PTFE graphite+silicone rubber core braided packing, with white or red silicone core, EPDM rubber core also available.

          Braided  from MJ-1400 silicone rubber core at central positions with Germany Steeger braider,having much high compression-compesating power,same application as 2400.

          Temperature: --200~280

          PH range:  --0~14