Used Rod Mills for sale (12,425)

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) Lajdpfx Aoq Nf U Eefusc 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: 2002, condition: good (used), Heidenhain TNC 124 X-700 mm Lsdpfoinukmox Afusac Y-500 mm Z-500 mm taper SK40 Spindle speeds 63-3150 rpm Table 900 x 500 mm weight of machine 2500 kg machine checked before delivery spare-parts available

Condition: excellent (used), functionality: fully functional, total length: 700 mm, total width: 1,000 mm, total height: 1,450 mm, input voltage: 400 V, input frequency: 50 Hz, DGUV certified until: 08/2027, type of input current: three-phase, year of last overhaul: 2026, Grain Mill Schnitzer SMB 300 TOP milling turbine Schnitzer model SMB 300 with 2 natural stones Grinding performance from fine to coarse Easy to operate Hopper capacity approx. 40/50 kg of grain Includes flour container Very robust machine DGUV V3 safety inspection only with us Connection: 400V, 16A-CEE plug Dimensions: 1000 x 700 x 1450 mm (W x D x H) Used machine With warranty & service Lajdpfx Afoxvk Rpjuoc Quality from a specialist dealer! Benefit from over 35 years of experience! Options: Chassis Maintenance contract Spare parts box Delivery service Commissioning & training Many more bakery machines in stock!

Condition: used, Year of construction: 2008, Technical details: standard turning dia.: 200 turning length: max. 810 mm control: MSX-701 MAPPS III greates pass round over bed: 800 mm Max. distance between centres: 1130 mm max. turning diameter: 320 mm max. workpiecediameter: 300 mm bar material dia.: 65 mm Traverse X-Axis 1: 210 Traverse X-Axis 2: 210 mm Traverse X-Axis 3: 210 mm Traverse Y-Axis 1: 110 (+65/-45) mm Traverse Y-Axis 2: 110 (+45,/-65) mm Traverse Z-Axis 1: 300 mm Traverse Z-Axis 3: 300 mm Traverse Z-Axis 2: 810 mm Traverse B-Axis: 870 mm turning speed range - spindle: 5.000 1/min Number of spindle speed ranges: 2 . spindle nose: JIS A2-6 spindle bore: 73 mm spindle bearing diameter: 120 mm C-Axis: 0,001 ° turning speed range - spindle: 5.000 1/min spindle nose: JIS A2-6 spindle bore: 73 mm bar material dia. max: 65/52 mm spindle bearing diameter: 120 mm C-Axis: 0,001 ° Number of Turrets: 3 . Number of tool stations: 16 x 3=48 pos Schank height for square tool: 20 mm Diameter of boring bar: 32 mm turret changing time (4-stations): 0,18 sec Number of driven tools: 16 x 3=48 pos max. spindle speed driven tools: 6.000 U/min. Rotary tool machining ability: M16 / Ø16 . rapid traverse X-axis: 30 m/min rapid traverse Y-axis: 20 m/min Lajdpfx Afjzd Su Eeuoc rapid traverse Z-axis: 50 m/min drive capacity - spindle motor: 25 / 22 kW power capacity - driven tools: 7,5 / 5,5 kW total power requirement: 92,7 kVA weight of the machine ca.: 9,4 t dimensions of the machine ca.: 4,0 x 2,8 x 2,4 m Accerories Chip conveyor Coolantsystem C-axis in main and sub spindle Y-axis 2 x part counter total counter tool setting Overhead partsgripper with conveyor belt. Spindle 1 Chuck SMW KNCS-N 210 / 52 mm Spindle 2 Collet Chuck Hainbuch Spanntop nova Kombi Axfix 65 Robot interface Lehmann Robot with parts belt for feeding and disposal CNC Turning- and Milling Center MORI SEIKI NZ 2000 T3Y2 The NZ2000 T3Y has 2 spindles and 3 turrets, and 2 turrets have the Y-axis function and built-in milling motors. This not only allows synchronized machining using 3 turrets, but also achieves heavy-duty cutting and high-speed machining using rotary tools thanks to the built-in motor turrets. For shaft parts loading and unloading there is a Lehmann Robot with conveyor belts for loading and unloading. The machine can also be sold without robot. *

Condition: good (used), Year of construction: 2012, functionality: fully functional, travel distance X-axis: 400 mm, travel distance Y-axis: 315 mm, travel distance Z-axis: 350 mm, Control system: HEIDENHAIN Ljdpfxezfixwj Afueac Table surface: 315 x 710 mm Spindle speed: 50 - 3000 rpm Dimensions L x W x H: 2700 x 2250 x 1950 mm Weight: 1,700 kg

Condition: used, Year of construction: 1999, x-travel 1.000 mm y-travel 800 mm z-travel 800 mm Control Siemens Sinumerik weight approx. 19.500 kg Lasdozdvcgepfx Afuoc In our assessment, the machine is in good used condition and can be inspected under power by appointment. Accessories, as well as the tools and clamping devices shown in the images, are included in the scope of delivery only if explicitly noted in the additional information. Subject to changes, errors in technical data and specifications, and prior sale!

Condition: good (used), Year of construction: 1989, operating hours: 64,136 h, Centre height: 350 mm Turning length: 1000 mm Max. swing diameter over bed cover: 600 mm Max. swing diameter over cross slide: 360 mm Spindle bore: 107 mm Speed range: 16 – 3150 rpm Feed range longitudinal & face: 0.5 – 5000 mm/min Rapid traverse longitudinal & face: 9 m/min Main drive: 30 kW Dimensions of machine with chip conveyor (L x W x H): 5400 x 2200 x 2000 mm Weight: 6400 kg Accessories / Special features: • CNC control GILDEMEISTER EPL 2 with TFT display General description: CNC manual input control system with program entry via function and numeric keypad. All information is entered in dialogue with the screen. Integrated menu technology with plain text display of all functions. Operator keypad, display, and electronic handwheel located within a separate chip guard housing. The EPL control offers the following capabilities: • Direct interactive program entry and editing by the operator through the EPL control without manual technological preparation • NC programs in ISO/EIA format can be entered, output, or manually keyed in via the RS 232 serial interface Laedovr Eh Eopfx Afujc Machining cycles: • Removal cycles for longitudinal, facing, and contour turning, including with allowance • Thread cutting • Undercuts as per DIN 509-Form E and F and DIN 76; grind stock programmable • Axial and radial grooves as per DIN 471 and 472, including bottom finishing • 90° radii and 45° chamfers • Automatic cutter radius compensation for cycles, undercut, groove, radius, chamfer Programming: • Block-orientated, metric/inch, diameter for absolute entry, radius for incremental entry • Full circle programming, subroutine technology, hide levels for program sections, zero point offset, mode selection via menu Program entry and output: • Interactive via guided menu or direct in dialogue • Hydraulic 3-jaw chuck Ø 315 mm with through spindle bore Ø 80 mm • Hinged chip conveyor • 12-position tool turret VDI 40, 6 standard stations + 6 driven tool stations • Coolant system • RS 232 interface • Electronic handwheel • Electric foot switch for 3-jaw chuck and tailstock quill • Lighting • 12 various standard toolholders (to be finalized on site) Overhauled servo drive for main spindle, 06/2025 Siegfried Volz Werkzeugmaschinen Rüschebrinkstr. 151-153 DE - 44143 Dortmund - Wambel

Condition: good (used), Year of construction: 2021, functionality: fully functional, machine/vehicle number: 223002360, milling height: 150 mm, input voltage: 400 V, overall weight: 700 kg, total length: 1,700 mm, total width: 1,000 mm, total height: 1,600 mm, input frequency: 50 Hz, milling length: 400 mm, pivoting range: 60 °, rotational speed (max.): 2,800 rpm, ELUMATEC AF 223/01 Notching milling machine Lasdpfxezdyqnj Afuec - Rated current: 6.1 A - Power consumption: 2500 W - Swivel range: up to 60° to the right and left - Max. milling depth: 110 mm - Max. profile height: 200 mm - Max. cutter diameter: 280 mm - Cutter mounting bore diameter: 40 H7 mm Attention: The item must be collected on July 2, 2026, at a date to be confirmed. FCA D-72770 Reutlingen - loaded onto a truck.

Condition: used, bore 35 mm Laedpfezdvalsx Afujc circle diameter 55 mm thickness 16, 10, 10, 8 mm Available sets: 1

Condition: reconditioned (used), Year of construction: 2018, functionality: fully functional, CNC turning machine GILDEMEISTER CLX 350 V3 With DMG MORI SLIMline Multi Touch Fanuc I series control Year of manufacture: 2018 Turning diameter: 320 mm Travel in X: 242 mm Travel in Z: 540 mm Spindle bore: 65 mm Speed range: 20 – 5000 rpm With the following accessories: Sliding safety shield with interior lighting 12-station turret with 12 driven tool stations VDI 30 C-axis, tailstock with quill Programmable tailstock via M function Tool measurement in the work area Electronic handwheel Chip conveyor 3-jaw chuck, hydraulic, Schunk ROTA THW plus 0 210 mm Ledpfjzd Dlpjx Afuoac Foot switch for chuck adjustment Parts catcher Glass scale in the X axis Coolant system with high-pressure pump 12 bar Coolant spray gun Operating manuals

Condition: reconditioned (used), Year of construction: 2011, functionality: fully functional, CNC turning machine GILDEMEISTER CTX 510 ECOLINE With Siemens control Year of manufacture: 2011 Travel in X: 300 mm Travel in Z: 1050 mm Spindle bore: 103 mm Speed range: 20 – 3250 rpm With the following accessories: Sliding guard 12-station turret with 6 driven tool stations Tool measurement in the working area 3-jaw chuck, hydraulic, SMW Autoblock 0, 315 mm Foot switch for chuck, foot switch for tailstock Various tool holders VDI 40 Signal light, 4-color Tailstock with quill Chip conveyor with coolant tank 4 machine feet Operating manuals Lsdpfxszd Dczs Afuoac

Condition: good (used), Edge milling machine, edge milling device, chamfering machine, mobile milling machine, weld edge former, weld edge former, weld preparation, weld edge forming machine, deburring device, deburring machine -Edge milling machine: with sliding carriage, maximum travel 500 mm -Depth adjustment: 0 - 6 mm Lsdpfxjyn N Ils Afusac -Drive: 0.5 kW -Adjustable speed: 1200 - 8000 rpm -Angle: 45° -Accessories: Widia milling head, diamond grinding wheel, vacuum cleaner -Dimensions: 490/870/H1150 mm -Weight: 106 kg

Condition: used, Type BF 63 Spindle mount: 4MT Spindle diameter: 63 mm Spindle speed: 8–1400 rpm Table size: 900 x 710 mm Drilling travel: 560 mm Table load capacity: 2000 kg Rotary table: 360 degrees Ledpfewrpy Rsx Afusac

Condition: used, Year of construction: 2007, turning diameter 65 mm turning length 150 mm control Siemens 840D spindle passage 75 mm turning length 150 mm c-axis 2x 0,001 ° gripping station 65 mm speeds 5000 U/min rapid traverse 30 m/min turret (x-stations) 3x12 Number of axles 10 St. number of toolholder-holes 36 chip conveyor ja / yes kW coolant filtering unit ja / yes kW total power requirement 22 kW weight of the machine ca. 9 t dimensions of the machine ca. 4,4 x 2 x 2,3 + Iemca m DMG Sprint 64 Linear CNC lathe, built in 2007, 10 axes, 2 spindles, Ledjzdk Evopfx Afueac 3 turrets with Iemca Master 880 loading magazine Accessories: a large number of tool holders

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 Lasdpfxevzx Aue Afujc 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. 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. Lsdpfx Afjq Nfbhsusac 5. Quality Control: - Quality control measures, such as monitoring the fineness of the cement, chemical composition, and other properties, are implemented during the grinding process to ensure the final product meets the required specifications and standards. 6. Clinker Cooling: - Before grinding, the clinker is produced by heating the raw materials in a kiln. The clinker is then cooled before entering the grinding mill to prevent excessive heat build-up during grinding. 7. Dust Collection and Environmental Considerations: - Dust collectors and air pollution control systems are often employed to capture and control the dust generated during the grinding process, addressing environmental and safety concerns. 8. Packaging and Storage: - After grinding, the cement is typically stored in silos before being packaged in bags or dispatched in bulk for distribution to construction sites or for sale in the market. Cement clinker grinding mills play a crucial role in the cement production process, and advancements in technology continue to improve the efficiency and environmental sustainability of the grinding process. Technical details We have different options for different requirements, please contact our team for more info.

Condition: new, functionality: fully functional, Year of construction: 2026, Microsilica, also known as silica fume or condensed silica fume, is a byproduct of producing silicon metal or ferrosilicon alloys. Microsilica powder grinding mills are used to process microsilica powder for various applications, including the production of high-performance concrete, refractory materials, and other specialty products. Grinding mills play a crucial role in reducing microsilica particles to the desired fineness. Here are some key aspects related to microsilica powder grinding mills: 1. Mill Types: - Ball Mill: A traditional ball mill is commonly used for grinding microsilica. It relies on the impact and attrition forces to reduce particle size. It is effective for both wet and dry grinding. - Vertical Roller Mill (VRM): VRM technology is known for its energy efficiency and the ability to grind materials into a narrow particle size distribution. It is suitable for grinding microsilica. 2. Grinding Process: - The grinding process involves feeding microsilica particles into the grinding mill. The grinding media (balls or rollers) inside the mill crush and grind the microsilica particles into a fine powder. 3. Particle Size Distribution: - Controlling the particle size distribution is crucial for achieving the desired properties in the final product. The grinding mill should be equipped with mechanisms to control and monitor particle size distribution. 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. Laedjq Nxp Sopfx Afujc 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. Ledsq Ngafjpfx Afusac 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.

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. 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: Lasdpfx Afoq Igiieuoc - 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: repair required (used), Year of construction: 2005, operating hours: 20,000 h, functionality: not functional, Machine Type: CNC Turning and Milling Center Manufacturer: GILDEMEISTER Type: GMX 200 linear Year of Manufacture: 2005 Control System: Siemens 840 D powerline Location: Ober Ramstadt Technical Details Turning Diameter: max. 560 mm Turning Length: 1,070 mm Control System: Siemens 840 D powerline Distance between Spindles: 1,000 mm Main Spindle: Max. Speed: 5,000 min/-1 Drive Power - Main Spindle: 25 / 37 kW Max. Torque: 390 Nm Spindle Diameter in Front Bearing: 120 mm Spindle Bore: 79 mm Max. Bar Diameter: 68 mm C-Axis: 0.001 ° Chuck Diameter: 200 - 315 mm Milling Spindle: Speed: max. 12,000 min/-1 Drive Power - Milling Spindle: 13.2 / 22 kW Max. Torque: 100 Nm Tool Interface: capto Holding Torque: Y-Axis: +/- 80 mm B-Axis: +/- 120 ° C-Axis: 1 ° X-Axis Travel: 485 mm Bearing Diameter: 80 / 55 mm Counter Spindle: Max. Speed: 5,000 min/-1 Drive Power - Counter Spindle: 25 / 37 kW Max. Torque: 320 Nm Spindle Diameter in Front Bearing: 120 mm Spindle Bore: 79 mm Max. Bar Diameter: 68 mm C-Axis: 0.001 ° Max. Chuck Diameter: 315 mm Tool Magazine: Number of Tool Positions: 46 pos.HSK 63 A Tool Interface: Max. Tool Diameter: 80 mm Max. Tool Diameter with Free Neighbor Position: 150 mm Max. Tool Length: 300 mm Total Power Requirement: 75 kVA Machine Weight Approx.: 14.0 t Space Requirement Approx.: 8.0 x 4.5 x 3.1 m Accessories Documentation: Chip Conveyor: Coolant System: 8 / 20 bar C-Axis: B-Axis: Y-Axis: Tool Magazine: Counter Spindle: Milling Spindle: Lodpfezd Dw Eox Afusac

Condition: new, Year of construction: 2026, Universal Milling Machine UWF120 SERVO with Independent Spindle Drive: Exceptional Machining Flexibility Our Universal Milling Machine UWF120 SERVO is an innovative solution for a wide range of milling operations. Servo motors on the X, Y, and Z axes, along with an independent vertical spindle drive, enable precise milling at various angles. The handwheel for accurate tool positioning and smooth movement makes operation intuitive and efficient. Its solid and heavy-duty construction ensures stability even during demanding machining tasks, while guaranteeing long-lasting machine life. Machine characteristics The cast-iron body ensures vibration-free operation, contributing to high machining accuracy. Protective covers in accordance with the latest safety standards ensure safe operation. Schneider Electric electronics and SERVO drives guarantee not only machining precision but also operational safety. The digital display and ergonomic control panel make the milling machine easy and intuitive to operate. Technical data Maximum face milling cutter diameter 25 mm Table dimensions 1500x320 mm Table travel X/Y/Z 1000/320/340 mm Distance from spindle face to table 90–430 mm Distance from horizontal spindle axis to table –130 to 300 mm Distance from spindle axis to column 400–800 mm T-slot width, spacing, and number 14 mm / 70 mm / 3 pcs Spindle speeds 45–1660 (V–11) rpm 34–1320 (H–12) rpm Table feed 25–595 mm/min (8) Spindle taper ISO40 Supply voltage 400V Motor power Lodpfx Aezfgf Ujfujac 2.2kW (V); 3kW (H) Weight 2,100kg Overall dimensions (LxWxH) 1630x1700x1950 mm Standard equipment: 3-axis digital readout Servo drive ISO40 toolholder with ER32 collets 4, 5, 6, 8, 12, 14, 16 Reduction sleeve ISO40/MK4 Reduction sleeve ISO40/B16 Drill chuck 3–16 mm B16 Vice 160 Lighting Cooling system Central lubrication system Feed for X, Y, Z axes Tool set User manual CE Declaration of Conformity

Condition: excellent (used), x-travel 600 mm y-travel 400 mm z-travel 400 mm Control HEIDENHAIN spindle turning speed - stepless 63 - 3150 U/min quill stroke 100 mm tool taper SK 40 table surface area 630 x 400 mm total power requirement 8,5 kW weight of the machine ca. 2,1 t dimensions of the machine ca. 2,5 x 1,8 x 2,0 m Laedpozd Hg Asfx Afusc Electric handwheel

Condition: used, Year of construction: 2017, Table dimensions: 2700 x 900 mm HSK 63 F interface 2x spindles for HSK 63 F interface (30 + 40 mm) Spindle tilt: -45° to +45° Usable spindle length: 180 mm Right and left-hand rotation 4-roller feed with motorized height/width adjustment and pneumatic clamping 7.5 kW brake motor with electronic inverter CNC adjustment for: - spindle tilt - spindle height adjustment - complete fence - front part of the fence - table positioning in front of the spindle - electronically variable speed control 1,000 - 10,000 rpm - Aigner milling fence with aluminum jaws - Touchscreen with graphic function - Windows operating system - Camera for importing tool and profile images - Complete fence can be fully swiveled away - automatic star-delta start - central lubrication Weight approx. 1360 kg Lodsyudidjpfx Afuoac Location: Nattheim

Condition: used, Year of construction: 2001, x-travel 600 mm y-travel 700 mm z-travel 600 mm Control Heidenhain Millplus weight of the machine ca. 9 t Laedpfx Afozdvgleusc

Condition: good (used), Year of construction: 2002, functionality: fully functional, machine/vehicle number: 2507, Used CNC bed milling machine / traveling column milling machine with automatic tool changer and swivel head. Manufacturer: TIGER S.p.A. (Italy) Type: TFA 5 RT Year of manufacture: 2002 Serial number: 2507 The "RT" designation at Tiger indicates a version with a rotary table or 5-axis machining capability. Heidenhain CNC control (probably TNC 426 or TNC 430) Automatic tool changer Tool magazine Tiger TFA 5 RT ISO 50 tool holder Swivel milling head Bed-type machine with a large working area Full enclosure Tool changer Weight 650 kg Connection 400 V / 50 Hz Power output 45 kW Maximum current 80 A Technical data X-axis travel 2,500 mm Y-axis travel 1,200 mm Z-axis travel 1,200 mm Table size 1,000 x 1000 mm Tool holder ISO 50 Spindle speed 2,500 rpm Main drive 45 kW Number of tool positions 60 Laedezffnuepfx Afuoc Machine weight 12,000 kg