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grinding steel balls for ball mill ,High hardness and resistance
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Product Details
| Place of Origin | Shandong, China | Brand Name | jinchi | |
| Model Number | 20-150mm | Application | mine,cement plant,power station,chemical industry etc | |
| Material | Steel | Dimensions | 20-150mm |
Product Description
Specifications
No deformationNo breakage
Lower wear rate longer lasting chromium
Uniformity of hardness from surface to core
grinding steel balls for ball mill
Features:
(1) Characteristics:
a) High hardness and resistance
b) Good even wear
c) Low breakage
(2) Applied fields:
a) Mines
b) Cement plants
c) Power station
d) Chemical industry
1. Chemical composition:
Item | Designation | C | Si | Mn | Cr | S | P | Mo |
High-Cr-Ball | ZQCr20 | 2.0-3.2 | ≤1.0 | ≤1.5 | 19-22 | ≤0.08 | ≤0.06 | ≤1.0 |
ZQCr17 | 2.0-3.2 | ≤1.0 | ≤1.5 | 15-18 | ≤0.08 | ≤0.06 | ≤1.0 | |
ZQCr11 | 2.0-3.2 | ≤1.0 | ≤1.5 | 10-13 | ≤0.08 | ≤0.06 | ≤1.0 | |
Low-Cr-Ball | ZQCr2-6 | 2.0-3.5 | ≤1.0 | ≤1.5 | 1.5-3.5 | ≤0.08 | ≤0.06 | ≤1.0 |
2. Properties & Microstructure
Item | Designation | Hardness(HRC) | Impact Toughness ak(j/cm2) | Microstructure | Service Life (Times of falling) | Wear Rate | Breackage | |
Heat treatment | Cast |
|
|
|
|
| ||
High-Cr-Ball | ZQCr20 | 55-65 | ≥50 | ≥4.0 | M+C | ≥8000 | ≤25 | ≤0.5 |
ZQCr17 | 55-65 | ≥50 | ≥4.0 | |||||
ZQCr11 | 55-65 | ≥50 | ≥4.0 | ≤30 | ||||
Low-Cr-Ball | ZQCr2-6 |
| ≥45 | ≥2.5 | P+C | ≥5000 |
| ≤1.0 |
3. Sizes of Casted Balls
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 the Max & the Min Dia. | ≤1.0 | ≤2.0 | ≤3.0 | ≤4.0 | ||||||||||
5.Package:
steel drums or ton bags
Contact Us
- Jinan Jinchi Steel Ball Co., Ltd.
- Contact namerose cheng Chat Now
- Phone86-531-83222518
- AddressInside Nanmeijing Yard, West Road, Chizitou Village, Puji
Product Categories
| JC-GRINDING CYLPEBS | JC-GRINDING RODS/BARS | JCC-CASTING STEEL BALL | JCF-FORGED STEEL BALL |
| JCR-HOT ROLLING STEEL BALL | New Products |
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