High Chrome Jaw Plates White Iron Mill Liners For Mine Mills

High Chrome Jaw Plates White Iron Mill Liners for Mine Mills Introduction High chromium white iron wear-resistant castings, cement polished board carbon and silicon content is low, carbon mainly exists in cementite form, fracture surface is silver white. The microstructure and properties are...

Description

High Chrome Jaw Plates White Iron Mill Liners for Mine Mills Introduction

High chromium white iron wear-resistant castings, cement polished board carbon and silicon content is low, carbon mainly exists in cementite form, fracture surface is silver white. The microstructure and properties are uniform, wear resistant, good plasticity and toughness. It is used to make parts with complex shape and can bear strong dynamic load

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Product details

Ingredient grades.

12-1

15-3

15-2-1

20-2-1

Ultra-high carbon.

High carbon.

Medium carbon.

Low-carbon.

C

3.0-3.5

3.6-4.3

3.2-3.6

2.8-3.2

2.4-2.8

2.8-3.5

2.6-2.9

Cr

11-14

14-16

14-16

14-16

14-16

14-16

18-21

Mo

0.5-1.0

2.5-3.0

2.5-3.0

2.5-3.0

2.4-2.8

1.9-2.2

1.4-2.0

Cu

<1.0

-

-

-

-

0.5-1.2

0.5-1.2

Mn

0.5-0.8

0.7-1.0

0.7-1.0

0.5-0.8

0.5-0.8

0.6-0.9

0.6-0.9

Si

0.5-0.8

0.3-0.8

0.53-0.8

0.3-0.8

0.3-0.8

0.4-0.8

0.4-0.9

S

<0.05

<0.05

<0.05

<0.05

<0.05

<0.05

<0.05

P

<0.10

<0.10

<0.10

<0.10

<0.10

<0.06

<0.06

The maximum cross section of pearlite does not appear when air is cold.

(mm)


-

70

90

120

200①

>200

HRC

Casting state.

60-67

51-56

50-54

44-48

50-55

50-54

Quenching.

62-67

60-65

58-63

60-67

60-67

Annealing.

40-44

36-42

35-40

40-44

38-43


Production Process

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