Casting Iron Grinding Ball

Our Casting Grinding Steel Ball have following advantages:

Capacity: Our production capacity is now about 100000 MT. This huge production capacity ensures nonstop continuous delivery of media to you.

Production facility: At present we use advanced automatic production line which makes sure the quality is highly consistent.

Quality Control: Our company has an independent laboratory, the advanced and accurate lab equipment, to ensure that each step of the production process is performed in accordance with the quality standards.

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Product Details

Casting Grinding iron Balls are produced by automatic production lines in our company. With strict quality control and lab tests like hardness test, chemical compostion test, impact test, droping times test, size tolerance and weight measurements, we make sure all products are of high and steady hardness, very low breackage.

steel grinding mill ball


We can supply casting balls with High and Low Cr:

Chemical Components

Type

Chemical components

C

Si

Mn

Cr

Mo

Cu

P

S

Low-Cr

1.8-3.3

≤1.5

0.3-1.5

1-3

≤1.0

≤0.8

≤0.10

≤0.10

Medium-Cr

1.8-3.3

≤1.2

0.3-1.5

4-9

≤1.5

≤0.8

≤0.10

≤0.10

High-Cr

1.8-3.3

≤1.2

0.3-1.5

10-18

≤1.0

≤1.2

≤0.10

≤0.06

Superhigh-Cr

1.8-3.3

≤1.2

0.3-1.5

19-35

≤2.0

≤1.2

≤0.10

≤0.06



Nominal diameter 

Diameteical

Tolerance 

Weight of single ball in average 

 

Surface hardness 

 

Impact toughness 

 

(mm)

(mm)

(g)

(HRC)

(j/cm2 )

Φ20

+2      -1

32

60-65

 

 

 

 

 

≥12

Φ25

64

Φ30

110

Φ40

263

Φ50

513

Φ60

+3    -2

888

Φ70

1410

Φ80

2104

Φ90

2996

Φ100

4110


Product Features:

Uniform hardness

Low breakage

High grinding resistance

High impact value

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We offer value for our customers through our qualified grinding ball, grinding media products, professional service and dependable delivery. Look forward to coooperate with you!


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