Jinan  Zhongwei  Casting And Forging Grinding Ball Co.,Ltd
                                                                                                           
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Dia 20-150mm High chrome Cast Iron Balls for cement plant / Mining

Price Negotiable
Price: Negotiable
MOQ: 25 tons
Delivery Time: 1-3 weeks after the advance
Brand: ZW
Product Description

          High chrome Dia 20-150mm casting iron ball from China for cement plant

 

                                

Cast Iron Balls Specifications


a) unbreakable
b) grinding resistant
c) high impact value
d) high combined efficiency of grinding mill

Forged Grinding Steel Balls 

 

1) In general, forged steel ball has high hardness: surface hardness to 55-68 HRC, volume hardness of 50-63 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 1%.

4) Loss of grinding forged steel ball round rate is low.

 

 

National Standards

 

Specification

20

25

30

40

50

60

70

80

90

100

110

120

130

140

150

Chemical 

composition

C

Si

Mn

P

S

Cr

Ni

Cu

V

Ti

         

0.72-

0.95

0.50-

0.75

0.90

-1.20

≤0.035

≤0.035

≤0.25

0.30

0.25

0.01

0.01

         

Surface

hardness

55-64

54-62

50-60

50-58

Hardness 

of heart

≥50

≥50

≥48

≥46

 

Company measured test results

 

 

Chemical 

Composition

C

Si

Mn

S

P

Cr

0.72-0.82

0.17-0.37

0.7-0.8

≤0.035

≤0.035

0.28-0.6

 

 

Specification
(mm)

Surface 

Hardness

Hardness
of Heart

Company measured 
        test 
results

Remark

Surface 

Hardness

Hardness
of Heart

1

40

60-65

59-64

   

National  Standards

High carbon low alloy steel forging (rolling)
≤90mm:

surface hardness
HRC≥58, 

Hardness of Heart≥50;

>90mm:

surface hardness
HRC≥56, 

Hardness of Heart≥48.

2

50

60-65

58-63

64.5

63

3

60

60-65

58-63

66

64-65

4

70

60-65

58-63

   

5

75

60-65

58-63

   

6

80

58-63

56-61

66

64

7

90

58-63

56-61

63

61

8

100

58-63

56-61

62

60

9

110

57-62

52-57

63.5

59

10

120

57-62

50-55

61.5

54

11

130

56-61

42-47

62

49.5

12

140

56-61

40-45

   

 

 

Cast Iron Balls Application( Please let me know your application, Jinan zhongwei will recommend the most high cost-effective type)

  • Ball Mill
  • Mining
  • Cement Plant
  • Power Plant

Competitive advantage:

 

       1.Top high cost performance;

       2.Save annual steel ball use qty;

       3. Increase outlet derived from the best quality .

 

Performance comparation:

  1. Steel Balls for Ball mill can save usage 40-50% than low chrome casting ball(chrome percent: 5%), improve outlet 10% at least than low chrome casting ball.
  2. Steel Balls for Ball mill can save usage 20-25% than medium chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than medium chrome casting ball.
  3. Steel Balls for Ball mill can save usage 10% than high chrome casting ball(chrome percent: 5% ~ 10%), improve outlet 10% than high chrome casting ball.

Cast Iron Balls Production ( Jinan zhongwei  accept any form of the thrid-party testing)

 

Cast Iron Balls Package ( Container bags and steel drums are two common used package all over the world,let me know which one you want.)

 

 

 

 

 

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Jinan  Zhongwei  Casting And Forging Grinding Ball Co.,Ltd
Location Puji Street, Zhangqiu District, Jinan City, Shandong Province,China
Contact Person cherry lee

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