... 3,Nitriding treatment and spray coating screw 4,Melt material in low temperature SJ Series Single-Screw Extruder Parameters:1, Kinds of ... SJ150/33;2, Composing separate type screw and mixing parts3, This can be used in plasticizing and extruding.4, Kinds ... Advantages:1, More extrusion throughput;2, Design in advance, good in plasticization and low in energy consumption;3, Competitive price and quality ...