Our low chrome grinding balls are produced using automated production lines, with low purchase prices and very good using results.
Name | Designation | Chemical Composition(%) | ||||||
C | Si | Mn | Cr | P | S | |||
Low Chrome Grinding Balls | ZQCr5 | 2.1-3.6 | ≤1.5 | 0.3-1.5 | ＞5 | ≤0.10 | ≤0.06 | |
ZQCr2 | 2.1-3.6 | ≤1.5 | 0.3-1.5 | ＜3 | ≤0.10 | ≤0.06 | ||
| Designation | Surface Hardness (HRC) | Core Hardness (HRC) | Microstructure | Times Of Falling Balls |
Cast Grinding Cylpebs | ZQCr5 | ≥52 | ≥50 | P+C | ≥8000 |
ZQCr2 | ≥48 | ≥45 | P+C | ≥8000 | |
M- Martensite P- Pearlite C- Carbide | |||||
The chromium content is less than 3%, the hardness is less than 48HRC, and the unit price is lower.
Anhui Chengxin cast grinding balls factory provides high quality low chrome grinding balls. For small size grinding balls, we have 20mm grinding ball for example in the range Φ4mm-80mm.
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