suitable for platics molding injection ,extrusion,film,fiber process. New Era in Plastics Molding Injetion,Extrusion,Film,Fiber..... ... are all in view with the induction heating system. MAGMA replaces conventional band heaters with heating coils wrapped around a ... a high-frequency power supply,the coils operate on the induction principle leading to quick start-up;uniform ,symmetrical heating ...