... 4.effective length:950mm 5.high capacity Conical Twin Screw ExtruderLSZ series conical twin screw extruders are high effective extrusion equipments. They ... quality, good self-cleaning, big application, long life and other advantages.1.direct molding of PVc powder material, ... automatic termocontrol, vacuum exhaust, screw core cooling. Air cooling or oil cooling for barrel.3.Installed with quantitative ...