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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Cast iron and forged Grinding Steel balls factory directly sale
Forged ball Specification:
| Diameter (mm) | Material | Chemical elements | Hardness (HRC) | ||||
| C | Si | Mn | P/S | Cr | |||
| 20-125 | C45 | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ＜0.035 | ≤0.25 | 48-55 |
| 20-140 | 60Mn | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | ＜0.25 | 56-62 |
| 20-125 | B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | ＜0.025 | 0.4-0.6 | 57-64 |
| 60-140 | B3 | 0.58-0.66 | 1.3-1.9 | 0.65-0.8 | ＜0.025 | 0.7-0.9 | 56-65 |
Hot Rolling Ball Specification:
| Diameter (mm) | Material | Chemical elements | Hardness (HRC) | ||||
| C | Si | Mn | P/S | Cr | |||
| 20-40 | C45 | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | ＜0.035 | ≤0.25 | 55-58 |
| 20-40 | 60Mn | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | ＜0.04 | ＜0.25 | 58-62 |
| 20-40 | B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | ＜0.025 | 0.4-0.6 | 60-64 |
Production Line
1) Traditional Forged
Raw material →Cutting →Heating → Water quenching → Tempering
Packing
1000kgs in a bag or 850-900kgs in a steel drum, then 25 tons in a 20GP Container
Company Profile
Jinan Zhongwei established in 2000 , we are a leading manufacturer and professional exporter grinding balls in China.
Our company covers an area of 15000 square meters, now we have 150 staff, including 13 technical staff. Annual output is 50000 tons to 80000 tons .
Main products : forged steel ball, cast iron ball ,grinding rod, cylpebs
We have exported to 20 more countries, UAE, Zambia,South Africa, Peru, Chile, Australia, UK, USA, Turkey and so on.