Mines D90mm Unbreakable Forged Grinding Steel Ball High Core Hardness 58hrc - 59hrc Jbym90 manufacturer from China Jiangyin Jibang Machinery Co.,Ltd.

Place of Origin:

Zhejiang, China (Mainland)

Product Detail

Model No.: Jbym90

Mines D90mm Unbreakable Forged Grinding Steel Ball Core hardness 58-59hrc with Round Steel Bar

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Mines D90mm Unbreakable Forged Grinding Steel Ball Core hardness 58-59hrc with Round Steel Bar

Quick detail:

Steel ball size:	d90mm	Surface hardness:	60hrc
Core hardness:	58-59hrc	Good tougness:	no broken
Material:	steel	Application	cement plants, Mines, Chemical industry, Power stations

Description:

1 Good surface roundress, no surface defects.

2 Falling impact: 20,000 times

3 Even hardness
4 Unbreakable
5 Grinding resistant

6 .High impact value

7 Raw meterial: round steel bar

8 Raw meterial type: b3

9 Steel ball size: 60mm

10 Surface hardness:60hrc

11 Core hardness: 58-59hrc

12 Good tougness, no break

13 Useage: grinding media

14 Applications: Mines / Cement plants / Power stations / Chemical industry

Specifications:

Chemical percent of raw meterial b3:

C	Si	Mn	P	S	Cr	Co	Ni
0.61	1.8	0.75	0.012	0.001	0.81	0.01	0.01

Steel ball data:

Ball size

(mm)

Size tolerance

(mm)

Surfance hardness

(hrc)

Core hardness

(hrc)

Impact toughness

(j/cm2)

+1.5

-4.5

58~59

≥25

Performance comparation:

Forged Grinding Steel Ballcan save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 10% at least than low chrome casting ball.
Forged Grinding Steel Ballcan save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than medium chrome casting ball
Forged Grinding Steel Ballcan save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than high chrome casting ball.