? The lines have the advantages of well-planned layout,cimpact in structure,fine in performance such as homogenous plasticization,high output and long service life. The screws optimized. Exchanging screen rapidly about 1.5 seconds every cutting unit can guarantee the precise measurements through the adjustment of length and width, the error of product's diagonal<3mm, the using rage of products is wide. The line can adopt one ,two, three extruders together to do one layer, many layers plastic sheet ,The electric control system utilize imported frequency converter, it's safe and reliable, The lines are suit for PP,PE,PC,ABS,PVC,PMMA,PET,HTPS and etc. raw materials.