Brand:JC
MOQ:1
Quantity:2
High chrome casting ball
1) High hardness
2) Good wear-Resistance
3) No breaking
Cast grinding ball. grinding media ball. Forgedsteel ball.
Our products have obtained ISO 9001---2008.
High& low chrome cast grinding balls
A) Diameter: 20~140mmballs,
B). Characteristics:
1) Highhardness
2) Good wear-Resistance
3) No breaking
4) No mal-roundness
C). Appliedfields:
1) metal Mines
2) Cement plants
3) Water coal slurry
4)Chemical industry
Items | Suface hardness(HRC) | Endurance impact test | ||
Quenched | Unquenched | (Times) | ||
High chrome Casting grinding balls | ≥60 | ≥50 | ≥8000 | |
Middle chrome Casting grinding balls | -- | ≥50 |
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Low chrome Casting grinding balls | -- | ≥45 |
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Forged steel ball | 55-65HRC |
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Item | SIZES | |||||||||||||
φ17 | φ20 | φ25 | φ30 | φ40 | φ50 | φ60 | φ70 | φ80 | φ90 | φ100 | φ110 | φ120 | φ130 | |
Tolerance | 1.0 | 2.0 | 3.0 | 3.5 | ||||||||||
-1.0 | -1.0 | -1.0 | -1.5 | |||||||||||
Difference between max diam and min diam | ≤1.0 | ≤2.0 | ≤3.0 |
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Casting grinding balls chemicalcomposition.
Items | Brand | Chemical elements | ||||||||
C | Si | Mn | Cr | Mo | Cu | Ni | P | S | ||
High chrome casting iron ball | JCCr20 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 18-22 | 0-2.5 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.10 |
High chrome casting grinding ball | JCCr15 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 14-17 | 0-3.0 | 0-1.0 | 0-1.5 | ≤0.10 | ≤0.10 |
High chrome casting grinding ball | JCCr13 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 11~14 | 0-1.0 | 0-2.0 | 0-1.5 | ≤0.10 | ≤0.10 |
Middle chrome casting grinding ball | JCCr7 | 2.1-3.2 | 0.5-2.2 | 0.5-1.5 | 6~10 | 0-1.0 | 0-0.8 | 0-1.5 | ≤0.10 | ≤0.10 |
Low chrome casting grinding ball | JCCr2 | 2.2-3.6 | ≤1.2 | 0.5-1.5 | 1.0-3.0 | 0-1.0 | 0-0.8 |
| ≤0.10 | ≤0.10 |
