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Cast grinding ball is a crushing medium in the ball mill, which crushes the material in the ball mill and used widely in the mining industry and power plants etc.
1. Definición: La bola de molienda fundida es un medio de trituración en el molino de bolas, que tritura el material en el molino de bolas.
2. Aplicación: planta de cemento de minas metalúrgicas, central eléctrica, desulfuración de gas, materiales magnéticos, industria química, lodos de agua de carbón, etc.
3. Tamaño:
1) bolas de molienda fundidas:¢ 8 mm --- ¢ 150 mm
2) barra de molienda fundida o cylpebs :¢ 8×10 ㎜~¢ 40×45 ㎜
4, composición química
Chrome content | Chemical composition(%) | |||||||
C | Si | Mn | Cr | Mo | Ni | P | S | |
Cr10 | 1.8--3.3 | 1.2 max | 2.5 max | 10--15 | low1.5 | a little | 0.08max | 0.08max |
Cr1--3 | 1.8-3.5 | 1.4max | 1.2max | 1--3 | low1.0 | a little | 0.08max | 0.08max |
Cr 3--7 | 2.0-3.2 | 1.2max | 0.5-1.5 | 3--9 | low1.0 | a little | 0.08max | 0.08max |
Cr > 10 | Varies according to the requirements |
5.Propiedades mecánicas
Item | Mechanical Properties
| |||||
Hardness | AK(J/cm²) | Microstructure | Wear rate | Breakage rate | Times of falling | |
Cr >10 | 58-68HRC | 2.5max | M+C | 25gr/t.m | < 1% | 108000min |
Cr <10 | 45-57HRC | 1.6max | P+C | 80gr/t.m | < 1% | 10000min |
C-Carbide P-Pearite M-Martensite |
6. Imagen para bola de molienda fundida
bolas de molienda
barra de molienda o Cylpebs