screw cleaner,mould cleaning agent for cleaning the screws ... We are also willing to be your trustworthy supplier. screw cleaning agent is made with imported materials and by ... and suitable to be used to clean the screws of injection molding machine, extruder, blow molding machine and granulator. ... TPE, PP, PVC, PA, PBT, PC etc. this mould screw cleaner is a powerful cleaning agent and will not damage ...