Used Arunda Mills for sale (9,438)

Condition: used, Tube forming mill OME 320x8mm (A3782) Tube forming mill OME 320x8mm (A3782) for tube production of 323mm maximum diameter and 8mm maximum wall thickness Make: Ome (Italy) Material: HR, CR, Galv Condition: New Tube Diameter: 168mm – 323mm Wall Thickness: 2mm – 8mm Direction: L-R Speed: 35 meters per minute FORMING MILL Pass N. 1 Driven Forming # 1 Pass N. 2 Driven Forming # 2 Pass N. 3 Driven Forming # 3 Pass N. 4 Driven Forming # 4 Pass N. 5 Driven Forming # 5 Pass N. 6 Driven Forming # 6 Pass N. 7 Side Idle Forming Pass N. 9 Driven Forming # 7 Pass N. 10 Side Idle Forming FIN-PASS SECTION, SINGLE POINT ADJUSTMENT Pass N. 11 Driven Fin Pass # 1 Pass N. 12 Side Idle Fin Pass Pass N. 13 Driven Fin Pass # 2 Pass N. 14 Side Idle Fin Pass Pass N. 15 Driven Fin Pass # 3 Pass N. 16 Driven Fin Pass # 4 SIZING SECTION Pass N. 26 Driven Sizing # 1 Pass N. 27 Driven Sizing # 2 Pass N. 28 Driven Sizing # 3 NDT Prueftechnik Pass N. 29 Driven Sizing # 4 Pass N. 30 Driven Sizing # 5 Gbjdpsq Ul Rvsfx Af Uji STRAIGHTENING AND SQUARING SECTION Pass N. 31 Idle Turkshead #1 Roll holder plates NOT available Pass N. 32 Idle Turkshead #2 Roll holder plates NOT available Pass N. 33 Idle Turkshead #3 Roll holder plates NOT available Pass N. 34 Idle Turkshead #4 Roll holder plates NOT available Tables and tools for rolls change ABB Motors Costamasnaga Reducers Centralized lubrication system Hydraulic Power Unit Complete Mill Portion Automation with diagrams (OTO MILLS/Elletre 2013) Complete hydralic system Fume and Vapors exhaust system with extraction hoods (EUROFILTER) Complete Zinc exhaust system (DONALDSON)

Condition: used, TUBE MILL OTO MILLS 219.10 The OTO MILLS 219.10 is a heavy-duty tube mill, characterized by its rigid mechanical construction and its integration of high-tier industrial components, making it a stable continuous, high-quality industrial production line. Technical specifications · Manufacturer: OTO MILLS · Tube diameter: 88.9 - 219 mm · Square: 90x90 - 200x200 mm. Gjdpfx Afsym Dbds Usbi · Rectangular: 20x60 - 250x150 mm. · Thickness: 2.5 - 10 mm. · Speed: Max. 80 m/min · Coil weight: Max. 16 Ton · Tube length: 6 - 12 m Scope of supply · Entry line · OTO 219.10 forming and sizing system · Cutoff and runout system · Electrical and electronic parts · Hydraulic system · Tooling · Thermatool HF welder cfi 600 kw · Double seam annealer (500 kw x 2) – Thermatool · Online Eddy current – Foerster · Semi-automatic packaging machine · Tube inside scarfing system – Alpha Metall Tube diameter: 88.9 - 219 mm Square: 90x90 - 200x200 mm. Rectangular: 20x60 - 250x150 mm. Thickness: 2.5 - 10 mm. Coil weight: Max. 16 Ton Tube length: 6 - 12 m Speed: Max. 80 m/min

Condition: used, OTO MILLS Strip Joiner Godpfoymatvox Af Ujbi 100% automatic butt-welding unit GG566 - Complete automatic joining and welding process - Strip exit table with encoder - Motorized strip exit Pinch-roll OTO Mills 100% automatic butt-welding unit: GG566

Condition: used, Complete entry line, made by OTO MILLS - Double Decoiler with bottom/top hold-down roll - Strip peeler & Pinch-roll - Automatic strip joiner - Extra-sized horizontal accumulator Scope of supply includes: Double Uncoiler AD508SD - Double hydraulic expansible mandrel - Hydraulic Mandrel rotation - Hydraulic Uncoiler rotation/lock - Hydraulic Uncoiler traverse for alignment - Brake pneumatically-operated disc OTO Mills Pinch-Roll and flattener PRS566 - 3+2 rolls - Hydraulic roll positioning OTO Mills 100% automatic butt-welding unit GG566 - Complete automatic joining and welding process - Strip exit table with encoder - Motorized strip exit Pinch-roll OTO Mills Horizontal Accumulator - Heavy Duty horizontal accumulator - Motorized Feeding Pinch-roll – 106 KW Gedpsymatisfx Af Uebi - Rotating table with Main motor 106Kw - Approx. 6,5 meter external table - Exit strip guiding Turret OTO Mills Tube diameter: 76,1 - 168,3 mm Material thickness: 2 - 6.3 mm Double Uncoiler: AD508SD Pinch-Roll and flattener: PRS566 100% automatic butt-welding unit: GG566 Accumulator: Heavy Duty horizontal accumulator

Condition: used, OTO MILLS ACCUMULATOR HA506RT Strip size up to 500mm x Max. 6.0mm Working range · Strip width: Max. 500mm · Thickness: 1.5 – 6.3mm · Material: HR, Galvanized, Pickled Horizontal Accumulator · Heavy Duty horizontal accumulator · Motorized Feeding pinch-roll · Pinch-roll motor and transmission DC 106 KW · External ring rotating table · Main motor rotating table DC 106Kw · Approx. 6 meter external table with vertical rolls · Inner ring Gbodpfxsymarxj Af Uji Strip passage · Strip Passage tower · Top and bottom strip guiding rolls Control panel · 1 panel for control of the accumulator Strip width: Max. 500mm Thickness: 1.5 – 6.3mm Material: HR, Galvanized, Pickled

Condition: used, OTO MILLS Double decoiler with bottom/top hold-down roll Model AD508SD Gedpfx Afeymadzj Uebi Scope of supply includes: - Double hydraulic expansible mandrel - Hydraulic Mandrel rotation - Hydraulic Uncoiler rotation/lock - Hydraulic Uncoiler traverse for alignment - Brake pneumatically-operated disc OTO Mills Mandrel: Double hydraulic expansible mandrel Mandrel rotation: Hydraulic Uncoiler rotation/lock: Hydraulic Uncoiler traverse for alignment: Hydraulic Brake pneumatically-operated disc: OTO Mills

Condition: used, OTO MILLS Vertical accumulator FLOOP FR321 The FLOOP OTO FR321 is a vertical strip accumulator designed to ensure a continuous and stable strip feeding process in welded tube mills and roll-forming lines. Its system allows the accumulator to be filled both while the line is running and while it is stopped, significantly reducing coil change time. It is a robust and reliable solution for high-speed production environments. Technical specifications Manufacturer: OTO MILLS Model: OTO FR 321 Strip thickness: 1.0 – 4.0 mm Strip width: 38 – 325 mm Yield strength: 270 – 400 N/mm² Maximum line speed: 160 m/min Maximum loading speed: 500 m/min Accumulation capacity (depending on thickness): up to 600 m Maximum strip elongation: 15 % Pinch-roll drive power: 75 kW Scope of Supply Complete OTO MILLS FLOOP FR321 vertical accumulator Gbedpfx Afsyl Un Ss Uoi Existing mechanical spare parts Set of spare parts for conversion to AC drive (currently operating on DC) Strip thickness: 1.0 – 4.0 mm Strip width: 38 – 325 mm Yield strength: 270 – 400 N/mm² Maximum line speed: 160 m/min Maximum loading speed: 500 m/min Accumulation capacity (depending on thickness): Up to 600 m Maximum strip elongation: 15 % Pinch-roll drive power: 75 kW

Condition: used, Tube mill OTO 101.3 Manufacturers: OTO MILLS, SEUTHE & THERMATOOL The line is in operation and inspection during production is possible. The line is complete with: - OTO MILLS Entry line with Double uncoiler, Strip joiner & Strip accumulator - CANTI-SAG Forming, Sizing line & Turks heads TWL RS90 - THERMATOOL HF welder CFI 300kW - SEUTHE Flying saw TS90 - ATTL Automatic packaging unit - ITIPACK Strapping unit - OSU Metallization Technical data: - Diameter range: 32 – 101 mm - Squares: 20 x 20 - 70 x 70 mm - Rectangular: 40 x 20 - 80 x 50 mm - Thickness: 0.8 – 3.0 mm - Tube Length: 4 – 10 m - Voltage: 380 / 50 VAC / Hz - Direction: Left - Right - Material: Carbon steel – Hot rolled, pickled, galvanised, cold rolled - Tensile: 330 – 520 N/mm2 - Coil Weight: 2x6.000 Kg - Coil Width: 50 – 250 mm - Coil ID: 508 – 610 mm - Coil OD: 1100 – 2000 mm Scope of supply: 1. Entry line OTO MILLS with Double uncoiler, Strip joiner & Strip accumulator 2. Forming, Sizing line & Turks heads 3. THERMATOOL 300kW welder 4. Fume exhaust system 5. Cooling tunnel 6. Detwister unit 7. Flying saw Seuthe 8. Roll way 9. Automatic packaging machine 10. Itipack strapping machine 11. Electrical System 12. Pneumatic System 13. Hydraulic Systems Godpsyl Uicefx Af Ujbi Tube diameter: 32 - 101 mm Squares: 20 x 20 - 70 x 70 mm Rectangular: 40 x 20 - 80 x 50 mm Thickness: 0,8 - 3,0 mm Tube Length: 4 – 10 m Direction: Left - Right Material: Carbon steel – Hot rolled, pickled, galvanized, cold rolled Tensile: 330 – 520 N/mm2 Coil Weight: 2x6.000 Kg Coil Width: 50 – 250 mm Coil ID: 508 – 610 mm Coil OD: 1100 – 2000 mm

Condition: used, OTO MILLS Complete tube mill 168.7 With top of the range equipments OTO MILLS line, EUROLLS rolling, THERMATOOL welding, MAIR packaging machine, BLISSENBACH internal deburring, etc. COMPLETE Tube Mill 168.7 with: 1. OTO MILLS Entry line 2. OTO MILLS 168.7 Forming and sizing system 3. OTO MILLS Cutoff and runout system 4. Electrical and electronic parts 5. Hydraulic power units Gbjdpfxjxv Aacs Af Uei 6. EUROLLS Complete sets of tooling & spares 7. THERMATOOL HF welder CFI500 kW 8. FOERSTER Online eddy current 9. COTIMPI End facing unit | 6m to 12m length 10. COTIMPI 280 Bar hydro testing unit 11. FOERSTER Offline eddy current: Main bed with drive unit; Testing devices 12. MAIR Automatic packaging machine – Mps Rh200/D/6/Sl 13. BLISSENBACH Tube inside scarfing system – Tube Range I.D. 45 To 165mm Tube diameter: 60,3 – 168,2 mm Square sections: 50x50 – 140x140 mm Rectangular sections: 60x40 – 160x100 mm Thickness: 2,0 – 7,1 mm Tube length: 3 - 12 m Speed: 90 m/min Entry line: OTO MILLS Forming and sizing system: OTO MILLS 168.7 Cutoff and runout system: OTO MILLS Complete sets of tooling & spares: EUROLLS HF Welder: THERMATOOL 500 kW Online eddy current: FOERSTER End facing unit: COTIMPI 6m to 12m length Bar hydro testing unit: COTIMPI 280 Offline eddy current: FOERSTER Automatic packaging machine: MAIR Tube inside scarfing system: BLISSENBACH | Tube Range I.D. 45 To 165mm

Year of construction: 2018, condition: refurbished (used), Flying cutoff unit TCC 120/168, made by OTO MILLS Recently revamped Complete flying cutoff unit including: - Accelerator (carriage transmission) - Main carriage motor Gbjdpfsvtpp Nox Af Uoi - Cutoff unit TCC120 with base with linear guides, cutting head, clamping unit and support for tube at exit side - Control panel RENEWED - Electrical cabinet RENEWED - Hydraulic group - Cable chain - All existing documentation, manuals, drawings Specifications: - Type of saw : Friction - Material thickness : 1 –6 mm - Standard tube length : 3 –12 m - Diameter range : 42 –168 mm - Square tubes : 40x40 –130x130 - Rectangular tube : 50x30 –180x80 - Max. speed : 120 m/min - Length tolerance : +/-2 mm Round tube diameter: 42 – 168 mm Square tube diameter: 40×40 – 130×130 mm Rectangular tube diameter: 50×30 – 180×80 mm Material thickness: 1 – 6 mm Tube length: 3 – 12 m Type of saw: Friction Length tolerance: +/-2 mm Max. speed: 120 m/min

Condition: used, Year of construction: 2000, functionality: limited functionality, overall weight: 3,000 kg, total length: 1,500 mm, total width: 700 mm, total height: 600 mm, input voltage: 380 V, type of input current: three-phase, year of last overhaul: 2010, Joint Strip Oto Mills (strip splicer), equipment suitable for splicing strips at the entry of the rollformer accumulator. Gbsdpfjxmaa Iox Af Usi

Condition: ready for operation (used), Year of construction: 2004, operating hours: 42,832 h, functionality: fully functional, travel distance X-axis: 3,000 mm, travel distance Y-axis: 2,100 mm, travel distance Z-axis: 760 mm, controller model: FANUC SERIES 18i MB, clearance between the columns: 2,300 mm, TECHNICAL DETAILS Travel X-axis: 3,000 mm Travel Y-axis: 2,100 mm Travel Z-axis: 760 mm Distance between columns: 2,300 mm Table size: 3,020 mm × 2,010 mm Maximum table load: 10,000 kg Spindle taper: ISO-50 Standard spindle speed: 6,000 rpm Max. tool diameter / with empty magazine slot: 127 mm / 215 mm Max. tool length: 350 mm Gbsdpfx Aeymxi Asf Uoi Max. tool weight: 20 kg Tool changer capacity: 32 tools Rapid traverse (X-axis): 20,000 mm/min Rapid traverse (Y-axis): 15,000 mm/min Rapid traverse (Z-axis): 15,000 mm/min Feed rate: approx. 1 – 10,000 mm/min MACHINE DETAILS CNC control: FANUC SERIES 18i MB Spindle motor power (continuous / 30 min): approx. 22 / 26 kW Operating hours, feed time: 42,832 h Operating hours, automatic mode: 53,246 h EQUIPMENT Automatic head changer (with angular milling head) RENISHAW probe

Condition: not inspected (used), Year of construction: 1968, functionality: unexamined, machine/vehicle number: 70013, travel distance X-axis: 400 mm, travel distance Y-axis: 300 mm, travel distance Z-axis: 300 mm, spindle speed (max.): 1,600 rpm, spindle speed (min.): 32 rpm, controller manufacturer: HEIDENHAIN, No reserve price – guaranteed sale to the highest bidder! Placing a bid obligates timely collection between 08.04.26 and 16.04.26! TECHNICAL DETAILS Gbsdpfx Afoyk Ufno Uoi X-axis travel: 400 mm Y-axis travel: 300 mm Z-axis travel: 300 mm Spindle speed range: 32 to 1,600 rpm Table dimensions: 590 x 430 mm Jaw width: 160 mm MACHINE DETAILS Control manufacturer: HEIDENHAIN Dimensions & Weight Dimensions (L x W x H): 2,500 x 2,000 x 1,800 mm Machine weight: 1,500 kg EQUIPMENT Three-axis digital readout Workshop drawer cabinet with matching accessories

Condition: ready for operation (used), functionality: fully functional, travel distance X-axis: 400 mm, travel distance Y-axis: 400 mm, travel distance Z-axis: 300 mm, controller model: PHILIPS, jaw width: 125 mm, Equipment: documentation/manual, No minimum price – guaranteed sale to the highest bidder! Bids are binding and require timely collection between 08.04.26 and 16.04.26! TECHNICAL DETAILS Travel X-axis: 400 mm Travel Y-axis: 400 mm Travel Z-axis: 300 mm Godpoyk Thuefx Af Uebi Table dimensions: 550 x 280 mm Jaw width: 125 mm Tool holder: SK 40 MACHINE DETAILS Control: PHILIPS Operating voltage: 380 V Frequency: 50 Hz Control voltage: 220 V Rated current: 50 A Dimensions & weight L x W x H: 3000 x 2000 x 1800 mm Machine weight: 1500 kg EQUIPMENT Table with 4 T-slots Fitted vice Documentation

Condition: ready for operation (used), Year of construction: 1992, operating hours: 10,643 h, functionality: fully functional, travel distance X-axis: 1,500 mm, travel distance Y-axis: 815 mm, travel distance Z-axis: 815 mm, rotational speed (max.): 3,600 rpm, controller model: Heidenhain iTNC 530, A retrofit of the machine was carried out in 2010! TECHNICAL DETAILS Travel range X-axis: 1,500 mm Travel range Y-axis: 815 mm Travel range Z-axis: 815 mm Godoyrdxtjpfx Af Uebi Clamping table: 3,250 x 815 mm Table load capacity: 5,000 kg Quill stroke: 150 mm Spindle: SK 50 Speed range: 40–3,600 rpm MACHINE DETAILS Control: Heidenhain iTNC 530 Milling heads: Usable as single, double, triple, or quadruple head Total power requirement: 44 kW Dimensions & Weight Required space: approx. 8 x 4 x 4.5 m Transport dimensions base unit: approx. 6 x 3 x 3.5 m Control cabinet: approx. 2.6 x 0.6 x 2.6 m Machine weight: approx. 20 t Operating Hours Control operating hours: 20,987 h Machine operating hours: 19,703 h Program run time: 10,643 h EQUIPMENT Hydraulics Various sheet metal parts

Condition: ready for operation (used), Year of construction: 1991, operating hours: 910 h, functionality: fully functional, travel distance X-axis: 650 mm, travel distance Y-axis: 450 mm, travel distance Z-axis: 500 mm, spindle speed (max.): 4,000 rpm, controller model: TNC 426 / 430, The machine control was renewed in 2004! TECHNICAL DETAILS Travel X-axis: 650 mm Travel Y-axis: 450 mm Travel Z-axis: 500 mm Additional travel: 160 mm Spindle diameter: 95 mm Spindle taper: SK 40 Spindle speed range: 25 - 4,000 rpm Table dimensions: 730 x 630 mm MACHINE DETAILS Control: TNC 426 / 430 Total power requirement: 5 kW Dimensions & Weight Space requirement: approx. 4.5 x 3 x 3 m Gbsdpfxeyrdv Sj Af Uei Transport dimensions: approx. 4 loading meters, height: 2.60 m Machine weight: approx. 5,000 kg Operating hours: 3,628 h Program hours: 910 h EQUIPMENT Electronic handwheel Documentation

Condition: repair required (used), Year of construction: 2014, operating hours: 23,000 h, functionality: not functional, machine/vehicle number: 21066714, travel distance X-axis: 2,000 mm, travel distance Y-axis: 1,000 mm, travel distance Z-axis: 600 mm, spindle speed (max.): 20,000 rpm, controller model: Siemens Sinumerik 840D sl, TECHNICAL DETAILS Travel X-axis: 2,000 mm Travel Y-axis: 1,000 mm Travel Z-axis: 600 mm Spindle speed: 20,000 rpm Rapid traverse X/Y-axis: 60 m/min Rapid traverse Z-axis: 45 m/min Tool holder: HSK-63F Clamping table dimensions: 2,000 x 1,000 mm Gbodpfx Afeyq Ra Ue Uoi MACHINE DETAILS Control model: Siemens Sinumerik 840D sl Operating hours: 23,000 h EQUIPMENT Swiveling spindle External cooling unit (manufacturer: Pfannenberg) Note: There is a fault in the control system. It does not respond to any inputs. Repair by Siemens Service is required!

Condition: ready for operation (used), Year of construction: 2008, operating hours: 53,216 h, functionality: fully functional, machine/vehicle number: 22024211, travel distance X-axis: 2,000 mm, travel distance Y-axis: 1,000 mm, travel distance Z-axis: 600 mm, spindle speed (max.): 20,000 rpm, TECHNICAL DETAILS Travel X-axis: 2,000 mm Travel Y-axis: 1,000 mm Travel Z-axis: 600 mm Spindle speed: 20,000 rpm Rapid traverse X/Y-axis: 60 m/min Rapid traverse Z-axis: 45 m/min Tool holder: HSK-63F Clamping table dimensions: 2,000 x 1,000 mm MACHINE DETAILS Control model: BWO CNC Operating hours: 53,216 h EQUIPMENT Gbedpoyq Nx Nsfx Af Uei 5 compact clamps (Model: Kopal Duo) Custom machine enclosure Swiveling spindle External chiller (Manufacturer: Pfannenberg, cooling capacity: 1.7 kW)

Condition: ready for operation (used), Year of construction: 2008, operating hours: 73,695 h, functionality: fully functional, machine/vehicle number: 22021508, travel distance X-axis: 2,000 mm, travel distance Y-axis: 1,000 mm, travel distance Z-axis: 600 mm, spindle speed (max.): 20,000 rpm, controller model: BWO RC, No reserve price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Travel X-axis: 2,000 mm Travel Y-axis: 1,000 mm Travel Z-axis: 600 mm Spindle speed: 20,000 rpm Rapid traverse speed X/Y-axis: 60 m/min Rapid traverse speed Z-axis: 45 m/min Godpfx Asyq Nx Asf Uobi Tool holder: HSK-63F Clamping table dimensions: 2,000 x 1,000 mm MACHINE DETAILS Control unit: BWO RC Operating hours: 73,695 h EQUIPMENT Swiveling spindle Coolant system (MMS) External chiller unit (Manufacturer: Maka) New ball screw for Z-axis, installed by Maka Service in 2024

Condition: new, functionality: fully functional, power: 55 kW (74.78 HP), Year of construction: 2026, Ball Mill for Powder and Mining Plant: Structure, Function, and Technical Details A ball mill is a key grinding machine widely used in mining, metallurgy, cement, chemical, and powder-making industries. It is designed to grind various ores and other materials into fine powder through impact and attrition between steel balls and the material inside a rotating cylindrical shell. In mining plants, ball mills are essential for ore beneficiation, preparing materials for flotation, magnetic separation, or leaching processes. In powder production, they ensure uniform particle size and high surface area for further processing. Working Principle The ball mill operates on a simple yet effective principle: as the cylindrical shell rotates around its horizontal axis, the grinding media (steel or ceramic balls) are lifted along the inner wall by centrifugal force and friction. When they reach a certain height, they fall freely, striking and grinding the material below. This repeated motion causes both impact and abrasion, reducing the material to the desired fineness. The grinding process can be performed in dry or wet conditions depending on the application. Structural Composition A standard ball mill consists of several main components: Feeding part: Equipped with a feeder or screw conveyor to ensure uniform material input. Discharging part: Can be grate type or overflow type, depending on the discharge method. Rotating part: The cylindrical shell made of steel plates, lined with wear-resistant liners. Transmission system: Includes motor, reducer, small transmission gear, and electrical control. Grinding media: Steel balls or ceramic balls of different diameters for efficient grinding. The internal liner design and ball size distribution are optimized to achieve maximum grinding efficiency and minimal energy consumption. Technical Details Typical Specifications: Feeding size: ≤25 mm Discharge size: 0.074–0.4 mm Capacity: 0.65–615 t/h (depending on model and material hardness) Cylinder speed: 18–38 r/min Power: 18.5–4500 kW Liner material: High manganese steel, rubber, or alloy steel Gjdoq Nf U Espfx Af Uebi 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. Gbsdpsvzx Auefx Af Uji 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. Gsdpfx Ajq Nfbhsf Usbi 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. Gbjdpfxjq Nxp Se Af Usi 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. Gedpfx Afsq Ngafs Uebi 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: Gedjq Igiiepfx Af Usbi - 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.