The wide range can be customized from 800 to 1600mm, and the number of roll diameters can be customized. The film has uniform thickness, good flatness, reduces processing loss, uniform color, good hiding performance, excellent temperature resistance and durability, and does not need to be coated The process can be used as a release film, which is mainly used for the isolation, filling and protection of acrylic glue, which is easy to peel off.