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

 

Product

Brand

Chemical composition(%)

C

Si

Mn

Cr

Mo

Cu

Ni

P

S

Special high chrome casting iron ball

Cr26

2.0-3.3

1.2

0.3-1.5

>23.0-30.0

0-3.0

0-1.2

0-1.5

0.10

0.06

Special high chrome casting iron ball

Cr20

2.0-3.3

1.2

0.3-1.5

>18.0-23.0

0-3.0

0-1.2

0-1.5

0.10

0.06

Special high chrome casting iron ball

Cr15

2.0-3.3

1.2

0.3-1.5

>14.0-18.0

0-3.0

0-1.2

0-1.5

0.10

0.06

High chrome casting iron ball

Cr12

2.0-3.3

1.2

0.3-1.5

>10.0-14.0

0-3.0

0-1.2

0-1.5

0.10

0.06

High chrome casting iron ball

Cr8

2.1-3.3

2.2

0.3-1.5

7.0-10.0

0-1.0

0-0.8

-

0.10

0.06

Middle chrome casting iron ball

Cr5

2.1-3.3

1.5

0.3-1.5

4.0-6.0

0-1.0

0-0.8

-

0.10

0.10

Low chrome casting iron ball

Cr2

2.1-3.6

1.5

0.3-1.5

1.0-3.0

0-1.0

0-0.8

-

0.10

0.10

Casting ball

QTB

3.2-3.8

2.0-3.5

2.0-3.0

-

-

-

-

0.10

0.03

Casting ball

QTM

3.2-3.8

2.0-3.5

2.0-3.0

-

-

-

-

0.10

0.03

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