carbide Carbon compounded with a non-metal (such as boron, calcium, or silicon) or metal (such as in cobalt, tantalum, titanium , tungsten, or vanadium). Metal carbides are characterized by their extreme hardness and resistance to high temperature , and are used as abrasives, and in cutting, drilling, grinding, and polishing tools.
These are also divided into sub group like
Salt-like (saline) carbides
Intermediate transition metal carbides