Jinan Dragon Steel Balls Co.,Ltd
Jinan Dragon Steel Balls Co.,Ltd 19 Years Grinding Media Balls Professional Manufacturer
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40mm 60mm Cast Iron Ball High Chrome Grinding Media Cast Balls
1. Application
① Mining ( Gold, copper, iron ore )
② Cement plant
③ Coal mill
④ Sag mill
⑤ Industry
⑥ All the ball mill or rods mill machine
2. Casting Ball Classification
① Low Cr
② Medium Cr/Middle Cr
③ High Cr
3. Manufacturing process
Cast steel balls are melted in electric furnace and poured into moulds after scientific proportioning. High chromium cast balls are also processed by oil quenching.
4. Casting Ball Detail Specifications
① Chemical Composition
|
Material
|
Chemical Composition |
|
Low Cr
|
C:2.2-3.4, Si:≤1.2, Mn:0.5-1.5, P:≤0.06, S:≤0.06, Cr:1.0-1.5
|
|
Medium Cr
|
C:2.0-3.2, Si:<1.0, Mn:0.5-2.5, P:≤0.06, S:≤0.06, Cr:≥5
|
|
High Cr
|
C:2.0-3.2, Si:<1.0, Mn:0.5-2.5, P:≤0.06, S:≤0.06, Cr:≥10
|
② Hardness
|
Type
|
Low Cr
|
Medium Cr
|
High Cr
|
|
20mm-150mm
|
45-50 |
48-55 |
58-63 |
③ Dragon Balls Weight
| Size(mm) | 20 | 30 | 40 | 50 | 60 | 70 | 80 | 90 | 100 | 110 | 120 | 130 | 140 | 150 |
| Weight(kg) | 0.033 | 0.111 | 0.261 | 0.512 | 0.883 | 1.402 | 2.092 | 2.98 | 1.087 | 5.44 | 7.062 | 9.008 | 11.25 | 13.83 |
5. Test
① Factory test
② The third party test
6. Packing
Casting Balls production mould
Casting Balls manufacturer