... extruder with L/D ratio 3, Good quality with low price I Main ParametersItemsUnitMagnitudeRemarkdisposal material PP,PE,PS,HIPSThicknessmm0 ... tooth surface, large twisting moment, high rev and low noise4 Filter screenDouble-post hydraulic fast screen changer5 Heater ... hard chrome plating, grinding, IF, polished.(V) Edge Trimming Device1 Blade material high grade alloy steel2 Localization rotary cutting ...