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dia. 3.8*(7.5+1.5)mRaw mill
Φ3.8*(7.5+1.5)Raw mill
Ⅰ. Technical parameter & technical performance
1.      Specification: Φ3.8*( 7.5+1.8) m
2.      Model: MHB3875
3.      Production capacity 80-90t/h
          ( closed circuit, 10% residue from 4900 screen, Medium hard lime stone,
            Feed size:≤25mm, Feedsynthetical moisture: ≤5%,
            Feeding hot air: 300-330℃,Discharging moisture: ≤0.5%,
            Discharging air temperature:100℃.)
4.      Rotary speed of mill: 16.7r/min
5.      Charging capacity of grinding medium: 100t
6.      Main motor
          Model: Yr1400-8/1430,   Power: 1400kw,    Voltage: 6000v/10000v
7.      Main reducer: JD×90  i=7.1111
8.      Auxiliary motor
          Model: YEJ200L-6,  Power: 22kw,  Rotary speed: 970r/min
9.      Auxiliary reducer
           Model: ZSY280-Ⅰ/Ⅱ,  Speed ratio: i=100
10.  Cooling method: Water cooling
11.   Lubricating method: Thin oil station ( GYXZ-63A)
(1)    Low pressure system
           Flow: 63L/min, Oil supply pressure: 0.4Mpa,
           Oil supply temperature:40±3℃, Motor: Y112M-6 B35 2.2kw
(2)    High pressure system
            Pump model: 2.5MCY14-1B, Flow: 2.5L/min
           Oil supply pressure: 32Mpa,  Motor: Y112-6  2.2kw
(3)    Other performance
           Cooling water consumption: 5.7m3/h
           Heater Power: 3kw×4
           Working medium:N22-N320
12. Total weight of equipment: 200t
Ⅱ. Materials and manufacturers of main parts & components
1.      Main motor:  YR1400-8/1430  1400kw  6000v/10000v
               Jiangxi Motor plant
2.      Main reducer: JD×90  i=7.1111  Sichuan Gearbox Plant
3.      Auxiliary motor: YFJ200L-6  22kw  970r/min
                   Dazhong Motor Plant
4.      Auxiliary reducer: ZSY280-Ⅰ/Ⅱ  i=100  Tailong Reducer Plant
5.      Shell:      Material: Q235-B, Plant thickness δ=28
   Jiangsu pengfei Group
6. Hollow shaft: ZG230-450 ( ZG25 )   Jiangsu Pengfei Group
7. Bull gear: ZG310-450 ( ZG25 )   Jiangsu Pengfei Group
8. Pinion:40Cr ( Quenching and tempering )  Jiangsu Pengfei Group
9. Lining board and partition plate :   Medium chrome alloy
                               Jiangsu Pengfei Group
10. Thin oil station: GYXZ-40A       Jiangsu Pengfei Group
11. Control cabinet and starting cabinet   Jiangsu Pengfei Group
Ⅲ. Scope of supply
   1. Rotary part                        1set
   2. Feeding device                    1set
   3. Main bearing device            2set
   4. Discharging device              1set
   5. Lining board and partition plate       1set
   6. Driving device ( bull gear, pinion and housing )   1Unit/set
   7. Main motor                        1Unit
   8. Main reducer                      1Unit
   9. Auxiliary motor                  1Unit
   10. Auxiliary reducer              1Unit
   11. Thin oil station                 2Pcs
   12. Control cabinet                 1Unit
   13. Starting cabinet                 1Unit
   14. Shaft coupling                   1Unit/set
   15. Base of motor and reducer          1Unit/set


     Jiangsu Pengfei Group Co., Ltd has the great comprehensive ability to provide the best quality services on turn-key basis with the complete equipment、 the installation and the debugging for the new type dry process rotary kiln cement factories under the daily capacity of 8000ton、5000ton and 2500ton and compound fertilizer plants under the annual capacities of the 300000ton. The “Pengfei” brand rotary kiln cement complete equipment have been sold exported to Russia、The Kingdom of Denmark、Germany、kazakhstan、Mongolia、Ukraine、Uruguay、uzbekistan、 Bangladesh、Pakistan、Laos、Peru、India and so on . MD export project are X18, X519, Son La, Lang Son, Da Ye, Chai Shai Cement factories in Vietnam, Tiger-Head, King Elephant Cement Plants in the union of  MD and so on . All of these cement complete equipment production line have been widely praised by the international friends.
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