tungsten powder

Detailed Product Description

1.Molecular Formula:FW
2.Appearance: Tungsten powder is dark grey.Spaying tungsten powder bright grey
3.Application: mostly used as material for production of Tungsten plate, bar and Cemented carbide products

Oxygen Content

Grade	Oxygen Content（%）
FW-1	≤0.20
FW-2	≤0.25
FWP-1	≤0.20

Chemical Composition

Grade		FW-1	FW-2	FWP-1
Main Comp W Min. (%)		99.95	99.9	99.9
Impurities Max.（%）	Pb	0.001	0.001	0.001
	Bi	1E-04	0.001	0.001
	Sn	1E-04	0.001	0.001
	Sb	0.001	0.001	0.001
	As	0.002	0.002	0.002
	Fe	0.005	0.02	0.03
	Ni	0.003	0.005	0.005
	Cu	0.001	0.005	/
	Al	0.001	0.003	0.005
	Si	0.003	0.08	0.01
	Ca	0.002	0.005	0.005
	Mg	0.002	0.005	0.005
	Mo	0.008	0.02	0.02
	P	0.001	0.005	0.005
	C	0.005	0.008	0.01
	K	0.002	0.005	/
	Na	0.002	0.005	/

Notes:
1).Normal size range: 1-20um, if with super fine or coarse grain size, then contact us in details.
2).Please make it clear as you order about: BET or F.S.S.S, Oxygen and trace element content.
3).Packing:In steel drum with two layer ploythene bags
4).Net weight per drum:50kg,100kg,200kg