... Insulator can meet various kinds of technical requirements for both molding and injection. It also has very good insulating properties, hydrophobicity, tracking ... , insulator and casing pipe for railway and city light-train and etc.T1,C1,D1,E1 are suitable for molding and T2,C2 ... ,D2,E2 are suitable for injection or extrusion. Comparing with common silicone ...