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

产品用途:

用作硬质合金及金属陶瓷的添加剂，可以改善合金的高温硬度、高温强度和抗氧化性能。

Application:

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

产品性能参数/ Product Property Parameters：

牌号 Grade			90:10	80:20	70:30	60：40	50:50
粒度范围 Fsss (μm)	一级Level-1		Fsss≤1.0
	二级Level-2		1.0＜Fsss≤1.5
	三级Level-3		1.5＜Fsss≤3.0
主含量（质量分数），% 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
	总碳 T.C		6.75 ±0.3	7.3 ±0.3	7.8 ±0.3	8.2 ±0.3	8.8 ±0.3
	游离碳， (不大于) F.C，max		0.15
杂质含量（质量分数），（%，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
气体杂质含量（质量分数），（%，不大于） Gas Impurity Contents (mass fraction), %, max	O	一级 Level-1	0.30
		二级 Level-2	0.25
		三级Level-3	0.20
	N		0.15	0.20	0.25	0.30	0.30
注：用户如有特殊要求，双方具体商定。 Note: Special requirements will be agreed upon by the supplier and buyer.