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Cement Plants Forged Grinding Steel Ball B2 D20mm Grinding Media Core Hardness 55-59hrc
Quick detail:
1Steel ball size: d20mm
2 Surface hardness: 58-62hrc
3 Core hardness: 55-59hrc
4 Good tougness: no broken
Description:
| Raw meterial: | round steel bar |
| Raw meterial type: | b2 |
| Steel ball size: | 20mm |
| Surface hardness: | 58-62hrc |
| Core hardness: | 55-59hrc |
1 Forged Grinding Steel Ball Of Good tougness :no break
2 Useage: grinding media
3 Good surface roundress, no surface defects.
4 Falling impact: 20,000 times
5 Steel Balls For Ball Mill of applications: Mine. Cement plants .Power station .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) |
| 20 | +1.5 -2.0 | 58~62 | 55~59 | / |
