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Steel Ball Size:: | D20mm | Surface Hardness:: | 58-62hrc |
---|---|---|---|
Core Hardness:: | 55-59hrc | Good Tougness:: | No Broken |
Falling Impact:: | ﹥20,000 Times | Useage:: | Grinding Media |
High Light: | forged steel grinding ball,precision steel balls |
Grinding Media D20mm Grinding Steel Balls Core hardness 55-59hrc Round Steel Bar For Cement Plants
Quick detail:
1Steel ball size: d20mm 2 Surface hardness: 58-62hrc 3 Core hardness: 55-59hrc 4 Good tougness: no broken 5 Raw meterial: round steel bar 6 Raw meterial type: b2 7 Good tougness, no break 8 Useage: grinding media |
Description:
Steel ball size: 20mm
Surface hardness: 58-62hrc
Core hardness: 55-59hrc
Good surface roundress, no surface defects.
Falling impact: ﹥20,000 times
Grinding Steel Balls of applications:
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 |
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Performance comparation:
Competitive advantage:
Top high cost performance;
Save annual steel ball use qty;
Increase outlet.