... we have kinds of material :NBR ,HNBR ,EPDM,SILICONE,VITON ,NR.,FFPM,etc5,we offer OEM/ODM . ... We can 3D design.produce according to your drawingsUsage:Silicone tube can be widely used in aviation ,electronic ,petroleum, ... (-30~150), EPDM (-50~150), FPM (-20~200), SILICONE (-100~300)ColorRed,Orange, Yellow, Green, Blue, Puple, ... alkaline resistant; airtight; shock absorption, etc. silicon rubber tube