1. Technical performance

Dry process precalcining kiln

Specification: Φ4.8×76m rotary kiln

Capacity: 5000t/d

Inclination: 4%

Rotary speed: Main driving 0.35-4 r/min;

           Auxiliary driving 8.52 r/h

No. of support: 3

Sealing type: Kiln head, steel sheet sealing;

           Kiln tail, cylinder compacting sealing

Cooling for kiln head: Air cooling

Type of thrust roller: Hydraulic thrust roller (with oil pump station for thrust roller)

Driving type: single driving

Main driving motor: ZSN4-400-092

Power: 630 kw, Rotary speed: 1500r/min, Rated voltage: 440v

Main reducer: JH710C-SW305-40

Cooling coil cooling, center distance 1570mm, Nominal speed ration 40

Auxiliary motor: Y225M-4  IP44   45kw

Auxiliary reducer: JH220C-SV302-31.5

2. Major components

Shell part

Driving device

Supporting device ( Supporting device with thrust roller )

Oil pump station for thrust roller

Sealing device for kiln head and kiln tail

Cooling air pipe

Special tools for rotary kiln,etc

Total weight of equipment:

841000+13000 ( special tools for rotary kiln ) =854000kg

2.1 Shell part

2.1.1 Shell

Thickness of steel plate for shell: 28-85

Total weight of shell is 368000kg, including 20g is 366750kg, and the other is Q235.

2.1.2 Shim plate

 The shim plate for the shell should adopt the more changeable structure type .

2.1.3 type

The type should adopt the rectangular and solid structure, its material is cast steel and it should normalizing treatsd.