We are specialized in producing chromium alloy casting grinding balls, cylpebs, and steel components. With a registered capital of 22.5 million yuan, the company covers an area of 50,000 square meters and the total output capacity is about 30,000 tons per year.

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Ultra High chromium alloy cast ball series

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Integrating scientific research, design, development, manufacturing, sales, and technical services

Product Details

Ultra High chromium alloy cast ball series

Diameter(mm)

Φ8

Φ10

Φ12

Φ15

Φ17

Φ20

Φ25

Φ30

Φ40

Φ50

Φ60

Φ70

Φ80

Φ90

Φ100

Φ110

Φ120

Φ130

Chemical Composition

Item

Designation

Rare earth

ZQCr10

2.0-3.3

≦1.2

0.3-1.5

10-12

≦0.08

Trace

ZQCr19

2.0-3.3

≦1.2

0.3-1.5

19-21

≦0.08

Trace

Properties and Microstructure

Item

Designation

Hardness(HRC)

Impact Value(J/cm²)

Micro-structure

Times of falling Balls

Ultra High chromium alloy cast ball series

ZQCr15

≧60

≧4.0

M+C

≧15000

ZQCr20

≧60

≧4.0

≧15000

ZQCr28

≧60

≧4.0

≧15000

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