... silicone rubber... 2.ISO 9001:2008 3.inner diameter:8-200mm 4.High-quality and competitve-price Rubber Hose:1.EPDM rubber ... machines,Temperature range:-40~120°C. NBR rubber hose,used for oil hose of machines, ... temperature range:-40~180°C. Silicon rubber hose,used for high temperature hose of machines ... .Materails:EPDM,NBR,NR,SBR,FPM,BR,silicon rubber and etc.3.Color: Black, Red, Gray ...