Positive and Negative Pressure Vacuum Laminating Machine: Four Major Process InformationThe positive and negative pressure vacuum laminating machine is a specialized device that combines printed materials with pre-coated plastic film. It consists of four main parts: film unwinding, automatic input Vacuum Laminating Machine Positive and Negative Pressure Film Unwinding Automatic Input Hot Pressing and Laminating Automatic Winding Adhesive Coating Compact Structure Efficiency Transmission System Computer Control System Silicone Pressure Rollers Printed Materials Pre-coated Plastic Film Chrome-plated Pressure Rollers