As the material for white powder, tantalum, the tantalum carbide, general ceramics, piezoelectric ... reduction, tantalum carbide, the hydride, nitrides in air oxidation heating preparation. For the preparation of metal Ta, alloy and other tantalum capacitors ... 0.2≤ 0.3≤ 0.4ApplicationMaterial for capacitor, or tantalum powder.Material for Ta rodMaterial for Ta carbide Our company Fogang Jiata Metals ...