Model Number: Niobium Carbide Powder Key Specifications/Special Features: Commodity: niobium carbide powderParticle sizes: FSSS 1.0 to 1.5 and 1.5 to 4, -80mesh (-180m) and-100mesh (150m)or as requests CommodityNiobium carbide powder NbC%minimum 99.5% (minimum) Total Carbon 11.00% (minimum) Free Carbon 0.05% (maximum) Si 0.01% (maximum) Fe 0.10% (maximum) N 0.10% (maximum) Ti 0.008% (maximum) Mn 0.05% (maximum) O 0.15% (maximum) Ta 0.20% (maximum) Particle Sizes FSSS 1.0 to 1.5 and 1.5 to 4, -80mesh (-180m) and -100mesh (150m) or as requests Uses Material of cemented carbide alloy, niobium bar, niobium powder and weld material of PTA (plasma transferred arc) welding Packing In iron drums with inner plastic bags of 30/40/50kg net each or as requested Remarks NbC in crystal and powder could be supplied, please kindly inform us so as to meet the demand if would have the special specifications