PET/PLA environmental protection sheet production line: The twin-screw non-drying and air exhaust PET/PLA sheet production line launched by Jwell has the characteristics of low energy consumption, simple process and convenient equipment operation and maintenance. Its unique screw combination structure effectively reduces the viscosity drop of PET/PLA resin, symmetrical thin wall roller improves cooling efficiency and enhances productivity and sheet quality, multi-component feeding device can reasonably control the proportion of new material, return material, color master, etc., the produced sheet can be used in the fields of plastic printing and packaging.