Second-hand machinery for sale (2,00,000)
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Listing
Nanjing
4,152 km
Press brake tooling
CnstampEHT style press brake punch
Call
Condition: new, punches and dies for EHT press brake
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Listing
Nanjing
4,152 km
Press brake tooling
CnstampV80mm press brake dies
Call
Condition: new, pressing force: 160 t, V80mm Amada style press brake dies
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Listing
Singapore
3,438 km
Vertical machining center
DMG MORIDMC 635V ecoline
Call
Condition: excellent (used), Year of construction: 2014, DMG MORI
DMC 635V ecoline
Year Built 2014
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Control : Heidenhian
Spindle 12,000rpm
Taper : BT40
ATC 30

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Listing
Singapore
3,438 km
Cnc Turn-Mill
Mori SeikiNL2000Y / 500
Call
Condition: ready for operation (used), Year of construction: 2012, functionality: fully functional, CNC Horizontal Lathe
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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
Turret 12 stations
Max. milling speed 6,000rpm
Chip conveyor
Stock Clearance at 39.000EUR ONLY
Listing
Almaty
2,527 km
Gear hobbing machine
WMW ROMANIAGHM 2500
Call
Condition: new, Year of construction: 2025, operating hours: 60 h, functionality: fully functional, workpiece weight (max.): 40,000 kg, wheel width: 3,700 mm, feed length X-axis: 2,000 mm, feed length Y-axis: 1,300 mm, feed length Z-axis: 500 mm, rotary table diameter: 3,700 mm, position of the milling head: 0,025, table diameter: 2,000 mm, feed rate X-axis: 10 m/min, feed rate Y-axis: 10 m/min, feed rate Z-axis: 6 m/min, total length: 12,000 mm, gear diameter: 400 mm, total height: 5,000 mm, total width: 4,000 mm, Equipment: CE marking, documentation/manual, rotational speed infinitely variable, TECHNICAL REQUIREMENTS
GEAR HOBBING MACHINE GHM 2500 CNC
Description of the main components of the GHM 2500 machine
The GHM 2500 CNC gearing milling machine is a machine tool intended for processing by milling toothed wheels and toothed crowns.
The machine is equipped with an external teeth milling head - which can process the teeth with an inclination angle from 0 to +/- 45 degrees - and an internal teeth milling head.
The machine is composed of a milling unit, a unit for clamping and rotating the workpiece and the pinion axis centering tip.
The milling/gearing unit is provided with three translation axes and two rotation axes, as follows:
-X axis: longitudinal/radial movement towards the workpiece axis
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-Y axis: vertical movement of the gearing head
-Aza Z: tangential movement of the gearing head
-Axis: inclination +/-45 degrees of the gearing head
-Axis C: rotation of the main axis of the gearing head
The part fixing unit (the machine plate) has a rotation axis, axis B, for rotating the part.
1. External Gearing head – the housing of the tooth milling head is a GG300 gray cast iron cast piece. On the front side there are the counter guides of the Y axis (vertical movement of the head). Inside are the main tool actuation mechanisms, the mechanism for the horizontal movement of the gearing head axis and the mechanism for tilting the gearing head.
The main actuation mechanism of the gearing shaft is composed of a 55 kW – S1 motor, a ZF angular reducer and a gearing shaft, mounted in the housing of the toothing horse.
2. Internal Gearing head – the housing of the tooth milling head is a GG300 gray cast iron cast piece. On the front side there are the counter guides of the Y axis (vertical movement of the head). Inside are the main tool actuation mechanisms, the mechanism for the horizontal movement of the gearing head axis and the mechanism for tilting the gearing head.
The main actuation mechanism of the gearing shaft is composed of a 55 kW – S1 motor, a ZF angular reducer and a gearing shaft, mounted in the housing of the toothing horse.
3. The Quill - has the role of fixing the high parts, having a vertical displacement stroke.
4. The longitudinal advance mechanism of the upright, X axis – is made by a servo motor 30 Nm_ 3000 rpm, a Gressner worm reducer and a ball screw diam. 80 x 10, accuracy class IT 3.
5. The vertical advance mechanism of the toothing head, Y axis – consisting of a 30 Nm_ 3000 rpm servo motor, a Gressner worm reducer and a ball screw diam 80 x 10, precision class IT3.
6. Plate advance mechanism / plate rotation, C axis – is made with two 50 Nm_ 2000 rpm servo motor, a Gressner worm reducer and a duplex worm that meshes with the worm crown located on the plate.
7. The gearing head tilting mechanism, axis B – is made by a / 20 Nm_3000 rpm servo motor, a Gressner worm reducer and a worm gear-segment worm gear transmission.
8. The axial displacement mechanism of the gear head, Z axis – is made by a 20 Nm_3000 rpm servomotor, an Alpha Getriebe planetary reducer and a ball screw diam. 63 x 10, accuracy class IT3.
9. Top horizontal positioning mechanism, auxiliary axis X1 – a 20 Nm_ 2000 rpm servo motor, an Alpha Getriebe planetary reducer and a ball screw diam 63 x 10, precision class IT5.
Listing
United Arab Emirates
2,608 km
Chassis cab
IsuzuNPR 85K
Call
Condition: new, power: 96 kW (130.52 HP), fuel type: diesel, tire size: 7.50\16R12, axle configuration: 4x2, wheelbase: 3,820 mm, fuel: diesel, fuel tank capacity: 100 l, color: white, gearing type: mechanical, emission class: euro2, suspension: steel, total length: 6,350 mm, total width: 2,120 mm, total height: 2,250 mm, Year of construction: 2026, Equipment: ABS, air conditioning, central locking, = Additional options and accessories =
- Autoradio
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- CD
- Twin wheels
= Remarks =
Cabin type: Single Cab
Country of origin: Japan
Displacement: 2,999cc
Torque: 34Kg-m/ 1,600-2,600 rpm
Dimension: 6,635 x 2,120 x 2,255
Brakes: HYDRAULIC, DUAL CIRCUIT + DRUMS + ABS
Steering: LH
Construction: Chassis
PRE AIR CLEANER
FUEL TANK LOCK
REAR BUMPER
HEADER TRAY (DRIVERS & PASSENGER)
POWER WINDOW
EXHAUST BRAKE
REVERSE WARNING BUZZER
TYRE WEIGHT: 2,305 KG
STEERING: RECIRCULATING BALL & NUT TYPE WITH POWER ASSIST
SEATING CAPACITY: 2+1 Person
= More information =
Tyre size: 7.50\16R12
Suspension: leaf suspension
Number of cylinders: 4
Engine capacity: 3.000 cc
Empty weight: 2.305 kg
Carrying capacity: 4.200 kg
GVW: 6.505 kg
Listing
United Arab Emirates
2,608 km
Crawler excavator
HyundaiHX520
Call
Condition: new, power: 327 kW (444.60 HP), gearing type: mechanical, fuel type: diesel, fuel tank capacity: 610 l, emission class: euro3, Year of construction: 2019, operating hours: 7,900 h, Country of origin: South Korea
Displacement: 12,700cc
Dimension: 12,260 X 3,690 X 3,790
Bucket size: 2.2 Cubic Meter
Arm length: 3.38 m
Boom length: 7.06 m
Track shoe: 600 mm
Attachments piping: Available
Overall Weight: 52.40 Ton
Bucket Capacity: 2.20 m3
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Boom/Arm/Bucket: STD without Quick Coupler
with breaker line
= More information =
Number of cylinders: 6
GVW: 52.400 kg
Bucket volume: 2.2 m^3
Listing
United Arab Emirates
2,608 km
Wheel loader
Caterpillar966M
Call
Condition: new, power: 232 kW (315.43 HP), gearing type: mechanical, fuel type: diesel, fuel tank capacity: 313 l, emission class: euro3, Year of construction: 2016, operating hours: 18,000 h, Country of origin: Belgium
Displacement: 9,300cc
Dimension: 8,763 x 2,998 x 3,556
Bucket size: 4.2 Cubic Meter
= More information =
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Number of cylinders: 6
Empty weight: 23.200 kg
Engine type: Caterpillar C9.3 ACERT
Bucket volume: 4.2 m^3
Listing
United Arab Emirates
2,608 km
Astra HD9 truck tractor
AstraHD9
Call
Condition: new, power: 353 kW (479.95 HP), fuel type: diesel, tire size: 14.00R20, axle configuration: 6x6, wheelbase: 3,800 mm, fuel: diesel, fuel tank capacity: 300 l, color: white, gearing type: mechanical, emission class: euro3, suspension: steel, Year of construction: 2026, Equipment: ABS, air conditioning, differential lock, electric window regulation, = Additional options and accessories =
- Air seats
- Spare wheel
- Sun visor
= Remarks =
Cabin type: Sleeping Cabin
Country of origin: Italy
Displacement: 10,308cc
Gcw: 104 Tons
Brakes: Drum Brakes with ABS and EBL
Steering: LH Drive
Construction: Tractor Head
wheelbase: 3800 + 1450 mm
Type: HD9 66.48T
Rear Axle Rate: 4229
Shipping Dimension: 7575 x 2990 x 3520 mm
Rear Overhang: 800 mm
Rear Differential Lock: Available
Reinforced Air Filter double stage
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with air intake on the cab roof
Heated Fuel Filter
Standard Parabolic Suspensions (Leaf-Spring type)
with stabilizer bar on the 1st axle
Standard Batteries Qty2 (180Ah each) with manual cut-off
Standard Alternator 90Ah x 28V (2520 W)
Air Suspended Driver Seat (adjustable) and Standard Passenger Seat (adjustable)
Electric Doors' Windows with tinted glass
Standard Manual Rear View Mirrors CE compliant
Radio pre-arrangement
Front Lights protection grids
Front Manouvering Hook (at center of front bumper)
Standard Tool Kit and Hydraulic Jack
Towing Device Provision
Reverse Gear Buzzer
Anti-Roll Bar On 2Nd Rear Axle
Anti-Roll Bar On 3Rd Rear Axle
Reinforced Rear Suspensions
Front Reinforcing Plate For Front Drive Axle
Fifth Wheel 3,5" Tilting (Jost Jsk38G-1)
Auxiliary Air Intakes On Left Side Close To Batteries
Provision For PTO Control
Reinforced Front Parabolic Suspension 9 Tons
Fuel Pre-Filter
Front Mirror
Trailer Plug Adapter
English Plate
Standard Front Hood (Same Color Of Cab With Logo In Black)
Rear Lights Protection Grids
Inflation Kit For Tyres: Hose + Air Gun + Manomenter
Wheel Chocks (Qty 2)
= More information =
Tyre size: 14.00R20
Brakes: drum brakes
Suspension: leaf suspension
Number of cylinders: 6
Engine capacity: 10.308 cc
Empty weight: 9.900 kg
Listing
United Arab Emirates
2,608 km
IVECO S-Way AS440S48T/P truck tractor
IVECOS-Way AS440S48T/P
Call
Condition: new, power: 353 kW (479.95 HP), fuel type: diesel, tire size: 315/80R22.5 R, axle configuration: 4x2, wheelbase: 3,800 mm, fuel: diesel, fuel tank capacity: 160 l, color: white, emission class: euro5, Year of construction: 2023, Equipment: fridge, spoiler, = Additional options and accessories =
- Immobiliser
- Spare wheel
- Spoilers
- Sun visor
= Remarks =
Cabin type: Active Space
Country of origin: Spain
Displacement: 11,000cc
Gcw: 44 Tons
Dimension: 6,250 x 2,550 x 3,783
Ground clearance: 217 mm
Steering: LH
Construction: Tractor Head
Gearbox type: TX-12M
LIMITATION ON SL
INFOTAINMENT
ECOSWITCH
PORTABLE SMOKING KIT
FMS DATA INTERFACE
AUTO A/C+LER
JOST FIFTH WHEEL
220AH H PERF
REVERSE BUZZER
L-3-P NET U-COMF
ROCKING MODE
FULL LED HEADLAMPS
7+7 PIN TRAILER PLUG
FRONT PARKING BRAKE
WITH BUNK CURTAINS
120A SMART ALTERNAT
INDEP. C/E HEATER 6k
STD GVW EQUIPMENT
STANDARD AIR SUSP. SETTING
TRAILER COUPL. - 2 LINE BRAKES
STEEL WHEELS
GREY IC444 CHASSIS
SPEED LIMITER 90 KM/H
DRIVE T. 315/80R22,5
SIDE MARKER LIGHT
FRONT CORNER FINS
JACK
T INF HOSE PRES GAUG
CAB AIR SUSPENSION
UREA TANK 50 LITRES
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STANDARD AIRTANK PLATING
STANDARD GEAR MODE 08329
SENZA ENG ID CUTOFF
STD GREY PLAST. PART
AS HIGH ROOF CAB
FABRIC AIR SUSP. HEATED DRIVER
LOWER EXHAUST PIPE
STD SETTING C11/C13
FRONT ANTI-ROLL BAR
FRONT UNDERRUN PROTECTION
REAR ANTI-ROLL BAR
12TX 2420 TD GEARBOX
HILL HOLDER
REAR OVERHANG 1047,5
LOADS 7500-13000Kgs
MECHANICAL BATTERY SWITCH
4-DIN UPPER SHELF
FABRIC STA. 2 WAY ADJ. PASS
ESP
DIGITAL AXLE WEIGHT INDICATION
AEBS Compliant
FOGLIGHT CORNER+BEND
MPH/KPH SPEEDOMETER
WARNING TRIANGLE
SUB-ARTIC PACK -30
ANTI-SIPHON 2 TANK
AIR INTAKE DUSTY ENV
FIRE EXTINGUISHER PROVISION
HEATED ELECTRIC REAR MIRRORS
High Efficiency A-PI
RUSSIAN OMOLOGATION PLATE
5th W H=150 MP=50mm
ROOF INSUL SUB-ARTIC
BATTERY CHARGE LAMIN
FUEL TANK 1160L ALUMINUM
1 UND FLOOR STORAGE
ENGINE PLATE
REAR AXLE RATIO 2.85
REAR AIR SUSPENSION
ELECTRIC ROOF HATCH
STANDARD CAB TRIM
SOFT TOUCH FOAM STEERING WHEEL
TRATTAM. PROT. STD
VIN CODE CHECK DIGIT
CURTAINS ON DOOR WINDOWS
FUEL TANK HEATER
WITHOUT STICK79239 (IT03-EN)
FIRST AID KIT
352CC AIR COMPRESSOR
STEEL AIR TANKS
APU FREE DISCHARGE
HORIZ BATT SIDE FRAM
MANUAL CAB TILT
STANDARD REVERSE
VERTICAL AIR FILTER
ENG RPM = 1900 REV/
5th W EC POSI06139
FRONT PARABOLIC SUSP
REAR DAMPERS
FILTER HP TRA/HEATED
ECO-ROLL
ELECTRIC HORN
BULB REAR LIGHTS
EMISSION EURO V
W/O AMBIENCE LIGHTIN
STANDARD CATWALK
Radice VIN WJM
= More information =
Tyre size: 315/80R22.5 R
Number of cylinders: 6
Listing
Nanjing
4,152 km
Zudrückwerkzeuge von Trumpf/Wila typ
CnstampAbkantwerkzeuge/Hemming die
Call
Condition: new, Zudrückwerkzeuge von Trumpf/Wila typ für Trumpf/Safan Darley
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Listing
Thailand
2,386 km
Economical Laser Cutting Machine
BodorA4
Call
Condition: new, functionality: fully functional, Year of construction: 2026, control type: CNC control, degree of automation: semi-automatic, actuation type: electric, controller manufacturer: Bodor, laser type: fiber laser, Entry-level sheet fiber laser metal cutting machine
Lower laser cutting cost and easy operation
The modular cutting machine table with stiffeners saves time for disassambly and improves convenience and rigidity.
The special fiber laser nozzle and cutting process ensure faster carbon steel oxygen cutting, more gas-saving low-pressure stainless steel nitrogen cutting, and better-quality carbon steel air cutting.
Fiber laser heads are able to detect jutting obstacles to effectively reduce the damage rate and save the maintenance cost of a laser cutter.
Applicable Material: metal
Condition: New
Laser Type: Fiber Laser
Laser Power: 1000W, 1500W, 2000W, 3000W
Cutting Area: 4000*1524mm
Cutting Speed: 0-100m/min
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Positioning accuracy: ±0.05mm
Repositioning accuracy: ±0.03mm
Graphic Format Supported: AI, BMP, Dst, Dwg, DXF, DXP, LAS, PLT
CNC or Not: Yes
Cooling Mode: WATER COOLING
Listing
Nanjing
4,152 km
Press brake tooling
Cnstamp88 degree H120mm Press brake punch
Call
Condition: new, 88 degree press brake punch of amada/promecam style
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R0.8mm, H120mm, L835mm,
L835mm segmented
Listing
Nanjing
4,152 km
Press brake tooling
Cnstamp85 degree H145mm gooseneck punch
Call
Condition: new, 85 degree press brake punch of amada/promecam style
R2.0mm, H145mm, L835mm,
L835mm segmented
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Listing
Nanjing
4,152 km
Press brake tooling
CnstampAmada Press brake 1V dies
Call
Condition: new, Amada/promecam style Centrical 1V press brake dies
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Listing
Nanjing
4,152 km
Press brake tooling
CnstampLvd style dies/Matriz/Matrices
Call
Condition: new, Amada/promecam style Centrical 1V press brake dies for Lvd
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Listing
Nanjing
4,152 km
Turret punch tooling
CNSTAMPCluster tool for Trumpf punch
Call
Condition: new, Cluster tool for Trumpf punch
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Listing
Nanjing
4,152 km
Press brake tool for Bystronic
CnstampBystronic P5 RFA Style H250mm Punch
Call
Condition: new, Press brake tool/upper punch for Bystronic press brake
P5 RFA Style 30 degree H250mm R1.0mm
Flexible length of L500mm, L508mm L515mm, L550mm in segment
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Listing
Zheng Zhou Shi
3,684 km
Drying system
Single & Triple pass rotary dryerFor wood, sawdust,coal,fertilizer drying
Call
Condition: new, Year of construction: 2026, functionality: fully functional, power: 11 kW (14.96 HP), A triple pass rotary drum dryer is a type of industrial dryer that is used to reduce or remove moisture from a material. It gets its name from the three rotating drums through which the material passes, each with a different purpose in the drying process. This type of dryer is commonly used in the production of various bulk solids, including minerals, agricultural products, and biomass.
Here are the key features and components of a triple pass rotary drum dryer:
1. Triple Pass Design:
- The material being dried passes through three rotating drums or cylinders, hence the term "triple pass." Each drum serves a specific purpose in the drying process.
2. Material Flow:
- The material enters the dryer and first passes through the innermost drum. After the initial drying phase, it moves to the middle drum and then to the outer drum, undergoing additional drying in each pass.
3. Heat Source:
- Heat is typically provided by a combustion system, such as a burner or furnace, located at one end of the drum dryer. The hot gases generated by the combustion process flow through the rotating drums, transferring heat to the material.
4. Air Flow:
- The dryer is designed to optimize air flow through the drums, ensuring efficient drying. In a triple pass design, the material and hot gases move counter-currently through the three drums, enhancing heat transfer and drying efficiency.
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5. Lifting Flights or Lifters:
- Lifters are internal components inside the drums designed to lift and cascade the material as it rotates. This movement promotes good heat transfer and uniform drying.
6. Retention Time:
- The triple pass configuration allows for an extended retention time of the material in the drying system. This longer exposure to heat enhances the drying efficiency, making the triple pass rotary drum dryer suitable for materials with high moisture content.
7. Cooling Section:
- After the material completes the three passes and reaches the end of the drum dryer, a cooling section may be included to reduce the temperature of the dried material before it is discharged.
8. Applications:
- Triple pass rotary drum dryers are used in various industries, including agriculture (drying crops like grains), minerals (drying ores or concentrates), and biomass (drying wood chips or other organic materials).
9. Efficiency and Energy Consumption:
- Triple pass rotary drum dryers are known for their high efficiency due to the extended drying time and effective heat transfer. However, they may have higher energy consumption compared to single or double pass dryers.
When selecting a triple pass rotary drum dryer, it's essential to consider factors such as the type of material to be dried, required moisture reduction, and overall processing requirements. Proper design and operation are crucial to achieving optimal drying performance.
Technical details
We have different options for different requirements, please contact our team for more info.
Listing
Zheng Zhou Shi
3,684 km
Powder grinding machine
Fine powder grinding mill, clinker millSuperfine ball mill for micro powder
Call
Condition: new, Year of construction: 2026, A superfine ball mill is a type of milling machine that is used to grind materials into very fine particles. This type of ball mill has some distinctive features that make it especially suitable for processing even the hardest materials with low contamination and minimal wear. It is commonly used in various industries, including pharmaceuticals, minerals, pigments, and chemicals, for producing micro powder or nanoparticles.
Here are some key features and considerations for a superfine ball mill for micro powder:
1. High Grinding Efficiency: Superfine ball mills are designed to achieve high grinding efficiency by utilizing grinding media with a relatively small size, leading to a large surface area for grinding.
2. Precision Control: These mills often come with advanced control systems to regulate parameters like rotation speed, temperature, and grinding time, allowing precise control over the particle size distribution.
3. Specialized Design: The mill is typically designed with features to minimize contamination, such as using materials resistant to wear and corrosion. Some mills also have cooling systems to prevent overheating during the milling process.
4. Variety of Materials: Superfine ball mills can handle a wide range of materials, including both brittle and fibrous substances. They are often used for milling hard materials that require fine grinding, such as ceramics, minerals, or pigments.
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5. Size Reduction to Micro or Nano Level: The primary goal of a superfine ball mill is to reduce particle size to the micro or even nano level. This is achieved by the intense grinding action that occurs within the mill.
6. Classifier System: Some superfine ball mills incorporate a classifier system to control the particle size distribution more precisely. This allows for the separation of fine particles from coarser ones during the milling process.
7. Batch or Continuous Operation: Depending on the specific design, these mills can operate in either batch or continuous mode, offering flexibility based on the production requirements.
8. Safety Measures: Safety features may be included, such as monitoring and control systems to prevent overloading, overheating, or other potential issues during operation.
When selecting a superfine ball mill for micro powder production, it's important to consider the specific requirements of your application, the characteristics of the materials you're working with, and the desired final particle size distribution. Always follow the manufacturer's guidelines for operation, maintenance, and safety to ensure optimal performance and longevity of the equipment.
Listing
Zheng Zhou Shi
3,684 km
Powder grinding mill
ball mill for mining &fine powder makingsilica/Barite/limestone powder plant
Call
Condition: new, Year of construction: 2026, power: 300 kW (407.89 HP), Ball Mill for Mining & Fine Powder Making:
A ball mill is a fundamental grinding device widely used in mining, metallurgy, cement, and chemical industries. It is designed to grind 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, while in powder-making industries, they ensure uniform particle size and high surface area for further processing.
Working Principle
The ball mill operates on the principle of impact and friction. As the cylindrical shell rotates around its horizontal axis, the grinding media—usually 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 breaks down the material into fine particles. The process can be carried out in dry or wet conditions depending on the application.
Structural Composition
A standard ball mill consists of several main components:
Feeding part: Ensures uniform material input through a feeder or screw conveyor.
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.
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Grinding media: Steel or ceramic balls of various 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: Used 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 and Powder Production
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.
In fine powder production, ball mills are used to produce materials such as silicate, ceramic powder, refractory materials, and chemical raw materials. The uniform particle size achieved by ball milling enhances product quality and performance in downstream applications.
Conclusion
A ball mill is an indispensable piece of equipment for both mining and fine powder making. Its ability to grind materials into fine, uniform particles makes it vital for ore beneficiation and industrial powder production. With flexible configurations, high efficiency, and reliable operation, modern ball mills provide a cost-effective and energy-efficient solution for large-scale grinding, ensuring consistent quality and productivity across diverse applications.
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Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Smooth & teeth double roller crusherRoller crusher for sand, coal crushing
Call
Condition: new, functionality: fully functional, Year of construction: 2025, A double teeth roller crusher is a type of roller crusher commonly used in industries that involve the crushing of various materials, such as mining, metallurgy, building materials, and chemical processing. This crusher is characterized by its two pairs of closely spaced, parallel, and oppositely rotating rolls with "teeth" or "knurling" on their surfaces. The teeth are designed to grab and crush the material, providing efficient and uniform size reduction.
Here are key features and aspects of double teeth roller crusher equipment:
1. Double Roller Design:
- The crusher features two parallel, counter-rotating rollers, each with a set of teeth or knurling on its surface. The dual roller design facilitates a consistent and efficient crushing process.
2. Teeth Configuration:
- The teeth on the rollers are designed to grip and crush the material. The arrangement and shape of the teeth may vary based on the specific application and the characteristics of the material being processed.
3. Adjustable Gap Settings:
- The gap between the rollers can usually be adjusted to control the size of the crushed particles. This feature allows for customization of the final product size.
4. Material Feed and Discharge:
- Material is typically fed into the top of the crusher and is crushed between the rotating rollers. The crushed material is discharged at the bottom of the machine.
5. High Efficiency:
- Double teeth roller crushers are known for their high efficiency in crushing various materials. The dual roller design provides a more consistent and controlled process compared to single roller crushers.
6. Versatility:
- These crushers are versatile and can be used for various materials, including coal, limestone, slag, clay, and other similar materials.
7. Application in Mining and Processing:
- Double teeth roller crushers are commonly used in the mining industry for the crushing of minerals and ores. They are also utilized in other industries for size reduction and processing of materials.
8. Dust and Noise Control:
- Some double teeth roller crushers are equipped with features to control dust emissions and reduce noise during operation, improving the working environment.
9. High Torque and Power:
- A powerful motor and a robust drive system are essential components to drive the rotation of the rollers, providing the necessary torque and power for efficient crushing.
10. Maintenance and Safety:
- Regular maintenance is essential for optimal performance. Safety features, such as emergency stops and safety guards, are often incorporated to ensure safe operation.
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11. Application in Size Reduction:
- Double teeth roller crushers are effective in size reduction and are suitable for applications where precise control over the final product size is crucial.
It's important to note that the specific design, features, and applications of double teeth roller crushers can vary among different models and manufacturers. When selecting or using this type of equipment, it's advisable to refer to the manufacturer's guidelines and specifications for proper operation and maintenance.
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Mobile / Stationary stone crusher plantSand & aggregate production plant
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Condition: new, Year of construction: 2025, A sand aggregate production plant is a facility where various types of aggregates (such as sand, gravel, crushed stone, or recycled concrete) are produced for use in construction and other applications. These plants typically include various stages of processing, from raw material extraction to the final product.
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Here are the key components and processes typically involved in a sand aggregate production plant:
1. Raw Material Extraction:
- Quarrying or Mining: Aggregates are often extracted from quarries, mines, or riverbeds. Depending on the type of aggregate, the extraction process may involve drilling, blasting, or dredging.
2. Primary Crushing:
- Jaw Crusher or Gyratory Crusher: The extracted raw material is usually transported to the plant and fed into a primary crusher, where large rocks are broken down into smaller pieces.
3. Secondary Crushing:
- Cone Crusher or Impact Crusher: The crushed material from the primary crusher may undergo further reduction in size through secondary crushing.
4. Screening:
- Vibrating Screens: After crushing, the material is often screened to separate different sizes of aggregates. This process ensures that the final product meets the required specifications.
5. Washing:
- Sand Washers: In some cases, especially for sand production, washing is done to remove impurities, clay, and fines from the aggregates, ensuring a cleaner and higher-quality product.
6. Grading and Sorting:
- Classifiers or Graders: After washing and screening, the aggregates may go through additional processes to separate them based on size or quality.
7. Stockpiling:
- Stockpiles: The final aggregates are usually stockpiled for storage before being transported to construction sites or other end-users.
8. Aggregate Storage and Handling:
- Storage Bins or Silos: Larger production plants may have storage facilities, such as bins or silos, to store different types and sizes of aggregates before distribution.
9. Quality Control:
- Laboratory Testing: Regular quality control testing is performed on aggregates to ensure they meet specifications for strength, size, gradation, and other properties.
10. Environmental Considerations:
- Water Management: Some plants incorporate water management systems to recycle and reuse water used in the washing process, minimizing environmental impact.
11. Transportation:
- Conveyors or Trucks: Aggregates are typically transported from the production plant to construction sites by conveyors, trucks, or other means.
Listing
Zheng Zhou Shi
3,684 km
Bauxite Granite Bentonite Barite Crusher
Mingyuan hard stone jaw crusher machineBauxite Granite Bentonite Barite Crusher
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Condition: new, power: 110 kW (149.56 HP), Year of construction: 2025, Bauxite Crusher:
Bauxite is an aluminum ore, and crushers or mills are used to break down the bauxite into smaller pieces for further processing. Jaw crushers, impact crushers, or cone crushers may be used for this purpose.
Granite Crusher:
Granite is a hard and durable natural stone. Crushers used for granite crushing typically include jaw crushers, impact crushers, and cone crushers. These crushers can handle the varying hardness of granite and produce different sizes of crushed products.
Bentonite Crusher:
Bentonite is a type of clay with excellent water-absorbing and plasticity properties. Crushers such as jaw crushers or cone crushers are used to break down the bentonite into a manageable size for further processing.
Barite Crusher:
Barite, also known as baryte, is a mineral consisting of barium sulfate. Crushers like jaw crushers and cone crushers are commonly used in the crushing process of barite. Impact crushers may also be used for shaping and processing finer particles.
For each of these minerals, the selection of the appropriate crusher depends on factors such as the hardness of the material, the required final product size, and the specific characteristics of the deposit. It's also important to consider whether a primary crusher, secondary crusher, or even tertiary crusher is needed in the processing flow.
Additionally, for certain applications, grinding mills may be employed after the initial crushing stage to further reduce the size of the particles. Grinding mills suitable for these minerals might include ball mills, Raymond mills, or vertical roller mills, depending on the specific requirements of the process.
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Remember that the choice of crushers and mills is often part of a larger mineral processing plant design, and the selection process should take into account the overall production requirements, mineral characteristics, and economic considerations.
Listing
Zheng Zhou Shi
3,684 km
Crushing equipment
Mobile / Stationary Rock Crushing Plant50-400 t/h stone crushing plant
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Condition: new, functionality: fully functional, Year of construction: 2025, For crushing dolomite and phonolite rocks, various types of rock crushing machines can be employed, depending on the characteristics of the rocks and the desired final product specifications. Here are some common types of crushers that may be suitable for processing dolomite and phonolite:
1. Jaw Crusher:
- Jaw crushers are commonly used for primary crushing and can handle hard and abrasive materials. They are suitable for both dolomite and phonolite rocks.
2. Impact Crusher:
- Impact crushers are versatile and suitable for both primary and secondary crushing. They work by impacting the material with hammers or blow bars, producing a high reduction ratio. Impact crushers can be effective for shaping the final product.
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3. Cone Crusher:
- Cone crushers are often used for secondary or tertiary crushing. They are suitable for processing harder rocks and can produce well-shaped and fine-grained aggregates.
4. Gyratory Crusher:
- Gyratory crushers are used for large-scale primary crushing. They have a conical-shaped head and are well-suited for handling abrasive materials. However, they are less commonly used than jaw or cone crushers.
5. Vertical Shaft Impact (VSI) Crusher:
- VSI crushers are suitable for shaping and producing artificial sand. They operate by throwing the material against a set of anvils or impellers to break it down into finer particles.
6. Hammer Crusher:
- Hammer crushers are used for crushing softer materials and may be suitable for rocks like phonolite. They operate by applying force to the material, causing it to break along natural fault lines.
7. Roll Crusher:
- Roll crushers are used for reducing the size of friable materials. They consist of two counter-rotating rolls that compress the material between them.
8. Screening Equipment:
- After the initial crushing stage, screening equipment such as vibrating screens may be used to separate different sizes of crushed material.
9. Dust Suppression Systems:
- Crushing operations can generate dust, and dust suppression systems are used to minimize environmental and health impacts.
10. Mobile Crushers:
- Mobile crushers, including crawler mobile crushers, offer flexibility and mobility, allowing them to be used directly at the quarry or job site.
When selecting a crusher for dolomite and phonolite rocks, consider factors such as the hardness of the material, the desired final product specifications, and the production capacity required. Additionally, it's important to integrate the crushing process into an overall plant design that may include screening, conveying, and washing equipment depending on the specific needs of the application.
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