Forged (rolling)steel Grinding Balls

Forged (rolling)steel Grinding Balls
Product Details

Forged steel grinding balls are used in mining, power plant and chemical industry. Our company mainly supplies 20mm-200mm forged steel grinding balls, which feature high accurate dimensions, rounded geometry shape, high hardness and good mechanical properties, wear resistance, no deformation and no breakage. Also, forged steel grinding balls are favored by the majority of users because of low price and good performance.

 

CHEMICAL COMPOSITION


series

Element

C(%)

Si(%)

Mn(%)

Cr(%)

Cu(%)

Mo(%)

P(%)

S(%)

HF-A

0.42-0.50

0.17-0.37

0.5-0.80

0-0.25

0-0.25

0-0.30

0-0.035

0-0.035

HF-B

0.48-0.56

0.17-0.37

0.60-1.0

0-0.25

0-0.25

0-0.30

0-0.035

0-0.035

HF-C

0.57-0.65

0.17-0.37

0.70-1.0

0-0.25

0-0.25

0-0.30

0-0.035

0-0.035

HF-D

0.62-0.70

0.17-0.37

0.90-1.0

0-0.25

0-0.25

0-0.30

0-0.035

0-0.035

HF-E

0.37-0.45

0.17-0.37

0.50-0.8

0.80-1.1

0-0.25

0-0.30

0-0.035

0-0.035

HF-F

0.65-0.75

0.20-0.30

0.75-0.90

0.55-0.70

0-0.25

0-0.30

0-0.030

0-0.030

B-1

0.52-0.65

0.17-0.37

0.60-1.2

0-0.25

0-0.25

0-0.30

 0-0.035

0-0.035

B-2

0.70-0.80

0.17-0.37

0.70-0.80

0.50-0.60

0-0.25

0-0.30

0-0.035

0-0.035

B-3

0.72-0.92

0.17-0.37

0.70-1.0

0.50-0.90

0-0.25

0-0.30

0-0.035

0-0.035

B-4

0.60-0.65

1.6-1.7

0.7-0.8

0.7-0.8

0-0.25

0-0.30

0-0.035

0-0.035

B-6

0.75-0.85

0.2-0.40

0.9-1.0

0.85-0.95

0-0.25

0.06-0.13

0-0.035

02-0.035

B-6A

0.82-0.95

0.20-0.40

0.92-1.02

0.80-0.95

0-0.25

0.06-0.10

0-0.035

0-0.035

B-7

0.35-0.40

0.17-0.37

0.7-0.8

0.9-1.0

0-0.25

0-0.30

0-0.035

0-0.035

BV

1-1.06

0.17-0.37

0.9-1.0

0.55-0.65

0-0.25

0-0.30

0-0.035

0-0.035

 

TECHNICAL INDICATORS

Diameter(mm)

30

40

50

60

70

80

90

100

110

120

125

150

Diameter   tolerance(mm)

±2

+3,-2

+4,-3

+5,-4

Roundness(%)

=2%

=3%

=4%

=5%

















Series

Diameter

Surface hardness

Breakage tare

Impact value

Drop times

Micro structure

HF-A

20-150MM

45 -50HRC

1%max

12J/CM^2

12000

M+C

HF-B

20-150MM

48-50 HRC

1%max

12J/CM^2

12000

M+C

HF-C

20-150MM

55-60 HRC

1%max

15J/CM^2

12000

M+C

HF-D

20-150MM

58-65 HRC

1%max

15J/CM^2

12000

M+C

HF-E

20-150MM

48-50HRC

1%max

12J/CM^2

8000

M+C

HF-F

20-150MM

58-65HRC

1%max

15J/CM^2

12000

M+C

B-1

20-150MM

48-50 HRC

1%max

12J/CM^2

10000

M+C

B-2

20-150MM

58-65 HRC

1%max

15J/CM^2

15000

M+C

B-3

20-150MM

60-65HRC

1%max

15J/CM^2

15000

M+C

B-4

20-150MM

60-65HRC

1%max

15J/CM^2

15000

M+C

B-6

20-150MM

60-65HRC

1%max

15J/CM^2

12000

M+C

B-6A

20-150MM

60-65HRC

1%max

15J/CM^2

12000

M+C

B-7

20-150MM

58-65HRC

1%max

12J/CM^2

12000

M+C

BV

20-150MM

58-65HRC

1%max

12J/CM^2

12000

M+C

 

THEORETICAL WEIGHT

Diameter

Theoretical weight

Diameter

Theoretical weight

20mm

32.8g

90mm

2988.9g

25mm

64.0625g

100mm

4100g

30mm

110.7g

110mm

5457.1g

40mm

262.4g

120mm

7084.8g

50mm

512.5g

125mm

8007.8125g

60mm

885.6g

130mm

9007.7g

70mm

1406.3g

140mm

11250.4g

80mm

2099.2g

150mm

13837.5g


Mingzhen is one of the famous Grinding Steel Balls manufacturers and suppliers in China, providing with forged (rolling)steel grinding balls free sample, welcome to import forged (rolling)steel grinding balls from our factory.

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