Main Products: Grinding Steel Balls ,Grinding Media Balls ,Forged Grinding Ball
Hot Rolling Ball Mill Balls , High Hardness Cast And Forged Grinding Ball
USD $4 - $5 /Kilogram
Min.Order:1 Kilogram
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Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
Business Type: Trading CompanyMain Products: Grinding Steel Balls ,Grinding Media Balls ,Forged Grinding Ball
Tecnology casting Forged Steel Grinding Balls for Mining and Cement Plant use
Industrial High chrome cast iron balls high cr low cr for cement plant
Unbreakable high hardness grinding balls for mining , grinding media steel balls
Gold mine used high hardness steel grinding media balls HRC58-64 B2
Power Plant / Mining High Performance steel grinding media balls HRC 60-68
High chrome and Low chrome grinding cylpebs for ball mill HRC 60-68
Product Details
Hot Rolling Balls Ball Mill Balls Forged And Cast Grinding Ball suppliers
1.Feature:
1) High Hardness: surface hardness of ball mill grinding meda ball is to 58-68 HRC and volume hardness is to 55-63 HRC;
2) High Impact Toughness: impact toughness is more than 12 J/cm2;
3) Low Broken Rate: the actual broken rate is not higher than 1%;
4) Even Wear-resistance: the loss of ball round rate is 50-300g/ton.
2.Chemical Composition of Forged Grinding Ball
Based on material, forged steel balls are defined into 7 brands. And The chemical composition is shown in the following:
|
Brand |
Material |
C |
Mn |
Si |
Cr |
S |
P |
|
TITLE-1 |
50MN |
0.48-0.56 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.035 |
≤0.035 |
|
TITLE-2 |
60MN |
0.57-0.65 |
0.70-1.0 |
0.17-0.37 |
≤0.25 |
≤0.030 |
≤0.030 |
|
TITLE-3 |
65MN |
0.60-0.70 |
0.90-1.20 |
0.17-0.37 |
≤0.25 |
≤0.030 |
≤0.030 |
|
TITLE-4 |
75Mn |
0.72-0.92 |
0.90-1.20 |
0.17-0.37 |
≤0.25 |
≤0.030 |
≤0.030 |
|
TITLE-5 |
75MnCr(B2) |
0.70-0.85 |
0.70-1.20 |
0.17-0.37 |
0.42-0.85 |
≤0.030 |
≤0.030 |
|
TITLE-6 |
75SiMn |
0.70-0.90 |
0.70-1.20 |
0.4-0.8 |
≤0.25 |
≤0.030 |
≤0.030 |
|
TITLE-7 |
B3 |
0.5-0.65 |
0.4-1.0 |
1.4-1.8 |
0.9-1.2 |
≤0.030 |
≤0.030 |
3.Chemical Composition of Casting Grinding Ball
Based on material, cast steel balls are defined into 6 brands. And The chemical composition is shown in the following:
|
Model |
Material |
C |
Si |
Mn |
Cr |
S |
P |
|
High Chrome |
Cr-22-32% |
2.0-2.8 |
≤1.0 |
0.5-2.0 |
22-32 |
≤0.01 |
≤0.01 |
|
Cr-17-22% |
2.0-2.8 |
≤1.0 |
0.5-2.0 |
17-22 |
≤0.01 |
≤0.01 |
|
|
Cr-14-17% |
2.2-3.0 |
≤1.0 |
0.5-2.0 |
15-17 |
≤0.01 |
≤0.01 |
|
|
Cr-10-14% |
2.2-3.2 |
≤1.0 |
0.5-2.5 |
10-14 |
≤0.01 |
≤0.01 |
|
|
Medium Chrome |
Cr-5-9% |
2.1-3.2 |
≤1.2 |
0.5-1.5 |
5-9 |
≤0.01 |
≤0.01 |
|
Low Chrome |
Cr-1-4% |
2.2-3.5 |
≤1.2 |
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