Cubic crystal with metallic

luster.it can keep stable under a temperature of1000-1100℃,
 

1100℃ rapidly oxidized into niobium pentoxide,with high chemical

 stability ,high meilting point and high hardnesws .Widely used in


high-temperature refractory materials and cemented

carbide additives.



particle size:2.7um

chemical content:Ct:11.35% Cf:0.8% O≤0.1%

powder color: grey

shape of powder: irregular shape