φ3.0×9m Cement Mill

    Relative technical parameter and performance

    1Specificationφ3.0×9m

    2Productive capacity50-55 t/h (closed circuit,inlet grain size:≤25mm,inlet  water content:≤0.5%,air speed inside mill:0.8-1.2m/s, finished products fineness 4900 hole screen residue 10%)

3Rotating speed of mill shell19.13r/min

4. Grinding media load: 76t

    5Main motor(Chongqi motor)

       ModelYR1000-8/1180  power1000kW  rotating speed740r/min  voltage6.6kV

    6Main gear box

       ModelJDX800hard teeth face   input rotating speed: 740r/min   speed ratio=6.333

    7Auxiliary motor

    ModelYEJ200L₁-6  power18.5kW  rotating speed970r/min

    8Auxiliary reducer

    ModelZSY250- I/II  speed ratioi=100  input rotating speed:970r/min

    9Cooling formwater cooling

    10Lubrication typethin oil stationGYXZ-40A

    1LP system

    Flow40L/min  oil supply pressure0.4MPa  pump modelCB-B63

    Oil supply temperature40±3

    MotorY112M-6  B35  2.2kW

    2HP system

    Pump model2.5MCY14-1B

    Flow2.5L/min

    Oil supply pressure32MPa

    MotorY112M-6  2.2kW

(3)Others

Oil box volume:1m3

Filtering accuracy: 0.08mm

Filtering area:0.19m2

Cooling area:5m2

Cooling water consumption:3.6m3/h

Heater power:3Kw*3

Working media: N22-N320

    Main parts and material

    1Main motor  YR1000-8/1180  1000kW/6.6KV

    2Main gear box JDX800    i=6.333

    3Auxiliary motor  YEJ200L₁-6  18.5kW

    4Auxiliary reducer ZSY250-I/II i=100

    5Shell Q235-B              

    6Trunnion shaft  ZG230-450ZG25  

    7Girth gear  ZG310-570ZG45   

8Linerincl. diaphragmgrate plateblind etc.

 ZGMn13Cr2   ZGMn13-A

9Pinion  40Crquenching and tempering treatment

10Main bearing bush HT250ZchSnSb11-6  

11Thin oil station  GYXZ-40A