Used Steinmeyer Ball Screw for sale (7,072)
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Listing
Remscheid
847 km
Component
SteinmeyerKugelrollspindel L= 1710 mm - ! -
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Condition: new, Steinmeyer ball screw, Ø thread: 14 mm, pitch: 10 mm, Ø pin: 9 mm, Ø shaft: 25 / 20 / 15 / 12 mm, length shaft: 1710 mm, Ø ball cage: 39 mm, Ø flange: 62 mm, unused, 100% functional, scope of delivery as per photos
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Listing
Remscheid
847 km
Component
Steinmeyerfür Schaudt Mikrosa 1516.544 P5 Kugelgewindetrieb - ! -
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Condition: new, Steinmeyer 1516.544/10.80.4467.5469 P5 ball screw drive total length: 5469 mm, thread length: 4467 mm for Schaudt Mikroso SN:916160, unused in opened original packaging, 100% functional, scope of delivery as per photos, ATTENTION: Please enquire for charges for packing and transport separately! ATTENTION: Please enquire for charges for packing and transport separately!
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Listing
Przemyśl
1,865 km
Screw compressor
KAESER CSD 85 ROTARY SCREW AIRCOMPRESSOR
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Condition: like new (used), Year of construction: 2013, Manufacturer: Kaeser Kompressoren, Germany
YOM 2013
Maximum Pressure: Up to 13 Bar
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Productivity 8.26 cubic meters/min
Energy Efficiency: The direct drive coupled with IE4 efficiency motors (or IE5 on SFC models) ensures superior energy efficiency.
Low Maintenance: Components are designed for long service life, with easy access for maintenance.
SIGMA Control 2: Ensures efficient monitoring and control of the compressor.
Rotary compressor type Screw by lubrication Oil
Noise level 70 dB
Height 1900 mm
Length 1110 mm
Width 1760 mm
Weight 1250 kg
Electrical parameters
Mains voltage 380~400 V
Power consumption 45 W
Current frequency 50 Hz
User characteristics
Compressor cooling system Water cooling is possible, with subsequent use of heat.
Complete system ready to use
fully automatic
extremely effective sound insulation
vibration insulation
powder-coated housing parts
for ambient temperatures up to +45°C
easy maintenance: lubrication nipples for motor bearings are located on the outside (also for fan motor).
Listing
Turkey
2,987 km
Crushing unit
FABO HY-600 SERIES 60 TPH SCREW WASHERHY-600 SCREW WASHER | SAND WASHER
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Condition: new, Year of construction: 2026, functionality: fully functional, *All of our products are made with care and covered for 1 year warranty!
*Installation and Operator Training FREE
• Model: FABO HY-600
• Type: Double Helix Screw Washer
• Capacity: 60 ton per hour
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• Dimension: 1400 x 6650x1800 mm
• Screw Size: Ø 600x6000 mm
• Speed: 22 rev/min
• Motor: 2 x 5.5 kW Heavy duty Gamak
• Water Consumption: 55-205 m3
• Including chassis, motor and safety guards.
FOR FURTHER INFORMATION PLEASE FEEL FREE TO CALL US!!!
Listing
Przemyśl
1,865 km
Cooler
Screw cooling compressor (2x)ABB SVA 24
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Condition: good (used), Screw cooling compressor ABB SVA 24, two units in complete
YOM 1991
Made in Germany
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Good working condition
Listing
Ostim
3,155 km
Bulk feeder
SCREW CONVEYORSCC – ISO 9001 | Made to Order
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Condition: new, Year of construction: 2026, functionality: fully functional, machine/vehicle number: SCC, warranty duration: 12 months, volume flow: 45 m³/h, screw conveyor length: 6,000 mm, type of input current: three-phase, screw diameter: 323 mm, input voltage: 400 V, rotational speed (max.): 240 rpm, rotational speed (min.): 140 rpm, Custom-manufactured to order. Send us your diameter, length, and installation angle — receive a full technical quote within 24 hours.
INOTEK SCREW manufactures heavy-duty SCC-type cement screw conveyors for bulk material handling in cement plants, dry mortar facilities, fly ash transfer, lime and gypsum processing lines. Based in Ankara, Turkey, we have supplied equipment to over 40 countries with full export documentation and ISO 9001:2015 certified production.
KEY SPECIFICATIONS:
- Diameter: Ø114 / Ø168 / Ø219 / Ø273 / Ø323mm – any size made to order
- Drive speed: 140 / 200 / 240 RPM
- Motor power: 1.5 kW to 22 kW (IE2 efficiency class) — Siemens motors standard
- Material: Carbon steel S235/S355 standard | AISI 304/316 stainless steel on request
- Screw flights: cold-rolled, 3–10mm thickness
- Orientation: horizontal, inclined (up to 45°), or vertical
- Custom inlet/outlet: conical, square, or rectangular
- Surface treatment: primer + epoxy topcoat standard | hot-dip galvanizing on request
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CAPACITY BY DIAMETER (approximate, horizontal, cement powder):
- Ø114 mm → 4–8 m³/h
- Ø168 mm → 10–18 m³/h
- Ø219 mm → 20–30 m³/h
- Ø273 mm → 30–40 m³/h
- Ø323 mm → 40–55 m³/h
All values depend on RPM, inclination angle, and material bulk density.
Custom diameters and capacities available on request.
APPLICATIONS:
Cement | Fly ash | Limestone powder | Dry mortar | Gypsum | Clay | Silo filling & emptying | Batching plants | Asphalt facilities
WHY INOTEK:
✔ CE marked — compliant with EU Machinery Directive 2006/42/EC
✔ ISO 9001:2015 certified factory
✔ 12 months warranty — replacement parts shipped internationally
✔ Exported to 40+ countries – full documentation (packing list, EUR.1, certificate of origin, test reports)
✔ Trusted by: Coca-Cola | Unilever | Anadolu Efes | Limak Holding | OYAK | Cengiz İnşaat
✔ 20–35% more competitive than equivalent European pricing
✔ Production lead time: 3–5 weeks from drawing approval
PRICING REFERENCE:
Entry-level unit Ø114mm — from €1,500 EXW Ankara.
All diameters, lengths, and configurations quoted within 24 hours.
REQUEST A FREE QUOTE WITHIN 24 HOURS:
Send us your required diameter, length, material type, and installation angle – we return a full technical offer and delivery schedule.
Distributor and OEM partnerships welcome. Contact us to discuss exclusive regional agreements.
Listing
Krnule
2,032 km
Compound line twin screw extruder
Twin screw extruder with hot and coldPB-65 twin screw extruder
Condition: new, Year of construction: 2023, operating hours: 300 h, functionality: fully functional, turning length: 2,880 mm, spindle motor power: 90,000 W, type of input current: three-phase, For sale: new compounding line with a real capacity of 300kg/h. The line includes hot and cold mixers, a twin-screw extruder (2 twin screw extruder) with two feeding points—at the start of the screw and from the side—suitable for high loading of dry substances. Features include a vacuum pump, hydraulic screen changer, vibro table, and storage silos for materials.
The line can process powdered materials, hard materials, various grindings, mixtures, and granules of PP, PE, and PVC. It can produce high-quality masterbatch, fillers, and other products.
Up to 85% dry matter content.
The machine is practically brand new, only tested for a few hours.
Control with frequency inverters.
A set of spare parts, spare heaters, and spare screw segments is included.
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Possibility to test with your own materials.
Listing
Zheng Zhou Shi
8,333 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.
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Common Applications:
Gold, copper, iron, and zinc ore grinding
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
8,333 km
Crushing equipment
Mingyuan Dry and Wet Ball MillCustomerizable Model for ball mill plant
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Condition: new, functionality: fully functional, Year of construction: 2026, Dry and Wet Ball Mill: Structure, Operation, and Technical Details
A ball mill is a fundamental grinding device used in mineral processing, cement manufacturing, chemical production, and other industrial applications. It works by rotating a cylindrical shell filled with grinding media—usually steel balls—causing impact and friction that reduce materials to fine powder. Based on the grinding environment, ball mills are classified into dry and wet types, each suited for specific materials and process requirements.
Working Principle
Both dry and wet ball mills operate on the same mechanical principle. The rotating cylinder, driven by a motor through a gear system, lifts the grinding media and material along the inner wall. As the rotation continues, the balls fall under gravity, striking and grinding the material. The difference lies in the presence or absence of a liquid medium during grinding.
Dry Ball Mill
A dry ball mill is used when the material must remain moisture-free or when water could affect product quality. It is commonly applied in cement clinker, limestone, quartz, and refractory material grinding. The discharge can be either grate type or overflow type, depending on the desired fineness.
Technical Features:
Feeding size: ≤25 mm
Discharge size: 0.075–0.4 mm
Capacity: 0.65–90 t/h
Liner material: High manganese steel or wear-resistant alloy
Drive system: Gear-driven or direct-coupled motor
Dust control: Equipped with air exhaust and dust collector
Advantages:
Suitable for materials sensitive to moisture
No drying process required after grinding
Lower corrosion risk and simpler maintenance
Easier material classification and separation
Limitations:
Dry grinding produces more dust and heat, requiring efficient ventilation and dust collection systems.
Wet Ball Mill
A wet ball mill operates with water or another liquid medium added to the material. The slurry formed during grinding improves efficiency by reducing friction and preventing excessive heat buildup. It is widely used in ore beneficiation, ceramics, and chemical industries.
Technical Features:
Feeding size: ≤25 mm
Discharge size: 0.074–0.2 mm
Capacity: 0.65–615 t/h
Liner material: Rubber or high-chromium steel
Discharge method: Overflow or grate type
Auxiliary equipment: Classifier, pump, and thickener for slurry circulation
Advantages:
Higher grinding efficiency and finer particle size
Reduced dust and noise levels
Continuous operation suitable for beneficiation circuits
Better control of particle uniformity
Limitations:
Requires drying if the final product must be in powder form and involves more complex slurry handling.
The selection between dry and wet grinding depends on the material characteristics, downstream process, and environmental conditions. Dry mills are preferred for materials that must stay moisture-free, while wet mills are ideal for fine grinding and slurry-based processes.
Conclusion
Dry and wet ball mills share the same mechanical structure but differ in their grinding environment and application scope. The dry type offers simplicity and low maintenance for moisture-sensitive materials, while the wet type provides higher efficiency and finer output for mineral and chemical processing. Understanding their technical parameters and operational differences ensures optimal equipment selection, improved productivity, and reliable performance in industrial grinding operations.
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Listing
Zheng Zhou Shi
8,333 km
Mill / grinding mill
Batch Ball Mill, Silica grinding millQuartz ball mill, silica powder grinding
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Year of construction: 2026, 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.
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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.
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.
Technical Details
We have different models and options for different requirements, please contact us for more info.
Listing
Zheng Zhou Shi
8,333 km
Glass grinding machine
Henan Mingyuan Ceramic /Silica Ball MillBatch ball mill for glass ceramic making
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Condition: new, Year of construction: 2026, power: 7.5 kW (10.20 HP), Batch ball mills find applications in various industries where the processing of materials in discrete batches is required. The versatility of batch ball mills makes them suitable for a range of applications. Here are some common batch ball mill applications:
1. Ceramics Industry:
- *Glaze Preparation:* Batch ball mills are extensively used in the ceramics industry for preparing glazes. Raw materials such as feldspar, quartz, and clay are ground with ceramic balls to achieve the desired particle size for glaze formulation.
2. Chemical Industry:
- *Material Grinding:* Batch ball mills are used for grinding and blending various chemical materials. This includes the production of pigments, dyes, and other specialty chemicals where precise particle size control is crucial.
3. Pharmaceuticals:
- *Drug Formulation:* In pharmaceutical manufacturing, batch ball mills are used for grinding and blending powders to create drug formulations. The controlled environment provided by these mills is essential for maintaining the integrity of pharmaceutical compounds.
4. Food Industry:
- *Ingredient Mixing:* Batch ball mills may find application in the food industry for mixing and grinding ingredients. This can include the production of food additives, flavorings, and other powdered or granular products.
5. Mining and Minerals Processing:
- *Ore Grinding:* Batch ball mills are used in mining and minerals processing for grinding minerals and ores. The controlled grinding helps in obtaining the desired particle size for subsequent processes, such as mineral separation or extraction.
6. Paints and Coatings:
- *Pigment Dispersion:* In the paints and coatings industry, batch ball mills are employed for dispersing pigments into paint formulations. Achieving a uniform particle size is crucial for the quality and appearance of the final coating.
7. Building Materials:
- *Raw Material Grinding:* Batch ball mills are used in the preparation of raw materials for the production of building materials, such as cement and concrete. Grinding of materials like limestone and clay helps in obtaining the desired fineness for subsequent processes.
8. Electronic Materials:
- *Ceramic Powder Processing:* In the electronics industry, batch ball mills can be employed for processing ceramic powders used in the production of electronic components and insulating materials.
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9. Research and Development:
- *Material Testing:* Batch ball mills are often used in research and development laboratories for testing and optimizing material formulations. They provide a controlled environment for small-scale processing and experimentation.
10. Customized Applications:
- *Specialized Processes:* Batch ball mills can be adapted for various specialized processes in different industries where precise grinding and mixing are required. Custom modifications can be made based on specific application requirements.
When using a batch ball mill, it's important to consider factors such as the type of material being processed, desired particle size, and the specific requirements of the end product. Additionally, following the manufacturer's guidelines and maintaining proper operating conditions are essential for efficient and effective milling processes.
Technical details
We have different options for different requirements, please contact our team for more info.
Listing
Zheng Zhou Shi
8,333 km
Cement mill,clinker grinding plant
Clinker grinding mill / cement ball millcement grinding with air classifier
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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:
- 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.
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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
8,333 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.
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
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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.
Listing
Zheng Zhou Shi
8,333 km
Roll forming line
Rod ball mill / Rod Grinding MillFor Sand and mining beneficiation plant
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Condition: new, Year of construction: 2026, We have various kinds of ball grinding mill such as batch ball mill, rod mill, cement ball mill, mining ball mill, welcome to contact our team for further details according to your specific requirements.
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Listing
Zheng Zhou Shi
8,333 km
Ball Mill for Ore mining & sand grinding
batch ball mill & wet mining ball mill2400X4500 ball mill
Call
Condition: new, fuel type: electric, Year of construction: 2026, 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.
Listing
Ireland
410 km
Oil Free Screw Compressor
Atlas Copco Compressor & Air DryerSF2+FF
Call
Condition: good (used), Year of construction: 2015, Atlas Copco Oil Free Screw Compressor with built-in Air Dryer
Model SF2+FF
7.75 bar / 112 PSI
Year 2015
400 volts three phase, 2.2 KW / 3 HP, 2885 RPM
8.9 CFM / 4.21 lts/s
Very little use
Ex Pharma Facility
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Listing
Zwevegem
681 km
Elevating spiral screw
DinnissenOpvoervijzel
Call
Condition: used, all stainless steel
loading height : ± 1.000 mm
diameter of the screw : ± 350 mm
outfeed height ± 1.600 mm
length of the screw : ± 3.100 mm
dimensions hopper: ± 900 x 800 mm
dimensions: (l x w x h): ± 3.200 x 900 x 2.300 mm
mobile
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Listing
Zwevegem
681 km
Product supply bunker + spiral screw
HeckmannProduct aanvoerbunker + Opvoervijzel
Call
Condition: used, Product supply bunker “Heckmann”
with hopper ± 2.000L
with driven shafts with fingers to separate the product
input height: ± 3,400 mm
2 x 3kW, 1500 / 16 rpm
dimensions (l x w x h) : ± 2.700 x 2.600 x 3.400 mm
+
Elevating spiral screw “Heckmann”
all stainless steel
discharge height: ± 5.800 mm
diameter of the screw : ± 600 mm
length of the screw : ± 8.500 mm
dimensions hopper: ± 1.300 x 1.000 mm
dimensions: (l x w): ± 9.200 x 1.600 mm
safety grille
5.5kW, 1500/20 rpm
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Douvrin
685 km
Screw compressor
INGERSOLL RAND TECO WestinghausC950-C1 40MX3 ASCK-S2A03
Condition: used, Year of construction: 2010, Lot consists of:
(1) Compressor
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Technical Details:
Motor: 5,500V 108A 900kW, weight 4.6 t /// Compressor: 7,500 m³/h, 6 bar. LxWxH 4.5x3.3x2.2 m, weight 12.5 t
Listing
Montigny-en-Ostrevent
712 km
Screw compressor
WorthingtonRLR 30V CE
Call
Condition: used, Year of construction: 2023, functionality: fully functional, machine/vehicle number: CAI965725, overall weight: 470 kg, power: 22 kW (29.91 HP), pressure (max.): 7 bar, type of cooling: air, Equipment: compressed air system, compressor, type plate available, The Worthington RLR 30E V G10 is a lubricated compressor, ideal for those seeking a robust and efficient machine. Manufactured by the renowned WORTHINGTON brand, this specific model is well-suited for a range of industrial applications thanks to its capability to operate at 7 bar pressure.
Weighing 470 kg, it is designed to deliver stable and continuous performance while remaining relatively compact for its category. This used compressor maintains the high quality and reliability expected from the Worthington name.
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This piece of compression equipment is a viable solution for businesses looking to optimize their performance while managing costs effectively. Its robustness and technical specifications make it a relevant choice for those who prioritize both durability and efficiency.
Listing
Janville
878 km
Semi-automatic screw capping machine
Transvis-
Call
Year of construction: 2017, condition: used, Manufacturer : Transvis
Type: Semi-automatic cap screwdriver
Application: screwing / capping
Year: 2017
Maximum product dimensions: Ø 54.5 x 82 mm
Minimum product dimensions: Ø 45.5 x 68 mm
Product weight: 90–150 g
HMI control panel
Asynchronous motor power: 0.18 kW
Two-hand control
Torque control
Overall dimensions: 650 x 1000 x 1800
Screw capper dimensions: 650 x 935 x 990
Weight : 100 kg
Spare parts and formats available
Power supply: 220V single-phase / 6 bar compressed air
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Technical documentation available
Video available in running condition
Trust Seal
Dealers certified through Machineseeker

Listing
Gent
672 km
Screw compressor
KAESERCSD 82
Call
Year of construction: 2008, operating hours: 25,000 h, condition: excellent (used), functionality: fully functional, construction height: 1,865 mm, nominal power: 45 kW (61.18 HP), pressure (max.): 8 bar, rotational speed (max.): 2,965 rpm, machine/vehicle number: 3887, FAD: 8.26 m3/min at 7.5 bar
New oil cooler
Equipped with heat recovery system
KAESER Energy-Saving SIGMA PROFILE
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Direct drive
Serviced with original parts by KAESER dealer
Listing
Wekerom
703 km
Acrison dosing screw dosing unit feeder
Acrison
Call
Condition: used, Acrison dosing screw, dosing unit, feeder
Feeder constructed entirely from stainless steel
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Equipped with mixing mechanism
Screw diameter: 80mm
Motor power: 0.75kW
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Listing
Haaksbergen
758 km
Screw compressor
KaiserSX 6 T
Call
Condition: like new (used), Year of construction: 2024, Compressor as new!
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Listing
Wiefelstede
785 km
Screw compressor 7.3 m³/min
Mannesmann DemagRA-086
Call
Condition: good (used), Year of construction: 1994, Screw compressor, compressor, compressed air unit, stationary compressed air compressor
-Volume flow rate: 7.3 m³/min
-Engine power: 45 kW
-Max. pressure: 10 bar
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-Mileage: 65,305 h
-Weight: 1200 kg
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