High hardness HRC 58-64 chrome casting iron ball for ball mill CR 14
High hardness of chrome casting iron ball for ball mill CR 14
. Feature of our grinding balls as follows:
1) High Hardness: Surface hardness: HRC60-68 HRC, volume hardness HRC60-65.
2) High Impact Toughness: The impact toughness of our grinding balls is more than 12 J / cm2.
3) Low Broken Rate: the actual broken rate is not higher than 1%.
4) Good wear-resistant and lower wear rate.
. Applied fields of our grinding balls:
a) Mines;
b) Cement plants;
c) Power stations;
d) Chemical industry
Specifications of our products as follows
Type and Chenical Composition of Cast Balls
|
Name |
Material
|
Chemical Composition | ||||||
| C | Si | Mn | S/P | Cr | HRC | |||
| Cast ball |
special hi-cr |
2.0-3.2 | ＜1.0 | 0.5-2.0 | ＜0.06 | ＞14 | 58-64 | |
|
higt-cr
|
2.0-3.2 | ＜1.0 | 0.5-1.5 | ＜0.06 | ＞10 | 58-62 | ||
Our products have advanced inspection quipment, perfect quailty guarantee system.such as Raw material test, Diameter tolerance test , Hardnedd test ,Core pulling test , Chemical composition test ,Balls number test.
Our products with inspection certificate and operation instrustion: To ensure that users can correct use my company's products.
High chrome cast grinding ball (12.7mm to 120mm)
Medium chrome cast grinding ball (12.7mm to 120mm)
Low chrome cast grinding ball (12.7mm to 120mm)
|
High chrome cast grinding ball |
HRC60-65 |
≥HRC58 |
Cr:11-27; C: 2.0-3.0; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max; |
|
Low chrome cast grinding ball |
HRC48-55 |
≥HRC46 |
Cr:1-3; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max; |
|
Medium chrome cast grinding ball |
HRC55-63 |
≥HRC55 |
Cr:4-10; C: 2.2-3.6; Si:1.0Max; Mn: 0.5-1.5; S & P:0.10Max; |
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