Excel Hard Tools Co.,Ltd.

Tungsten carbide, also known as cemented carbide, is composed of tungsten carbide particles and the metal cobalt composite. Tungsten carbide is a non-oxidizing hard alloy that can maintain a hardness similar to corundum [...]

Our company uses different kinds of polycrystalline diamond as the raw material, which is a kind of uniform ultra-fine particles by the high temperature, high pressure crystallization, guaranteeing the out of roundness [...]