... temperature resistance.5. Excellent lubricating greases resistance.ABOUT USDalian Yingyu Co.,Ltd. is a leading designer and manufacturer of seals and rubber ... , o ring, x ring, v ring, oil seal, wiper seal, u ring, rod seal, piston seal, rubber cord, etc. The molded ... us. DF FILM BEARING SEAL/ DF RUBBER SEAL( VITON / BUNA-N/ EPDM/ SI)