| Bearing Model Data |
Hebei goldpro new materials technology co.,ltd

1. We have got the certificates as follows:

ISO9001:2008,ISO14001:2004,GB/T28001-2001(OHSAS18000)

2. Dia.:20mm-150mm

3. Surface hardness: more than 60HRC, Core hardness: more than 55HRC.

4. Breakage: Less than 0.1%

5. Impact toughness: More than 12J/cm2

6. Density: 7.8-7.85g/cm3

7. Impact to broken (times): more than 10000

8. Abrasion: 

non-ferrous metal: 0.4KG-0.7KG, ferrous metal: 055KG-0.8KG.( The abrasion just for reference, the exact abrasion depends on the specific mine ore, the temperature, the ball mill and other conditions.)

9. Package: Woven bag: 1Ton/bag; Iron drum: 800KG/drum

10. The equipment for the test:

Chemical composition:

B2: Chemical Composition: C: 0. 70%-0.85%, SI: 0.17%-0.37%, Mn: 0.70%-0.80%,P: 0.035Max, S: 0.035Max,Cr: 0.20%-0.70%. Nb: 0.01%- 0.02% Cu: 0.03%-0.08%, w: 0.001Max, Mo: 0.002Max, V: 0.005Max, Tl: 0.004Max Al: 0.014Max B: 0.0005Max, 

45#: C:0.42%-0.50%, SI:0.17%-0.37%, Mn:0.50%-0.80%,P:≤0.035%, S: ≤0.035%,Ni: ≤0.3%, Cr: 

60Mn: C:0.57%-0.65%, SI:0.17%-0.37%, Mn:0.50%0.80%,P:≤0.035%, S: ≤0.035%,Ni: 

Technical data:

Nominal

diameter

(mm)

Diameter

tolerance

(mm)

Weight of Single

of forging ball

in average(kg)

Number of piece of

One ton forging ball

in average

Surface

hardness

Impact

toughness

DIA 20

DIA 25

DIA 30

DIA 40

DIA 50

+2

-1

37

72

125

296

578

27027

13888

8000

3378

1730

55-65

≥12

DIA 60

DIA 70

DIA 80

DIA 90

DIA 100

+3

-2

999

1586

2367

3371

4624

1001

630

422

296

216

DIA 110

DIA 120

DIA 130

+4

-2

6151

7980

10158

162

125

98

DIA 140

DIA 150

+4

-3

12406

14999

80

66

Used in ball mill:

Contact US:

Hebei Goldpro Metal Products Co., Ltd 

Clark: Mob.: +86 158 310 53665

Tel.:+86-310-8746025

Fax:  +86-310-8746020 

Skype: cowboy0910

 

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Contact Details

Contact person:clark liu

Country:China (Mainland)

Province/State:Hebei

Street address: industry zone of gp

Tel:86 158 310 53665

Mobile:86 158 310 53665

Fax:86 310 8746020

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