What is the material, life and spare capacity of the wearer of the mill?

What is the material, life and spare capacity of the wearer of the mill?

In order to shorten the equipment maintenance time, damaged parts must be replaced in time. Therefore, it is necessary to store enough vulnerable parts in the warehouse. The material, life and spare capacity of the wearer of the mill are shown in Table 23.
Table 23 Material, life and spare capacity of the wearer of the mill
Part Name

Material selection

Service life ( month )

Minimum spare amount per mill

Liner

Cylinder liner

End cap liner

Inlet and discharge ends

Grid plate

High Manganese Steel

High manganese steel

Iron and steel

Manganese steel

6 to 12

8 to 10

24 to 36

6 to 8

2 sets

2 sets

1 set

2 sets

Feeder spoon head

Feeder body shell

Main bearing lining

Drive bearing bushing

gear

Ring gear

Liner bolt

High manganese steel

Carbon steel or cast iron

Pap alloy

Babbitt alloy

alloy steel

Cast steel

Carbon steel

2

48

48 to 60

18

6 to 12

48 to 96

6 to 8

2

1

1 set

2 sets

1

1

0.5 sets

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