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China high medium low chrome alloy casting cast grinding media iron steel cylpebs for sale cement quarry sag ball mill mine ore
Casting steel cylpeb has same production process and chemical composition with the casting steel ball, just the mould is different. It’s also divided into low, medium and high chrome. Mainly used in cement plants, mines and autoclaved aerated concrete block industry.
1.low breakage rate
2.low loss roundness rate
3.good quality
4.low wear-reisting
5.high hardness
6. ISO:901-2015 certification
1.Diameter tolerance and length tolerance
Diameter(mm)
| 8x10 | 10x12 | 12x14 | 14x16 | 16x18 | 18x20 | 20x25 |
25x30 | 30x35 | 35x40 | 40x45 | 45x50 | 50x55 | 55x60 | |
Tolerance of diameter(mm) | +1,-1 | ||||||
Tolerance of length(mm) | +2,-2 |
2.Chemical composition
Name | Brand | Chemical composition(%) | ||||||||
C | Si | Mn | Cr | Mo | Cu | Ni | P | S | ||
Chrome alloy casting steel cylpebs | ZQCr26 | 2.0-3.3 | 1.2max | 0.3-1.5 | >23.0-30.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 |
ZQCr20 | 2.0-3.3 | 1.2max | 0.3-1.5 | >18.0-23.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
ZQCr15 | 2.0-3.3 | 1.2max | 0.3-1.5 | >14.0-18.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
ZQCr12 | 2.0-3.3 | 1.2max | 0.3-1.5 | >10.0-14.0 | 0-3.0 | 0-1.2 | 0-1.5 | ≤0.10 | ≤0.06 | |
ZQCr8 | 2.1-3.3 | 2.2max | 0.3-1.5 | 7.0-10.0 | 0-1.0 | 0-0.8 | - | ≤0.10 | ≤0.06 | |
ZQCr5 | 2.1-3.3 | 1.5max | 0.3-1.5 | 4.0-6.0 | 0-1.0 | 0-0.8 | - | ≤0.10 | ≤0.10 | |
ZQCr2 | 2.1-3.6 | 1.5max | 0.3-1.5 | 1.0-3.0 | 0-1.0 | 0-0.8 | - | ≤0.10 | ≤0.10 |
3Technical indicators
Name | Brand | Hardness | Breakage rate | Impact value | Balls number | Micro structure |
High chrome alloy casting steel cylpebs
| ZQCr26 | >58 | <1% | >7J/CM^2 | ≥12000 | M+C |
ZQCr20 | >58 | <1% | >6J/CM^2 | ≥12000 | M+C | |
ZQCr15 | >58 | <1% | >5J/CM^2 | ≥12000 | M+C | |
ZQCr12 | >58 | <1% | >3.5J/CM^2 | ≥12000 | M+C | |
ZQCr8 | >58 | <1% | >3J/CM^2 | ≥12000 | M+C | |
Middle chrome alloy casting steel cylpebs | ZQCr5 | >47 | <1% | >2J/CM^2 | ≥10000 | M+C |
Low chrome alloy casting steel cylpebs | ZQCr2 | >45 | <1% | >1.5J/CM^2 | ≥8000 | P+C |
Production process of Chrome alloy casting steel cylpebs
Raw material→Secientic proportioning→Electric furnace smelting→Assay before furnace→Mould forming→Polishing→Heat treatment→Packing
Packaging | Diameter | Weight |
Bag | 17-150mm | 1000kg/bag |
Drum | 15-20mm | 1000kg/drum |
25-30mm | 950kg/drum | |
40-60mm | 900kg/drum | |
70-100mm | 850kg/drum | |
110-150mm | 800kg/drum | |
Container | 17-150mm | 25tons |
We mainly produce grinding media in ball mill for many years. Jinan Huafu Forging Co., Ltd is located in Zhangqiu
City, Shandong Province, 45 Kilometers to the Jinan downtown, next to the 309 National Highway, enjoying
firsthand Information and convenient traffic. Our company covers 80000 square meters, with over 100 employees,
annual production capacity of 100000 tons and registered capital of seventy million yuan.
We mainly produces forged steel balls, cast iron balls, steel cylpebs, grinding rods, mill liners, steel, hammer heads, automatic production lines for steel balls & grinding rods and decorative wrought iron products.We have ability to
produce high quality and large quantity products.
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