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carbon casting steel ball
carbon casting steel ball
Supplier Info
[China Supplier]
Contact Person : Ms. Cheng Rose
Tel : 86-531-83222518
Fax : 86-531-83326518
Product Detail
carbon casting steel ball 1. Obtained ISO 9001:2008 certificates. 2. Diameter: 20~150mm ball. 3. HRC: 50-65

carbon casting steel ball

No breakage forged steel ball

1) High hardness 2) Good wear-Resistance 3) No breaking 4) No mal-roundness

Detailed Product Description

1. Forged ball

Size: 20-150mm

Hardness: HRC55-65

Chemical elements: C: 0.52-0.65; Si: 0.2-0.4; Mn: 0.7-1.2; S & P: 0.04Max; Cr: 0.25Max.

Stainless steel, carbon steel.          

2. RCAB-II New Materials

Size: 40-150mm

Hardness: HRC58-65

Chemical elements: C: 0.72-0.82; Si: 0.17-0.37; Mn: 0.7-0.8; S & P: 0.04Max;

Cr: 0.28-0.60.

3. High chrome cast balls

Size: 20-120mm

Hardness: HRC58-65; Chrome content: 11-14%

4. Low chrome cast balls

Size: 20-120mm

Hardness: HRC45-55; Chrome content: 1-3.5%

5, Binate ductile casting iron ball

Size: 17-130mmHardness: more than 50; Chemical elements: 3.2-3.8; Si: 2.0-3.5

6. All kinds of bearing ball.

MECHANICAL PROPERTIES

Items

Suface hardness(HRC)

Endurance impact test

(Times)

Quenched

Unquenched

High chrome Casting grinding balls

≥60

≥50

 ≥8000

Middle chrome Casting grinding balls

--

≥50

Low chrome Casting grinding balls

--

≥45

Forged steel ball 

55-65HRC

SIZES OF CASTING BALLS

Items

SIZES

φ17

φ20

φ25

φ30

φ40

φ50

φ60

φ70

φ80

φ90

φ100

φ110

φ120

φ130

Tolerance

+1.0

-1.0

+2.0

-1.0

+3.0

-1.0

+3.5

-1.5

Difference between

max diam and min diam

≤1.0

≤2.0

≤3.0

≤4.0

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