... extruder 3.Density: 25-40 kg/M3 4.long lifetime PE pipe extruderFeatures :1. High-precision gearbox, high bearing capacity, ... cost, high bearing capacity, long operating life and is easy to clean and maintain. Assort with related auxiliary equipments (including ... products ,such as films, tubes, plates, panels and granules. SJ series Single-screw extrusion granulator parameter ModelScrew DiaD (mm)L ...