Used End Mills Carbide for sale (15,200)

Condition: ready for operation (used), functionality: fully functional, No reserve price – guaranteed sale to the highest bidder! Placing a bid obliges you to collect the item within the specified time frame: either between 11.05.2026 and 13.05.2026 or between 18.05.2026 and 21.05.2026. TECHNICAL DETAILS Travel X: 190 mm Travel Y: 140 mm Travel Z: 260 mm Tool holder: SK 30 (presumably) Maximum tool clamping length: 35 mm Table dimensions: 420 x 120 mm Hfjdpsym Ak Djfx Aa Ssf Jaw width: 60 mm MACHINE DETAILS Control: EMCO EASY 2 CONTROL (HEIDENHAIN TNC 640, SIEMENS SINUMERIC 840) Operating voltage: 230 V Frequency: 50 – 60 Hz Rated current: 2.8 A EQUIPMENT Special machine vice: EMCO vice with 2 slots Mobile workbench: incl. various suitable contents Tool changer: 7 positions Collets Various suitable tool holders Note: An identical machine with the same specifications will be delivered, but not necessarily the exact unit shown in the photos.

Year of construction: 2019, condition: not inspected (used), functionality: unexamined, travel distance X-axis: 300 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 150 mm, machine/vehicle number: 24952, No reserve price – guaranteed sale to the highest bidder! By placing a bid, you commit to timely collection either between 11/05/2026 and 13/05/2026 or between 18/05/2026 and 21/05/2026! TECHNICAL DETAILS Travel X-axis: approx. 300 mm Travel Y-axis: approx. 450 mm Travel Z-axis: approx. 150 mm MACHINE DETAILS Dimensions & Weight Dimensions (L x W x H): 1,300 x 800 x 1,500 mm Machine weight: 150 kg EQUIPMENT STEPCRAFT MM1000 milling unit Hfsdpfx Aasyniuxe Sjf External reference: Lot 64 / Wittner

Condition: ready for operation (used), Year of construction: 2016, functionality: fully functional, machine/vehicle number: 7024NL256160890J, spindle speed (max.): 10,000 rpm, travel distance Y-axis: 200 mm, rotational speed (max.): 4,000 rpm, bar diameter (max.): 80 mm, distance between centers: 700 mm, Condition: Ball screw drives in X, Y, and Z axes replaced; major maintenance package carried out approx. one year ago (machine has not been in operation since)! TECHNICAL DETAILS Distance between centers: 700 mm Spindle speed range: 1 - 4,000 rpm Tool spindle speed: 10,000 rpm Bar capacity: 80 mm Mounting: MT5, revolving tailstock Without center Turret: 12 stations, bolt-on turret Overhang for driven tools: ±100 mm Assemblies: Integrated MK4 bearing for live center Hjdpfx Aaey A Icrj Ssff Chip and coolant system: Scraper-type chip conveyor with magnetic separator, discharge height approx. 1,000 mm Coolant system: high pressure 5 bar, pump 800 W, delivery rate 20 l/min Coolant shower at chuck, including high-performance pump Compressed air blow-off system for tool holder sleeves Compressed air blow-off system for tailstock live center Line filter for coolant system MACHINE DETAILS Control: M730UM, CELOS - ERGOline Touch Total power: 18.5 / 18.5 / 15 kW (25% duty cycle / 50% duty cycle / continuous) Tool spindle power: 5.5 / 5.3 / 7 kW (3 min / 5 min / continuous) EQUIPMENT Interface for oil mist separator (diameter: 150 mm) Signal beacon: red, yellow, green, blue EtherNet/IP interface for automation Robot interface for portal robot DMG Mori Seiki Transformer: 45 kVA, three-phase autotransformer X-axis direction ISO Note: The machine is supplied without a chuck, tool pre-setter, or workholding devices.

Condition: ready for operation (used), Year of construction: 2008, operating hours: 61,440 h, functionality: fully functional, machine/vehicle number: 06800003891, rotational speed (max.): 5,000 rpm, controller model: Siemens 840D powerline, Equipment: chip conveyor, documentation/manual, TECHNICAL DETAILS Max. speed: 5,000 rpm MACHINE DETAILS Control: Siemens 840D powerline Electrical Data Apparent power: 50 kVA Rated current: max. 72 A Current: 80 A Mains voltage: 400 V Frequency: 50 Hz Control voltage: 230 V Voltage: 24 V Operating hours: approx. 76,300 h Spindle hours: approx. 61,440 h EQUIPMENT Pallet circulation system Material conveyor belts for machined parts Chip conveyor Documentation/manual Note: The machine is sold without chuck, tools or raw part holders. Additionally, the seller can offer the following accessories: SMW KNCS225 chuck for €1,500 Hodpjyzqtkefx Aa Sjff Ewab pallets (base pallets) 10 units for €500 Extension of transport belts for finished parts €2,000 Basic holder set VDI 40 suitable for the machine, 10 units for €1,000

Condition: ready for operation (used), Year of construction: 1995, functionality: fully functional, travel distance X-axis: 2,500 mm, travel distance Y-axis: 1,750 mm, travel distance Z-axis: 1,000 mm, controller model: Siemens NCU 840 W Serie 2, number of axes: 5, TECHNICAL DETAILS Travel X-axis: 2,500 mm Travel Y-axis: 1,750 mm Travel Z-axis: 1,000 mm A-axis: 20 arcseconds C-axis: 30 arcseconds Rapid traverse X-axis: 17 m/min Rapid traverse Y-axis: 17 m/min Rapid traverse Z-axis: 10 m/min Rapid traverse A-axis: 9 rpm Rapid traverse C-axis: 80 rpm Infinitely variable feed X and Y axes: up to 15,000 mm/min Feed Z-axis: up to 4,000 mm/min Table plate: St 52-3 Table dimensions (L x W): 3,631 x 1,200 mm Milling head: FK 115 - SK40 Speed: 14–1,000 rpm Bearing: A9 LC8 CNC A-axis: spindle swivel axis A-axis Swivel angle: ±120 degrees Torque: 450 Nm Speed: 8 rpm Resolution: 20 arcseconds Clamping: hydraulic Hodpfx Aasyz Abto Soff C-axis Rotation angle: 365 degrees Torque: 580 Nm Speed: max. 8 rpm Resolution: 30 arcseconds Clamping: hydraulic MACHINE DETAILS Control: Siemens NCU 840 W Series 2 CNC controlled axes: 5 Voltage: 400 V 50 Hz Power: approx. 35 kW Weight: 18,500 kg EQUIPMENT Swarf conveyor Sliding door Side window Tool changer stationary at center of machine/ rear crossbeam Disc magazine with 16 stations SK40 Heidenhain length measuring system Note: The seller can arrange an external service provider for the removal of the machine.

Condition: ready for operation (used), Year of construction: 2011, functionality: fully functional, machine/vehicle number: 111146, travel distance X-axis: 1,100 mm, travel distance Y-axis: 610 mm, travel distance Z-axis: 610 mm, rotational speed (max.): 10,000 rpm, controller model: Heidenhain 530, TECHNICAL DETAILS Travel X-axis: 1,100 mm Travel Y-axis: 610 mm Travel Z-axis: 610 mm Spindle nose to table: 120–730 mm Machine table: 1,250 x 610 mm T-slots in table: 5 T-slot width: 18 mm T-slot spacing: 100 mm Spindle speed: 60–10,000 rpm Torque: 332 Nm Power: 13 kW Spindle cooling: Oil-cooled Rapid traverse X/Y/Z: 32 m/min Feed rate: 1–12,000 mm/min Positioning accuracy: ±0.005 mm Repeatability: ±0.003 mm Tool holder: SK40 Pull stud: DIN 69871/72 Tool changer: 30 stations Tool-to-tool change time: 1.5 s Tool weight: max. 7 kg Tool diameter: max. 76 mm Tool diameter with adjacent station free: max. 140 mm Tool length: max. 300 mm MACHINE DETAILS Control: Heidenhain 530 Compressed air: 3/8", 6–8 bar Power supply: 400 V / 75 A / 35 kVA Hfsdpfx Aeyzxz Nsa Sjf Hydraulic oil: R32 (ISO 32) Central lubrication: R68 (ISO 68) Coolant tank: 250 l Guides X/Y/Z: Linear 45/45/45 mm Machine bed: Cast iron Machine weight: 7,500 kg EQUIPMENT IKZ 22 bar (internal coolant supply) Tool changer with 30 stations Oil-cooled spindle Central lubrication Coolant tank Linear guides X/Y/Z Chip conveyor Handwheel Note: The machine is sold without tools and vise.

Condition: ready for operation (used), Year of construction: 2005, operating hours: 60,683 h, functionality: fully functional, turning length: 1,524 mm, turning diameter: 820 mm, spindle speed (max.): 3,300 rpm, rapid traverse X-axis: 40 m/min, milling spindle speed (max.): 10,000 rpm, TECHNICAL DETAILS Turning length: 1,524 mm Turning diameter: 820 mm Travel X-axis: 870 mm Travel Y-axis: 500 mm Travel Z-axis: 1,598 mm Main spindle Max. spindle speed: 3,300 rpm Main spindle drive power: 30 kW / 22 kW Max. torque main spindle: 588 Nm Main spindle nose: A2-11" Spindle bore: 104 mm Indexing: 0.0001 Sub spindle Max. spindle speed: 3,300 rpm Sub spindle drive power: 30 kW / 22 kW Max. torque sub spindle: 588 Nm Sub spindle nose: A2-11" Indexing: 0.0001 Milling spindle Milling spindle drive power: 37 kW Max. torque milling spindle: 260 Nm Milling spindle speed range: 0-10,000 rpm Rapid traverse X-axis: 40 m/min Rapid traverse Y-axis: 40 m/min Rapid traverse Z-axis: 40 m/min Hodpfx Aoy Akpnsa Soff MACHINE DETAILS Control: Mazatrol 640M PRO Tool holder: SK50 Number of tool stations: 120 Operating voltage: 400 V / 50 Hz Connected load: 104 kVA Required floor space (L x W): 7 x 3.5 m Operating hours: 60,683 h EQUIPMENT Infinitely variable speed adjustment 120-position tool magazine High-pressure coolant 70 bar Renishaw Laser measuring system for rotating tools Interface set Air / water cooling through the spindle Overload monitoring system Mayfran Consep 2000 chip conveyor SMW quick-change chuck

Condition: ready for operation (used), Year of construction: 2008, operating hours: 3,858 h, functionality: fully functional, turning length: 705 mm, turning diameter: 275 mm, travel distance X-axis: 260 mm, travel distance Z-axis: 795 mm, controller model: MSX-850III, TECHNICAL DETAILS Travel X-axis: 260 mm Travel Z-axis: 795 mm Turning length: 705 mm Max. turning diameter: 275 mm Swing over bed: 923.8 mm Swing over cross slide: 755 mm Bar work capacity diameter: 80 mm Upper turret Number of tool stations: 12 Main spindle Spindle speed: 4,000 rpm Spindle drive power: 18.5/18.5/15 kW (10 min/30 min/cont) Spindle nose: JIS A2-8 Hfodpjyz Aq Iofx Aa Ssf Tailstock Tailstock travel: 734 mm Taper: MT5 MACHINE DETAILS CNC control: MSX-850III Dimensions & Weight Dimensions (L x W x H): 3,100 x 1,922 x 2,120 mm Weight: 5,800 kg Operating Hours Main spindle hours: 3,858 h Power-on hours: 21,543 EQUIPMENT Chip conveyor Tool measuring arm

Condition: good (used), Year of construction: 1997, Manufacturer: Line Type: Seramill 240 Control: NUM 750 Travel X: 6000 mm Travel Y: 2500 mm Hfodpfoyf A H Nsx Aa Sef Travel Z: 950 mm Column spacing: 2400 mm Table: 6000 x 2100 mm Automatic milling head: 2.5° Spindle speed: 3200 rpm Feed rate: 10 m/min Machine weight: approx. 35 tons

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 Hfedsq Nf U Ejpfx Aa Sof 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 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.

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. 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. Hodpfxjvzx Auo Aa Soff Technical Details We have different models and options for different requirements, please contact us for more info.

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. 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. Hfodpfxeq Nfbho Aa Sjf 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.

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. Hodpjq Nxp Ssfx Aa Ssff 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. 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.

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 Hedpfxsq Ngafo Aa Seff 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.

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. Hfsdpoq Igiiofx Aa Sjf 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. 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.

Condition: excellent (used), Year of construction: 2022, functionality: fully functional, NAKAMURA-TOME SC-100X2 Technical Specifications L-Spindle (Main Spindle): Bar capacity Ø51 mm / 6,000 rpm R-Spindle (Sub Spindle): Bar capacity Ø42 mm / 6,000 rpm Machine Features: Two tools in cut (simultaneous machining with two tools) Hfsdpfxoy A Exko Aa Ssf Lower turret + 2-axis machining on R-spindle Easy-to-use Superimposed Cycle Standard Equipment: Milling and Y-axis are standard L-spindle motor: 11 / 7.5 kW R-spindle motor: 7.5 / 5.5 kW Milling motor: 7.1 / 2.2 kW / max. speed 6,000 rpm Lower turret equipped with manual unloading gripper Lubrication oil recovery system (standard specification) Environment-friendly inverter-type hydraulic unit

Condition: used, Year of construction: 2007, x-travel 200 mm y-travel 200 mm z-travel 400 mm Control Siemens 840 D Hfedpsyrh Avofx Aa Sef total power requirement 84 kW weight of the machine ca. 13 t

Condition: ready for operation (used), Year of construction: 2003, functionality: fully functional, For sale: Well-maintained EMCO Hyperturn 665 MC Plus with IEMCA Master 880MP-E bar loader, chip conveyor, and high-pressure coolant pumps! Machine was exclusively used for machining brass parts! CNC Turning and Milling Center | EMCO Hyperturn 665 MC Plus with main and sub-spindle, C and Y axes, dual turrets each with 12 driven tool stations! Technical Data: Swing diameter over bed: 600 mm Swing diameter over cross slide: 500 mm Control: Siemens Sinumerik 840D Max. turning diameter: 430 mm Max. turning length: 744 mm Max. bar capacity: 65 mm Travel - X: 270 mm Hsdpjxzq Ncofx Aa Soff Travel - Z: 750 mm Travel - X2: 205 mm Travel - Z2: 750 mm Travel - Y: 100 (+/- 50) mm Main spindle speed: 0 - 5,000 rpm Sub-spindle speed: 0 - 7,000 rpm Tool turret: 2x 12 positions, all driven! Tool holder: VDI 30 Upper turret: X, Z, Y axes Lower turret: X, Z axes Sub-spindle traverse (left/right): Z3 axis C11 spindle: 65 mm diameter (hollow chuck cylinder) C12 spindle: 45 mm diameter (solid chuck cylinder) with part ejector Tool turret type: Sauter 2x 14 bar high-pressure pumps Accessories: Complete tooling cabinet with driven and static toolholders as well as carbide inserts and tool holders Collet chucks for main and sub-spindle Full documentation etc. Machine available immediately! Ready for operation! Loading will be handled by us! Transport can be organized upon request!

Condition: good (used), Year of construction: 2019, In good technical condition and fully functional. Hfsdpfx Aasy Alv Aj Sjf Year of manufacture: 2019 - Max. turning diameter: 220 mm (for standard turret) - Max. turning length: 356 mm - Chucking diameter over bed: 641 mm - Chucking diameter over cross slide: 413 mm - X/Z-axis travel: 200 / 356 mm - Rapid traverse X/Z-axis: 30.5 m/min - Spindle size: A2-5 - Max. power: 11.2 kW, spindle drive: vector drive - Max. torque: 102 Nm - Max. spindle speed: 6,000 rpm - Bar capacity (spindle bore): 44 mm - Automatic hydraulic chuck: 165 mm - 12-position tool turret VDI40 (option BOT or hybrid) - Option for driven tools and C-axis on spindle - Coolant tank: 114 l with pump - Electrical connection: 3x400 V / 50 Hz, 14 kVA - Machine weight: 3,450 kg

Condition: good (used), Year of construction: 2010, functionality: fully functional, turning length: 1,000 mm, turning diameter: 630 mm, spindle speed (max.): 3,800 rpm, travel distance X-axis: 580 mm, travel distance Y-axis: 160 mm, travel distance Z-axis: 935 mm, rotational speed (max.): 10,000 rpm, Equipment: rotational speed infinitely variable, Technical specifications for Okuma Multus B300-W with Y-axis and bar loader Year of manufacture: 2010 Machine configuration: • Control: Okuma OSP200A (including simultaneous use of Hi-Cut PRO and CAS) • Tool spindle: 10,000 rpm with HSK-A63 • Air blast through spindle center • Tool magazine: 60 stations • Workpiece catcher Hfedpjyiayxefx Aa Sof • Renishaw 3D probe RMP60 including preparation for in-process measuring • Swarf conveyor: hinge belt Interlit • High-pressure pump: Brinkmann TM26/180 • Preparation for oil mist extraction • Short bar loader: SAMSYS Multi-3000LR 1240/65 Main spindle: • BigBore with A8 spindle nose – speed: 38-3,800 rpm • A8 add-on kit for through-hole clamping for max. 65 mm bar diameter • SMW collet chuck, axial draw – Hainbuch Spanntop system Counter spindle: • Max. speed: 5,000 rpm with A6 spindle nose • A6 add-on kit for through-hole clamping • Workpiece ejector for counter spindle, Ø 52 mm Working area: • Maximum turning diameter: Ø 630 mm • Swing diameter over cross section/bed: Ø 630 mm • X-axis travel: 580 mm – rapid traverse 40 m/min • Z-axis travel: 935 mm – rapid traverse 40 m/min • Y-axis travel: 160 mm (+80/-80) – rapid traverse 26 m/min • W-axis travel: 1,000 mm – rapid traverse 20 m/min • B-axis is incremental, 0.001 degree Weight: approx. 10,300 kg

Condition: used, Year of construction: 2023, functionality: fully functional, turning length: 1,500 mm, turning diameter: 500 mm, spindle bore: 80 mm, travel distance Y-axis: 260 mm, • Fanuc 31i-B5 control • 15 inch LCD color screen • Y-axis 260 mm (+/- 130 mm) • B-axis swivel range 230° (+/- 115°) • Milling spindle drive power 15/22 kW • Milling spindle speed max. 12,000 rpm • Main spindle drive power 22/26 kW • Speed 4,000 rpm • Spindle nose A2-8 • Bar capacity main spindle 80 mm • Counter spindle drive power 15/22 kW • Speed 4,000 rpm • Spindle nose A2-8 • Direct position measuring systems X1, Y1, Z1-axis • 12-position turret • Milling spindle with B-axis • Y-axis • HOWA clamping cylinder and chuck (L) • HOWA clamping cylinder and chuck (R) • 2 C-axes incl. disc brake • M-function open/close chuck • Chuck foot switch • Coolant system with 4 pumps • Automatic central lubrication • Automatic machine shut-off • Hinge belt conveyor right side • LED work area lighting • 1 set machine documentation • CE specification FANUC 19" HMI Touch Panel iH Pro instead of the 15" standard screen HMI touch panel from Tool holder: Capto C6 Number of slots: 80 pieces Tool monitoring system Raku Raku 1. Tool management 2. Load monitoring 3. Compensation management 4. Operating information KITAGAWA power chuck 3-jaw BB210 • Passage 81 mm • Jaw stroke in diameter 8.8 mm • Base jaw toothing 1.5 mm x 60° • Speed max. 4,500 rpm KITAGAWA power chuck main spindle Hydraulic hollow clamping cylinder SS1881K • Passage 81 mm • Piston stroke 25 mm • Speed max. 4,800 rpm SMW power clamping device Hydraulic full stroke cylinder SIN-S 125 • Pressure max. 70 bar • Tensile force at 40 bar 41 kN • Speed max. 6,000 rpm Bar feeder interface incl. "Optional block skip" 3-color signal lamp Tool setter (manual) Hfjdowpkp Iopfx Aa Sof Integrated unloading device counter spindle • Diameter max. 80 mm • Length max. 200 mm • Weight max. 3 kg Automatic work area door Belt switch automatic work area door Transformer 120kVA TMX-4000ST Machining condition selecting function Kinematic setup procedure Kinematic adjustment FANUC via iHMI - Renishaw touch probe RMP600 - Macro software - Amplifier - C6 holder - Calibration sphere - Interface Gear skiving function 3D collision avoidance KNOLL KF300/1800 70 bar with throughflow cooler alpha 9-E - Clean water tank: 1,800 l capacity - 1 x low pressure pump: 150 l/min / 3.1 bar - 2 x medium pressure pump: 40 l/min / 7 bar - 1 x high pressure pump: 20 l/min / 70 bar - 1 x frequency converter high pressure pump - 1 x double switch filter - 1 x throughflow cooler alpha 9-E - 7 pressure stages KNOLL scraper belt conveyor 500 K-1 Conveying height 1,700 mm Discharge height above floor 1,150 mm

Condition: used, Emco F3 - Milling Machine Accessories: - Vice - Workplace lighting - Coolant system - Tools & machine feet - Operating manual Technical specifications: Working area: - Longitudinal travel: 300 mm - Transverse travel: 200 mm - Vertical travel: 350 mm - Quill stroke for vertical milling spindle: 45 mm - Swiveling vertical milling head: ± 90° Clamping surface: - Table dimensions: 600 × 200 mm - 4 T-slots: 12 x 21 mm - Slot spacing: 45 mm Spindle: - Tool holder: DIN 2078 / SK30 - Tool clamping: extraction bolt M12 - Spindle speeds: 80 / 160 / 245 / 360 / 490 / 720 / 1100 / 2200 rpm Automatic feed for longitudinal slide: - Feed force: 1600 N (160 kp) - Speed: 20 - 200 mm/min (stepless) - Rapid traverse: 1200 mm/min Coolant system: - Tank capacity: 30 l - Pump capacity: 15 l/min Three-phase motor: - Power: 1.1 / 1.4 kW (60% duty cycle) - Speed: 1400 / 2800 rpm Dimensions: - Dimensions W x H x D: approx. 1200 x 1900 x 1400 mm Hfedpfsy A Sdyex Aa Ssf - Machine weight: approx. 450 kg

Condition: used, Year of construction: 1984, x-travel 7000 mm y-travel 3000 mm z-travel 1200 mm W-axis (spindle longitudinal) 500 mm spindle diameter 150 mm quill: 380 x 380 mm Plate dimensions 4x 5000 x 2000 mm powered rotary table 1600 x 1600 table load of rotary table max. 10 t travel on the bed 1500 mm tool taper SK 50 turning speeds 2,5 - 1000 U/min Hodpfx Ajyz Db Ioa Seff power capacity - milling spindle 30 kW weight of the machine ca. 62 t used manual horizontal borer with plate field - digital scale - tailstock - moveable vertical milling head - movable turn table

Condition: good (used), functionality: fully functional, SCM T130 Spindle Moulder Hfodpoyzh Sqofx Aa Sof Spindle diameter: 30 mm Spindle length: 140 mm Main motor power: 4 kW Speed change via belt: 3000/4500/6000/7000/10000 rpm Longitudinal sliding carriage in the worktable

Condition: excellent (used), Spindle diameter: 100mm Spindle taper: ISO50 Hjdpey A Emusfx Aa Soff Table: 1120x1000 Table load: 3t