- Contact Person : Ms. Wang Cathy
- Company Name : Jinan Zhongwei Casting And Forging Grinding Ball Co., Ltd.
- Tel : 86-0531-67802998
- Fax : 86-0531-67802998
- Address : Shandong,Jinan,Puji Town,Zhangqiu
- Country/Region : China
- Zip : 250206
forging grinding ball
casting ball:
Specificationsa) High hardness and resistance b) Good even wear c) No breaking
forged steel ball
Applied fields:
a)Mines
b)Cement plants
c)Power stations
d)Chemical indurstry
outer packing:
Container bags ,steel drums
3.high hardness,no breakages,good wear resiscance,even wearing
1)Diameter:DIA25-150MM (2)Hardness:HRC58-65 (3)Ball High hardness,good wear resistant,unbreakable
Chemical composition:
Item | C | Cr | Si | Mn | S | P | Cu | Mo | Ni | Hardness |
Element | 0.7-0.85 | 0.2-0.7 | 0.17-0.37 | 0.7-0.8 | 0.03max | 0.03max | ≤0.1 | ≤0.25 | ≤0.1 | 58-64 |
Specification and Hardness of Forging Grinding Ball:
Nominal diameter (mm) | Diameteical tolerance (mm) | Weight of Single of forging ball in average | Number of piece of One ton forging ball in average | Surface hardness | Impact toughness |
DIA 20 DIA 25 DIA 30 DIA 40 DIA 50 | +1/-0.5
| 33 64 110 261 510 | 31250 15625 9090 3802 1949 | 55-65 | ≥12 |
DIA 60 DIA 70 DIA 80 DIA 90 DIA 100 |
+3 -2 | 883 1402 2092 2980 4087 | 1126 709 475 333 243 | ||
DIA 110 DIA 120 DIA 130 | +4 -2 | 5440 7102 9030 | 182 140 110 | ||
DIA 140 DIA 150 | +4 -3 | 11278 13871 | 88 72 |
Process of producing and quality testing systerms
Jinan zhongwei casting and forging grinding ball Company Limited is looking forward to cooperating with clients all over the world!!!!
forging grinding ball