In various sizes and designs and with close dimensional tolerance for use as an integral part of mechanical seals in general utility pumps and chemical pumps. RCT tungsten carbide seal ring are used as the wear face of most mechanical seals for the sealing of fluids in all industries.The carbon material used are done different impregnation as per the requirement of each machine & liquid medias. Some of the commonly used impregnation are Resin impregnation. Metal impregnation etc.1. Stable quality2. 100% virgin raw material3. various size according to your demand4. Fast delivery