... , PR, UP, PEC, PF, VF, MP, PMMA, PET, PBT, PPS, MPPO, PI, LCP, etc.. Lucheng screw with the advantages of location, services ... : >2mmThe production of screw barrel type:1. injection screw barrel, injection Molding screw barrel,screw tips/screw nozzle,2.single screw barrel3. Twin screw barrel4. Twin Conical ...