Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd
Jinan Zhongwei Casting And Forging Grinding Ball Co.,Ltd 18 Years focus on development and production of grinding media Casting quality with strength, Forging glory with integrity
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Professional High - Hardness Grinding Balls For Ball Mill On A Discount
1) No deformation
2) High hardness Good wear resistant
3) Size:Dia12mm-150mm
4) Breakage<1%
5) Certification: ISO9001,SGS.
Forged Ball Details:
| Material | Chemical elements | ||||
| C | Si | Mn | P/S | Cr | |
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | 0.4-0.6 |
| 60Mn | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | ＜0.25 |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ＜0.035 | ≤0.25 |
| B3 | 0.58-0.66 | 1.6-1.9 | 0.65-0.8 | ＜0.025 | 0.7-0.9 |
1) Raw material: Size, Chemcial elements, Microstructure quality control (LAIWU STEEL)
2) Production Technical: Cutting Size, Heating Temperature, Quenching Technical, Tempering control.
3) Grinding Balls: Hardness, Size, Chemcial elements, Breakage Rate Checking
4) Thrid-Pary: SGS, BV ISO, TUV, COTECNA, AsiaInspection etc.