... lines, 100 lines. 5 plastic extrusion 3d roller 1,Grating design has: 60 lines, 76 lines, 90 lines, 100 lines. ... for reference, according to the project. plastic extrusion 2,Grating design has: 60 lines, 76 lines, 90 lines, 100 lines. ... plastic extrusion is our independent development, design, optimizes project products.3d plastic extruder4, From products graphic design to product line platforms, and ...