Second-hand machinery for sale (2,00,000)
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Listing
Zheng Zhou Shi
3,684 km
Cement mill,clinker grinding plant
Clinker grinding mill / cement ball millcement grinding with air classifier
Call
Year of construction: 2026, condition: new, functionality: fully functional, A cement clinker grinding mill is a specialized equipment used to grind the hard nodular clinker into fine powder, which is cement. Most cement is currently ground in ball mills and also vertical roller mills, which are more effective than ball mills.
Here are key features and information about cement clinker grinding mills:
1. Raw Materials:
- The main raw material for making cement is clinker, which is produced by sintering limestone and clay. Other materials such as gypsum, fly ash, or slag may also be added during the grinding process to achieve specific properties.
2. Grinding Process:
- The clinker and other additives are finely ground in the grinding mill to produce cement. The grinding process is a crucial step in cement production and contributes significantly to the final quality of the product.
3. Types of Mills:
- Ball Mills: Traditional ball mills are commonly used for grinding clinker. They operate by rotating a cylinder with steel grinding balls, causing the balls to fall back into the cylinder and onto the material to be ground.
- Vertical Roller Mills (VRM): VRM technology has become increasingly popular for clinker grinding. These mills use a rotating table with rollers to crush and grind the clinker, providing energy efficiency and a smaller footprint compared to ball mills.
4. Gypsum Addition:
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- Gypsum is often added during the grinding process to control the setting time of the cement. It prevents flash setting of the clinker and facilitates the formation of a workable and pumpable cement paste.
5. Quality Control:
- Quality control measures, such as monitoring the fineness of the cement, chemical composition, and other properties, are implemented during the grinding process to ensure the final product meets the required specifications and standards.
6. Clinker Cooling:
- Before grinding, the clinker is produced by heating the raw materials in a kiln. The clinker is then cooled before entering the grinding mill to prevent excessive heat build-up during grinding.
7. Dust Collection and Environmental Considerations:
- Dust collectors and air pollution control systems are often employed to capture and control the dust generated during the grinding process, addressing environmental and safety concerns.
8. Packaging and Storage:
- After grinding, the cement is typically stored in silos before being packaged in bags or dispatched in bulk for distribution to construction sites or for sale in the market.
Cement clinker grinding mills play a crucial role in the cement production process, and advancements in technology continue to improve the efficiency and environmental sustainability of the grinding process.
Technical details
We have different options for different requirements, please contact our team for more info.
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Construction waste recycling plant100-200 t/h sand gravel production plant
Call
Condition: new, functionality: fully functional, power: 300 kW (407.89 HP), overall weight: 65,000 kg, tire size: 6*2, tire condition: 100 %, drive condition: 100 %, chain condition: 100 %, axle configuration: 3 axles, emission class: euro3, Year of construction: 2026, machine/vehicle number: V9638J96, Equipment: all wheel drive, hydraulics, onboard computer, Sand and Gravel Production Plant | MINGYUAN Heavy Industrial Equipment
A sand and gravel production plant is an integrated system designed for producing high-quality construction aggregates, including sand, gravel, crushed stone, and artificial sand. MINGYUAN provides complete aggregate crushing and screening solutions for quarries, mining, construction, and infrastructure projects, ensuring efficient material processing and consistent output.
General Introduction
The MINGYUAN sand and gravel production line combines advanced crushing, screening, washing, and conveying equipment to process raw materials such as limestone, granite, basalt, river stone, and quartz into various sizes of construction sand and gravel aggregates. The plant typically includes jaw crushers, impact crushers, cone crushers, vibrating screens, sand washers, belt conveyors, and dust collectors, forming a complete and automated production system. It is widely used in road construction, concrete batching plants, building materials, and hydropower projects.
Capacity range: 30–1000 tons per hour (customizable)
Feed size: ≤800 mm depending on crusher type
Output size: 0–5 mm (sand), 5–10 mm, 10–20 mm, 20–40 mm (gravel)
Main equipment: Jaw crusher (PE/PEX series), cone crusher, impact crusher, VSI sand maker, vibrating feeder, vibrating screen, sand washing machine, belt conveyor, and control system
Power configuration: Electric or diesel-driven options available
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Automation: PLC control with real-time monitoring and adjustable output ratio
MINGYUAN Heavy Industrial Equipment Co., Ltd. provides complete sand and gravel production solutions with reliable performance, competitive price, and professional after-sales service for global customers in the mining, construction, and cement industries.
2. Crushing and Screening:
- The extracted raw materials often need to go through crushing and screening processes to reduce their size and separate them into different grades.
- Crushers break down large rocks into smaller pieces, and screens sort the particles based on size.
3. Washing:
- Washing is a common process to remove impurities such as clay, silt, and dust from the raw materials. This is particularly important for sand and gravel used in construction.
4. Grading and Sorting:
- After washing, the materials may go through grading and sorting processes to separate them into different sizes and qualities.
5. Storage and Stockpiling:
- Processed materials are often stored in stockpiles for further use. Adequate storage facilities are necessary to manage different grades of materials.
6. Conveying and Transportation:
- Conveyor systems are used to transport materials between different stages of the production process. Transportation methods, such as trucks or conveyor belts, are used to move the final products to distribution points.
Keywords
Sand production line, gravel production plant, aggregate crushing plant, stone crusher, sand making machine, sand washer, vibrating screen, jaw crusher, cone crusher, impact crusher, VSI crusher, quarry equipment, mining machinery, construction aggregates, artificial sand, crushed stone, river gravel, limestone crusher, basalt crusher, granite crusher, sand washing plant, screening plant, conveyor system, MINGYUAN sand plant, aggregate processing equipment, stone crushing line, sand and gravel washing system, high-efficiency crusher, environmental sand plant, aggregate production line manufacturer.
Listing
Zheng Zhou Shi
3,684 km
Shredder for wood, plastic recycling
Double-Shaft Shredder For Recyclingwaste tire, wood,root,metal
Call
Condition: new, functionality: fully functional, Year of construction: 2026, Product overviews of Waste Industrial Timber Wood Pallet Double Shaft Shredder
Shredders can generally be used to shred hard-to-break plastics, rubber, large tires, large nylon materials, large pieces of fishing nets, fibers, paper, wood, electrical devices, cables, PET bottles, cardboard, wood, plastic barrels, etc. Solid objects.
The main function of the equipment is to squeeze the bulk materials and large-diameter drum metal materials that are not convenient for transportation through the shear of the shredder, and shred them into sheets that meet the requirements.
The main structure of the double-shaft shredder is a feed hopper, a knife roller, a driving device, a bearing, a hydraulic system, and an electric control box system.
Working principle: All kinds of waste materials enter the shredding chamber through the feeding hopper. The double-knife rollers do relative rotation to shred and cut the materials, and then the materials are discharged from the shredder to achieve the shredding of large pieces of materials.
Applicable materials and fields
Double shaft shredder is one of ethential equipment for waste recycling in following fields and materials:
+Bulky Waste: Sofa,Mattress,Chair, Funiture,Windows,etc
+Industrial Waste: Textiles,Leather,Rubbers, Leathers ,General industrial waste,etc
+Hazardous Solid waste: Medical waste,Paint sludge,Radioactive waste,Hazardous waste oil drum,Jumbo bag,etc
+Paper waste: Carton,Cardboard,Book,Newspaper,Document,Brochure,Packaging paper,etc
+Garden waste: Branch, Wood pallet, Trunks, Boards,etc
+Domestic waste +Biomass straw: Straw, Bamboo, Corn, Sorghum straw, Bean straw, Fruit shell, Palm shell, etc
+Scrap metal: Car Shell, Aluminum casting, Household appliances, Scrap light metal,Automobile hub,etc
+Paper mill waste: Paper mill slag, Paper mill rope, Paper mill offcut,etc
+Wood pallet, scrap furniture, waste chair, tree roots recycling, etc.
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Double shaft shredder main body:
The main body is welded with excellent steel plate to ensure the stability of the equipment under heavy load for a long time.
Bearing:
The bearing seat is split and easy to disassemble, and the movable knife, fixed knife, bearing and other parts can be quickly removed, and it is easy to maintain and replace the knife. The sealing structure can avoid the contact of broken materials and grease, and can also protect bearings and gears when handling liquid materials.
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Mingyuan Stone & rock impact crusherImpact crusher for sand gravel crushing
Call
Condition: new, functionality: fully functional, power: 75 kW (101.97 HP), Year of construction: 2025, Impact Crusher: Structure, Operation, and Technical Specifications
An impact crusher is a high-efficiency crushing machine widely used in mining, cement, construction, and recycling industries. It is designed to crush materials by utilizing the energy of impact rather than pressure, making it ideal for medium-hard and soft materials such as limestone, gypsum, coal, and concrete aggregates. Its ability to produce uniform, cubic-shaped particles makes it a preferred choice for aggregate production and fine crushing applications.
Working Principle
The impact crusher operates on a simple yet powerful principle: material is fed into the crushing chamber and struck by high-speed rotating blow bars mounted on a rotor. The kinetic energy from the rotor transfers to the material, causing it to break upon collision with the impact plates (also known as breaker plates). The crushed material rebounds within the chamber for secondary impacts until it reaches the desired size and exits through the discharge opening.
The process involves:
Primary Impact: Material is hit by blow bars and thrown against the impact plates.
Secondary Impact: Rebounded fragments collide again with the rotor or other particles, achieving finer crushing and better shape.
Structural Composition
An impact crusher consists of several key components that ensure efficient operation and durability:
Rotor Assembly: The core component, equipped with blow bars that deliver high-speed impact energy.
Impact Plates (Aprons): Adjustable plates that control the crushing gap and final product size.
Feed Inlet and Discharge Outlet: Designed for smooth material flow and uniform discharge.
Frame and Housing: Heavy-duty welded structure providing stability and vibration resistance.
Adjusting Device: Hydraulic or mechanical system for controlling the gap between rotor and impact plates.
Safety Mechanism: Hydraulic opening system for easy maintenance and overload protection.
Technical Highlights
Feed size: ≤500 mm
Discharge size: 0–60 mm (adjustable)
Capacity: 30–800 t/h
Motor power: 45–560 kW
Rotor speed: 500–1500 rpm
Performance Features:
High Crushing Efficiency: The high-speed rotor and optimized chamber design ensure strong impact force and high reduction ratio.
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Excellent Particle Shape: Produces cubic, uniform aggregates suitable for concrete and asphalt production.
Adjustable Output Size: Hydraulic or mechanical adjustment allows precise control of product size.
Easy Maintenance: Replaceable blow bars and liners with quick access doors simplify servicing.
Versatile Applications: Suitable for primary, secondary, and tertiary crushing in various industries.
Types of Impact Crushers
Horizontal Shaft Impact (HSI) Crusher:
Uses a horizontal rotor to deliver impact energy. Ideal for soft to medium-hard materials and widely used in aggregate and recycling applications.
Conclusion
The impact crusher combines high-speed impact energy with a robust structural design to deliver efficient, reliable, and versatile crushing performance. Its ability to produce well-shaped aggregates, adjustable output sizes, and low maintenance requirements make it indispensable in modern crushing systems. Whether in mining, construction, or recycling, the impact crusher remains a key machine for achieving high productivity and superior material quality.
Listing
Zheng Zhou Shi
3,684 km
Crushing and recycling equipment
coarse jaw crusher & fine jaw crusherbuilding waste recycling, gravel making
Call
Condition: new, power: 30 kW (40.79 HP), overall weight: 6,000 kg, Year of construction: 2025, Applications of Our Sand & Gravel Solutions
Our stone crusher systems are being used globally across a wide variety of projects, including:
Road and highway construction
Concrete production plants
Railway ballast production
Landscaping and drainage
Infrastructure development
Recycling applications
Building waste recycling, construction waste management, construction and demolition debris recycling and management.
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Our Range of Stone Crusher Solutions
We understand that every sand and gravel project is unique. That's why we offer a variety of stone crushers, each tailored to different material types, capacities, and final product sizes.
🛠️ Jaw Crushers
Perfect for primary crushing, our jaw crushers handle large rocks and break them down into smaller, manageable pieces. They are known for:
High reduction ratios
Rugged construction
Easy maintenance
Versatile applications
🛠️ Cone Crushers
When you need finely crushed material, cone crushers are your go-to solution. Ideal for secondary and tertiary crushing, they deliver:
Uniform product size
Superior cubicity
High capacity
Excellent wear resistance
🛠️ Impact Crushers
If you’re handling softer, non-abrasive materials or recycling concrete and asphalt, our impact crushers are the ideal choice. They offer:
High-speed crushing
Shape optimization
Adjustable output size
Easy mobility (in some models)
🛠️ VSI (Vertical Shaft Impact) Crushers
For top-tier manufactured sand production, VSI crushers offer the precision you need. They deliver:
Consistent sand shape and size
Energy efficiency
Superior fines production
Low operating costs
🛠️ Screening and Conveying Systems
No crushing operation is complete without effective screening and material handling. Our solutions include:
Vibrating screens
Conveyor belts
Washing systems
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Hammer crusher /Hammer milllimestone, coal gangue,concrete crusher
Call
Condition: new, power: 55 kW (74.78 HP), Year of construction: 2026, A hammer crusher is a machine that uses high-speed rotating hammers to crush and break materials into smaller pieces. It is commonly used in various industries, including mining, cement, construction, metallurgy, and chemical processing. The basic principle of a hammer crusher involves a central rotor with hammers or blades that rotate and impact the material being crushed against a hard surface.
Here are the key features and components of a typical hammer crusher:
1. Rotor:
- The rotor is a central component of the hammer crusher. It usually consists of a shaft with multiple discs or hammers attached.
- The rotor's rotation causes the hammers to swing outward, impacting the material.
2. Hammers:
- Hammers are the striking or crushing elements attached to the rotor. They can be fixed or pivotally attached.
- The material is crushed as the hammers impact it, generating kinetic energy.
3. Casing or Housing:
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- The casing or housing encloses the rotor and hammers, providing structural support and safety.
- It also serves to contain the crushed material and direct it to the desired discharge point.
4. Grate Bars or Screens:
- Positioned at the bottom of the crusher casing, grate bars or screens control the size of the crushed material by allowing smaller particles to pass through while keeping larger ones inside for further crushing.
5. Impact Plate:
- Located near the bottom of the crusher, the impact plate absorbs the impact energy generated by the hammers and prevents excessive wear on the casing.
6. Drive System:
- The hammer crusher is powered by a motor connected to the rotor through a drive belt or coupling.
- The motor provides the necessary power to rotate the rotor, enabling the hammers to crush the material.
7. Adjustable Discharge:
- Some hammer crushers feature an adjustable discharge, allowing users to control the size of the crushed material by adjusting the gap between the impact plate and the hammers.
8. Applications:
- Hammer crushers are used for crushing a variety of materials, including coal, limestone, gypsum, aggregates, and various minerals.
- They are commonly employed in the mining industry for primary and secondary crushing of ore.
- In the cement industry, hammer crushers are used to crush limestone and other materials before they are mixed into the raw meal.
9. Maintenance and Safety:
- Regular maintenance is essential to ensure the efficient operation of a hammer crusher. This includes checking and replacing worn hammers, inspecting the rotor, and lubricating moving parts.
- Safety features, such as access doors and safety guards, are typically incorporated to prevent accidents during operation and maintenance.
Technical Specifications (Typical MINGYUAN Series)
Model Category,Max Feed Size,Capacity (t/h),Motor Power (kW),Rotor Speed (rpm)
Small (PC-400), ≤100mm, 5 – 10, 11, "1,000"
Medium (PC-800),≤200mm, 20 – 50, 55, 750 – 900
Heavy (PC-1200),≤350mm, 80 – 110, 132 – 160, 600 – 750
Heavy Hammer,"≤1,200mm", "500 – 1,000+ ","400 – 1,000" ,Variable
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
HSI impact crusher & rock crusherImpact crusher for sand gravel crushing
Call
Condition: new, power: 75 kW (101.97 HP), Year of construction: 2026, An impact crusher is a machine that uses striking as opposed to pressure to reduce the size of a material. Impact crushers are versatile and widely used in various industries for the crushing of hard, abrasive materials. They operate by applying force on the material to be crushed, breaking it into smaller pieces. Here is a general introduction to impact crushers:
The impact crusher is a versatile machine used for various applications in construction, mining, and recycling industries. Below are some of the key applications of an impact crusher:
1. Primary and Secondary Crushing
Impact crushers are commonly used in both primary and secondary crushing stages. In primary crushing, they break large rocks into smaller, more manageable sizes, and in secondary crushing, they refine the material further into smaller grades.
2. Production of Aggregates
Impact crushers are widely used in the production of aggregates for construction. They are effective at producing a wide range of materials, including:
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Crushed stone for road construction.
Sand for concrete and asphalt production.
Gravel for general construction and drainage.
3. Recycling
One of the most significant applications of impact crushers is in the recycling industry, especially for processing construction and demolition (C&D) waste, which includes materials like concrete, brick, and asphalt. The crushers help convert waste into usable products such as:
Recycled concrete aggregates (RCA).
Asphalt.
Recycled sand and gravel.
4. Mining Industry
Impact crushers are used in the mining industry to process ore materials. These crushers help break down large rocks and ores into smaller pieces, making them easier to process for extraction of valuable minerals like gold, copper, and other metals.
5. Production of Manufactured Sand
In the production of manufactured sand for concrete, impact crushers are used to break down larger rocks into fine particles, which are then used as an alternative to natural sand. This is especially useful in areas where natural sand is scarce or environmentally protected.
6. Construction and Road Building
Impact crushers are integral in the production of materials for road construction, such as base and sub-base materials. These materials are crucial for the stability and durability of roads, highways, and foundations.
7. Industrial Applications
Impact crushers are also used in various other industrial applications, such as:
Cement production: Crushing limestone and other materials for cement manufacturing.
Glass recycling: Breaking glass waste into smaller pieces for recycling.
8. Demolition and Dismantling
Impact crushers are used in demolition projects where buildings or structures need to be demolished and the materials crushed for reuse or disposal. They help reduce the size of debris like concrete, asphalt, and bricks into smaller, manageable pieces.
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Single & Multi-Cylinder cone crusherMultiple cylinder hydraulic cone crusher
Call
Condition: new, power: 250 kW (339.91 HP), Year of construction: 2025, The Multiple Cylinder Hydraulic Cone Crusher is an advanced type of cone crusher designed to provide higher productivity and better crushing performance than traditional single-cylinder cone crushers. Here are some key features and information about multiple cylinder hydraulic cone crushers:
1. Structure and Working Principle:
- Multiple cylinder hydraulic cone crushers typically have three or more cylinders.
- The crushing chamber is formed between the mantle (outer fixed cone) and the concave (inner moving cone).
- The cylinders control the movement of the inner cone, providing a highly efficient and uniform crushing process.
2. Hydraulic System:
- Each cylinder is equipped with its hydraulic system, allowing for independent control of the crushing chamber.
- The hydraulic system is used for adjusting the discharge opening size, controlling the tramp iron release, and providing overload protection.
3. Adjustable Discharge Opening:
- The discharge opening can be easily adjusted to control the size of the crushed product.
4. Automation and Control System:
- Multiple cylinder hydraulic cone crushers often feature advanced automation and control systems.
- These systems can include programmable logic controllers (PLCs) and human-machine interfaces (HMIs) for convenient operation and monitoring.
5. Application:
- Multiple cylinder hydraulic cone crushers are suitable for crushing hard and medium-hard materials in industries such as mining, metallurgy, building materials, and road construction.
- They are particularly effective for crushing materials with high hardness and abrasive index.
6. Advantages:
- Higher crushing efficiency and throughput compared to single-cylinder cone crushers.
- Better shape of the crushed product due to the uniform crushing action.
- Improved reliability and maintenance convenience.
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- Enhanced safety features with the hydraulic system providing overload protection.
7. Disadvantages:
- Potentially higher initial cost compared to single-cylinder cone crushers.
- May require more complex maintenance and repairs.
8. Models and Specifications:
- Multiple cylinder hydraulic cone crushers come in various models, such as HPT series, HP series, and others, each with different specifications.
9. Manufacturers:
- Various manufacturers produce multiple cylinder hydraulic cone crushers. Well-known manufacturers often provide reliable and high-quality equipment.
When considering a multiple cylinder hydraulic cone crusher, it's essential to assess your specific needs, compare features of different models, and consider factors such as capacity, feed size, and required end product specifications. Additionally, check the reputation and customer feedback regarding the manufacturer and model you are interested in.
Listing
Zheng Zhou Shi
3,684 km
Cralwer / Track Mounted Mobile Crusher
Crawler / Track Mounted Mobile Crusher200 t/h for sand gravel crushing plant
Call
Condition: new, functionality: fully functional, power: 450 kW (611.83 HP), Year of construction: 2025, ### Crawler Mobile Crusher / Track-Mounted Mobile Stone Crusher: Introduction and Application
Introduction:
Crawler mobile crushers, also known as track-mounted mobile crushers, are versatile and highly efficient machines designed for crushing various materials on-site. Unlike traditional fixed crushers, these mobile units are mounted on tracks, allowing them to navigate rough terrains and remote locations with ease.
These crushers integrate feeding, crushing, screening, and conveying processes into one system, providing flexibility and reducing the need for multiple pieces of equipment. Powered by diesel engines, they offer mobility, reduced setup time, and a compact design that simplifies transportation.
Key Features:
1. Mobility: Track-mounted design ensures ease of movement across different sites.
2. Versatility: Suitable for crushing various types of materials, including rocks, ores, and demolition waste.
3. Efficiency: High-performance crushing and screening capabilities.
4. Eco-friendly: Equipped with dust suppression and noise reduction systems.
5. Automation: Advanced control systems for smooth operation and minimal manual intervention.
Applications:
1. Quarrying and Mining: Ideal for crushing hard and abrasive stones such as granite, basalt, and limestone. They efficiently process raw materials for construction aggregates and mining operations.
2. Construction and Demolition: Perfect for on-site crushing of demolition waste, including concrete, bricks, and asphalt. This reduces the volume of waste and allows for recycling of materials, contributing to sustainable construction practices.
3. Infrastructure Projects: Widely used in road construction, railway ballast production, and infrastructure development. Their mobility ensures they can operate close to the construction site, reducing material transportation costs.
4. Recycling: Effective in recycling operations, particularly for crushing and processing concrete and asphalt debris. This contributes to reducing landfill use and conserving natural resources.
5. Aggregate Production: Essential for producing high-quality aggregates used in construction projects. Their capability to produce different sizes of aggregates meets various industry standards and requirements.
Conclusion:
Crawler mobile crushers are indispensable in modern construction and mining operations. Their mobility, efficiency, and versatility make them a valuable asset for industries requiring on-site crushing and screening. By reducing setup time and transportation costs, they enhance operational efficiency and contribute to eco-friendly practices through material recycling.
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Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
MINGYUAN Double rotor hammer crusherDouble stage hammer crusher
Call
Condition: new, power: 90 kW (122.37 HP), Year of construction: 2026, A double rotor hammer crusher is a type of crusher in which two rotors are mounted on a single shaft, combined to form a spinning rotor. The double rotor arrangement enhances the crushing capabilities and provides a more efficient and reliable crusher design compared to single rotor crushers.
Here are some key features and aspects of a double rotor hammer crusher:
1. Two Rotors: As the name suggests, the crusher has two rotors that rotate in opposite directions on a common shaft. This dual rotor configuration allows for increased impact and crushing power.
2. High Capacity: The dual rotor design enables the crusher to handle larger feed sizes and higher capacity compared to single rotor crushers. It is suitable for crushing materials with high hardness and large sizes.
3. Versatility: Double rotor hammer crushers are versatile and can be used in various applications, including the reduction of limestone, gypsum, coal, and other similar materials in the mining, cement, and building materials industries.
4. Impact Crushing: The primary mechanism of crushing in a double rotor hammer crusher is through the impact of the hammers against the material. The material is fed into the crusher, and the high-speed rotating hammers impact and shatter the particles.
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5. Adjustable Gap Settings: These crushers often have adjustable gap settings between the rotors and the impact bars, allowing control over the final particle size.
6. Durability: The robust design of the double rotor hammer crusher makes it durable and capable of handling tough materials and continuous operation.
7. Reduced Wear: The dual rotor arrangement can help distribute wear more evenly across the hammers and other wear parts, potentially extending the overall lifespan of the crusher.
Typical Technical Specifications
While exact numbers vary by manufacturer, these are the standard ranges for industrial models:
Model (Rotor Size),Max Feed Size,Output Size,Capacity (t/h),Total Motor Power
600 × 400,≤110 mm,≤3 mm,10 – 15,18.5+18.5 kW
800 × 600,≤120 mm,≤3 mm,40 – 50,45+45 kW
800 × 800,≤180 mm,≤3 mm,50 – 60,45+55 kW
1000 × 800,≤180 mm,≤3 mm,70 – 80,75+55 kW
1100 × 1000,≤200 mm,≤3 mm,70 – 100,90+110 kW
1400 × 1200,≤200 mm,≤3 mm,90 – 110,132+160 kW
For more details about double stage hammer crusher, or double rotor crusher, welcome to leave us a message, our team will get back to you at the earlist.
Listing
Zheng Zhou Shi
3,684 km
Ball mill for powder and mining plant
Mingyuan Ball Mill For Fine PowderPowder grinding mill for coal, silica
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Condition: new, functionality: fully functional, power: 55 kW (74.78 HP), Year of construction: 2026, Ball Mill for Powder and Mining Plant: Structure, Function, and Technical Details
A ball mill is a key grinding machine widely used in mining, metallurgy, cement, chemical, and powder-making industries. It is designed to grind various ores and other materials into fine powder through impact and attrition between steel balls and the material inside a rotating cylindrical shell. In mining plants, ball mills are essential for ore beneficiation, preparing materials for flotation, magnetic separation, or leaching processes. In powder production, they ensure uniform particle size and high surface area for further processing.
Working Principle
The ball mill operates on a simple yet effective principle: as the cylindrical shell rotates around its horizontal axis, the grinding media (steel or ceramic balls) are lifted along the inner wall by centrifugal force and friction. When they reach a certain height, they fall freely, striking and grinding the material below. This repeated motion causes both impact and abrasion, reducing the material to the desired fineness. The grinding process can be performed in dry or wet conditions depending on the application.
Structural Composition
A standard ball mill consists of several main components:
Feeding part: Equipped with a feeder or screw conveyor to ensure uniform material input.
Discharging part: Can be grate type or overflow type, depending on the discharge method.
Rotating part: The cylindrical shell made of steel plates, lined with wear-resistant liners.
Transmission system: Includes motor, reducer, small transmission gear, and electrical control.
Grinding media: Steel balls or ceramic balls of different diameters for efficient grinding.
The internal liner design and ball size distribution are optimized to achieve maximum grinding efficiency and minimal energy consumption.
Technical Details
Typical Specifications:
Feeding size: ≤25 mm
Discharge size: 0.074–0.4 mm
Capacity: 0.65–615 t/h (depending on model and material hardness)
Cylinder speed: 18–38 r/min
Power: 18.5–4500 kW
Liner material: High manganese steel, rubber, or alloy steel
Grinding media load: 30–45% of cylinder volume
Operating Modes:
Dry grinding: Suitable for materials that must remain moisture-free, such as cement clinker, limestone, and quartz.
Wet grinding: Common in ore beneficiation, where water or slurry improves grinding efficiency and particle uniformity.
Application in Mining Plants
In mining operations, ball mills are used after crushing to further reduce ore size and liberate valuable minerals. They are integrated into grinding circuits with classifiers, hydrocyclones, and flotation systems. The ground material is classified by size, and oversized particles are returned to the mill for regrinding. This closed-circuit system ensures consistent product fineness and efficient energy use.
Common Applications:
Gold, copper, iron, and zinc ore grinding
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Cement clinker and slag processing
Silicate and ceramic powder production
Coal and mineral powder preparation
Conclusion
A ball mill is an indispensable piece of equipment in both powder production and mining beneficiation plants. Its ability to grind materials into fine, uniform particles makes it vital for downstream processes such as flotation, sintering, and chemical reactions.
Listing
Zheng Zhou Shi
3,684 km
Grinding mill
Abrasive Aluminium Oxide Grinding PlantMicrosilica powder Grinding Mill
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Condition: new, functionality: fully functional, Year of construction: 2026, Microsilica, also known as silica fume or condensed silica fume, is a byproduct of producing silicon metal or ferrosilicon alloys. Microsilica powder grinding mills are used to process microsilica powder for various applications, including the production of high-performance concrete, refractory materials, and other specialty products. Grinding mills play a crucial role in reducing microsilica particles to the desired fineness. Here are some key aspects related to microsilica powder grinding mills:
1. Mill Types:
- Ball Mill: A traditional ball mill is commonly used for grinding microsilica. It relies on the impact and attrition forces to reduce particle size. It is effective for both wet and dry grinding.
- Vertical Roller Mill (VRM): VRM technology is known for its energy efficiency and the ability to grind materials into a narrow particle size distribution. It is suitable for grinding microsilica.
2. Grinding Process:
- The grinding process involves feeding microsilica particles into the grinding mill. The grinding media (balls or rollers) inside the mill crush and grind the microsilica particles into a fine powder.
3. Particle Size Distribution:
- Controlling the particle size distribution is crucial for achieving the desired properties in the final product. The grinding mill should be equipped with mechanisms to control and monitor particle size distribution.
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4. Mill Design and Components:
- The design of the grinding mill, including the type of grinding media, liners, and the grinding chamber, influences the efficiency and performance of the milling process for microsilica.
5. Air Classification (Optional):
- In some cases, air classification systems are integrated into the grinding process to separate fine particles from coarser ones, ensuring a more uniform product.
6. Control Systems:
- Advanced grinding mills often come with automated control systems to regulate various parameters such as feed rate, mill speed, and product fineness.
7. Material Handling:
- Efficient material handling systems are essential to transport microsilica to and from the grinding mill. This may involve pneumatic or mechanical conveying systems.
8. Cooling Systems:
- Grinding processes generate heat, and efficient cooling systems are often integrated to maintain the temperature within a controlled range.
9. Dust Collection:
- Microsilica powder grinding can produce airborne dust. Dust collection systems are necessary to maintain a clean and safe working environment.
10. Quality Assurance:
- Grinding mills for microsilica should be equipped with quality assurance features, such as in-line particle size analysis, to ensure consistency in the final product.
When selecting a microsilica powder grinding mill, factors such as production capacity, energy efficiency, and the required particle size distribution should be considered. Additionally, mills should be chosen based on the specific characteristics of the microsilica being processed and the intended application of the final product.
Listing
Zheng Zhou Shi
3,684 km
Production line for rock & concrete processing
Henan Mingyuan sand production line50-600 t/h sand gravel production line
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Condition: new, functionality: fully functional, power: 460 kW (625.43 HP), fuel type: electric, Year of construction: 2026, Henan Mingyuan Heavy Industrial Equipment Co., Ltd. has established itself as a premier global manufacturer, providing integrated Sand and Gravel Production Lines that transform raw minerals into precision-graded materials.
A MINGYUAN production line is not just a collection of machines; it is a synchronized system engineered for maximum throughput, minimal waste, and low operational costs.
-1. Core Equipment Configuration
The MINGYUAN system follows a multi-stage reduction philosophy to ensure particle shape and quality.
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Vibrating Feeder (GZQ Series):Ensures a continuous, uniform flow of raw material to the primary crusher. It features grizzly bars to pre-screen dirt and "fines," protecting the crusher from unnecessary wear.
Primary Jaw Crusher (PE/C-Type): The "workhorse" designed for the initial breakdown of hard rocks (granite, basalt, river pebbles). MINGYUAN’s jaw crushers utilize a deep-chamber design for high crushing ratios.
Secondary Crusher (Impact or Cone):Impact Crusher (PF Series): Ideal for medium-hard materials; produces highly cubic final products with excellent grain shape.
Cone Crusher (Hydraulic/Spring): Preferred for high-hardness materials (granite/quartz) due to its high efficiency and low wear-part consumption.
Sand Making Machine (VSI Series): The "finisher." It uses "stone-on-stone" or "stone-on-iron" technology to shape aggregates and produce high-fineness artificial sand.
Vibrating Screen (YK Series): A high-frequency circular screen that classifies material into specific sizes (e.g., 0-5mm, 5-10mm, 10-20mm, 20-40mm).
* Sand Washing Machine (XSD/LSX Series):Removes mud and impurities to ensure the final product meets strict concrete and asphalt standards.
2. Technical Specifications & Performance
MINGYUAN offers scalable solutions tailored to project size, ranging from small-scale mobile units to massive industrial stationary plants.
| Feature | MINGYUAN Standard Specifications |
| Production Capacity | 50 – 600 $t/h$ (Tons Per Hour) |
| Max Input Size | Up to 1,100mm (depending on Jaw model) |
| Finished Product Size | 0-5mm, 5-10mm, 10-20mm, 20-40mm (customizable) |
| Power System | High-efficiency AC Motors or Diesel-Electric Hybrid |
| Control System| Centralized PLC Control Cabinet with safety interlocks |
| Materials Processed | River stone, granite, limestone, basalt, iron ore, and C&D waste |
3. The MINGYUAN Technical Advantage
What differentiates MINGYUAN in the global market is the "One-Stop" solution approach:
1. High Crushing Efficiency:Optimized crushing cavities increase the contact area between the material and the liners, reducing energy consumption per ton.
2. Environmental Compliance: Systems can be equipped with advanced dust suppression misting and fully enclosed belt conveyors to meet stringent urban environmental regulations.
3. Durability: Wear parts (jaw plates, blow bars, mantles) are manufactured using high-manganese and high-chrome alloys, significantly extending the time between maintenance cycles.
4. Flexible Layouts: Whether for a mountain quarry or a tight urban recycling site, MINGYUAN provides customized CAD layouts to optimize gravity-flow and reduce conveyor length.
4. Conclusion
A MINGYUAN Sand and Gravel Production Line represents a strategic investment in efficiency. By combining primary strength with precision finishing and washing, the brand ensures that every ton of raw material is maximized for its commercial value.
Listing
Zheng Zhou Shi
3,684 km
Powder equipment for sand & micro powder
Mingyuan Powder production equipment1.83X11m Micro Powder Ball Grinding Mill
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Condition: new, Year of construction: 2026, functionality: fully functional, Ball Mill with Air Classifier: The Ultimate Powder Processing Equipment
In the world of industrial powder production, precision, efficiency, and flexibility are paramount. Whether producing ultra-fine powders for high-tech applications or coarser materials for everyday products, the combination of a Ball Mill with Air Classifier offers unparalleled performance. This dynamic duo provides a comprehensive solution for industries ranging from chemicals and ceramics to paints, plastics, and pharmaceuticals.
This article introduces the ball mill with an air classifier, explores its applications, and highlights the key advantages of this essential powder equipment.
General Introduction to Ball Mill with Air Classifier
ball mill with air classifier is an advanced grinding and classification system designed for efficient, high-quality powder production. The system consists of two main components:
1. Ball Mill: A cylindrical grinding device filled with grinding media (such as steel balls) that operates by rotating around its axis. The raw material is reduced to smaller particle sizes through impact and friction within the mill.
2. Air Classifier: A sophisticated device that separates particles based on size using airflow. Fine particles are carried away, while coarser particles are returned to the ball mill for further grinding.
The combination of these two components creates a closed-loop system that ensures consistent particle size distribution, high efficiency, and minimal waste.
Applications of Ball Mill with Air Classifier
The ball mill with air classifier is a versatile solution used in a wide range of industries to process various materials. Key applications include:
1. Mineral Processing
The system is widely used in the production of minerals such as calcium carbonate, quartz, feldspar, and talc. These finely ground minerals are essential for industries like ceramics, paints, plastics, and rubber.
2. Cement and Construction Materials
Cement and other construction materials require precise particle size control for optimal performance. The ball mill with air classifier ensures uniformity and enhances the quality of construction materials.
3. Chemicals and Pharmaceuticals
Fine powders play a critical role in the chemical and pharmaceutical industries. From active pharmaceutical ingredients (APIs) to industrial chemicals, this system delivers the consistent quality required for these applications.
4. Paints, Coatings, and Pigments
The production of paints and coatings demands ultra-fine powders to achieve smooth finishes and vibrant colors. The ball mill with air classifier produces high-quality powders for superior results.
#### 5. Food and Agriculture
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Food-grade powders such as additives, preservatives, and agricultural products like fertilizers can be efficiently processed using this system, meeting stringent regulatory requirements.
Industries That Benefit from Ball Mill with Air Classifier
Several industries rely on the capabilities of this system to produce fine powders with specific characteristics:
- Ceramics: Produces high-purity powders for tiles, insulators, and advanced ceramics.
- Rubber and Plastics: Creates fillers and additives for improved durability and performance.
- Pharmaceuticals: Ensures consistent particle size for APIs and excipients.
-Construction: Delivers materials for concrete, plaster, and other applications.
Listing
东莞市
3,607 km
PVD coating machine
HCVAC vacuum companyJPZ-1400
Condition: reconditioned (used), Year of construction: 2019, overall weight: 5,000 kg, power: 50 kW (67.98 HP), output voltage: 380 V, output frequency: 50 Hz, total length: 5,000 mm, total width: 4,000 mm, type of cooling: water, We offer this reconditioned HCVAC vacuum company JPZ-1400 PVD coating machine, year of construction 2019.
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If you have any questions or need more information, feel free to send us a message or give us a call.
Listing
Dubai
2,491 km
Gas generator - MTU 12V4000L64FNER
MTU12V4000 GS Open type
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Condition: new, functionality: fully functional, fuel type: gas, power: 1,521 kW (2,067.98 HP), output voltage: 400 V, output frequency: 50 Hz, rotational speed (max.): 1,500 rpm, motor manufacturer: MTU, 9 pcs in stock
=Scope of supply=
Genset mtu 12V4000L64FNER, 400 V for operation with Natural Gas.
gas train of 116-250 mbar inlet pressure with 1m flexible rubber-metal connecting hose.
set of sylomer stripes for genset foundation installation.
set of flexible connection for engine coolant circuit with flange connection
set of flexible connection for mixture coolant circuit with flange connection
set of exhaust bellows with flange connection and companion flange
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set Maintenance-free starter batteries, mounted on base frame.
MIP (MTU Interface Panel) incl. Black Start option and ECU Remote Control interface
=Technical specifications=
Time for delivery - in stock
Engine type - mtu 12V4000L64FNER
Electrical power - 1521 kW
Engine speed - 1500 rpm
Electrical efficiency - 43.9 %
Total efficiency - 88.6 %
Alternator type - Leroy Somer LSA 53.2 VL6
Voltage - 400 V
Frequency - 50 HZ
< 500mg NOx at 5% O2
=Other information=
Production country - Germany
Listing
南京市
4,163 km
Sheet metal deburring machine
CnstampDP1300
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Condition: new, total height: 2,600 mm, overall weight: 7,000 kg, Main technical indicators:
1.
Maximum processing width: 1300mm
2.
Processing thickness: 0.5-100 mm
3.
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Minimum processing size: ≥50×50 mm
4.
Feeding speed: 0.5-6m/min
5.
Roller brush speed: 8-20r/s
6.
Revolution speed: 8-12r/s
7.
Rated power: about 88KW
8.
Abrasive belt size: 2200×1620 mm
9.
Sand roller size specifications: Φ300×400 mm
10.
Worktable height: 900-980mm
11.
Equipment noise: ≤ 85 dB
12.
Dust removal efficiency: ≥ 85%
13.
Required vacuum air volume: 5000 cubic meters/hour
14.
Control system: Siemens PLC CNC
Listing
Singapore
3,438 km
3D Metal Printer
BeamtecMODULO 400
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Year of construction: 2019, condition: excellent (used), BEAM MODULO 400
Year Mfg 2019
Siemens Control
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Build Volume: Approximately 650 × 400 × 400 mm
(or roughly 600 × 400 × 400 mm operational)
with continuous 5-axis motion kinematics
Laser Source: Ytterbium fiber laser options ranging from 500 W up to 2 kW
Deposition Heads/Nozzles: Supports an automatic tool changer to swap
between different heads (e.g., the 10Vx for fine precision down to 0.1 mm
and the 24Vx for higher deposition rates) without stopping production
Powder Delivery: Equipped with a vibrating multi-hopper powder feeder
system capable of managing up to 4 or 5 separate material feed options
Listing
Singapore
3,438 km
Wire eroding machine
FANUC RoboCutAlpha
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Condition: ready for operation (used), Year of construction: 2011, Fanuc RoboCut Alpha 01E
Year 2011
X-axis travel is 600 mm
Y-axis travel is 400 mm
Z-axis travel is 300 to 310 mm.
Workpiece Capacity: Accommodates pieces up to 1050 mm long, 820 mm wide
Weighing up to 1,000 kg.
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Control Unit: Uses the advanced Fanuc Series 31i-WA CNC system.
Features: Includes automatic wire threading (AWF),
reliable re-threading,
integrated fluid cooling, and
precision twin-servo wire tension control.
Listing
Singapore
3,438 km
Universal machining center
DMGDMU 50
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Condition: ready for operation (used), Year of construction: 2018, Universal Machine Center
5 axis simultaneous
DMG DMU 50
Year 2018
Travel X500 Y450 Z400mm
Heidehhain iTNC530
Swivel Rotary Table Ø630x500mm
NC B axis -5 to 110 degree
NC C axis 360 degree x 0.001
Spindle 18,000 rpm
ATC 16, SK40 taper
Direct Measuring X,Y & Z axis
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Electronic Handwheel
Listing
Singapore
3,438 km
Surface grinding machine
PalmaryPSG-60100AHR
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Condition: ready for operation (used), Year of construction: 2020, Taiwan Palmary Surface Grinding
Model : PSG-C60100AHR
Year 2020
Max. Grinding surface 1,000mm x 600mm
Electro-Magnetic chuck
MPG
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Overhead Dresser
Automatic grinding cycle
0.001mm - 0.03mm auto grind
Spindle 1,750 rpm
Wheel dia.405x50x127mm
Good Operational
Trust Seal
Dealers certified through Machineseeker

Listing
Singapore
3,438 km
Cnc Turn-Mill
Mori SeikiNL2000Y / 500
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Condition: ready for operation (used), Year of construction: 2012, functionality: fully functional, CNC Horizontal Lathe
Mori Seiki NL2000Y/500
Year 2012
Controller : MAPPS III
Max Swing Ø923mm
Max over cross slide Ø755mm
Max Turn Ø356mm
Bar Capacity Ø65mm
Travel X260mm / Z590mm
Y +/-50mm
Spindle Speed 5000rpm
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Turret 12 stations
Max. milling speed 6,000rpm
Chip conveyor
Stock Clearance at 39.000EUR ONLY
Listing
Singapore
3,438 km
Vertical machining center
DMG MORIDMC 635V ecoline
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Condition: excellent (used), Year of construction: 2014, DMG MORI
DMC 635V ecoline
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Year Built 2014
Control : Heidenhian
Spindle 12,000rpm
Taper : BT40
ATC 30
Listing
Singapore
3,438 km
Universal HIGH Speed machining center
DMG MORIHSC 30 Linear
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Condition: excellent (used), Year of construction: 2014, operating hours: 11,440 h, DMG 5 axis Simultaneous
HSC 30 Linear
Year 2014
Heidenhian TNC640 Control
Travel X320 / Y 300 / Z280mm
B axis +/- 120 degree
C axis 360 x 0.001 degree
HSK-E40, 40,000rpm
Swivel rotary table
Touch Probe
BLUM Tool Measuring system
3D Quick Set
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Application Tuning Cycle
Air Blast through spindle
Super Fine filter system
c/w tooling
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Listing
株洲市
3,549 km
Tool grinder
EWAGEwamatic Line
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Condition: repair required (used), Year of construction: 2008, functionality: limited functionality, Machine with Erosion function. Upon request, machine can be restored at additional price.
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