Most smallest PE film blowing machine for the laboratory test and color-master factory,can use only 1 kg ... blow film,it's a necessary equipment for machine testing,laboratory working.Technical VariablesDiameter of screw35mmL/D Ratio of screw25:1Speed ... .03mmTotal power8.0kwMachine weight300kgOverall Dimensions1700*1500*700mm SJ30,HDPE,LDPE laboratory film extruder,smallest extruder for test