High Chromium Cast Grinding Ball with Top Quality Steel as Raw Material withch can be uesed in Mines

Loading Port:Qingdao

Payment Terms:TT or LC

Min Order Qty:25M.T. m.t.

Supply Capability:200000M.T./Year m.t./month

Product Description:

1. Applied Field of Forged Grinding Ball with High Performance, Low Breakage And Good Waer-resistance

1) Power Plant, 2) Mineral Processing, 3) Refractory Factory, 4) Cement Plant

 

2. Feature of Forged Grinding Ball with High Performance, Low Breakage And Good Waer-resistance

1) In general, grinding steel ball has high hardness: surface hardness to 58-65 HRC, volume hardness of 56-65 HRC 

2) impact toughness high: impact toughness more than 12 J / cm2. 

3) broken rate is low: the actual broken rate is not higher than 0.5%. 

4) loss of grinding forged steel ball round rate is low. 

 

3. Index analysis of Forged Grinding Ball with High Performance, Low Breakage And Good Waer-resistance

Product

Brand

DIA

hardness

Breakage ratio of ball

Impact fatigue life of ball

Numbers time

Metallographic organization

Special high chrome casting iron ball

Cr26

15-150MM

58

0.5%

6

15000

M+C

Special high chrome casting iron ball

Cr20

15-150MM

58

0.5%

6

15000

M+C

Special high chrome casting iron ball

Cr15

15-150MM

58

0.5%

5

15000

M+C

High chrome casting iron ball

Cr12

15-150MM

58

0.5%

4

15000

M+C

High chrome casting iron ball

Cr8

15-150MM

58

0.5%

3

15000

M+C

Middle chrome casting iron ball

Cr5

15-150MM

47

0.5%

2

12000

P+C

Low chrome casting iron ball

Cr2

15-150MM

45

0.5%

1

12000

P+C

Casting ball

QTB

15-150MM

50

0.5%

-

12000

-

Casting ball

QTM

15-150MM

52

0.5%

-

12000

-