Description

Tungsten powder：

FW1、FW2

Chemical composition（Chief component content）：

FW1：W≥99.95%

FW2：W≥99.90%

Application：

For making tungsten products、contact alloy、heavy alloy、horniness alloy、alloy additive、chemical industrial agents, etc.

Max Impurity content:（%）, max
























































































 

	FW1	FW2
Pb	-	0.001
Bi	-	0.001
Sn	-	0.001
Sb	-	0.001
As	-	0.002
Fe	0.005	0.030
Ni	0.003	0.005
Cu	0.001	-
Al	0.002	0.005
Si	0.003	0.010
Ca	0.003	0.005
Mg	0.002	0.005
Mo	0.10	0.20
P	0.001	0.005
C	0.005	0.010
O	0.25	0.25

Dimension:























 

Dimension	15	25	35	45	55	65	75
Fsss μm	1.0-2.0	2.1-3.0	3.1-4.0	4.1-5.0	5.1-6.0	6.1-7.0	＞7.1