Ниобий порошок карбида (LF-NBC-SX)

Niobium carbideMolecular weight:104.92 Carbon content:11.45% Density:7.56g/cm3 Melting point:3490ºC Boiling point: 4300ºC Niobium carbide is brown-gray metallic powder with purple lustre.The powder also is a high melting point and high hardness material with high chemical stability and high temperature function.It is applied to high temperature refractory material and additive in cemented carbide. 1.GRADE: NbC -SX 2.CHEMICAL COMPOSITION(%) Ctotal: 11.1-11.4 Cfree: 0.05-0.2 3.IMPURITY(max): Fe: 0.1 Si: 0.05 Co: 0.02 Nb: 0.01 O: 0.4 N: 0.2 Na: 0.01 K: 0.005 Ca: 0.01 S: 0.03 4.Particle size : 5-400mesh 5. Particle size and chemical composition can be adjusted according to customers' demand. 6. Product application:Applicable in fields such as hard alloys, hard films, targets, welding materials, cermets, electronics, metallurgy, machinery, textile industry, aviation, etc.