Титан карбид

Химические свойства

Extremely hard, crystalline solid with gray metallic color. Resistivity 60 μΩ?cm (room temperature). Insoluble in water; soluble in nitric acid and aqua regia.

Физические свойства

Gray crystals. Superconducting at 1.1 K. Soluble in HNO and 3 aqua regia. Resistant to oxidation in air up to 450°C. Maximum operating temperature 3000°C in helium. Crucible container for handling molten metals such as Na, Bi, Zn, Pb, Sn, Bi, Rb, and Cd. Corroded by liquid metals Mg, Al, Si, Ti, Zr, V, Nb, Ta, Cr, Mo, Mn, Fe, Co, and Ni. Attacked by molten NaOH.

Использование

Titanium carbide is used in the manufacture of wear-resistant tools, cutting tools, As a coating for abrasive steel bearings, In the form of nano titanium carbide ceramic in optics applications, Enhance the conductivity of materials and as a nucleating agent.

Промышленное использование

Titanium carbide in a molybdenum and nickelmatrix is formulated for high-temperature service.Tensile and compressive strengths, hardness,and oxidation resistance are high at1093°C. Critical parts for welding and thermalmetalworking tools, valves, seals, and hightemperaturegauging equipment are made fromgrades of this RHM.