Category of Molybdenum Bar

Molybdenum Bar Picture

According to different chemical content and application, molybdenum bar can be divided into Mo-1, Mo-2, Mo-3 and Mo-4.

Mo-1 can be used for drawing ordinary molybdenum wire, making glass fiber electrode, steel-making additive; Mo-2, Mo-3 can be used as raw material for milled finished products; Mo-4 can be used as the steel-making additive.

Following is a table to show molybdneum category in detail (impurities content which accords with GB3462-82 standard):

Grade

Mo-1

Mo-2

Mo-3

Mo-4

Content of moly(%)≧

99.95

99.8

99.5

99.5

Other
Elements≦
(%)

Pb

0.0001

0.0001

0.0001

0.0001

Bi

0.0001

0.0001

0.0001

0.0005

Sn

0.0001

0.0001

0.0001

0.0005

Sb

0.0005

0.0005

0.0005

0.0005

Cd

0.0001

0.0001

0.0001

0.0005

Fe

0.005

0.005

——

——

Ni

0.003

0.003

0.003

——

Si

0.002

0.002

——

0.005

Mg

0.002

0.002

——

——

P

——

0.001

——

——

C

——

0.005

0.005

——

O

——

0.003

0.003

0.007

N

0.003

0.003

——

——

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