Rod Mill

Working Principle

The transmission device drives the cylinder to rotate. Materials and water are fed from the feeding end of the cylinder. Ores are ground into fine particles by the grinding of steel rods, as well as the impact & grinding of ores themselves. The continuous grinding compels the slurry to move from feeding end to discharging end due to continuous feeding of water and materials. The slurry will overflow by itself when the slurry level is higher than the lower edge of discharging trunnion.

Features

The heads of the mill have big cone angle, this enables the regular movement of the steel rods in mill and avoid distributions of steel rods.

The larger diameter of discharging trunnion is easy for maintenance, and can reduce the slurry liquid and realize rapid discharging.

Even particle size and rarely over-grinding.

 

Application Scope

Mainly used for rough grinding operation. It’s suitable for the fine crushing and rough grinding in the first grinding stage, especially for processing brittle materials.

Rod mill is one of the most commonly used mining equipment, which is widely used in mineral processing, construction materials, silicate and chemical industries. In the production of small scale, medium scale or large scale mineral processing plants, it is generally used as the grinding machine for metal ores of gold, silver, copper, lead, zinc, nickel, manganese, iron, molybdenum, chromium, tin and others, as well as limestone, barite, quartz, graphite, feldspar, fluorspar, etc.

Technical Parameters

Small Size

Model

Cylinder Diameter

(mm)

Cylinder Length

(mm)

Motor Model

Power

(kW)

Effective Volume

(m3)

Max. Rod Load

(t)

MBY0918

900

1800

Y225M-8

22

0.9

2.4

MBY0924

900

2400

Y250M-8

30

1.2

3.2

MBY1224

1200

2400

Y280M-8

45

2.28

6.2

MBY1530

1500

3000

JR125-8

95

5

13.5

 

Medium Size

Model

Cylinder Diameter

(mm)

Cylinder Length

(mm)

Motor Model

Power

(kW)

Effective Volume

(m3)

Max. Rod Load

(t)

MBYg2130

2100

3000

JR136-8

180

9

24.3

MBYg2136

2100

3600

JR137-8

210

10.8

29.2

MBYg2430

2400

3000

JR138-8

280

11.5

31.1

MBYg2732

2700

3200

JR157-8

320

15.7

42.4

MBYg2736

2700

3600

JR1512-8

380

17.7

47.8

MBYg2740

2700

4000

TDMK400-32

400

20.4

55.1

 

Big Size

Model

Cylinder Diameter

(mm)

Cylinder Length

(mm)

Motor Model

Power

(kW)

Effective Volume

(m3)

Max. Rod Load

(t)

MBY3040

3000

4000

JR157-8

440

26

70.2

MBY3245

3200

4500

TDMK800-36

800

31

83.7

MBY3645

3600

4500

TDMK1250-40

1250

41.8

112.9

MBY3654

3600

5400

TDMK-1600

1600

49.7

134.2

 

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