SJ Series Single Screw Extruder 1. CE certificate and ISO900 2. screw design: single screw 3. delivery time: 20 working days Detailed Product DescriptionApplication:The extruder can be used for extruding thermo-plastics such as PVC,PP,PE,PP-R,ABS.Combined with the appropiate auxiliary machines(inducling the die head),it canused to produce many kinds of plastic products such as film, pipe, board, ...