High Chromium Gringding Ball apply for Power Plant in Good Quality and Vary Low Breakage Rate

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Loading Port:
Qingdao
Payment Terms:
TT or LC
Min Order Qty:
25M.T. m.t.
Supply Capability:
200000M.T./Year m.t./month

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Product Description:

1.  Specification of High Chromium Cast Alloyed Grinding Ball for Power Plant and Mineral Processing

    1. Diameter: 20mm-150mm
    2. Grade: 22Cr, 17Cr, 15Cr, 11Cr, 5Cr, 1.5Cr, etc
    3. Chemical composition: C, Si, Mn, Cr, P, S, Mo, Cu, Ni, etc
    4. Surface treatment: burnt sand & smooth. 
    5. It is free from hard spot, visible injurious defects such as blow hole,porosity,  shrinkage, cracks, cold-shuts.

 2. Size of High Chromium Cast Alloyed Grinding Ball for Power Plant and Mineral Processing

Norminal Diameter

Theorial Diameter

Theorial Weight

Surface Hardness

Core Hardness

(mm)

(mm)

(kg/per piece)

(HRC)

(HRC)

20

20.8

0.037

62-65

62-65

25

28.0

0.072

30

31.2

0.125

35

36.4

0.198

62-65

61-64

40

41.6

0.296

45

46.8

0.421

50

52.0

0.578

55

57.2

0.769

60

62.4

0.999

65

67.6

1.270

60-63

59-62

70

72.8

1.586

75

78.0

1.951

80

83.2

2.367

85

87

2.5243

59-64

59-64

90

92

2.9964

95

97

3.5241

100

102

4.1103

105

107

4.7582

110

112

5.4710

115

118

6.2512

58-63

58-63

120

122

7.1026

125

127

8.0279

130

133

9.0303

58-63

57-63

135

138

10.1076

140

143

11.2728

145

148

12.5243

150

153

13.8651

 

3. Features of High Chromium Cast Alloyed Grinding Ball for Power Plant and Mineral Processing

Composition

 (%)

C

Si

Mn

Cr

P

S

Hardness

(HRC)

Wear Rate in Gold Mine

Low Cr Cast Balls

2.0~3.0

0.5~1.5

≤0.50

1.5~2.5

≤0.07

≤0.07

46~55

About 1000g/MT

Mid Cr Cast Balls

2.0~3.5

≤1.0

0.3~1.2

4.0~6.0

≤0.10

≤0.10

≥50

About 870g/MT

Cr12 Cast Balls

2.0~3.0

≤1.2

0.7~2.0

10~12

≤0.06

≤0.06

≥55

≤820g/MT

 

Cr15 Cast Balls

2.0~3.0

≤1.2

0.7~2.0

14~16

≤0.06

≤0.06

≥58

Cr20 Cast Balls

2.0~3.5

≤1.0

0.5~1.5

17~23

≤0.06

≤0.06

≥60

≤760g/MT

 High Chromium Gringding Ball apply for Power Plant in Good Quality and Vary Low Breakage Rate

 

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CMD is one of the largest manufacturers and professional exporters of forged grinding balls and cast grinding balls in China, with an annual output of 50,000 tons. Now, there are 180 employees in our company, with an area of 20,000 square meters. Our products are mainly exported to more than 20 countries in the world, such as Africa, South America, Asia, and Australia. 

1. Manufacturer Overview

Location Shandong, China
Year Established 1983
Annual Output Value Above US$100 Million
Main Markets South Asia, South Asia, Central America, Western Europe, Eastern Asia, Mid East, Oceania, Africa
Company Certifications ISO9001;IS014001 Certificate

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port Qingdao Port
Export Percentage
No.of Employees in Trade Department 3-5 People
Language Spoken: English;Chinese;Japanese;Korean
b)Factory Information  
Factory Size: Above 20,000 square meters
No. of Production Lines 8
Contract Manufacturing Grinding steel balls;Grinding steel cylpebs;Grinding media;Grinding meida ball
Product Price Range Average