Used Internal Grinding Device for sale (21,870)

Year of construction: 1979, condition: ready for operation (used), Components: headstock, main spindle, faceplate flange, taper, table, guideway, longitudinal guide, cross guide, tailstock, workpiece holder, tailstock taper, workpiece spindle. With documentation and records. An on-site inspection is possible. Ksdpfx Ajyln Dtjnysdn

Condition: ready for operation (used), Year of construction: 2004, operating hours: 2,184 h, functionality: fully functional, machine/vehicle number: 2407-463, spindle speed (max.): 60,000 rpm, number of spindles: 3, swivel angle B-axis (min.): -90 °, swivel angle B-axis (max.): 15 °, TECHNICAL DETAILS Grinding spindle speeds Spindle 1: 60,000 rpm Spindle 2: 60,000 rpm Spindle 3: 45,000 rpm B-axis swivel range: -90°/+15° MACHINE DETAILS Spindle hours Spindle 1: 11,278 h Spindle 2: 2,184 h Spindle 3: 2,841 h Main counter: 45,144 h Kedpfx Aoxtdfbenyjdn EQUIPMENT Touch probe (on 4th spindle position)

Condition: used, Year of construction: 1971, grinding depth: 150 mm, grinding diameter: 80 mm, inner diameter: 80 mm, Manufacturer: OVERBECK Model: 250 I Year of construction: 1971 Workpiece clamping diameter: max. 140 mm Clamping length: max. 150 mm Grindable bore length: 150 mm Bore diameter: max. 80 mm Kodpfxsu Ef Dqs Anyodn Surface grinding device can be swiveled in by hand Coolant tank with pump without grinding spindle and drive motor was last operated with compressed air spindle Weight: approx. 1400 kg

Year of construction: 1971, condition: ready for operation (used), A Wotan internal roll grinding machine is available. Workpiece diameter: 1200mm, max. outside diameter: 1000mm, max. bore diameter: 900mm, travel X/Z: 370mm/800mm, swiveling: 15°, table travel: 500mm, grinding depth: 250mm, speed: 220rpm. Machine dimensions X/Y/Z: approx. 5000mm/3000mm/2200mm, weight: approx. 8500kg. Documentation vorhanden. An on-site inspection is possible. Kdodpfxjxyk S Uj Anyjn

Year of construction: 1955, condition: ready for operation (used), A conventional internal cylindrical grinding machine Fortuna is available. Center distance: 1500mm, center height: 225mm, max. workpiece diameter: 450mm, max. workpiece weight: 300kg, grinding wheel diameter: 450mm, grinding wheel width: 80mm, bore: 203mm, speed: 265rpm, machine dimensions X/Y/Z: approx. 3450mm/1450mm/1550mm, weight: approx. 4000kg. Documentation available. On-site inspection is possible. Kedoyg Nvtopfx Anyodn

Condition: ready for operation (used), Workpiece diameter with/without steady rest: 400mm/250mm, max. workpiece length: 750mm, spindle head load: 400kg, max. internal grinding diameter: 350mm, max. grinding depth: 500mm, travel X/Z: 300mm/1000mm, max. traverse speed: 15m/min, control system: Siemens Sinumerik. Documentation available. On-site inspection is possible. Ksdpfxjx Uq T Ds Anyodn

Year of construction: 2014, condition: ready for operation (used), Grinding diameter: 6mm-150mm, max. grinding stroke: 125mm, swing diameter over table/with cover: 600mm/260mm, travel X/Z: 500mm/170mm, rapid traverse: 10m/min, feed: 10m/min, resolution X/Z: 0.0001mm, workpiece spindle speed: 850rpm. Machine dimensions X/Y/Z: approx. 2550mm/3100mm/1800mm, weight: approx. 2600kg. Documentation available. An on-site inspection is possible. The machine is located in China. Kdedpfx Anoxf Ikfjyjn

Condition: good (used), JUNG D22 - Internal Cylindrical Grinding Machine - Machine suitable for internal grinding / plunge grinding - Smallest grindable bore: 14 mm - Largest grindable bore: 150 mm - Grinding length with face grinding attachment: 250 mm - 6 workpiece spindle speeds: 46-270 rpm - Spindle head swivels right/left: 30 degrees - Distance from spindle axis to table center: 250 mm - Maximum distance between workpiece spindle and grinding support: 935 mm - Worktable / tilting forwards and backwards: 5 degrees each - Manual / automatic operation - Taper grinding attachment Ksdpoyh Hhgsfx Anyjdn - Steady rest - Three-jaw chuck - Spare grinding spindles (see photos) Dimensions: LxWxH: 2.8 x 1.5 x 1.8 meters / Weight: 3500 kg Errors and omissions excepted.

Year of construction: 1969, condition: ready for operation (used), Max. grinding depth: 80mm, distance spindle table: 145mm, spindle bore: 28mm, connected load: 7kW, length: 2100mm, width: 1400mm, height: 950mm, weight: 1.6t, with documentation, an inspection is possible. Kjdpfxjqzkdme Anysdn

Condition: new, Manual mini punch grinding device for cutting punches, ejector pins, sleeves, and other rod-shaped parts. Suitable for grinding round profiles on surface or tool grinding machines. For workpieces up to max. Ø 10 mm and lengths up to max. 300 mm. Roundness accuracy 5 µm. Weight 3.5 kg. Ksdeymyqbopfx Anyedn

Condition: new, Punch Grinding and Dressing Device Application: > Grinding of punches: radii, bevels, and shapes (e.g., rectangle, hexagon, elongated hole, etc.) > Dressing of grinding wheels: radii and bevels Base unit: Prism clamping range Ø 4–25 mm Lockable at 24 positions at 15° increments or steplessly fixable Prism adjustable by 38 mm Dimensions: length 216 mm, width 103 mm, height 131.5 mm Kedpfx Aoymxxqjnysdn Weight: 6.8 kg Scope of delivery: Base unit Diamond holder arm for radius grinding Diamond holder for bevel grinding 2 pcs. dressing diamonds Operating manual

Condition: good (used), Year of construction: 2011, functionality: fully functional, Make: BWF, type: SI 6/1 AS-N X710, serial no. 1114, control: Siemens, type 840 Dsl, machining diameter 40-400 mm, machining depth 710 mm, workpiece diameter 500-600 mm, max. workpiece length 1,000 mm, WSTK head swiveling -5/+30°, belt filter system, oil mist filter, make Unifil, retrofit 2011. Kdjdpfx Aeyfii Denysn

Condition: good (used), functionality: fully functional, grinding depth: 210 mm, center height: 510 mm, spindle speed (min.): 9,000 rpm, spindle speed (max.): 15,000 rpm, grinding length: 1,800 mm, rotational speed (max.): 15,000 rpm, rotational speed (min.): 9,000 rpm, Spindle Speed Min: 9.000 Rpm / Max: 15.000 Rpm Centre height Min: 230 mm / Max: 510 mm Ksdeyg Hduopfx Anyedn Spindle stroke 210 mm Horiz. Table size 700 x 1.000 mm Table stroke 1.800 mm Featured with : - Feed on table - Feed on hor. Movement - Cooling unit - Safety doors

Condition: used, DVS UGRIND 800 is a CNC external and internal grinder, engineered for precision, high accuracy and reliability. Handles workpieces Ø 130–500 mm; Z axis 1200 mm, X axis 250 mm. Grinding spindle 25 kW; workpiece spindle motor 24 kW; speeds 0–500 t/min stepless; supply 50 Hz 3x 400 V; weight ~7000 kg; L2850×W2490×H2290 mm; operating time 12000 Heures. Accessories: coolant system, coolant filter system, measuring feeler gauge, set of flanges for internal grinding, set of flanges, lamp, tool cabinet, electronic handwheel. Capable of achieving tight tolerances; typical applications: automotive, machine tools, aerospace, medical, watchmaking. Kedpfxoyxnuao Anyedn

Condition: used, TECHNICAL DETAILS - Grinding length : 120 [mm] - Center height : 102 [mm] - Strokes (X/Z) : 450 x 200 [mm] - Max speeds (X/Z) : 12 [m/min] SPINDLE SUPPORT - Spindle number : 2 WORKPIECE HEADSTOCK - Max. workhead speeds : 1500 [rpm] - Spindle clearance : 28.6 [mm] - Power : 1.4 [kW] - Mounting tape r: A2.4/CM5 - Torque : 150 [Nm] - Manual B axis angle : +/- 2 [°] - C axis : 0.0001 [°] POWER SUPPLY - Installed power: 34 [kVA] DIMENSIONS - Floor dimensions : 3600 x 2800 [mm] - Machine weight : 2600 [kg] MACHINE HOURS - Number of hours under power : 26781 [h] EQUIPMENT - Fanuc Oi-TD control Kedpeuhbmqofx Anyedn - Spindle centre coolant - Cooling unit for spindle cooling - Loading robot - 2 spindles available : 59.600 - 41.600 [rpm] - Dressing turbine

Condition: good (used), Image processing control unit, camera control -Manufacturer: Vision Device, camera controller for 2 cameras -Type: unfortunately no further type designation -Individual components/connectors: see photos Kdsdpfx Aoxvp S Eonyjn -Dimensions: 200/145/H110 mm -Weight: 1.4 kg

Condition: good (used), Year of construction: 2015, operating hours: 250 h, functionality: fully functional, For Sale: Guideway Grinding Machine (Retrofitted from Metal Planing Machine) We offer a robust guideway grinding machine, which has been professionally converted from an original metal planing machine. The main advantage lies in its relatively compact footprint in relation to the workpiece capacity. Technical Specifications: • External dimensions (LxWxH): 4,800 x 2,500 x 2,000 mm • Required floor space: 4,800 x 3,500 x 2,700 mm (+ control cabinet, coolant tank, access) • Table size: 2,000 x 800 mm • Distance between columns: 1,000 mm • Travel paths (X/Y/Z): 2,000 / 1,000 / 600 mm Upgrades & Features: • New ball screw spindles and bearings • 2 new motors + 2 overhauled motors • 3 new frequency inverters • New Siemens SINUMERIK 802C baseline CNC system • Large grinding spindle: 2,840 rpm – refurbished + new motor • Small grinding spindle: 18,000 rpm – refurbished Kdsdpfoxx Uudjx Anyjn • Including control cabinet, coolant tank with pump, and separate, wall-mounted inverter for small spindle Inspection and trial run possible by appointment. Please contact us for more information.

Year of construction: 2026, condition: new, ceramic ball mill ,Batch ball mill ,also called ceramic ball mill ,it is used for fine grinding of feldspar,quartz,clay,ore and so on.The ceramic ball mill is mainly used for material mixing, grinding,uniform product fineness,and saving power.It can be dry or wet.The machine can use different liner types according to production needs to meet different needs.The fineness of the grinding operation is controlled by the grinding time ceramic ball mill Working principle when ball mill working,steel balls inside drum will rotate with the drum to some height,and then steel balls fall down with materials to reach the point of grinding. Working Principle of Ceramic ball mill ceramic ball mill ,Intermittent ball mill grinding operation is finished in the cylinder body. When the cylinder rotates, materials ascend to a certain height and then fall along a certain path due to the balls' gravity. Two forces are generated on the balls inside. One is the force on balls through tangent direction; the other is a opposite force in the contrast to the diameter of balls, as a result of the force generated when the balls slide down. These two forces will constitute a couple for the steel balls. The balls are squeezed between the cylinder and the adjacent steel balls, so the couple can make unequal-sized friction force. The balls will orbit along with the cylinder axis and then fall down, which can produce a strong impact force on the ores in the cylinder body and, as a result, the ores will be crushed. In conclusion, the ores in the cylinder body are mainly crushed by composite effect of peeling force, impact force and extrusion force. Ceramic ball mill also named Intermittent ball mill which adopts the wet intermittent operation, is used for fine grinding and mixing the material such as feldspar, quartz, clay ceramic raw materials. The discharging and the mud size can through through 1000 sieve pore. This machine is high milling machinery, materials should be Broken in the fineness of the state into the grinding mill to get the highest efficiency and economic benefits. The cement mill is key equipment for the grinding process of the cement clinker after the crushing process of it. It is mainly used in the cement silicate product industry. After long term design and manufacture of the cement mill, our company now has series of cement mill with various specifications to meet with different requirement from our customers. Features of Cement Mill Our company adopts suitable transmission methods according to different specifications. We have brim drive and center drive as transmission form. The cylinder adopts new type step lining to increase the grinding area. And it is easily repairable and changeable. The new designed separate-chambered structure adopts flexible lifting blade and fixed lifting blade and it is easily fixed and repaired. Kdedpfxjvzx Auo Anyjn 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. Kdsdpfjq Nfbhex Anyen 2. Grinding Process: - The clinker and other additives are finely ground in the grinding mill to produce cement. The grinding process is a crucial step in cement production and contributes significantly to the final quality of the product. 3. Types of Mills: - Ball Mills: Traditional ball mills are commonly used for grinding clinker. They operate by rotating a cylinder with steel grinding balls, causing the balls to fall back into the cylinder and onto the material to be ground. - Vertical Roller Mills (VRM): VRM technology has become increasingly popular for clinker grinding. These mills use a rotating table with rollers to crush and grind the clinker, providing energy efficiency and a smaller footprint compared to ball mills. 4. Gypsum Addition: - Gypsum is often added during the grinding process to control the setting time of the cement. It prevents flash setting of the clinker and facilitates the formation of a workable and pumpable cement paste. 5. Quality Control: - Quality control measures, such as monitoring the fineness of the cement, chemical composition, and other properties, are implemented during the grinding process to ensure the final product meets the required specifications and standards. 6. Clinker Cooling: - Before grinding, the clinker is produced by heating the raw materials in a kiln. The clinker is then cooled before entering the grinding mill to prevent excessive heat build-up during grinding. 7. Dust Collection and Environmental Considerations: - Dust collectors and air pollution control systems are often employed to capture and control the dust generated during the grinding process, addressing environmental and safety concerns. 8. Packaging and Storage: - After grinding, the cement is typically stored in silos before being packaged in bags or dispatched in bulk for distribution to construction sites or for sale in the market. 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. Ksdpfx Aneq Nxp Soyodn 3. Particle Size Distribution: - Controlling the particle size distribution is crucial for achieving the desired properties in the final product. The grinding mill should be equipped with mechanisms to control and monitor particle size distribution. 4. Mill Design and Components: - The design of the grinding mill, including the type of grinding media, liners, and the grinding chamber, influences the efficiency and performance of the milling process for microsilica. 5. Air Classification (Optional): - In some cases, air classification systems are integrated into the grinding process to separate fine particles from coarser ones, ensuring a more uniform product. 6. Control Systems: - Advanced grinding mills often come with automated control systems to regulate various parameters such as feed rate, mill speed, and product fineness. 7. Material Handling: - Efficient material handling systems are essential to transport microsilica to and from the grinding mill. This may involve pneumatic or mechanical conveying systems. 8. Cooling Systems: - Grinding processes generate heat, and efficient cooling systems are often integrated to maintain the temperature within a controlled range. 9. Dust Collection: - Microsilica powder grinding can produce airborne dust. Dust collection systems are necessary to maintain a clean and safe working environment. 10. Quality Assurance: - Grinding mills for microsilica should be equipped with quality assurance features, such as in-line particle size analysis, to ensure consistency in the final product. When selecting a microsilica powder grinding mill, factors such as production capacity, energy efficiency, and the required particle size distribution should be considered. Additionally, mills should be chosen based on the specific characteristics of the microsilica being processed and the intended application of the final product.

Condition: new, Year of construction: 2026, 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. Ksdsq I Nw Ispfx Anysdn

Condition: new, functionality: fully functional, Year of construction: 2026, Cement Mill & Ultrafine Grinding Mill 🏗️ Introduction to Cement Mill & Ultrafine Grinding Mill In the world of construction and materials processing, achieving the right particle size is essential. Introducing the Cement Mill and Ultrafine Grinding Mill—two pivotal machines designed to deliver superior grinding performance for cement production and ultrafine materials. Let’s dive into their features and applications! 💼 🔥 What is a Cement Mill? A Cement Mill is a crucial piece of equipment in cement production. It grinds clinker, gypsum, and other additives to produce fine cement powder. This machine ensures the optimal particle size for high-quality cement, essential for building robust structures. 🚀 🔧 What is an Ultrafine Grinding Mill? An Ultrafine Grinding Mill is designed to produce extremely fine powders from various raw materials, such as minerals, chemicals, and industrial waste. It operates at high efficiency, delivering ultra-fine materials for advanced applications like coatings, plastics, and ceramics. 🌟 💼 Key Benefits of Using Cement Mill & Ultrafine Grinding Mill 1. High Efficiency: Both mills are engineered for maximum efficiency, ensuring rapid processing times and reduced energy consumption. 🌿💡 2. Superior Grinding Performance: Achieve consistent, high-quality output with precise control over particle size. 🏭 3. Versatility: Suitable for a wide range of materials, making them essential for various industrial applications. 🌳 4. Durability and Reliability: Built with robust materials, these mills offer long-lasting performance in demanding industrial environments. 💪 📈 Applications in Industry Cement Mill Applications: 1. Cement Production: Essential for producing high-quality cement for construction projects. 2. Infrastructure Development: Used in creating concrete for roads, bridges, and buildings. Kedpfxsq Nyydo Anyodn Ultrafine Grinding Mill Applications: 1. Mineral Processing: Producing ultra-fine powders for advanced material applications. 2. Chemical Manufacturing: Used in creating fine chemicals for various industrial processes. 3. Environmental Applications: Grinding industrial waste for recycling and reuse. ♻️ 🌟 Conclusion Whether you’re in construction, materials processing, or advanced manufacturing, the Cement Mill and Ultrafine Grinding Mill are indispensable tools. Their efficiency, versatility, and superior performance make them a valuable addition to any production line. Contact us today to learn more about these innovative machines and how they can revolutionize your operations! 📞

Condition: new, Year of construction: 2026, A superfine ball mill is a type of milling machine that is used to grind materials into very fine particles. This type of ball mill has some distinctive features that make it especially suitable for processing even the hardest materials with low contamination and minimal wear. It is commonly used in various industries, including pharmaceuticals, minerals, pigments, and chemicals, for producing micro powder or nanoparticles. Here are some key features and considerations for a superfine ball mill for micro powder: 1. High Grinding Efficiency: Superfine ball mills are designed to achieve high grinding efficiency by utilizing grinding media with a relatively small size, leading to a large surface area for grinding. 2. Precision Control: These mills often come with advanced control systems to regulate parameters like rotation speed, temperature, and grinding time, allowing precise control over the particle size distribution. 3. Specialized Design: The mill is typically designed with features to minimize contamination, such as using materials resistant to wear and corrosion. Some mills also have cooling systems to prevent overheating during the milling process. Kjdpfx Ansq Nf Uwsyedn 4. Variety of Materials: Superfine ball mills can handle a wide range of materials, including both brittle and fibrous substances. They are often used for milling hard materials that require fine grinding, such as ceramics, minerals, or pigments. 5. Size Reduction to Micro or Nano Level: The primary goal of a superfine ball mill is to reduce particle size to the micro or even nano level. This is achieved by the intense grinding action that occurs within the mill. 6. Classifier System: Some superfine ball mills incorporate a classifier system to control the particle size distribution more precisely. This allows for the separation of fine particles from coarser ones during the milling process. 7. Batch or Continuous Operation: Depending on the specific design, these mills can operate in either batch or continuous mode, offering flexibility based on the production requirements. 8. Safety Measures: Safety features may be included, such as monitoring and control systems to prevent overloading, overheating, or other potential issues during operation. When selecting a superfine ball mill for micro powder production, it's important to consider the specific requirements of your application, the characteristics of the materials you're working with, and the desired final particle size distribution. Always follow the manufacturer's guidelines for operation, maintenance, and safety to ensure optimal performance and longevity of the equipment.

Condition: reconditioned (used), Year of construction: 1997, operating hours: 5,929 h, functionality: fully functional, center height: 100 mm, grinding length: 400 mm, center width: 400 mm, grinding wheel diameter: 350 mm, grinding wheel width: 30 mm, The machine was overhauled in 2026! TECHNICAL DETAILS Grinding length: 400 mm Center height: 100 mm Distance between centers: 400 mm Max. workpiece weight in the tailstock between centers: 20 kg Grinding wheel diameter max.: 350 mm Grinding wheel width: 30 mm Grinding wheel bore: 127 mm Working feed rate Z-axis: 100 - 3,500 mm/min Table swivel: 0 - 30° Power of grinding spindle motor: 3 kW Speed of workpiece spindle: 30 - 1,200 rpm Power of workpiece spindle: 0.5 kW Kodpfx Ajza Ea Ienyodn Tailstock arbor: MT2 Quill stroke: 20 mm MACHINE DETAILS Dimensions & Weight Machine dimensions: 2,350 x 1,480 mm Weight: 1,600 kg

Condition: ready for operation (used), Year of construction: 1997, functionality: fully functional, machine/vehicle number: 011.257.90.043, center height: 175 mm, center width: 1,000 mm, controller manufacturer: Fanuc, TECHNICAL DETAILS Maximum center height: 175 mm Distance between centers: 1,000 mm Longitudinal slide Maximum longitudinal slide travel: 1,050 mm Kdjdpjzb Hxnsfx Anyen Cutting speed (vt): 0.0001–10,000 mm/min Resolution: 0.0001 mm Table tilt: max. 8.5° Cross slide Maximum cross slide travel: 275 mm Cutting speed (vt): 0.0001–10,000 mm/min Resolution: 0.0001 mm MACHINE DETAILS Control system manufacturer: Fanuc