B3 D120mm Power stations Grinding Steel Ballsl Surface Hardness 58 -59hrc Grinding Media for Chemical industry
Quick detail:
1Steel ball size: d120mm
2 Surface hardness: 60hrc
3Core hardness: 58-59hrc
4Good tougness, no broken
Description:
Core hardness:58_59hrc
Good tougness, no break
Useage: grinding media
Raw meterial: round steel bar
Raw meterial type: b3
Steel ball size:120mm
Surface hardness:60hrc
Good surface roundress, no surface defects.
Falling impact: 20,000 times
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 -5.5 |
60 |
58~59 |
/ |
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.
Competitive advantage:
Top high cost performance;
Save annual steel ball use qty;
Increase outlet.
