Class

Item

Unit

Description

Technical data

Equipment

Suit

Air-swept coal mill

Type

Φ3.2×6+3m

Drawing No.

Character

Drying and grinding crude fuel

Specify maximum feed size

mm

≤25

Output

t/h

24(Grindability: medium HGI55; Moisture content of crude fuel: ≤10%; Moisture content of pulverized coal: ~1%; Output fineness: 1012% residue 80 micron)

Effective shell capacity in grind compartment

m³

Weight of grinding media

t

44

Installed power

kW

710

Working speed

r/min

17.8

Mill speed by auxiliary drive

r/min

(0.1~0.2)

Drive form

Single pinion drive

Supporting device

Dual main bearing

Total weight: (except the grinding media, motors, reducers and couplings)

t

Scope of supply

All the equipments except grinding media and driving units (such as main motor, main reducer, auxiliary drive and couplings) will be supplied, including main body of mill (tube, shell liner, inlet end liner, grid plate, blind liner, shell cover, feeding unit, discharge unit and main bearings), gear ring, pinion, oil lubrication of main bearing (not including electric cabinet) and foundation bolts.

Main parts description

1.   Mill tube  2. Inlet and outlet shell cover 3.Liner plate 4. Diaphragms 5.Feeding unit 6.Discharge unit 7.Trunnion 8.Main bearings 9.Dive part  10. High pressure actuating device and lubrication apparatus

11.Accessory 12.Maximum part 13.Drive units 14.Main reducer oil lubrication and motor 14.The main motor oil lubrication and motor 15.Auxiliary reducer

Manufacturer standard

Service lifetime of main parts(or wearing parts)