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Help CenterRound Steel Bar Hot Rolling Steel Balls High Precision B2 D20mm for Cement Plants
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Certification:Sgs
Round Steel Bar Hot Rolling Steel Ball Surface Hardness 58 - 62hrc B2 D20mm for Cement plants
Quick detail:
| Raw meterial: | round steel bar |
| Steel ball size: | d20mm |
| Surface hardness: | 58-62hrc |
| Core hardness: | 56-60hrc |
Hot Rolling Steel Balls Of Good tougness : no broken
Description:
Raw meterial: round steel bar
Raw meterial type: b2
Steel ball size: 20mm
Surface hardness: 58-62hrc
Core hardness: 56-60hrc
Good tougness, no break
Useage: grinding media
Good surface roundress, no surface defects.
Falling impact: ﹥20,000 times
Applications:
Mines Cement plants Power stations Chemical industryPerformance 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. |
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 |
56~60 |
/ |
Steel ball production flow:
Hot Rolling Steel Balls of line picture:
Competitive advantage:
Top high cost performance;
Save annual steel ball use qty;
Increase outlet.
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