Main Products: Grinding Ball ,Steel Ball ,Steel Bar
80mm steel casting ball for grinding machine
USD $700 - $950 /Metric Ton
Min.Order:5 Metric Tons
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Jinan Jinchi Steel Ball Co., Ltd.
Business Type: Manufacturer,Trading Company
Shandong ChinaMain Products: Grinding Ball ,Steel Ball ,Steel BarProduct Details
80mm steel casting ball for grinding machine
1: diameter: 20~150mm
2: HRC: 50~65
3: material: steel
4: ISO9001:2008
product performance
b) unbreakable
c) Grinding resistant, d) high impact value
e) High combined efficiency of grinding mill
Casting grinding balls chemical composition.
Item | brand | Chemiacal clements | ||||||||
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 iron ball | JCCr15 | 2.0-3.0 | ≤1.0 | 0.5-1.5 | 14-17 | 0-.30 | 0-1.0 | 0-1.5 | ≤0.10 | ≤0.10 |
High chrome casting iron 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 iron 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 iron 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 |
Bainite ductile casting iron ball | JCSi3 | 3.2-3.8 | 2.0-3.5 | 2.0-3.5 | 2.0-3.0 | —— | —— | —— | ≤0.10 | ≤0.03 |
Mechanical properties
Item | Brand | Surface hardness | Endurance impact test(times) | |
Quenched | Unquenched | |||
High chrome casting iron ball | JCCr20 | >=56 | >=45 | >=8000 |
High chrome casting iron ball | JCCr15 | >=56 | >=45 | >=8000 |
High chrome casting iron ball | JCCr13 | >=56 | >=49 | >=8000 |
Middle chrome casting iron ball | JCCr7 | -- | >=48 | >=8000 |
Low chrome casting iron ball | JCCr2 | -- | >=45 | >=8000 |
Bainite ductile casting iron ball | JCSi3 | >=50 | -- | >=8000 |
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