HRC 60-68 Forged Grinding Balls for Mining / Ball Mill High Hardness
Best service Forged Grinding Balls Mining Ball Mill Company From China
Quality Guarantee:Wear rate,breakage guarantee
1)Before shipment,we choose SGS inspection,if the grinding ball pass the testing,we could ship the goods.
2)Below 1% breakage no refund
3)1-3% breakage Free of charge replacement of involved quantity.
4) Above 3% Free of charge replacement of the effected size of forged grinding balls in which the breakage occurred at the same shipment.
5)Warranty period of Zhongwei Forged Steel Grinding Media Balls:one and a half years after shipment or one year after use,we will give priority to either early one.
6) Free samples can be provided for your testing.
Forged Grinding Balls Chemical Elements( Below is common used type all over the world,if you have any other different requirement, please let me know,we can order from steel mill)
| Material | Chemical Elements | ||||
| C | Si | Mn | P/S | Cr | |
| 45# | 0.42-0.50 | 0.17-0.37 | 0.5-0.8 | <0.035 | <0.25 |
| 60MN | 0.55-0.65 | 0.17-0.37 | 0.7-1.0 | <0.04 | <0.25 |
| B2 | 0.72-0.85 | 0.17-0.37 | 0.7-1.0 | <0.04 | 0.4-0.6 |
| B3 | 0.5-0.8 | 1.0-1.8 | 0.4-1.0 | 0.035 | 0.5-1.0 |
| Material | Chemical Elements | |||||
| C | Si | Mn | P | S | Cr | |
| Speical Cr 2 | 2.0-3.0 | < 1.0 | 0.5-2.0 | <0.08 | < 0.06 | > 20 |
| Speical Cr 1 | 2.0-3.0 | < 1.0 | 0.5-2.0 | <0.08 | < 0.06 | > 15 |
| High Cr | 2.0-3.2 | < 1.0 | 0.5-2.5 | <0.08 | < 0.06 | > 10 |
| Medium Cr | 2.0-3.2 | < 1.0 | 0.5-2.5 | <0.08 | < 0.06 | > 5 |
| Low Cr | 2.2-3.4 | < 1.2 | 0.5-1.5 | <0.08 | < 0.06 | 1.0-1.5 |
The Process Line Of Production
Raw Material → Cutting → Stove → Forging → Transfer Machine → Quenching
↓
Transportation ← Packing ← Hardness Test ← Dimension Test ← Heat Treatment
Forged Grinding Balls Package ( Container bags and steel drums are two common used package all over the world,let me know which one you want.)
Forged Grinding Balls Contact ( 24 hours on line waiting for your consult)
Contact us
July Sun
Skype julysun214
Email julysun@zwgrindingball.com
Mobile (whats app) 86-15666667179
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.