金属粉末

冶金用铌粉

产品介绍

产品用途:

用作生产超硬材料和硬质合金的添加剂并用来生产电焊条、耐火材料等。

Application:

It is used to make super-hard materials and cemented carbides as alloy additives and also for producing welding electrodes, refractories, etc.

 

产品性能参数/ Product Property Parameters:

产品牌号Grade

FNb-1

FNb-2

FNb-3

FXNb-1

FXNb-2

FXNb-3

主含量

(质量分数),

(%,不小于)

Main Content (mass fraction), %, min

Nb+Ta

99.8

99.5

98

99.8

99.5

99

杂质含量

(质量分数),

(%,不大于)

Impurity Contents (mass fraction), %, max

W

0.005

0.01

0.005

0.01

0.01

Mo

0.003

0.005

0.005

0.01

0.01

Cu

0.003

0.005

0.003

0.006

0.006

Fe

0.01

0.05

0.01

0.02

0.03

Ni

0.005

0.005

0.005

0.01

0.01

Cr

0.005

0.01

0.005

0.01

0.01

Ti

0.003

0.005

0.005

0.01

0.01

Ta

0.10

0.20

0.10

0.20

0.30

Mn

0.003

0.005

0.005

0.01

0.01

Si

0.005

0.010

0.005

0.01

0.01

Al

0.003

0.006

0.006

气体杂质含量

(质量分数),

(%,不大于)

Gas Impurity Contents (mass fraction), %, max

C

0.05

0.05

0.08

0.02

0.04

0.04

O

0.20

0.20

0.50

0.30

0.35

0.50

N

0.04

0.05

0.02

0.04

0.05

H

0.005

0.005

0.01

0.005

0.01

0.01

筛分目数

Sieve mesh

-100目

-100mesh

-80目

-80 mesh

-325目

-325mesh

筛上物小于5%,  

Re-inspected plus sieve powder shall be less than 5%.

注:用户如有特殊要求,双方具体商定。

Note: Special requirements will be agreed upon by the supplier and buyer.


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