... imported roller, pictures for reference, according to the project. plastic extrusion 2,Grating design has: 60 lines, 76 lines, 90 lines ... to the project. 3d pp extruder3, PP, PET 3d plastic extrusion is our independent development, design, optimizes project products. 3d plastic ... according to different models into PP, PET (G / A) special extrusion production line (equipment platforms).plastic extruder