Raytech Magic Rubber – Raytech Rubber Fluid 350, Raytech Magic Rubber is a bi-component liquid insulating rubber that cures in less than 15 minutes at room temperature. Magic Rubber is extremely conformable, mouldable and flexible, elastic and flame retardant with high dielectric, thermal and mechanical properties. Sachet makes 350ml of Magic Rubber. Raytech Rubber Fluid 350 Magic 350ml Sachet