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PRODUCT DESCRIPTION

Grinding cylpebs specification


Ball Diameter(mm)

Φ10

Φ12.7

Φ15

Φ17

Φ20

Φ25

Φ30

Φ40

Φ50

Φ60

Φ70

Φ80

Φ90

Φ100

Φ110

Φ120

Φ125

Φ130

Chemical Coposition

ZQCr2

C

Si

Mn

Cr

Mo

P

S

2.2-3.5

0.3-1.4

0.2-1.5

0.3-3.0

≧1.0

≧0.15

≧0.15

Properties and Microstructure

Designation

HRC

Impact Value(J/cm2)

Microstructure

Times of Falling Balls

ZQCr2

≧46

≧1.5

P+C

≧15000

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