Diameter 20mm forged and cast grinding steel ball for ball mill
Grinding balls for mining product details
Forged Steel Ball
Size: Dia25-125mm
Hardness: 60-68HRC
Material and Chemical:
| 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 | 0.58-0.66 | 1.6-1.9 | 0.65-0.8 | 0.025 | 0.7-0.9 |
Size(mm) | Weight(kg/pc) | Quantity(pc/t) |
| Size(mm) | Weight(kg/pc) | Quantity(pc/t) |
| Φ30 | 0.11 | 9091 | Φ90 | 2.90 | 345 |
| Φ40 | 0.25 | 3891 | Φ100 | 4.00 | 250 |
| Φ50 | 0.50 | 2000 | Φ110 | 5.30 | 188 |
| Φ60 | 0.86 | 1153 | Φ120 | 6.80 | 147 |
| Φ70 | 1.37 | 729 | Φ130 | 7.70 | 129 |
Grinding balls for mining Raw Material:
All the raw material is produced by Laiwu Steel Group which is the
largest factory in north of China
Grinding balls for mining Production
With Elctric Furnace to heating and water queching
Grinding balls for mining Testing
By SGS/BV and other third party testing, also with our factory
production testing
Grinding balls for mining Packing
container bags or steel drums
Main Products : forged steel ball, cast iron ball, cylpebs and grinding rods
Our Advantages
1. Jinan Zhongwei has 16 years production experience and complete
purchasing,
testing,service system
2.We keep continuous adjustment and improvement according to the
customer's requirement at the last 10 years.
3. On the basis of satisfied customer's 50,000 tons demand, Jinan Zhongwei has more 30,000 tons to 50,000
tons production capacity for the new cooperative partner.
4. Stable price system - 12 months price validity
5. Payment terms ( Negotiate)
July Sun
Mobile /whats app/Wechat 86-15666667179
We sincerely welcome customers from both at home and abroad to come
to negotiate business with us. We are committed to with you to
establish long-term cooperation.
Our serious promise: supplying you with high quality products,
competitive prices, timely delivery, and satisfactory service. We
are always insisting on the theory of "Credit Goal, Client First,
and Mutual Profits". Let's build a better future.
