1. The surface of glue roller is embossed by netting design and plated by chrome treatment.
2. The surface of ductor roller is grinded and plated by chrome treatment.
3. The surface of pressure roller is plated by chrome treatment.
1. With preheating rollers. 2. Up-down adjustment of pressure roller is controlled by pneumatic system. 3. The clearance between glue roller, ductor roller, glue roller, and pressure roller, is controlled by manual.