Used Energy Generation for sale (14,146)
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Listing

3,684 km
Crushing equipment
Mobile stone crusher /Portable crusher50-350 t/h mobile stone crushing station
Call
Condition: new, power: 75 kW (101.97 HP), Year of construction: 2025, A mobile jaw crusher is a type of crushing machine that is equipped with a jaw crusher and is mobile in nature. This crusher is designed to be moved around and taken to various locations, especially those where processing materials are needed on-site. Mobile jaw crushers are widely used in industries such as mining, construction, and recycling for processing a variety of materials.
Here are the key features and components of a typical mobile jaw crusher:
1. Jaw Crusher:
- The primary crushing unit of the mobile jaw crusher is the jaw crusher itself. It consists of a fixed jaw and a movable jaw, with the material being crushed between them.
2. Mobile Chassis:
- The crusher is mounted on a mobile chassis, which may have tracks for mobility or be wheeled for easy transport. The mobility of the chassis allows the crusher to be easily moved between different work sites.
3. Feeder:
- A vibrating feeder is typically included to feed the material into the jaw crusher. It ensures a consistent and controlled feed of the material to the crushing chamber.
4. Engine or Power Source:
- Mobile jaw crushers are powered by diesel engines or electric motors. The choice of power source depends on factors such as the availability of electricity and the need for mobility.
5. Control Panel:
- A control panel is provided for operators to manage and monitor the crusher's operation. It may include controls for starting and stopping the crusher, adjusting the discharge setting, and monitoring various parameters.
6. Hydraulic System:
- Mobile jaw crushers often feature a hydraulic system to adjust the crusher's settings. This includes the adjustment of the jaw crusher's CSS (Closed Side Setting), which influences the product size.
7. Conveyor Systems:
- Conveyors are used to transport crushed material from the jaw crusher to the next stages of the processing plant or for stockpiling. Some mobile jaw crushers have integrated conveyor systems.
8. Magnetic Separator (Optional):
- Some mobile jaw crushers come equipped with a magnetic separator to remove metal contaminants from the crushed material, preventing damage to downstream equipment.
9. Dust Suppression System (Optional):
- To control dust generated during the crushing process, some mobile jaw crushers may be equipped with dust suppression systems.
10. Remote Control (Optional):
- Remote control capabilities allow operators to control the crusher from a distance, enhancing safety and convenience.
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11. Application:
- Mobile jaw crushers are used for primary crushing of various materials, including hard rock, construction and demolition waste, concrete, asphalt, and natural aggregates.
12. Versatility:
- Mobile jaw crushers are versatile and can be used in various applications. They are suitable for both recycling and quarrying operations, offering flexibility in processing different types of materials.
Mobile jaw crushers are beneficial for operations that require frequent relocation or for processing materials in remote locations. They provide a cost-effective solution for on-site crushing and are widely used in the construction and mining industries. Operators should follow safety guidelines and manufacturer recommendations for proper operation and maintenance.
Listing

4,389 km
Bevel Gear Cutting Machine
KlingelnbergG80
Call
Condition: like new (used), Year of construction: 2011, operating hours: 3,200 h, functionality: fully functional, Firma Montrasio GmbH kann Ihnen dieses sofort lieferbare Maschine zur Verfügung stellen.
Workpiece Data
Workpiece Diameter (max.) Ø 850 mm
Normal Module Range 5 – 20 mm
Face Width (max.) 125 mm
Number of Teeth (max.) 360
Basic Angle Setting Range ± 90°
Tool Data
Grinding Wheel Diameter (min. – max.) 229 – 508 mm (9 – 20")
Grinding Wheel Height incl. Base Plate (max.) 135 mm
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Tool Spindle
Seat HSK-E63 DIN 69893-5
Grinding Spindle Rotation Speed (max.) 4,500 rpm
Eccentric Speed (max.) 3,800 rpm
Dresser Speed (max.) 6,000 rpm
Nominal Grinding Spindle Power 27 kW
Workpiece Spindle
Seating Diameter (Oerlikon Outer Cone 1:4) –
Seating Diameter (Inner Cone) Ø 203.2 mm (8")
Workpiece Spindle Bore Ø 150 mm
Work Spindle Depth 740 mm
Workpiece Spindle Rotation Speed (max.) 40 rpm
General Machine Data
Total Connected Load (without Filter System) 60 kVA
Machine Dimensions (including Filter System) approx. 5,790 x 4,500 x 3,280 mm
Machine Net Weight (without Filter System) approx. 24,400 kg
Listing

4,844 km
Sheet metal deburring machine
TFONSurfacer® TF-RBC 3013 PLUS
Call
Condition: new, Year of construction: 2025, -TFON Edge Rounding & Surface Processing System.
Designed for superior versatility and precision, this system is engineered to process mild steel, aluminum, and stainless steel materials with thicknesses from 0 to 120 mm. It offers advanced edge rounding and surface cleaning capabilities tailored to demanding industrial applications
-Material Compatibility
-Mild Steel, Aluminum, Stainless Steel
-Working Thickness Range
-0 – 120 mm
Edge Rounding:
Radius 2 edge rounding for smooth, safe edges that enhance both aesthetics and functionality
Precision Control:
Integrated Siemens automation system delivers accurate, consistent control throughout processing.
Independent Processing Stations:
Multiple stations allow simultaneous or sequential processing, offering flexible workflow configurations.
Table Size Options:
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Available with 650 mm, 1000 mm, or 1300 mm working widths to suit diverse production requirements.
Table Types:
Magnetic, vacuum, or magnetic-vacuum tables provide secure, adaptable support for various materials and part sizes.
Plasma & Oxygen Technology:
Advanced plasma and oxygen systems efficiently remove heavy burrs and dross after cutting, ensuring cleaner surfaces.
Surface Purification:
Effectively eliminates dirt, rust, oxide, and scale, preparing parts for subsequent processing such as welding or coating
Edge Rounding for Coating:
Produces uniform, defect-free edges ideal for painting and coating applications.
Industry Applications:
Steel Service Centers, Energy, Mining, Construction, Automotive — engineered for heavy-duty, high-performance use.
Uniform Edge Results:
8 flap wheels work together to deliver consistent radius edges on every part.
Pneumatic Oscillation System:
Extends abrasive band life and maintains consistent performance by reducing wear through pneumatic oscillation.
Engineered for industrial precision. Built for durability. Designed for versatile applications.
TFON – Excellence in Edge Processing and Surface Preparation.

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Listing

3,446 km
COMPRESSOR
DENYODIS1300UB
Call
Condition: good (used), Year of construction: 2008, operating hours: 4,731 h, functionality: fully functional, machine/vehicle number: 3829845, color: original, USED DENYO 1300CFM,185PSI AIR COMPRESSOR
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MODEL : DIS1300UB
S#3829845
YEAR : 2008
HOUR : 4731
Listing

5,279 km
Crushing equipment
V90 mobile vertical shaft impact crusherV90 mobile vertical shaft impact crusher
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Condition: new, functionality: fully functional, Year of construction: 2025, For Sale: Mobile Vertical Shaft Impact Crusher - Contact Us 24/7
CONSTMACH V-90 mobile vertical shaft impact crusher is a compact mobile crushing and screening plant that offers high efficiency and superior quality. Also known as a mobile sand making machine, this system is an ideal solution for producing material in the 0–5 mm range, in a cubic form and with a fine grain size. Thanks to its engineering marvel design, robust construction, and long-lasting components, the V-90 delivers maximum performance even in challenging field conditions.
This model can process materials obtained after primary and secondary crushing operations, as well as natural stones up to 45 mm in size directly. It delivers superior crushing performance on stones of varying hardness, such as limestone, basalt, granite, dolomite, and gabbro. Production capacity ranges from 200 to 250 tons per hour, depending on material hardness. In addition to sand, simultaneous production of three different final fractions is possible.
The V-90 consists of advanced components such as a vibrating feed bunker, VSI 900 CR vertical shaft impact crusher, vibrating screen, feedback and stock belts, hydraulic-legged mobile chassis, and PLC-controlled automation system. Thanks to its user-friendly design, installation time is very short, and it can be commissioned without requiring external equipment. Siemens–Schneider brand electronic components and remote control capability allow the system to be managed from a single tablet.
V-90 Mobile Vertical Shaft Impact Crusher Technical Specifications
Production Capacity: 200–250 tph
Maximum Feed Size: 45 mm
Feed Height: 4.5 meters
Main Configuration: VSI Crusher + Vibrating Screen
Total Motor Power: 440 kW
Electric Generator Requirement: 850 kVA
Plant Weight: 45 tons
Plant Dimensions: 20.8 (L) x 3.85 (W) x 4.5 (H) meters
Chassis Type: Hydraulic-mounted, wheeled single chassis
Why Choose the V-90 Mobile Vertical Shaft Impact Crusher?
At CONSTMACH, we combine high-quality engineering with solutions that make a difference in the field. Our V-90 model offers maximum efficiency in rock crushing and sand production while providing a high return on your investment with low operating costs. Its design suitable for international transport, easy installation, and durable construction allow you to quickly bring your projects to life. With its long-lasting components, our technical support, and spare parts guarantee, the V-90 will be the key to uninterrupted performance in your production line.
What Do We Do at Constmach?
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Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products tailored to their needs. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, stone crushing machines, stone crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
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Listing

3,684 km
Crushing equipment
VSI Sand maker / Sand making machineVertical Shaft Impact Crusher for sand
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Condition: new, functionality: fully functional, Year of construction: 2025, The VSI (Vertical Shaft Impactor) sand making machine is a type of crusher designed to accelerate the crushing of aggregate and produce cubical-shaped sand. It is widely used in the field of construction, mining, and other similar industries. Here are key features and information about VSI sand making machines:
1. Working Principle:
- The VSI sand making machine operates on the principle of stone impacting stone or stone impacting iron. Material is fed into the center of the rotor, which accelerates to high speed to throw the material outward against a wear-resistant lining.
2. Rotor and Crushing Chamber:
- The rotor is a crucial part of the VSI machine and is often designed with multiple pockets to facilitate material throwing and crushing.
- The crushing chamber is lined with wear-resistant materials to endure the impact and abrasion during the crushing process.
3. Feedstock Control:
- The feedstock (material to be crushed) can be controlled using a variable speed control system, allowing for adjustments to achieve the desired particle size.
4. Material Types:
- VSI machines are suitable for processing various materials, including hard and abrasive materials such as rocks, ores, and minerals.
5. Cubical Shaping:
- One of the significant advantages of VSI machines is their ability to produce cubical-shaped end products, which is desirable for high-quality concrete and asphalt production.
6. Adjustable Discharge:
- The machine usually has an adjustable discharge opening, allowing for customization of the final product size.
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7. Sand Production:
- VSI sand making machines are primarily used to produce manufactured sand (M-sand) and crushed sand, which are essential components in the construction industry.
8. Maintenance:
- Regular maintenance is required to ensure optimal performance and extend the machine's lifespan. This includes checking wear parts, lubrication, and addressing any issues promptly.
9. Variations:
- Different manufacturers may offer variations of VSI machines with unique features or specifications. Common variations include open rotor and closed rotor designs.
10. Environmental Considerations:
- VSI sand making machines are generally considered environmentally friendly as they produce less dust and noise compared to traditional crushers.
11. Manufacturers:
- Well-known manufacturers produce VSI sand making machines, and it's crucial to choose a reputable supplier with a track record of providing reliable equipment.
When considering a VSI sand making machine, factors such as feed size, capacity, and the desired end product specifications should be taken into account. Additionally, check the reputation of the manufacturer, and consider customer reviews and feedback regarding the specific model you are interested in.
Listing

4,844 km
Sheet metal deburring machine
TFONSurfacer® TF-RBC 3013
Call
Condition: new, Year of construction: 2025, -TFON Edge Rounding & Surface Purification System
-Material Compatibility
Mild Steel, Aluminum, and Stainless Steel.
-Working Thickness Range:
Accommodates material thicknesses from 0 to 120 mm.
-Edge Rounding
Provides Radius 2 edge rounding for smooth, safe edges that enhance both the appearance and functionality of the workpiece.
-Precision Control:
Equipped with a Siemens automation system for accurate and consistent control throughout the entire process.
Independent Stations:
Multiple processing stations enable versatile operations, allowing different tasks to be performed simultaneously or sequentially
Table Options:
Available working table sizes of 650 mm, 1000 mm, or 1300 mm to meet specific production requirements
Table Types:
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Flexible configurations including magnetic, vacuum, or magnetic-vacuum tables ensure secure support for various materials and part sizes.
Plasma and Oxygen Technology:
Utilizes advanced plasma and oxygen technology to effectively remove heavy burrs and dross after cutting, delivering cleaner and smoother surfaces
Surface Purification:
Efficiently removes surface contaminants such as rust, oxide, and scale, preparing parts for further processing
Edge Rounding for Coating:
Prepares parts perfectly for painting and coating by ensuring a uniform, imperfection-free surface
Industry Applications:
Ideal for Steel Service Centers, Energy, Mining, Construction, and Automotive sectors, offering tailored solutions for heavy-duty applications.
Uniform Results:
Six flap wheels operate in unison to provide consistent, equal radius edges on every part.
Pneumatic Oscillation System:
Extends the lifespan of emery bands by minimizing wear and maintaining consistent performance over time.
Listing

3,446 km
New generator
MCWELMG20S-K
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Condition: new, Year of construction: 2024, functionality: fully functional, machine/vehicle number: MG006447C, fuel type: diesel, color: light blue, type of cooling: water, New 16kva diesel engine indoor generator
Make/model: MCWEL MG20S-K
Country of origin: China
Rated output: 12kva / 50Hz
Rated voltage: 220V
Power factor: 0.8
Phase-wire: 1-phase/2-wire
Engine make/model: Kubota D1703-E2BG
Rate output: 12.8kW / 1500rpm
Fuel consumption: 3.5L/hr / 100% load
Dimension: L – 1,490mm x W – 700mm x H – 930mm
Weight: 680kg
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Listing

5,279 km
Crushing equipment
V70 mobile vertical shaft impact crusherV70 mobile vertical shaft impact crusher
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Condition: new, functionality: fully functional, Year of construction: 2025, CONSTMACH V-70 mobile vertical shaft impact crusher, also known as the mobile sand making machine, is a high-efficiency mobile crushing and screening plant specifically designed for the production of high-quality fine aggregate. It delivers superior performance, particularly in the production of perfectly cubic sand with a grain size of 0-5 mm.
Thanks to its advanced engineering, durable components, and long-lasting design, it offers maximum efficiency in different rock types of varying hardness, such as granite, basalt, dolomite, gabbro, and limestone. The V-70 model can directly process natural stones up to 35 mm in size, as well as materials obtained from primary or secondary crushing processes.
With a production capacity ranging from 100 to 150 tons per hour, it can simultaneously produce 0-5 mm sand and three different aggregate fractions. Thanks to its user-friendly hydraulic-mounted mobile chassis, the plant is ready for operation in just a few hours at the installation site. The automation system is equipped with SIEMENS and SCHNEIDER electronic components, allowing all operations to be easily managed from a single tablet.
Thanks to its compact design, the V-70 complies with international road transport standards and can be quickly transported to different construction sites using a king-pin-connected tractor. The system can also be equipped with an optional diesel generator, allowing for independent operation in areas where energy is needed.
V-70 Mobile Vertical Shaft Crusher Technical Specifications
Production Capacity: 100-150 tph
Maximum Feed Size: 35 mm
Feed Height: 4.5 meters
Main Configuration: VSI Crusher + Vibrating Screen
Total Motor Power: 170 kW
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Electric Generator Requirement: 400 kVA
Plant Weight: 32 tons
Plant Dimensions: 17.8 (L) x 3.35 (W) x 4.3 (H) meters
Chassis Type: Single chassis with wheels equipped with hydraulic legs
Why Choose the V-70 Mobile Vertical Shaft Impact Crusher?
CONSTMACH V-70 offers maximum efficiency, low maintenance costs, and superior quality in rock crushing and sand production. Its compact design makes it easy to transport, and its automation system requires minimal operator intervention. Its long-lasting components, high-performance VSI crusher system, and energy efficiency ensure the highest return on your investment. Manufactured with the CONSTMACH guarantee, the V-70 stands out in the industry with its durability, performance, and after-sales technical support. If you are looking for a reliable, fast, and economical solution for quality sand production, the V-70 is the right choice for you.
What Do We Do at Constmach?
Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, stone crushing machines, stone crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Crushing equipment
Mingyuan Small mobile jaw crusherMobile Diesel jaw crusher 250x400
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Condition: new, functionality: fully functional, power: 11 kW (14.96 HP), Year of construction: 2025, A diesel jaw crusher PE250X400 with a screen typically refers to a mobile jaw crusher equipped with a diesel engine that can be used for primary crushing of various raw materials, and it includes a screening system for separating the crushed material into different sizes. Here are key features and information about such a configuration:
1. Diesel Engine:
- The diesel engine provides the power for the jaw crusher, making it suitable for locations where electric power may not be readily available or practical. Diesel engines are known for their durability and reliability.
2. Jaw Crusher (PE250X400):
- The "PE250X400" indicates the opening size of the jaw crusher in millimeters. In this case, the jaw crusher has an inlet opening of approximately 250mm x 400mm, allowing it to crush various materials with different sizes.
3. Screening System:
- The inclusion of a screen allows the crushed material to be separated into different sizes based on particle size. This is particularly useful for producing various grades of final products.
4. Mobile Configuration:
- A mobile jaw crusher with a diesel engine and screen is often mounted on a mobile chassis, making it easy to move from one location to another. This mobility is especially beneficial for applications in construction sites or quarry operations.
5. Material Handling:
- The raw material is fed into the jaw crusher, where it is crushed by the reciprocating motion of the movable jaw against the fixed jaw. The crushed material then passes through the screen, and different-sized particles are discharged accordingly.
6. Adjustable Output Size:
- The jaw crusher typically has an adjustable discharge setting, allowing operators to control the size of the final crushed material.
7. Applications:
- Diesel jaw crushers with screens are commonly used in construction, mining, and quarrying applications for processing various materials such as concrete, gravel, rock, and other aggregates.
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8. Maintenance and Operation:
- Regular maintenance of the diesel engine, jaw crusher components, and the screen is necessary to ensure optimal performance and longevity.
9. Fuel Efficiency:
- Diesel engines are generally known for their fuel efficiency, making them suitable for applications where a reliable power source is required without access to electrical grids.
When considering a diesel jaw crusher with a screen, it's important to evaluate factors such as the required capacity, material hardness, and the desired final product specifications. Additionally, choose a reputable manufacturer known for producing reliable and high-quality mobile crushing and screening equipment.
Listing

3,446 km
Generator
CUMMINSQSK60-GS3
Call
Condition: excellent (used), Year of construction: 2014, operating hours: 943 h, functionality: fully functional, machine/vehicle number: B14K635476, fuel type: diesel, output voltage: 400 V, output frequency: 50 Hz, nominal power (apparent): 1,760 kVA, type of cooling: water, Used Cummins Genset c/w Stamford Alternator
MODEL : C1760D5E
SERIAL : B14K635476
Engine Make/Model: Cummins /QSK60-GS3
Engine Serial Number : 33199906
Alternator Make/Model : Stamford /P1734D1
Alternator serial no : X12b094716
Standby rating: 1760kva
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Cycle : 50Hz
Rated voltage: 400V
Power factor: 0.8
Phase-wire: 3-phase/4-wire
Hour : 943
Listing

5,279 km
Crushing equipment
V80 mobile vertical shaft impact crusherV80 mobile vertical shaft impact crusher
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Condition: new, functionality: fully functional, Year of construction: 2025, For Sale: Mobile Vertical Shaft Impact Crusher - Contact Us 24/7
CONSTMACH V-80 mobile vertical shaft impact crusher is a fully equipped mobile sand production plant specially designed for producing high-quality fine aggregate and cubic-shaped sand. This plant delivers superior performance in 0–5 mm particle sizes thanks to the VSI 800 CR vertical shaft impact crusher technology developed with advanced engineering solutions. Its compact design, easy transportability, and high efficiency deliver excellent results, especially when processing rocks of varying hardness, such as granite, basalt, dolomite, gabbro, and limestone.
The V-80 can be fed with natural stones up to 40 mm in size after primary or secondary crushing. The plant provides a production capacity of 150 to 200 tons per hour, depending on the hardness of the stone. During production, three different fractions can be obtained simultaneously, in addition to material smaller than 5 mm. The hydraulic foot system, short assembly time, and PLC-based automation structure offer maximum ease of use for the operator. Furthermore, it guarantees long-lasting and reliable operation with Siemens – Schneider brand electronic components.
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V-80 Mobile Vertical Shaft Crusher Technical Specifications
Production Capacity: 150-200 tph
Maximum Feed Size: 40 mm
Feed Height: 4.5 meters
Main Configuration: VSI Crusher + Vibrating Screen
Total Motor Power: 390 kW
Electric Generator Requirement: 700 kVA
Plant Weight: 40 tons
Plant Dimensions: 18.8 (L) x 3.65 (W) x 4.4 (H) meters
Chassis Type: Single chassis with wheels, equipped with hydraulic legs
Why Choose the V-80 Mobile Vertical Shaft Impact Crusher?
At CONSTMACH, we offer our customers maximum efficiency, low maintenance costs, and quick installation advantages in rock crushing and screening processes. The V-80 model provides flexibility and operational ease in the field with both its high production capacity and mobile design. Its compact chassis, which can be transported with just a tractor, allows for quick transitions between different construction sites. Moreover, it guarantees uninterrupted production in all conditions with its dust reduction system, remote control support, and optional diesel generator integration. With its durability, energy efficiency, and world-class engineering quality, the V-80 has become synonymous with reliability and performance in sand production.
What Do We Do at Constmach?
Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products tailored to their needs. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, stone crushing machines, stone crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Crushing unit
Construction &Delolition Waste RecyclingPE600x900 stone crusher
Call
Condition: new, Year of construction: 2025, functionality: fully functional, power: 55 kW (74.78 HP), ### Introduction to Jaw Crushers
A jaw crusher is a type of primary crusher used in mining and ore processing plants. It works by using compressive force to break down large rocks into smaller, more manageable pieces. The machine consists of a fixed jaw and a movable jaw, which together create a V-shaped cavity called the crushing chamber. The movable jaw exerts force on the rock by forcing it against the stationary plate, causing it to break.
Key Components:
- Fixed Jaw Plate: Mounted in a fixed position.
- Movable Jaw Plate: Mounted on a pitman that moves in a reciprocating motion.
- Flywheel: Provides the necessary inertia for the crushing action.
- Toggle Plates: Serve as a safety mechanism, ensuring that the jaw crusher operates efficiently and prevents damage.
### Working Principle
The working principle of a jaw crusher is based on the reciprocating movement of the movable jaw against the fixed jaw:
1. Feeding: Large rocks are fed into the top of the crusher.
2. Crushing: As the movable jaw moves back and forth, it crushes the material against the fixed jaw.
3. Output: Crushed material is discharged from the bottom of the crushing chamber.
### Applications of Jaw Crushers
Jaw crushers are versatile and can be used in a variety of industries and applications, including:
1. Mining and Mineral Processing:
- Primary crushing of mined ore (gold, copper, iron, etc.).
- Size reduction of rocks to facilitate further processing (e.g., milling).
2. Construction and Demolition:
- Crushing of concrete, bricks, and other construction materials.
- Recycling of building materials to create aggregate for new construction.
3. Aggregates Production:
- Crushing of raw materials to produce aggregates for concrete and asphalt.
- Production of road base and railway ballast.
4. Industrial Applications:
- Crushing materials in chemical processing plants.
- Size reduction of materials for production processes in various industries.
5. Environmental Management:
- Processing of materials for landfill cover.
- Recycling operations to reduce waste and promote sustainable practices.
### Advantages of Jaw Crushers
- High Crushing Ratio: Capable of producing a range of material sizes with a single pass.
- Durability and Reliability: Built to withstand heavy-duty use and harsh conditions.
- Simple Structure: Easy to maintain and repair, with fewer components compared to other types of crushers.
- Versatility: Suitable for various types of materials and a wide range of applications.
- Energy Efficiency: Efficiently uses energy, making it cost-effective for operations.
### Examples of Use Cases
- Mining Operations: Jaw crushers are used as primary crushers in mine sites to crush large rocks before being processed further in the milling process.
- Construction Sites: Used to break down concrete and other building materials for recycling and re-use.
- Aggregate Production: Integral in producing the base materials for construction and infrastructure projects.
- Demolition Projects: Efficiently crushes and recycles materials from demolished structures.
By understanding the introduction and applications of jaw crushers, businesses can make informed decisions about integrating this machinery into their operations for efficient and effective material processing.
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Listing

3,446 km
Welding set
mcwelm630
Call
Condition: new, Year of construction: 2024, functionality: fully functional, machine/vehicle number: WG002553, Make/model: MCWEL M630
Rated DC output: 26.4kW
Rated current: 550A
Voltage: 20 – 45V
Current range: 55 – 550A
Rated duty cycle: 60%
Applicable electrode: 1.6 – 8.0mm
Engine model: F3L912
Rate output: 28kW /1800rpm, 60Hz
Cooling system: air-cooled environment conditions
Dimension: L – 1,525mm x W – 760mm x H – 1,050mm
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Weight: 900kg
Listing

5,279 km
Crushing unit
300 TPH mobile limestone crushing plant300 TPH mobile limestone crushing plant
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Condition: new, Year of construction: 2025, functionality: fully functional, For Sale: Mobile Limestone Crushing and Screening Plant - Contact Us 24/7
CONSTMACHTM PI-2 mobile limestone crushing plant is a high-efficiency crushing solution specially designed for processing materials with low abrasiveness. With its compact design and robust construction, the PI-2 ensures excellent cubic-shaped final products while crushing materials such as limestone at high capacity. The plant is equipped with advanced engineering and can be assembled and put into production in a short time. It offers a complete mobile crushing and screening system with a vibrating feed bunker, CPI-1415 primary impact crusher, multi-layer vibrating screen, and foldable stock belt.
The PI-2 mobile limestone crusher can be controlled via a single tablet thanks to its user-friendly automation infrastructure. The PLC system, equipped with SIEMENS and SCHNEIDER brand electronic components, ensures safe and stable operation of the plant. With a production capacity of 250–300 tons/hour, the PI-2 combines the performance of a stationary plant with the flexibility of a mobile structure. When needed, the integration of a diesel generator eliminates the need for external power. With dimensions that comply with international transportation standards, the PI-2 can be easily transported between different construction sites.
PI-2 Mobile Limestone Crushing Plant Technical Specifications
Production Capacity: 250–300 tph
Maximum Feed Size: 1,000 x 1,000 mm
Feed Height: 4.5 meters
Main Configuration: Primary Impact Crusher + Vibrating Deck Screen
Total Motor Power: 400 kW
Electric Generator Requirement: 1100 kVA
Plant Weight: 55 tons
Plant Dimensions: 20 (L) x 3.85 (W) x 4.5 (H) meters
Chassis Type: Hydraulic opening-legged wheeled single chassis
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Why Choose the PI-2 Mobile Limestone Crusher?
CONSTMACHTM PI-2 offers a long-term investment advantage for businesses with its high performance, portable structure, and user-oriented automation system. Its durable components ensure low maintenance costs and maximum efficiency. Its easy assembly feature saves time, while its high crushing power strengthens your production line. Manufactured exclusively with quality materials and reliable engineering, the PI-2, combined with Constmach's industry experience, offers your business reliability, speed, and guaranteed uninterrupted production.
What We Do at Constmach
Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products tailored to their needs. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, rock crushing machines, rock crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Roll forming line
ball grinding mill for mining &fine sandsilica/Barite/limestone powder plant
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Condition: new, Year of construction: 2025, power: 300 kW (407.89 HP), A ball mill is a key equipment in the grinding process of barite. It is designed to grind and blend solid or hard materials into smaller pieces, particularly powder. In a barite grinding plant, ball mill is often used for grinding barite into an ultrafine powder for various applications.
Here are key features and aspects of a ball mill used for barite grinding in a plant:
1. Mill Structure:
- The ball mill for barite grinding typically consists of a horizontal cylindrical shell with ends that are flanged and bolted on. The ends may contain openings for feeding and discharging the barite.
2. Grinding Media:
- Steel or ceramic balls are commonly used as grinding media in the ball mill. The grinding media helps in the grinding process by reducing the size of the barite particles.
3. Rotation:
- The mill rotates on its horizontal axis. The rotational motion of the mill, driven by a motor, causes the grinding media to cascade and grind the barite.
4. Feed and Discharge:
- Barite is typically fed into the ball mill through a hopper or a conveyor. The ground barite particles are discharged from the mill through a discharge end.
5. Control System:
- Modern ball mills are equipped with control systems to monitor and regulate critical parameters, such as mill speed, feed rate, and temperature. This allows for precise control of the grinding process.
6. Size Reduction:
- The primary purpose of the ball mill is to reduce the size of barite particles. Grinding occurs as the barite is subjected to the impact and friction forces of the grinding media.
7. Classification:
- Depending on the desired fineness, a classification system may be integrated into the ball mill to separate fine particles from coarse ones. This ensures that the final product meets the required specifications.
8. Dust Collection:
- A dust collection system may be incorporated to capture and collect fine particles generated during the grinding process, ensuring a clean and safe working environment.
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9. Liners:
- The interior of the ball mill is often lined with wear-resistant materials, such as steel or rubber, to protect the mill shell from abrasion and ensure longer equipment life.
10. Application in Barite Processing:
- The ball mill in a barite grinding plant is a crucial piece of equipment for processing barite ore into a fine powder. This powder is used in various industries, including oil and gas drilling, coatings, and pharmaceuticals.
11. Safety Features:
- Safety features, such as monitoring devices and emergency shutdown systems, are typically incorporated into ball mills to ensure safe operation.
The specific design and features of a ball mill for barite grinding can vary among different manufacturers and applications. It is essential to follow proper procedures and guidelines for the operation and maintenance of the equipment to ensure optimal performance and longevity.
Listing

3,446 km
Diesel generator
McwelMGC156S
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Condition: new, Year of construction: 2023, functionality: fully functional, machine/vehicle number: MG006255C, overall weight: 1,900 kg, fuel type: diesel, color: blue, output voltage: 400 V, output frequency: 60 Hz, type of cooling: air, Product Description
New Diesel Engine Generator
Manufactured by McWEL
Model MGC156S
This is low noise level generator
It performs stable voltage
this generator consumes low Fuel
Operates on Diesel Engine
Voltage 230/400V
Frequency(HZ) 50/60HZ
Power factor 80%
Machine Weight 1450KG
Output 125/150KVA
Engine Type XN274DS
RPM 1500
Number of phase 3
Generator sold as its condition
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More information Please contact
VIJAY
JPN Industrial Trading Pte Ltd
13A Pandan crescent, Singapore 128478
Listing

5,278 km
Crushing unit
120 T/H mobile secondary impact crusher120 T/H mobile secondary impact crusher
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Condition: new, Year of construction: 2025, functionality: fully functional, The CONSTMACH JS-2 mobile crushing plant is designed to efficiently crush low and medium hardness materials such as limestone, river stone, dolomite, and basalt. With its compact design, powerful crusher combination, and mobile ease of use, the JS-2 delivers maximum performance across various production areas. The plant performs the primary crushing process with the CJC-90 jaw crusher, while the CSI-1212 secondary impact crusher in the second stage ensures a perfect cubic-shaped final product. This feature delivers ideal results, particularly for concrete production.
The JS-2 is equipped with a vibrating feed bunker, bypass belt, hydraulically supported mobile chassis, PLC-controlled automation system, and optional diesel generator set. The system is easy to install, can be put into production quickly, and can be operated without the need for a crane or loader when required, thanks to its hydraulic opening mechanisms. Furthermore, all components are from reliable brands such as SIEMENS and SCHNEIDER, ensuring long-term use.
JS-2 Mobile Crushing and Screening Plant Technical Specifications
Production Capacity: 150–200 tph
Maximum Feed Size: 900 x 650 mm
Feed Height: 5.7 meters
Main Configuration: Jaw Crusher + Secondary Impact Crusher + 3-Tier Screen
Total Motor Power: 355 kW
Electric Generator Requirement: 700 kVA
Plant Weight: 80 tons
Plant Dimensions: 1. Chassis: 11 x 3.4 x 4.4 m / 2. Chassis: 18 x 3.65 x 4.5 m
Chassis Type: Hydraulic folding legs, wheeled dual chassis
Why Choose the JS-2 Mobile Crushing Plant?
CONSTMACH JS-2 stands out from its competitors with its durability, high efficiency, and portability. Thanks to its advanced automation system, it can be easily controlled by a single operator. High-quality European components offer low maintenance costs and a long service life. Delivering reliable performance in all site conditions, JS-2 will more than pay for your investment for many years to come. For those seeking quality, reliability, and engineering excellence in a mobile crushing plant, CONSTMACH is the right choice.
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What Do We Do at Constmach?
Constmach is a leading machine manufacturer offering a wide range of products tailored to the needs of the construction and mining industries. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, rock crushing machines, rock crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Mill / grinding mill
Batch Ball Mill, Silica grinding millQuartz ball mill, silica powder grinding
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Year of construction: 2025, condition: new, ceramic ball mill ,Batch ball mill ,also called ceramic ball mill ,it is used for fine grinding of feldspar,quartz,clay,ore and so on.The ceramic ball mill is mainly used for material mixing, grinding,uniform product fineness,and saving power.It can be dry or wet.The machine can use different liner types according to production needs to meet different needs.The fineness of the grinding operation is controlled by the grinding time
ceramic ball mill Working principle
when ball mill working,steel balls inside drum will rotate with the drum to some height,and then steel balls fall down with materials to reach the point of grinding.
Working Principle of Ceramic ball mill
ceramic ball mill ,Intermittent ball mill grinding operation is finished in the cylinder body. When the cylinder rotates, materials ascend to a certain height and then fall along a certain path due to the balls' gravity. Two forces are generated on the balls inside. One is the force on balls through tangent direction; the other is a opposite force in the contrast to the diameter of balls, as a result of the force generated when the balls slide down. These two forces will constitute a couple for the steel balls. The balls are squeezed between the cylinder and the adjacent steel balls, so the couple can make unequal-sized friction force. The balls will orbit along with the cylinder axis and then fall down, which can produce a strong impact force on the ores in the cylinder body and, as a result, the ores will be crushed. In conclusion, the ores in the cylinder body are mainly crushed by composite effect of peeling force, impact force and extrusion force.
Ceramic ball mill also named Intermittent ball mill which adopts the wet intermittent operation, is used for fine grinding and mixing the material such as feldspar, quartz, clay ceramic raw materials. The discharging and the mud size can through through 1000 sieve pore. This machine is high milling machinery, materials should be Broken in the fineness of the state into the grinding mill to get the highest efficiency and economic benefits.
The cement mill is key equipment for the grinding process of the cement clinker after the crushing process of it. It is mainly used in the cement silicate product industry. After long term design and manufacture of the cement mill, our company now has series of cement mill with various specifications to meet with different requirement from our customers.
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Features of Cement Mill
Our company adopts suitable transmission methods according to different specifications. We have brim drive and center drive as transmission form. The cylinder adopts new type step lining to increase the grinding area. And it is easily repairable and changeable. The new designed separate-chambered structure adopts flexible lifting blade and fixed lifting blade and it is easily fixed and repaired.
Working Principle of Cement Mill
The cylinder will rotate by the transmission device. Due to the inertial centrifugal force, the steel balls will stick on the liner plate and rotate with the cylinder together. When the steel balls come to a certain height, it will fall down by gravity and impact the raw material. And the repeated going-up, falling down, slide and roll of the steel balls can grind the raw material together with the liner plates.
Listing

5,278 km
Crushing unit
Log washer | Gravel,sand washing machineLog washer | Gravel,sand washing machine
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Condition: new, Year of construction: 2025, functionality: fully functional, CONSTMACH log washer (Pallet Washer) is a high-performance washing machine developed specifically for cleaning large aggregates with high clay content. Designed to deliver maximum efficiency under demanding working conditions, this system effectively removes dirt from the material, ensuring high-quality aggregate production in construction, mining, and recycling facilities. Its twin-shaft design creates a powerful scrubbing effect on the material, breaking down even the most stubborn dirt and ensuring clean, ready-to-use material.
The CONSTMACH pallet washer offers operators high flexibility with its adjustable shaft angle and speed control, enabling optimal washing performance for different types of aggregates. Its robust body, high-strength material usage, and easy maintenance ensure long-lasting operation. Furthermore, it can process hundreds of tons of material per hour without compromising cleaning quality, even in facilities requiring high capacity.
This equipment improves the quality of aggregates used in construction projects, optimizes mineral separation processes in mining, and contributes to the production of reusable materials in recycling plants. The effective removal of foreign matter extends the life of subsequent crushing and screening equipment and reduces operating costs.
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Log Washer (Pallet Washer – Coarse Material Washer) Technical Specifications
Machine Size: 2000 x 7000 mm (Double Shaft)
Electric Motor Power: 2 x 37 kW, GAMAK Brand, IE3 Efficiency Class, 1500 rpm
Feed Size: 0 - 50 mm
Main Body Material: S235JR A1 Quality, 8 mm Rolled Sheet
Rotation Speed: 15 - 25 rpm
Helix: Double Shaft Spiral Pallets, S235JR, 8 mm Sheet, Cast Arms Resistant to Wear and Hardox Coating
Shaft: Cr-Ni-Mo Alloy Steel
Body: GS52 Cast Steel
Bearings: SKF or FAG, Heavy Duty Roller Bearings
Production Capacity: 200 - 400 t/h
Weight: 24,000 kg
Why Choose CONSTMACH Log Washer (Pallet Washer – Large Material Washer)?
CONSTMACH combines quality, durability, and efficiency with its log washer systems developed through years of experience. Each component is designed for long life and minimal maintenance. Thanks to its high-capacity washing performance, energy efficiency, and ease of use, you will get the most out of your investment in the shortest time possible. CONSTMACH also guarantees the uninterrupted operation of your business with its after-sales support and spare parts services. If you are looking for a reliable solution for clean, solid, and high-quality aggregates, the CONSTMACH pallet washer is the right choice.
What Do We Do at Constmach?
Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, rock crushing machines, rock crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Ball Mill for Ore mining & sand grinding
batch ball mill & wet mining ball mill2400X4500 ball mill
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Condition: new, fuel type: electric, Year of construction: 2025, machine/vehicle number: 2700x4500, Equipment: low noise, Main Technical parameters of the ball mill
Drum diameter: 2400mm
Drum length: 4500mm
Motor power: 320KW
Max input size: 25mm
Capacity:35-60 t/h
Weight: 72Tons
Ball loading: 30Tons
Besides this model, we also have the other models like 2700x4500, 3200x4500, 1830x13000mm, and so on, and we can also offer customerization service, we can also provide complete grinding solution for various industries like cement, quartz, ore beneficiation plant, and so on, welcome to contact us for more info.
A ball mill is a common grinding machine used to grind and blend materials for use in mineral processing, including ore mining and the production of silica (silicon dioxide). When it comes to ore mining and silica grinding, the characteristics of the ore and the final product requirements will play a crucial role in selecting the appropriate ball mill.
Here are some considerations for using a ball mill in ore mining and silica grinding:
1. Ore Characteristics:
- Hardness: The hardness of the ore determines the type of ball mill that is most suitable. Harder ores may require a more robust and wear-resistant ball mill.
- Particle Size Distribution: The initial particle size of the ore affects the grinding process. Different ores may require different approaches to achieve the desired particle size.
2. Silica Grinding:
- Silica Content: If the primary goal is to grind silica, it's important to consider the initial silica content and the desired final particle size. Silica grinding often requires special attention to prevent excessive wear on the milling equipment.
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3. Ball Mill Type:
- Overflow vs. Grate Discharge: The type of discharge from the ball mill can impact the final product and the grinding efficiency. Overflow mills are generally used for most grinding applications, while grate discharge mills are more suitable for certain types of ores.
4. Mill Size and Capacity:
- Mill Diameter and Length: The size of the ball mill should be selected based on the amount of material to be ground and the desired throughput.
- Capacity: Ensure that the chosen ball mill has the capacity to handle the required volume of material efficiently.
5. Grinding Media:
- Material and Size: The choice of grinding media (balls or cylpebs) and their size depends on the hardness of the ore and the desired final particle size. Different grinding media materials can impact the purity of silica during grinding.
6. Liners and Lifting Aids:
- Liners: Consider the type of liners used in the ball mill to protect the shell and optimize the grinding process.
- Lifting Aids: Some mills use lifting aids to enhance the grinding action and promote better mixing of the material.
7. Control and Monitoring Systems:
- Automation: Utilize control systems to automate the milling process and ensure optimal performance.
- Monitoring: Regularly monitor the milling process to adjust parameters as needed for consistent and efficient operation.
8. Safety Measures:
- Safety Systems: Implement safety features to protect personnel and equipment during operation.
Always follow the manufacturer's recommendations and guidelines for operation and maintenance to ensure safe and efficient use of the ball mill in ore mining and silica grinding applications.
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Listing

5,278 km
Crushing unit
120 TPH mobile impact crushing plant120 TPH mobile impact crushing plant
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Condition: new, Year of construction: 2025, functionality: fully functional, CONSTMACH JS-3 mobile jaw and impact crushing plant is a compact, high-efficiency solution designed for crushing low to medium hardness rocks such as limestone, river rock, dolomite, and basalt. Its dual-chassis design integrates crushing, screening, and stockpiling operations into a single system. The first chassis features a vibrating feed bunker, CJC-110 jaw crusher, bypass belt, feed belt, and hydraulically supported wheeled chassis; while the second chassis houses the CSI-1215 secondary impact crusher, 3-deck vibrating screen, return belt, and foldable stock conveyors. This structure enables high-capacity production and superior cubic-shaped aggregate.
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The JS-3 is equipped with a high-tech PLC automation system and SIEMENS–SCHNEIDER brand electronic components. Thanks to its user-friendly design, it can be set up quickly and easily commissioned. It can be operated without the need for external equipment such as cranes or loaders thanks to the hydraulic opening feed bunker and conveyor system. It can also operate independently of the power grid with an optional diesel generator system.
JS-3 - Mobile Jaw and Impact Crusher Technical Specifications
Production Capacity: 250–300 tph
Maximum Feed Size: 1,100 x 850 mm
Feed Height: 6.3 m
Main Configuration: Jaw Crusher + Secondary Impact Crusher + Vibrating Screen
Total Motor Power: 490 kW
Electric Generator Requirement: 850 kVA
Plant Weight: 105 tons (total)
Plant Dimensions: 1. Chassis: 13x3.4x4.5 m / 2. Chassis: 20x3.85x4.5 m
Chassis Type: Hydraulic-mounted, wheeled dual chassis
Why Choose the JS-3 Mobile Crushing Plant?
CONSTMACH JS-3 stands out among portable crushing and screening solutions with its durability, high production capacity, and easy operation. Manufactured with high-quality materials and superior engineering, this plant offers minimum maintenance requirements and maximum efficiency. With its quick setup, low operating costs, and excellent aggregate quality, the JS-3 is the ideal choice for businesses seeking a long-lasting and reliable investment in the mobile crushing sector. With the CONSTMACH guarantee, you get high performance and uninterrupted production in every project.
What Do We Do at Constmach?
Constmach is a leading machine manufacturer serving the construction and mining industries with a wide range of products. Our product portfolio includes concrete block making machines, stationary and mobile concrete plants, rock crushing machines, rock crushing and screening plants, sand washing machines, sand making machines, asphalt plants, conveyor belt systems, jaw crushers, and mobile crushing plants. With its high quality standards, innovative production approach, and customer-focused solutions, Constmach stands out as a reliable brand in both national and international markets. Our products continue to be the preferred choice of industry professionals due to their durability, efficiency, and long-lasting performance.
Listing

3,684 km
Crushing equipment
Tracked mounted mobile crushing stationCrawler mobile stone crusher
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Condition: new, functionality: fully functional, Year of construction: 2024, A crawler mobile stone crusher is a mobile crushing device that has a tracked chassis, which allows it to move around the site and be transported from one location to another. This type of crusher is generally used in areas where there are space restrictions and the stones need to be crushed directly at the site, making it a versatile and flexible option for various applications. Here are some key features and aspects of crawler mobile stone crushers:
1. Mobility:
- The primary advantage of a crawler mobile stone crusher is its mobility. The tracked chassis enables it to move easily on different types of terrain, making it suitable for a wide range of applications, including construction sites, quarries, and demolition projects.
2. Crushing Mechanism:
- Crawler mobile stone crushers are equipped with a primary crusher to break down the large rocks into smaller pieces. Common types of primary crushers include jaw crushers, impact crushers, or cone crushers.
3. Versatility:
- These crushers are versatile and can handle various types of materials, including hard rocks, ores, and recycled concrete. They can be used for primary, secondary, or tertiary crushing depending on the specific requirements of the application.
4. Remote Control Operation:
- Many crawler mobile crushers are equipped with remote control systems, allowing operators to control the equipment from a distance. This feature enhances safety and efficiency, especially in challenging or hazardous environments.
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5. Compact Design:
- Crawler mobile stone crushers typically have a compact design, making them suitable for working in confined spaces or on construction sites with limited available space.
6. Hydraulic System:
- The crushers are often equipped with a hydraulic system to facilitate quick and easy adjustment of the crusher settings. This includes adjusting the crusher's discharge opening and controlling the feed rate.
7. High Production Capacity:
- Despite their compact design, crawler mobile stone crushers can have high production capacities. This is crucial for efficiently processing large volumes of material on construction sites or in mining operations.
8. Screening Unit (Optional):
- Some crawler mobile crushers come with an integrated screening unit, allowing the production of multiple particle sizes in a single pass. This can be particularly useful in applications where a specific range of sizes is required.
9. Power Source:
- Crawler mobile stone crushers are typically powered by diesel engines, providing the flexibility to operate in remote areas where electrical power may not be readily available.
10. Easy Maintenance:
- Many crawler mobile crushers are designed with ease of maintenance in mind, with features such as access panels and service points to simplify routine inspections and repairs.
Crawler mobile stone crushers have become popular in the construction and mining industries due to their flexibility, mobility, and ability to crush a variety of materials on-site. They offer a solution for efficient and convenient mobile crushing operations in diverse working environments.
Listing

3,684 km
Active lime, LECA/ Oil Proppant plant
Rotary kiln / furnace for clinker, limeActive lime/Oil Proppant production line
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Condition: new, Year of construction: 2025, An active lime production line is a set of equipment designed to produce high-quality lime from limestone, with the aim of meeting various industrial applications, such as in the production of steel, environmental desulfurization, and other processes. The process typically involves several stages, including limestone crushing, calcination, hydration, and finally, the production of active lime. Here is a general overview of the main steps involved in an active lime production line:
1. Limestone Quarrying:
- Raw limestone is extracted from quarries and transported to the lime plant. The limestone may undergo crushing and sizing processes to achieve the desired particle size.
2. Limestone Preheating:
- The raw limestone is typically preheated in a preheater or precalciner before entering the rotary kiln. This preheating step helps to reduce the energy consumption in the kiln by partially decarbonizing the limestone.
3. Loading into the Rotary Kiln:
- The preheated limestone is loaded into the rotary kiln, a large, rotating cylindrical furnace. The kiln is inclined at a slight angle to facilitate the movement of materials through the kiln.
4. Calcination:
- In the rotary kiln, the limestone undergoes high-temperature calcination (typically in the range of 900 to 1,450 degrees Celsius). This process causes the limestone to undergo chemical and physical changes, converting it into lime (calcium oxide).
5. Cooling:
- After calcination, the lime moves through the cooling zone of the kiln, where it is cooled down. This cooling step is essential to stabilize the lime and prepare it for further processing.
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6. Hydration:
- The quicklime produced in the kiln is then slaked with water in a hydration process to produce slaked lime (calcium hydroxide). This is typically done in a separate hydrator.
7. Separation of Unreacted Lime:
- The slaked lime is separated from any unreacted quicklime or impurities. This step ensures that the final product is of high quality.
8. Filtering and Drying:
- The separated slaked lime is filtered to remove excess water, and the resulting product is dried to achieve the desired moisture content.
9. Storage and Packaging:
- The final product, active lime (calcium oxide), is stored in silos or other storage facilities. It can then be packaged for sale or transported to end-users.
10. Environmental Considerations:
- Dust collection systems and other environmental control measures are often implemented to minimize emissions and ensure compliance with environmental regulations.
The design and configuration of an active lime production line can vary based on factors such as the type of limestone used, production capacity requirements, and specific industrial applications. Modern production lines often incorporate advanced technologies to optimize energy efficiency, minimize environmental impact, and ensure high-quality active lime production.
Listing

3,684 km
Crushing unit
Construction waste recycling machineConstruction&demolition management
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Condition: new, Year of construction: 2025, Creating a cheap portable or mobile sand making plant involves optimizing costs while maintaining functionality and efficiency. Here's a basic outline of components and considerations for designing a cost-effective portable sand making plant:
1. Portable Sand Making Machine:
- Select a cost-effective sand making machine that meets your production requirements. Consider factors like capacity, efficiency, and maintenance costs.
- Look for options that offer good performance at a lower initial investment.
2. Screening Equipment:
- Choose a portable screening unit to separate the sand into different sizes. This is crucial for producing high-quality sand with the desired particle size distribution.
- Consider modular screening units that are easy to transport and set up.
3. Conveyor Systems:
- Utilize conveyors to transport raw materials between different components of the plant. Opt for simple and reliable conveyor systems.
- Explore cost-effective conveyor options that are easy to maintain.
4. Hopper and Feeder:
- Incorporate a hopper and feeder system to ensure a continuous flow of raw materials to the sand making machine. This helps optimize the production process.
- Choose a design that minimizes material spillage and wastage.
5. Power Source:
- Consider energy-efficient power sources to reduce operational costs. This could include using generators or connecting to the electrical grid, depending on the availability and cost of electricity in your location.
6. Chassis and Mobility:
- Opt for a simple and robust chassis design that allows for easy transportation. Depending on your needs, choose between wheels or tracks for mobility.
- Aim for a design that facilitates quick setup and dismantling to save time and labor costs.
7. Control System:
- Implement a user-friendly control system that enables operators to monitor and adjust the sand making process efficiently.
- Consider automation features that enhance control and reduce the need for constant manual intervention.
8. Dust Control and Environmental Considerations:
- Integrate effective dust control measures to comply with environmental regulations and ensure a safe working environment.
- Explore environmentally friendly features to align with sustainability goals.
9. Modular Design:
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- Consider a modular design for easy customization and scalability. This allows you to adapt the plant to varying production needs over time.
10. Used Equipment:
- Explore the possibility of using refurbished or used equipment to cut down on initial costs. Ensure that the used equipment is in good working condition and can meet your production requirements.
Remember that while cost optimization is important, it's crucial to maintain the quality and efficiency of the sand making process. Additionally, compliance with environmental regulations should be a priority. Always consider the specific requirements of your project and seek professional advice if needed.
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