Even Hardness B2 D30MM Steel Balls For Ball Mill for Power Stations / Cement Plants JBHR30 manufacturer from China China Hot Rolling Steel Balls Online Market

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: JBHR30

Even Hardness Core Hardness 56-59hrc B2 D30MM Steel Balls For Ball Mill Surface Hardness 58-61hcr for Power stations

Even Hardness Core Hardness 56-59hrc B2 D30MM Steel Balls For Ball Mill Surface Hardness 58-61hcr for Power stations

Quick detail:

Surface hardness: 58-61hrc

Core hardness: 56-59hrc

Good tougness, no broken

Good tougness : no break

Useage: grinding media

Raw meterial: round steel bar

Raw meterial type: b2

Steel ball size: d30mm

Steel Balls For Ball Mill of Applications: Mines Cement plants Power stations 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)

+1.5

-2.0

58~61

56~59

Description:

1 Steel Balls For Ball Mill of Steel ball size: 30mm

2 Steel Balls For Ball Mill of Surface hardness: 58-61hrc

3 Good surface roundress, no surface defects.

4 Falling impact: 20,000 times

5 Core hardness: 56-59hrc

Performance comparation:

Steel Balls For Ball Mill can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 15% at least than low chrome casting ball.
Steel Balls For Ball Mill can save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 15% than medium chrome casting ball
Steel Balls For Ball Mill can save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 15% than high chrome casting ball.