PP/PE Double Step Granulating Line,its first screw diameter :100mm,L/D 34:1,second screw diameter:100mm,L/D10:1,Output:250 kg/h Double step recycling granulating machine:consists of an forced feeding extruder,a single screw extruder,vaccum exhausting unit,filter exchanging unit,pelletizing device and so on.Increase the diameter of feeding section of screw.Compressor with a large volume of the ...