Selling Coal Mill
φ3.2×(6.5+2)m Coal Mill
I. Main technical parameters
1. Specification φ3.2×(6.5+2)m
2. Drying chamber length 2m
3. Grinding chamber length 6.5m
4. Grinding material Anthracite
5. Productive capacity 18-28t/h
6. Inlet raw coal grain size not more than 25mm,outlet coal powder fineness 80μm screen residue 3-5%
7. Inlet raw coal moisture not more than 12%,outlet coal powder moisture less than1%
8. Inlet gas temperature less than 350 degree, outlet gas temperature 60-80°C
9. Mill rotating speed16.9r/min
- Drive type: edge drive
- Max. grinding media load 50t
- Filling ratio23.5%
- Main bearing cooling water 4t/h
- Main motor model YRKK560-8 IP44
Power 710KW,
Motor voltage 6KV
Full load rotating speed743r/min
- Main gear box model JDX630
Speed ratio 5
Input rotating speed 743r/min
- Inching drive motor modelY200L-8 IP44 power 15KW
Full load rotating speed730r/min voltage 380V
- Inching drive gear box model YNS555-90
speed ratio I=90
Disc grinding rotating speed 0.175r/min Input rotating speed 740r/min
- Cooling type: water cooling
- Thin oil station GYXZ-25A
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