Tungsten carbide balls and seats are made against API standard, mainly used for sucker rod pumps in oil industry. Both blanks and finished parts are available to provide.

Vulcan Hardmetal is a professional manufacturer and stockist for tungsten carbide products in China. 
Tungsten carbide is one of the hardest metal and is the excellent material for cutting tools. 
Vulcan Hardmetal company could provide various tungsten carbide cutters for different applications, Such as wood working, steel cutting and machining, paper&texitle cuttings,etc. 

Our experience in production,quality control system and our technical ability could meet and exceed even the most demanding requirments