DISPOSITIVO CON UN SISTEMA DE CANALES CALIENTES,EQUIPADOS CON UN CONDUCTOR DE CALEFACCION ELECTRICA, PARA LA APORTA- CION DE UNA MASA FUNDIDA DE MATERIAL SINTETICO A UN MOLDE DEINYECCION

摘要

An arrangement for supplying molten plastic material in heated condition to an injection mold has a plurality of heating passage forming elements which are formed as separate units capable of being mechanically assembled with one another, and each provided with a housing having at least one inlet and one outlet opening, and with an electrical heating member which is electrically controlled independently of the heating members of other heating passage forming elements.