High Quality Forged Grinding Ball For Cement Plants From China

Loading Port:Qingdao Port

Payment Terms:TT or LC

Min Order Qty:25M.T. m.t.

Supply Capability:200000M.T./Year m.t./month

Product Description:

Low Price High Quality Forged Grinding Ball For Cement Plants From China

 

1.Chemical composition of High Quality Forged Grinding Ball For Cement Plants From China

Material

C

Mn

Si

Cr

S

P

50MN

0.48-0.56

0.70-1.0

0.17-0.37

≤0.25

≤0.035

≤0.035

60MN

0.57-0.65

0.70-1.0

0.17-0.37

≤0.25

≤0.035

≤0.035

65MN

0.60-0.70

0.90-1.20

0.17-0.37

≤0.25

≤0.035

≤0.035

75Mn

0.72-0.92

0.17-0.37

0.17-0.37

0.4-0.6

≤0.035

≤0.035

75MnCr

0.70-0.85

0.7-0.8

0.17-0.37

0.2-0.7

≤0.03

≤0.03

75SiMn

0.70-0.90

0.7-1.2

0.4-0.8

≤0.25

≤0.03

≤0.03

Wear-resistant Alloy

0.5-0.65

0.4-1.0

1.4-1.8

0.9-1.2

≤0.03

≤0.03

 

2.Product Description of High Quality Forged Grinding Ball For Cement Plants From China

Impact Test AK.J/cm2

Endurance Test Times(5m)

Surface Hardness

Core Hardness

≥12

≥10000

≥56

≥48

≥13

≥10000

≥58

≥50

≥15

≥12000

≥60

≥50

≥17

≥12000

≥60

≥52

≥16

≥12000

≥60

≥50

≥17

≥12000

≥60

≥54