ball mill

4.2*13m Cement mill Single edge double driving ,Production capacity: 120 t/h  

Φ4.2×13m Cement mill

( Single edge double driving )

Technical parameter & technical performance

1.        Specification: Φ4.2×13m

2.        Production capacity: 120±10 t/h ( closed circuit, 42.5 OPC cement, Feed size≤25mm, Feed moisture:≤0.5%,

Feed temperature:≤50,  Specific surface area: ≥350m2/kg )

3.        Rotary speed of mill: 15.8 r/min

4.        Charging capacity of grinding medium: 230 t ( max)

5.        Support method: Double sliding shoe

6.        Main motor: ( Jiangxi motor plant )

ModelYRKK900-8   Power: 3150kw   Rotary speed: 740 r/min

Voltage: 10KV

7.        Main reducer:

Model: DMG22/3150 Single edge double driving

Transmitted power3150KW

Input rotary speed: 742 r/min

Output rotary speed: 133.36 r/min

8.        Slow-speed driving device

(1)   Model: HMS360

(2)   Motor power: 45kw

(3)   Rotary speed of motor: 1000 r/min

(4)   Driving ratio: 128.65:1

(5)   Output rotary speed: 7.773 r/min

9.        Oil station ( Equipping main reducer )

Nominal flow: 350 L/min

Motor power18kw

Rotary speed of motor: 1500 r/min

Cooling water consumpyion: 35m3/h

Heater power: 6×6=36kw

10.     Cooling ,method: water cooling

11.     Lubrication method ( Thin oil station Gyxz-63×2A)

(1)   Low-pressure system

Flow: 63L/min   Oil supplying pressure: 0.4Mpa

Oil supplying temperature:40±3

Motor: Y112M-6   B35    2.2kw

(2)   High-pressure system

Model of pump: 2.5MCY14-1B

Flow: 2.5L/min    Oil supplying pressure: 32Mpa

Motor: Y112M-6  2.2KW

(3)   Other performances

Cooling water consumption: 5.7m3/h

Heater Power: 3kw×4        Working medium: N22-N320

12.     Weight of equipment: 280 t ( excluding driving device and grinding medium)

Main part & components, and their materials

1. Shell Q235-B   δ=44mm

2. Support: Bushing body cast steel

         Supporting roller  40Cr

  Convex and concave sphere  40Cr

        Sphere seat  ZG35SiMn

        Bushing liner  (Babbit alloy ZchSnSb11-6)

        Bottom plate: Q235-B

3. Lining board: ZGMn13Cr ( for the first chamber )

             ZGMn13-A ( for the second & third chamber, and the partition plate, etc)

4. Thin oil station   GYXZ-63×2A

5. Control cabinet and starting cabinet

Supply Scope

1. Rotary part                           1 Set

2. Feeding device                        1 Set

3. Sliding shoe device                     2 Set

4. Discharging device                     1 Set

5. Lining board and bouble partition device    1 Set

6. Main motor YRKK900-8   3150kw/10kv   1 Unit

7. Main reducer DMG22/3150 single edge double driving

 ( dincluding oil station )                 1unit

8. Slow-speed driving device HMM360        1 Set

9. Thin oil station GYXZ-63×2A              2 Pcs

10. Contorl cabinet ( Including high voltage control,  low voltage starting, thin oil station control )                 1 Unit

11. Shaft coupling                          1 Unit/set

12 Foundation bolt                          1 Set

     

ball mill