High Hardness and Unbreakable Forged Grinding Steel Balls for Mines D20mm Jbfe20 manufacturer from China Jiangyin Jibang Machinery Company

High Hardness and Unbreakable Forged Grinding Steel Balls for Mines D20mm

Place of Origin:

Zhejiang, China (Mainland)


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Product Detail

Model No.: Jbfe20

Grinding Media D20mm Grinding Steel Balls Core hardness 55-59hrc Round Steel Bar For Cement Plants

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:

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

58~62

55~59

Performance comparation:

Steel Balls for Ball mill can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 10% 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 10% 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 10% than high chrome casting ball

Competitive advantage:

Top high cost performance;

Save annual steel ball use qty;

Increase outlet.