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High Chrome Grinding Media Balls For Coal Mill High Cr Cast Balls
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High Chrome Grinding Media Balls For Coal Mill High Cr Cast Balls

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High Chrome Grinding Media Balls For Coal Mill High Cr Cast Balls

 

Quick Details

1. Material:Cr15.

2. Hardness: More than HRC60.
 

Φ60mm High Cr Cast Balls

1. Hardness difference from surface to center is less than HRC3.

2. Hardness:More than HRC60.

3. Surface of castings is free from burnt sand & smooth.

4. It is free from hard spot, visible injurious defects such as blow hole,porosity, shrinkage, cracks, cold-shuts. 

 

1. Specification available

A. Cast Balls

(1) Diameter (mm): φ140, φ125, φ110, φ100, φ90, φ80, φ70, φ60, φ50, φ40, φ30, φ20, φ17, φ15 

 

 

 

 

 B. Cast Cylpebs

(1.2)Diameter (mm): φ35×40, φ30×35, φ25×30, φ20×25, φ18×18, φ16×16, φ15×20, φ14x14,

                     φ12×16, φ12x12, φ10×12, φ10×10, φ8×8

 

 

(2) General Mechanical Property

Materials

Hardness

Impact value

Wear in Cement Mills (g/mt)

Application Field

High Cr

Cast Iron

≥HRc60

≥4J

25-60

The dry-grinding process in cement works, power plants and wet-grinding process in mine;

Low Cr

 Cast Iron

≥HRc46

≥3J

≤130

The dry-grinding process in cement works, power plants and wet-grinding process in mines

 

 

(3). The Detailed Information about Diameter 60mmCast Balls with Different Cr Content

 

Composition

 (%)

C

Si

Mn

Cr

P

S

Hardness

(HRC)

Wear Rate in Gold Mine

Low Cr Cast Balls

2.0~3.0

0.5~1.5

≤0.50

1.5~2.5

≤0.07

≤0.07

46~55

About 1000g/MT

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Mr. Mr. Stephen Lee
Tel: 86-755-10023930
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China Hot Rolling Steel Balls Online Market
5F, South City, Pinghu, Shenzhen, Guangdong, China (Mainland)
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