Applied in wear-resistant coatings for cutting tools and mechanical seals due to extreme hardness (9.5 Mohs), high-temperature structural ceramics for gas turbine components operating above 1600°C, abrasive materials for precision grinding and polishing of hard metals, composite reinforcements for aluminum and polymer matrices in automotive and aerospace, power semiconductor devices (MOSFETs, diodes) for electric vehicles and renewable energy inverters, LED substrates for high-power and high-frequency electronics, bulletproof armor ceramics for military and law enforcement, nuclear fuel cladding for advanced reactors with superior radiation resistance, refractory linings for steel and glass furnaces, thermal management materials for electronics cooling, and photocatalytic degradation of pollutants under UV light. SiC offers exceptional thermal conductivity (490 W/m·K), chemical inertness, and high-temperature stability.