... F is made by ourselves Wenzhou rimi seal manufacture co.,ltd1, this seal is used in motor engine, it is ... carbon,ceramic, NBR,SUS3045, it can replace EH790 seal, the mechanical seal is suitable for high speed rotationthese seals are incorporated ... pumps, general purpose pumps and various types of industrial machinery. EH790 Mechanical seal for automotive water pumps,industral and general purpose pumps ...