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.
				 |