Low Chrome Casting Iron Ball
Specifications
Low chrome casting iron ballDiam:20-150mm
HRC:50-65
Material:steel
Chrome content:1-3.0%
specification
Chemical elements
Item |
Brand |
C |
Si |
Mn |
Cr |
Mo |
Cu |
Ni |
P |
S |
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 |
Size and properties
Items |
Suface hardness(HRC) |
Endurance impact test |
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Quenched |
Unquenched |
(Times) |
||||||||||||||||
Low chrome Casting grinding balls |
-- |
≥48 |
≥1200 |
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|
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Item |
SIZES |
|||||||||||||||||
φ17 |
φ20 |
φ25 |
φ30 |
φ40 |
φ50 |
φ60 |
φ70 |
φ80 |
φ90 |
φ100 |
φ110 |
φ120 |
φ130 |
|||||
Tolerence |
+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 |
≤4.0 |
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