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Mines B2 D40mm Hot Rolling Steel Ball Surface Hardness 61 - 63hrc Grinding Media for cement plants
Quick detail:
| Steel ball size: | d40mm | Surface hardness: | 61-63hrc |
| Core hardness: | 59.5-62hrc | Good tougness: | no broken |
| Material: | steel | Application: | cement plants, Mines, Chemical industry, Power stations |
Description:
Raw meterial: round steel bar
Raw meterial type: b2
Steel ball size: 40mm
Surface hardness: 61-63hrc
Core hardness: 59.5-62hrc
Good tougness, no break
Useage: grinding media
Good surface roundress, no surface defects.
Falling impact: 20,000 times
Performance comparation:
- Hot rolled steel ball can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 10% at least than low chrome casting ball.
- Hot rolled steel ball can save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than medium chrome casting ball
- Hot rolled steel ball can save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than high chrome casting ball.
Applications:
- Mines
- Cement plants
- Power stations
- Chemical industry
Specifications:
Chemical percent of raw meterial b2:
| C | Si | Mn | P | S | Cr | Co | Ni |
| 0.75 | 0.23 | 0.74 | 0.016 | 0.001 | 0.48 | 0.02 | 0.01 |
Steel ball data:
| Ball size (mm) | Size tolerance (mm) | Surfance hardness (hrc) | Core hardness (hrc) | Impact toughness (j/cm2) |
| 40 | +2 -1.5 | 61~63 | 59.5_62 | / |
