Kugelmühle / Middle Entladen Rohmühle

Φ4.6×( 10+3.5 )m Middle discharging raw mill( Center driving ). Technical performance ( Drawing number: NCM88 ) 1. Specification: Φ4.6×( 10+3.5)m ( Grinding chamber + Drying chamber ) 2. Grinding method: closed circuit middle discharging raw mill 3. Production capacity: 190t/h ( Fineness of finished product: 12-14% residue from 80μm screen) 4. Feeding material: Fineness: ≤25mm ( 85% passed ), Moisture: ≤5% 5. Feeding air temperature: 350 6. Dis charging material moisture: ≤1% 7. Rotary speed: 15.1 r/min 8. charging capacity of grinding medium: 180t ( max: 189t ) 9. Main motor: YRKK1000-8, Rated power: 3550kw, Rated rotary speed: 745 r/min Rated voltage: 6kv 10. Main reducer: MFY355A Transmitted power: 3550kw, Roted rotary speed: 745r/min, Output rotary speed: 15.1r/min, Lubricating device: XYZ400GZ 11. Slow driving device: MJB710 12. Thin oil station for lubricating sliding shoe bearing: Model: NC-63S High & Low pressure thin oil station Quantity: 2Pcs Main parameter: High pressure pump: Y110L1-4, Power: 2.2×2kw, 2.5L/min, 32Mpa Low pressure pump: Y112M-6, Power: 2.2×2kw, 63L/min 13. Cooling water consumption for sliding shoe bearing: 2×3.5m3/h 14. Weight of equipment: 304t ( excluding motor, reducer and grinding medium ) . Weight of parts and scope of supply 1. Feeding device ( Including support ): 4930kg 2. Sliding shoe bearing ( 2 sets ): Total weight: 27600kg Including: Supporting bushing body: ZG270-500 3920kg Babbitt alloy ZSnSb11Cu6 340kg Convex and concave sphere 34CrNi2MoA 720kg Sphere seat ZG310-570 3980kg Bottom plate Q235-B Thickness: 85mm 6120kg Supporting roller 45 3680kg 3. Rotary part 24400kg Including: Shell 103000kg Max overall size of shell: Φ4990 (Max.OD ) ×13505 ( Total length)mm Mainly including Steel plate for shell Q235-C 38520kg; Thickness: 84 19800kg Sliding ring of sliding shoe 20g-Z25, Thickness: 95 19420kg Web plate of sliding ring 20g; Thickness: 90 18530kg Shell of drying chamber Q235-C; Thickness: 22 8840kg Wear resistant casting ZG42Cr2MnSi2MoRe ( ak≥49J/cm2; 51-57HRC ) 86300kg ZG230-450 5700kg ZG340-640 4050kg 4. Discharging cover 5260kg 5. Materials returning device 16500kg 6. Lubricating system for sliding shoe bearing ( 2sets ) 3980kg 7. Main motor YRKK1000-8 ( Jiangxi Motor Plant ) Rated rotary speed: 745r/min; Rated power: 3550kw; Rated voltage: 6kv; Weight: 31000kg 8. Base of main motor Weight of weld assembly: 1460kg 9. Lubricating device for main motor ( purchased otherwise ) Model: XYZ-16 10. Reducer MFY355A ( Nanjing High-speed Gearbox plant ) Transmitted power: 3550kw, Rated rotary speed: 745r/min; Output rotary speed: 15.1 r/min, Lubricating device:XYZ400GE 11. Slow driving device: MJB710 45kw Speed ration: 193.3 Weight: 5000kg 12. Diaphragm coupling