Used Rolling Mills for sale (16,275)

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 Lhodpfxsq Ngafe Ahvod 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 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, 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. Ledpfx Aeq I Nw Iehvehd

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: - 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. Lodjq Igiispfx Ahvehd 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: ready for operation (used), controller manufacturer: Heidenhain 355, empty load weight: 11,500 kg, total length: 7,500 mm, total width: 3,500 mm, total height: 3,800 mm, Butler Elgamill X: 3000 - Y: 1670 - Z: 1050 mm Longitudinal travel X-axe: 3000 mm Cross travel Y-axe: 1050 mm Travel Z-axe: 1670 mm Dimensions clamping space- table: 3100 x 1200 mm Lodoyv Sghepfx Ahvshd Power on spindle: 30 kW Admission in millinghead (ISO): ISO 50 Max speedrange: 16 > 2000 rpm

Condition: like new (used), Year of construction: 1998, Retrofitted: 2026 Lhjdjyf Rqpopfx Ahvjd Numerical control: NUEVO/NEW HEIDENHAIN TNC-i640 Technical features Dimensions Table dimensions: 7650 x 1000 mmNumber of T slots: 7T slots dimensions: 22 mm Traverses of axis X axis traverse: 5850 mmY axis traverse: 1200 mmZ axis traverse: 1500 mm Milling head Head type: NEW Auto-indexing head UDG (every 2,5º)Tool clamping system: HydraulicTaper nose: ISO 50 (DIN 69871)   /   Pull stud: DIN 69872Speed range: 20 - 3000 rpmSpindle power: 29,6 kW Feedrates Feedrates: 20 - 5000 mm/minRapid feedrates (X-Y-Z): 10000 mm/min Weight and dimensions Maximum weight on table: 4000 kg/m2Machine weight approx.: 31000 kgMachine dimensions approx.: 11590 x 5179 x 3485 mm Accesories Pherimetral guarding and new perimeter safety fenceAutomatic tool changer: ATC-30Longitudinal rear chip conveyorElectronic handwheel: New HR-510External coolant and high pressure through spindle Sales conditions Warranty: 6 months mechanical partsPrice and sale conditions: On request View all technical features

Condition: new, sheet width 1600 mm plate thickness 6 mm pre-bending 4 mm upper roll diameter 140 mm lower roll diameter 140 mm side roll diameter 120 mm min. bending diameter Oberwalzen-Ø x 3 total power requirement 3 kW weight of the machine ca. 2.000 kg Overall size 3700x1300x1280 mm Accessories / equipment: Lsdpfoyv N E Uox Ahvohd - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, working length 2050 mm 2.0 mm max. wire thickness 3.0 mm Underfloor 110 mm motor strength 165 mm motor strength 22 kW bending speed 5.2 mm/min length 3150 mm height 1150 mm width 850 mm Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. Ledeyv N Dwepfx Ahvjhd - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, sheet width 2100 mm plate thickness 40 mm pre-bending 30 mm upper roll diameter 390 mm lower roll diameter 360 mm side roll diameter 300 mm total power requirement 22 kW machine weight ab. 17200 kg Overall size 5060 x 2200 x 2180 mm Ledeyv Nt Eopfx Ahvohd

Condition: new, sheet width 3100 mm plate thickness 13 mm pre-bending 10 mm upper roll diameter 300 mm lower roll diameter 270 mm Lodpfsyv Nh Nex Ahvshd side roll diameter 210 mm total power requirement 11 kW Overall size 5600 x 1800 x 1500 mm weight of the machine ca. 8.800 kg Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, sheet width 3100 mm plate thickness 10 mm pre-bending 8 mm upper roll diameter 270 mm Ledpfxjyv Nhcs Ahvohd lower roll diameter 250 mm side roll diameter 210 mm total power requirement 11 kW weight of the machine ca. 7750 kg Overall size 5600x1450x1600 mm

Condition: new, sheet width 2100 mm plate thickness 6 mm pre-bending 4 mm upper roll diameter 160 mm lower roll diameter 140 mm side roll diameter 120 mm total power requirement 2,2 kW Overall size 4140x1040x1140 mm weight of the machine ca. 2.350 kg Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers Lhjdpfx Ahoyv Nf Usved - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: new, sheet width 3100 mm plate thickness 6 mm pre-bending 5 mm Lhodpfjyv Nf Iox Ahvsd upper roll diameter 200 mm min. bending diameter Ø 300 mm bending speed 5 m/min total power requirement 5,5 kW weight of the machine ca. 4.000 kg dimensions of the machine ca. 4800x1300x1270 mm

Condition: new, sheet width 1050 mm plate thickness 3,3 mm pre-bending 3,0 mm roll diameter 90 mm min. dia. 130 mm total power requirement 1,1 kw weight of the machine ca. 570 kg dimensions of the machine ca. 2100 x 800 x 1130 mm Domestic equipments: - Asymmetrical 3-roll round bending machine with motor drive - Upper roller swung out - Conical bending device - Main engine with brake device Additional equipment: - motorized rear roller adjustment - Digital display for back roller - induction hardened rolls Lodpeyv Nfbsfx Ahvohd

Condition: new, sheet width 1050 mm plate thickness 1,8 mm pre-bending 1,5 Ledpfx Ahoyv I U Iovjhd upper roll diameter 70 mm min. dia. 105 mm total power requirement 1,1 kW weight of the machine ca. 320 kg dimensions of the machine ca. 1700x700x1100 mm

Condition: new, sheet width 2100 mm plate thickness 13 mm pre-bending 10 mm upper roll diameter 230 mm lower roll diameter 210 mm side roll diameter 190 mm total power requirement 7,5 kW weight of the machine ca. 4.750 kg dimensions of the machine ca. 4150x1400x1300 mm Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) Lodpfeyv I Ubjx Ahvehd - Calibration

Condition: new, sheet width 3100 mm plate thickness 16 mm pre-bending 13 mm upper roll diameter 330 mm lower roll diameter 300 mm side roll diameter 240 mm total power requirement 11 kW Overall size 5600x1650x1900 mm weight of the machine ca. 10.600 kg Ledpfxoyv I Sme Ahvohd Accessories / equipment: - Conical bending device - induction hardened rolls - digital display for side rollers - Machine made of steel construction - Separate control panel - two speeds - all rollers on ball bearings - Folding and support bearing from the top roller is actuated from the control panel. When the folding bearing is opened, the roller moves automatically upwards. - Conical adjustment of the rollers via control panel - Central rollers are via hydraulic motor and rotary reduction gear driven. (Top and bottom rollers) - Calibration

Condition: good (used), x-travel 300 mm y-travel 350 mm z-travel 350 mm taper in main spindle ISO 40 table surface area 625 x 380 mm T-slots 8 Stk. turning speeds 40.0 - 2.000 U/min transmission ratio 18 Stk. feed stepless 0 - 500 mm/min distance spindle nose and table min 50 / max 400 mm quill stroke 60.0 mm voltage 400 V total power requirement 5.1 kW Lhsdpfsxl E Stex Ahvod weight of the machine ca. 800 kg range L-W-H 1400 x 1100 x 1700 mm from a training workshop (vocational school) Well maintained (!!) Features: - Robust electric motor universal milling machine - HEIDENHAIN 3-axis digital display - Rotatable universal milling head (right/left = 90°) - Manual milling spindle feed, with lock - Stable T-slot angle/clamping table * Swiveling +/- 30 degrees - Axis feed with rapid traverse in X+Z+Y axis * Rapid traverse continuously adjustable - Swiveling machine light - Control cabinet, installed on the left - Coolant device

Condition: used, Year of construction: 1987, x-travel 720 mm y-travel 220 mm Lhsdsyv N Hxjpfx Ahved z-travel 450 mm table surface area 1000x310 mm weight of the machine ca. 1.500 kg dimensions of the machine ca. 2000x1200x1800 mm

Condition: used, Year of construction: 2007, sheet width 1050 mm plate thickness 3 mm total power requirement 1,1 kW weight of the machine ca. 0,48 t dimensions of the machine ca. 1,63x0,7x1,2 m Lodpoyv Nv Hefx Ahvohd

Condition: used, Year of construction: 2011, sheet width 1270 mm plate thickness max. 4,5 mm 4 mm roll diameter 120 mm roll speed 8 U/min min. bending diameter 180 mm total power requirement 2,2 kW weight of the machine ca. 1250 kg Lhsdpeyv Nq Rjfx Ahvjd dimensions 2470 x 750 x 1000 mm

Condition: used, Year of construction: 1981, weight of the machine ca. 1.700 kg dimensions 2000 x 1000 x 1950 mm Lhodpfoyv Nitsx Ahved

Condition: used, x-travel 390 mm y-travel 190 mm z-travel 390 mm table surface area 740 x 255 mm spindle turning speed range 40 - 2000 U/min spindle taper ISO 40 feeds 8 - 400 mm/min Lhodpfx Aoyv Ngfshvod rapid traverse 1200 mm/min total power requirement 2,2 kW

Condition: not inspected (used), Year of construction: 1977, machine/vehicle number: 95/178, ● Condition: Unchecked ● Delivery terms: Free loaded on truck ● Location: 42477 Radevormwald ● Availability: By arrangement – Collection of the goods is scheduled for 06.05.2026. Unfortunately, collection outside this period cannot be accommodated. ● Payment terms: Advance payment by bank transfer ● Internal no.: DÄ19 ● Power-on inspection possible: Yes Technical data: ● Table dimensions: 355 x 1250 mm ● Tool holder: ISA 40 ● Longitudinal travel: max. 950 mm ● Cross travel: max. 280 mm ● Vertical travel: max. 405 mm Equipment: ● With horizontal and vertical milling spindle Lhedpfjyv Ha Njx Ahvjd ● 3-axis digital readout Scope of delivery: ● Available manuals ● Various horizontal milling arbors as shown in the pictures Dimensions & weights: ● Installation dimensions L x W x H approx.: 1800 x 1800 x 2500 mm ● Weight approx.: 2500 kg If you have any questions or would like to arrange a viewing, please feel free to contact us! Additional notes: ►On request, we can offer transport to the place of destination ►The offer price is net plus VAT ►The goods are sold with exclusion of any warranty ►Technical data without guarantee ►Subject to prior sale ❗Sale exclusively to business customers❗

Condition: used, Year of construction: 2001, Technical details: turning diameter: 500 mm turning length: 1000 mm control: Siemens 840 D spindle: 42 / 28 kW spindle turning speed - stepless: 31 - 4000 1/min max. torque on the spindle: 345 Nm c-axis: 360000 x 0,001° feeds -stepless-: mm/min rapid traverse: mm/min turret stations / rotary tool stations: 12/12 VDI 40 RPM of rotary tools: 2000 1/min diameter of quill: 90 mm quill stroke: 80 mm tailstock quill taper ISO: SK 30 Tailstock Travel: 600 mm Lhjdjyv Ha Aopfx Ahvod Power rotary tools: 3,5 kW : 22,5 Nm Rotary tool holders: 4 ax./ 4 rad. spindle passage: 66 mm total power requirement: 30 kW weight of the machine ca.: 7,5 t dimensions of the machine ca.: 8x 3 x 4 m Accerories Power Chuck Programmable Tailstock Chip conveyor

Condition: used, Year of construction: 2020, Technical details: turning diameter: 670 mm turning length: 1540 mm control: F31iB5 Celos Fanuc 35iB5 swing diameter max. over bed cover: 700 mm Travel turret No.1 (milling spindle) x/y/z: 495 / ± 150 / 1562(+164) mm Rotation B-axis: -30° / +210° Rapid traverse feeds turret 1 (milling head) x/y/z: 40/40/40 m/min RPM milling spindle: 12000 1/min power capacity - milling spindle: 20,2/18,8 kW Torque of milling spindle: 120 / 44 Nm tool taper milling spindle: Coromant Capto C6 Tool magazine for milling spindle (turret 1): 76 Tool change time tool/tool, milling spindle: 1,25 s Spindle 1 RPM: 3000 1/min Spindle 1 Power: 36 / 30 / 25 kW C-axis spindle 1: 0,001 ° Bar capacity spindle 1: 102 mm Spindle 2 RPM: 4000 1/min Spindle 2 power: 26 / 22 / 15 kW C-axis spindle 2: 0,001 ° Bar capacity spindle 2: 80 mm dimensions of the machine ca.: 7,8 x 3,6 x 2,9 m Linear scales on axis: X, Y programmable steady: KLU-A530 & SLU-X3.2 Accerories Chip conveyor tool setting spindle load monitor Airblow system Airblow system internal to cutting tool Spindle 1 Chuck Kitagawa 250 (B 210) mm Spindle 2 Chuck Kitagawa 250 (B 210) mm Interface for coolant through the spindle 70 bar Tailstock specification for spindle 2 Measuring probe for work piece Renishaw OMP60 pendant hand wheel Parts and total counter Signal lamp 3 colors Robot interface Matris Robot System R-2000iC/165F Automatic door Rotoclear window Quick fixed cycles Program restart Signal lamp 4 colours Ethernet I/P Interface manual tool eye Automatic door Air Filter Oil skimmer Tactile sensor for workpiece measuring Airblow system external Subspindel Lsdpfx Ajyv E T Uehvohd Spindle 1 coolant jet Spindle 2 coolant jet Coolant Gun Coolant through spindle 70 bar with filter Knoll High performance turning and milling center with multi axis milling head, 76 tool magazine Capto C6, main- and sub spindle, which can act as tailstock. It has automatic door and Matris robot R-2000iC/165F. *