Grinding-Resisting Grinding Balls For Mining B2 D40MM Hot R

Surface Hardness 61-63hrc Grinding Balls For Mining B2 D40MM Super Grinding-Resisting

Quick detail:

Steel ball size: d40mm

Surface hardness: 61-63hrc

Core hardness: 59.5-62hrc

Impact toughness: ≥35 j/cm2

Good tougness, no broken

Description:

1 Grinding Balls For Mining of Raw meterial: round steel bar 2 Grinding Balls For Mining 0f Raw meterial type: b2 3 Grinding Balls For Mining 0f Steel ball size: 40mm 4 Surface hardness: 61-63hrc 5 Core hardness: 59.5-62hrc 6 Good tougness, no break 7 Useage: grinding media 8 Good surface roundress, no surface defects. 9 Falling impact: ﹥20,000 times

Performance comparation:

1. Hot rolled steel ball can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 15% at least than low chrome casting ball.
2. Hot rolled steel ball can save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 15% than medium chrome casting ball.
3. Hot rolled steel ball can save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 15% than high chrome casting ball.

Applications:

1. Mines
2. Cement plants
3. Power stations
4. 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)
60	+1.5 -2.5	57~60	54~57	≥25

Microstructure picture:

Competitive advantage:

Top high cost performance;

Save annual steel ball use qty;

Increase outlet.