Heat-treatment cast grinding ball

Product Name

grinding ball

Brand

LONGZHONG

Standard

GB

Technique

Cast

Raw material

alloy

Certificate

ISO, CE

Impact strength

<12J/cm²

Place of origin

Shandong, China

Anti-rust

Provide dry packaging.

Grade

G10-G1000

Hardness

HRC 50-62 (Accept customized by clients.)

Sample

Free

Stock

In stocks for regular sizes.

Packing

800kg/Drum or 1000kg/Bag

Payment Term

T/T, L/C, Western Union, Paypal. 

Delivery Time

5-30 days after receiving your deposit.

Application

Use for Mine-concentrator, Power plants, Cement plants, Refractory plants, other industries.

Grade of Steel

C

Mn

Cr

S

P

Si

Mo

C45

0.42-0.50

0.5-0.8

≤0.25

≤0.035

≤0.035

0.17-0.37

42CrMo

0.38-0.44

0.5-0.8

0.9-1.2

≤0.035

≤0.035

0.2-4

0.03-0.06

50Mn

0.48-0.56

0.7-1.0

≤0.25

≤0.035

≤0.035

0.17-0.37

60Mn

0.57-0.62

0.7-0.9

≤0.25

≤0.035

≤0.035

0.17-0.37

65Mn

0.62-0.70

0.9-1.2

≤0.25

≤0.035

≤0.035

0.17-0.37

40Cr

0.37-0.45

0.5-0.8

0.8-1.1

≤0.035

≤0.035

0.17-0.37

B2

0.75-0.85

0.7-0.8

0.28-0.6

≤0.005

≤0.013

0.17-0.37

B3

0.62-0.67

0.7-1.0

0.7-1.2

≤0.005

≤0.013

1.1-1.4 or    1.6-1.9

B6

0.75-0.9

0.8-1.02

0.7-1.05

0-0.022

0-0.022

0.1-0.4

0.03-0.15

Nominal Diameter

Diameter Tolerance

Weight of Single Ball

Numbers of Per Ton

(mm)

(mm)

(g)

32150

20

+2

-1

32

15625

25

64

9090

30

110

5645

40

263

3802

50

513

1949

60

+3

-2

888

1126

70

1410

709

80

2104

485

90

2996

333

100

4110

243

110

+4

-2

5457

182

120

7102

140

130

9030

110

140

11279

88

150

13871

72