REFRACTORY METALS - COMPOSITES - SPECIAL ALLOYS - MarkeTech International

$Refractory Metals and Special Alloys - MarkeTech International$

Toll Free 877-452-4910 Tel: 360-379-6707 Fax 360-379-6907	MarketTech International, Inc. 107B Louisa St. Port Townsend, WA 98368	Search Keyword(s):

Marketech's Metal Tech Group provides refractory metals, composites and special alloys for aerospace, oilfield, industrial, electronic, medical, and defense applications. We provide finished components, bar stock, sheet, tubes, wire, and rods of a wide range of compositions. For large production, we offer MIM, metal injection molding.


Niobium Powders	Niobium Rods

Niobium Pentoxide Powders	Niobium Sheets

Niobium Pentoxide Powders, Niobium Powders and Bars

		Niobium Pentoxide			Niobium Powders & Bars
		Nb205-1	Nb205-2	Nb205-3	Nb-1	Nb-2	Nb-3
Impurities (%) max.	Ta	0.05	0.10	0.30	0.2	0.25-0.5	2.0
	Ti	0.001	0.004	0.01	0.003-0.005	0.005-0.10	-
	W	0.003	0.01	0.03	0.005	0.01	-
	Mo	0.002	0.005	-	0.003-0.005	0.005	-
	Fe	0.005	0.02	0.04	0.005-0.01	0.03-0.05	0.1
	Si	0.005	0.02	0.04	0.005	0.006-0.01	0.03
	F	0.1	0.15	0.15	-	-	-
Particle Size		2-3um (FSSS), -60 mesh			-80, -100 mesh
Dimension (mm)		-			20 x 20 x Length on required
Appearance Color		White or light yellow powder			Dark gray powder
Applications		For niobium powders, niobium bars and ceramic capacitors, etc.			For superconductor and additives of welding electrodes and alloys, etc.

Niobium and Tantalum Sheets & Rods

		Niobium Materials	Ta Materials
Impurities (%) max.	Ta	0.15	-
	Nb	-	0.005-0.03
	Si	0.003	0.0025
	W	0.006	0.0015-0.008
	Mo	0.005	0.001-0.003
	Fe	0.005	0.0015-0.004
	Ti	0.005	0.001
	N	0.01	0.004
	C	0.006	0.005
	O	0.01	0.015
Dimension for Sheets(mm)		Length: max. 2000 Width: max. 400 Thickness: 0.1-15
Dimension for Rods (mm)		3-54 (Diameter) x Length on required
Applications		Suitable for heating elements and heatproof screens in high-temperature vacuum furnaces and tantalum crucibles, etc.

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