... lead melting furnace, 10 ton purification maintaining furnace, lead extruder, lead stripping machine, travelling pay-off stand, travelling take ... extruding, lead material saving. 2. major parametersextruder screw dia. 150mmextruder screw speed 5~150rpm pure lead 13~15rpmextruding output soft ... tonscooling water consumption 6.8t/hoverall power of lead extruder 145kwsize of take-up bobbin dia.1250~2500mm ...