SOLID SOLUTION POWDERRS OF TANTALUM-NIOBIUM CARBIDE

Grade：Grade:90:10,80:20,70:30,60:40,50:50Appearance：darkgreypowder Grade90:1080:2070:3060:4050:50ChemicalcompositionTa84.4±1.571.5±1.565.6±1.556.0±1.346.9±1.3Nb8.85±1.021±1.026.6±1.235.0±1.344.3±1.5T.

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Grade：Grade:90:10,80:20,70:30,60:40,50:50

Appearance：dark grey powder

Grade			90:10	80:20	70:30	60:40	50:50
Chemical composition	Ta		84.4±1.5	71.5±1.5	65.6±1.5	56.0±1.3	46.9±1.3
	Nb		8.85±1.0	21±1.0	26.6±1.2	35.0±1.3	44.3±1.5
	T.C		6.75±0.3	7.3±0.3	7.8±0.3	8.2±0.3	8.8±0.3
	F.C		≤0.15	≤0.15	≤0.15	≤0.15	≤0.15
Impurities content%,max	Co		0.1	0.1	0.1	0.1	0.1
	Mo		0.1	0.1	0.1	0.1	0.1
	Si		0.02	0.02	0.02	0.02	0.02
	Fe		0.15	0.15	0.15	0.15	0.15
	Ni		0.04	0.04	0.04	0.04	0.04
	K		0.008	0.008	0.008	0.008	0.008
	Na		0.008	0.008	0.008	0.008	0.008
	Mn		0.05	0.05	0.05	0.05	0.05
	Sn		0.01	0.01	0.01	0.01	0.01
	Ca		0.01	0.01	0.01	0.01	0.01
	Al		0.015	0.015	0.015	0.015	0.015
	N		0.25	0.2	0.25	0.25	0.25
	O	1	0.35	0.35	0.35	0.35	0.35
		2	0.25	0.25	0.25	0.25	0.25
		3	0.2	0.2	0.2	0.2	0.2
	Ti		0.2	0.3	0.3	0.3	0.3
	W		0.2	0.35	0.35	0.35	0.35
	Cr		0.1	0.1	0.1	0.1	0.1
Fsss μm	1		1.0-1.2
	2		1.2-1.5
	3		1.5-3.5
Application			For cemented carbide