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cement plant cast chrome grinding ball
| Model No. : | ZQCr |
|---|---|
| Brand Name : | Gaosheng |
Product description
Item | C | Cr | Si | Mn | S | P | Cu | Mo | Hardness |
Low Chrome | 1.8-3.5 | 1-3.5 | ≤1.2 | ≤1.5 | ≤0.15 | ≤0.15 | ≤0.5 | ≤1.0 | ≥45 |
Medium Chrome | 1.8-3.3 | 4-9 | ≤1.2 | ≤1.8 | ≤0.15 | ≤0.15 | ≤1.0 | ≤1.5 | ≥50 |
High Chrome | 1.8-3.3 | 10-15 | ≤1.0 | ≤2.5 | ≤0.10 | ≤0.10 | ≤1.5 | ≤1.0 | ≥55 |
Higher Chrome | 2.0-2.8 | 14-18 17-22 21-28 | ≤1.0 | ≤2.5 | ≤0.10 | ≤0.10 | ≤1.5 | <2.0 | ≥60 |
| Nominal diameter (mm) | Diameteical tolerance (mm) | Weight of Single of forging ball in average | Number of piece of One ton forging ball in average | Surface hardness | Impact toughness |
| DIA 20 DIA 25 DIA 30 DIA 40 DIA 50 |
+2 -1 | 32 63 110 257 500 | 31250 15873 9091 3891 2000 |
55-65 |
≥12 |
| DIA 60 DIA 70 DIA 80 DIA 90 DIA 100 |
+3 -2 | 870 1410 2104 290 4115 | 1153 729 475 333 243 | ||
| DIA 110 DIA 120 DIA 130 | +4 -2 | 5435 7102 9030 | 182 140 110 | ||
| DIA 140 DIA 150 | +4 -3 | 11278 13871 | 88 72 |
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