Printed on a gravure printing machine, using BOPP or PET film, combined with paper, PE, aluminum foil, and a PE lamination, then laminated using a laminating machine.
An easy-peel PE layer is added to the inner aluminum foil layer, with a small protruding tab.
Printed plastic film + paper surface + aluminum foil layer + heat-sealing film: High barrier properties, light-blocking, flavor locking, resistant to high-oil and high-salt broths, does not leak oil, does not soften, often used in high-end cup noodles and self-heating foods.