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Solid Solution Powders of Tantalum-niobium Carbide

CMTRM is the first enterprise engaged in the smelting and production of tungsten, molybdenum, tantalum and niobium in China. Through decades of technology accumulation and precipitation, the company has mastered the processing characteristics of various kinds of powder from raw ore control, smelting technology to powder preparation.

Product Description

產(chǎn)品用途:

用作硬質合金及金屬陶瓷的添加劑，可以改善合金的高溫硬度、高溫強度和抗氧化性能。

Application:

As an additive for cemented carbides and cermets, it can improve the high temperaturehardness, high temperature strength and oxidation resistance of the alloy

產(chǎn)品性能參數(shù)/ Product Property Parameters：

牌號 Grade			90:10	80:20	70:30	60：40	50:50
粒度范圍 Fsss (μm)	一級Level-1		Fsss≤1.0
	二級Level-2		1.0＜Fsss≤1.5
	三級Level-3		1.5＜Fsss≤3.0
主含量（質量分數(shù)），% Main Content (mass fraction)	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	21.0 ±1.0	26.6 ±1.2	35.0 ±1.3	44.3 ±1.5
	總碳 T.C		6.75 ±0.3	7.3 ±0.3	7.8 ±0.3	8.2 ±0.3	8.8 ±0.3
	游離碳， (不大于) F.C，max		0.15
雜質含量（質量分數(shù)），（%，不大于） Impurity Contents (mass fraction), %, max	Co		0.10
	Mo		0.10
	Si		0.10
	Fe		0.10
	Ni		0.04
	K		0.005
	Na		0.005
	Mn		0.05
	Sn		0.01
	Ca		0.01
	Al		0.015
	Ti		0.20
	W		0.20
	Cr		0.10
氣體雜質含量（質量分數(shù)），（%，不大于） Gas Impurity Contents (mass fraction), %, max	O	一級 Level-1	0.30
		二級 Level-2	0.25
		三級Level-3	0.20
	N		0.15	0.20	0.25	0.30	0.30
注：用戶如有特殊要求，雙方具體商定。 Note: Special requirements will be agreed upon by the supplier and buyer.