Manufacturer : Jinan zhongwei
We are ISO Endorsed company with annual output 50000 Tons ,locaed in China.
Our Main products :
We supply forged steel grinding media balls with diamater 20mm-150mm.
We supply hot rolled steel balls with diameter 20mm to 150mm .
We supply casted iron grinding media balls with diamater 20mm-150mm.
We supply grinding rods made by C45 Steel ,60Mn Steel,B2 Steel,B3 Steel.
We supply grinding cylpeb (Cylinder) with High Chrome,Low Chrome,Medium Chrome
Testing Method and Inspection Rules
1. Impact Test
2. Rockwell Hardness Test Specimen Preparation
3. Chemical Composition Inspection
4. Surface Hardness Inspection
5. Internal Quality Inspection
Advantages of Jinan Zhongwei hot rolled steel balls
1.Electric Furnace as compared to coal
2.Fair Market Price
3.Quality guarantee
4.On time delivery
| Material | Chemical Elements of hot rolled steel balls |
| 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 |
Hardness of hot rolled steel balls
| Material | 25mm-50mm HRC | 60mm-90mm HRC | 100mm-125mm HRC |
| 50-55 |
| 45# | 55-58 | 55-58 |
| 60MN | 58-63 | 58-63 | 56-60 |
| B2 | 60-65 | 58-63 | 56-60 |
| B3 | | | 56-63 |
Weight of Jinan Zhongwei hot rolled steel Ball
| Norminal Diameter | Diametrical Tolerance(mm) | Approx Weight of Single Ball(kg) | Average Number Per Ton |
| 25mm/1'' | +1.5,-0.5 | 0.064 | 15625 |
| 30mm/1.25'' | +1.5,-0.5 | 0.11 | 9090 |
| 40mm/1.5'' | +2.0,-1.0 | 0.26 | 3846 |
| 50mm/2'' | +2.0,-1.0 | 0.51 | 1961 |
| 60mm/2.5'' | +3.0,-2.0 | 0.89 | 1124 |
| 70mm/2.75'' | +3.0,-2.0 | 1.4 | 714 |
| 80mm/3.25'' | +3.0,-2.0 | 2.1 | 476 |
| 90mm/3.5'' | +3.0,-2.0 | 3 | 333 |
| 100mm/4'' | +4.0,-3.0 | 4.1 | 244 |
| 110mm/4.5'' | +4.0,-3.0 | 5.47 | 283 |
| 120mm/4.75 | +4.0,-3.0 | 7.1 | 141 |
| 130mm/5'' | +4.0,-3.0 | 9.02 | 111 |
Package :
Steel drums (850kg per drum) or Flexible Container Bags ( 1000kg per bag)
For more information about our products ,Pls feel free to contact us
Product Tags:
|
|
SGS verified forged 50mm grinding hot rolled steel balls for ball mill Images
|
