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B2 D60MM Grinding Balls For Mining Surface Hardness 57-60HRC Smaller Grain Microstructure

Place of Origin: Zhejiang

Company Profile

Location: Shenzhen, Guangdong, China (Mainland)
Business Type: Manufacturer
Main Products: Grinding Media Steel Balls, Hot Rolling Steel Balls, Grinding Steel Balls

Product Detail

Model No.: JBFE60

Product Description

B2 D60MM Grinding Balls For Mining  Surface Hardness 57-60HRC Smaller Grain Microstructure Super Grinding-Resisting 

 

Quick detail:

 

Steel ball size: d60mm

Surface hardness: 57-60hrc

Core hardness: 55-58hrc

Impact toughness: ≥35 j/cm2

Good tougness, no broken

 

Description:

Raw meterial: round steel bar

Raw meterial type: b2

Steel ball size: 60mm

Surface hardness: 57-60hrc

Core hardness: 55-58hrc

Good tougness, no break

Useage: grinding media

Good surface roundress, no surface defects.

Falling impact: 20,000 times

 

 

Performance comparation:

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

≥35

 

 

 

Microstructure picture:

 

 

Competitive advantage:

 

Top high cost performance;

Save annual steel ball use qty;

Increase outlet.

 

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