
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; |
Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
Established in 2000, We Jinan Zhongwei casting and forging grinding ball Co.,Ltd, are leading manufacturer and professional exporter of grinding media balls in China. with the annual output of 50,000 to 70,000 metric tons. Our products grinding media balls are mainly exported to more than 20 countries and regions in the world, such as Japan, Korea, South Africa, Zambia, Malaysia, Philippines, Indonesia, Mongolia, Australia, UAE, Chile etc.
Our main products are forging grinding steel balls, hot rolling balls, and (high,medium,low) chrome alloyed casting iron balls, casting cylpebs, grinding rods.
Casting quality with strength, Forging glory with integrity. Insisting on the theory of "Quality first, Credit Goal, and Mutual Profits". We are trying best to supply customers with high quality products and satisfactory service.
We sincerely welcome customers from both at home and abroad to our factory for on-site inspections!
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