... -photoeletric and computerized corredction system 2.frequency converter 3.temperature controller Laminating Material: OPP BOPP CPP 20-70um PET NY ... oven guide roller, Electricity heating, 3 part independent control, temperature can adjust, oven length 6.5m, bottom open.Second material ... unwinding diameter: 600mm2. Hot drum use hot oil heating, temperature can adjust, Max is 70°3. Single position torque ...