Induction sealing is a non-contact heating method where the sealing liner does not directly touch the sealing header. The alternating magnetic field generated by the
Conduction seal involves directly heating the sealing film and the container mouth with the heating header of the sealing machine, welding the heat-sealing layer of
A pressure seal utilizes flexible materials such as foamed plastics (PE/PP/PS/EVA) or silicone sheet as liner. These are inserted into the bottle cap, and when
A vented seal is essentially a foam gasket or induction liner with a vent hole punched into it, onto which a waterproof breathable membrane is
Some products require a foam liner to be placed inside the bottle cap. After opening the sealing, customers can use the foam liner inside the
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