cast grinding steel cylpebs
cast grinding steel cylpebs
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.
Huafu Culture:The most honest and excellent partnering with Huafu
Our tenet:Credit first,standard operation,quality guaranteed,double win.
Our mission:Forge famous brand and high technology enterprise of China,produce high quality products favoured by home and aboard.
Our spirit:Pioneering,innovation,develop based on the market;high quality,high efficiency,serve our customer with full heart.
Our core value:Practical,forge ahead,customer first,quality excellence.
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