- Cast & Forged[10]
- Stainless Steel Balls[4]
- Bearing Balls[3]
- Abrasives[6]
- Mine Mill[2]
- Contact Person : Mr. Qin Zhentao
- Company Name : Hebei Goldpro Metal Products Co., Ltd.
- Tel : 86-310-8746025
- Fax : 86-310-8746020
- Address : Hebei,Handan,Industry zone of Guangping county
- Country/Region : China
- Zip : 057650
more than 60 HRC forged steel grinding ball
more than 60 HRC forged steel grinding ball:High hardness Low breakGood proportion and structureHomogenous in the density
1. We have got the certificates as follows:
ISO9001:2008,ISO14001:2004,GB/T28001-2001(OHSAS18000)
2. Dia.:20mm-150mm
3. Surface hardness: more than 60HRC, Core hardness: more than 55HRC.
4. Breakage: Less than 0.1%
5. Impact toughness: More than 12J/cm2
6. Density: 7.8-7.85g/cm3
7. Impact to broken (times): more than 10000
8. Abrasion:
non-ferrous metal: 0.4KG-0.7KG, ferrous metal: 055KG-0.8KG.( The abrasion just for reference, the exact abrasion depends on the specific mine ore, the temperature, the ball mill and other conditions.)
9. Package: Woven bag: 1Ton/bag; Iron drum: 800KG/drum
10. The equipment for the test:
Chemical composition:
B2: Chemical Composition: C: 0. 70%-0.85%, SI: 0.17%-0.37%, Mn: 0.70%-0.80%,P: 0.035Max, S: 0.035Max,Cr: 0.20%-0.70%. Nb: 0.01%- 0.02% Cu: 0.03%-0.08%, w: 0.001Max, Mo: 0.002Max, V: 0.005Max, Tl: 0.004Max Al: 0.014Max B: 0.0005Max,
45#: C:0.42%-0.50%, SI:0.17%-0.37%, Mn:0.50%-0.80%,P:≤0.035%, S: ≤0.035%,Ni: ≤0.3%, Cr: <0.25%
60Mn: C:0.57%-0.65%, SI:0.17%-0.37%, Mn:0.50%0.80%,P:≤0.035%, S: ≤0.035%,Ni: <0.25%, Cr: <0.25%.
Technical data:
Nominal diameter (mm) | Diameter tolerance (mm) | Weight of Single of forging ball in average(kg) | Number of piece of One ton forging ball in average | Surface hardness | Impact toughness |
DIA 20 DIA 25 DIA 30 DIA 40 DIA 50 | +2 -1 | 37 72 125 296 578 | 27027 13888 8000 3378 1730 | 55-65 | ≥12 |
DIA 60 DIA 70 DIA 80 DIA 90 DIA 100 | +3 -2 | 999 1586 2367 3371 4624 | 1001 630 422 296 216 | ||
DIA 110 DIA 120 DIA 130 | +4 -2 | 6151 7980 10158 | 162 125 98 | ||
DIA 140 DIA 150 | +4 -3 | 12406 14999 | 80 66 |
Used in ball mill:
Contact US:
Hebei Goldpro Metal Products Co., Ltd
Alisa: Mob.: +86-15028079202
Tel.:+86-310-8746025
Fax: +86-310-8746020
Skype: alisa-niuniu
more than 60 HRC forged steel grinding ball