... . provide goods fast 5.Welcome drawing Material:Silicone,EPDM,SR,NBR,CR,etcFeatures:1) Temperature resistance: -60°C to 250°C ... ) Colors: Only black for EPDM, but anycolor for NBR.4) Materials:EPDM, Natrual rubber,NBR,Nitrile,SBR,CR,Slicone.etc.5) Stable extrusion6 ...