custom heat resistant silicone rubber bellow: 1 super heat-resistant 2 custom design 3 flexible 4 ... fast moulding Features of heat resistant silicone rubber bellow:1. tube joint Material: 100% FDA, LFGB, USP class VI ... : need discussed8. Delivery time: within 3~10 daysYour Silicone rubber bellow design or drawings is highly appreciated.We can fabricate accroading ...