... masterbatch granulesPP,PA,ABS,PBT,ect+burning agent and other auxiliary agents:combustion-supporting machine pelletsPP,PE,PS ect +starch:de-composing ... and VolatilizationPolystyrene oxide,high-absorbing resin,chlorine sulphur polyethylenePowder paintPolyester,ring oxide,lactide,polyurethane,acrylateCERTIFICATION:Extruder screw elements co-rotating twin screw extruder screw and barrel ...