chrome steel ball(Jinhong wear-resistant Materials Co. Ltd)
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chrome stell ball
1.size:8mm-130mm
2.HRC:45-56
3.low breakage&high hardness
4.low breakage
low chrome grinding ball features: good wear resistence
high hardness & low breakage
ferrochromium material HRC:45min ISO9001: 2008 applied mining(copper,gold,silver ,coal ...) cement plant power station chemical industries Our main products High& low chrome cast grinding balls
forged ball high mangnanses steel plate high chrome mild liner plate high/low chrome alloyed casting grinding bar ring flange production line Hardness
High Cr Surface HRC 58-66 Low Cr Surface HRC 45-55 chemical copmosition: name | designation | Chemical composition | C | SI | MN | CR | P | S | MO | AL | A little of CU NI,NB TI ,ZR V ,B,MG) | Popular grade | ZQCR10 | 1.8-3.2 | 0.3-1.2 | 0.3-1.0 | 10-11 | ≤0.10 | ≤0.10 | A little | A little | Special grade | ZQCR12 | 2.0-3.2 | 0.3-1.0 | 0.3-1.0 | 11-13 | ≤0.08 | ≤0.08 | A little | A little | ZQCR15 | 2.0-3.2 | 0.3-0.9 | 0.3-1.0 | 14-16 | ≤0.08 | ≤0.08 | A little | A little | ZQCR20 | 2.0-3.0 | 0.3-0.9 | 0.3-1.0 | 18-20 | ≤0.08 | ≤0.08 | A little | A little | ZQCR26 | 2.0-3.0 | 0.4-0.9 | 0.3-1.0 | 22-28 | ≤0.08 | ≤0.08 | A little | A little |
Chemical composition | C | Si | Mn | Cr | P | S | Mo | Cu | Ni | 2.0-3.5 | 0.3-1.2 | 0.3-1.5 | 0.6-1.8 | ≤0.15 | ≤0.15 | 0-1.0 | 0-0.8 | ---- | Hardness(HRC);≥45 | Ak(J/cm2):≥1.6 | Microstructure:P+C | Times of falling balls ≥8000 | P-pearlite | C-Carbide | Specification | 15mm | 20mm | 25mm | 30mm | 40mm | 50mm | 60mm | 70mm | 80mm | 90mm | 100mm | 110mm | 120mm | 130mm | 140mm | 150mm | | | | |
Ball diameter | 20mm | 25mm | 30mm | 40mm | 50mm | 60mm | 70mm | Weight of each ball(kg) | 0.0322 | 0.063 | 0.11 | 0.257 | 0.5 | 0.867 | 1.37 | PCS/TON | 31056 | 15873 | 9091 | 3891 | 2000 | 1153 | 729 | Ball diameter | 80mm | 90mm | 100mm | 110mm | 120mm | 130mm | 140mm | Weight of each ball(kg) | 2.05 | 2.90 | 4.00 | 5.30 | 6.80 | 8.47 | 11.5 | PCS/TON | 487 | 345 | 250 | 188 | 147 | 118 | 87 | Ball diameter | 150mm | | | | | | | Weight of each ball | 13.8 | | | | | | | PCS/TON | 73 | | | | | | |
packing drum (850~920Kg Per Drum) ton bag(one ton) |
