Heat sealing: Blister packaging is a process, and coated with a sealing machine, plastic oil, paper card and blister hot together to form a blister card packaging. - Dongguan plastic boxes
Ultrasonic sealing: a blister packaging technology, the ultrasound machine, ultrasound, will blister and blister glued together to form a double blister packaging, and high-frequency sealing, ultrasound could seal the PVC and PETG materials, can also seal the PET material and package products electromagnetic damage, particularly suitable for the encapsulation of electronic products; downside is that the ultrasonic edge only intervals punctate, and is generally a time sealed a straight edge. - Dongguan plastic boxes
High-frequency sealing: a blister packaging technology, high-frequency, high frequency machine, between the blister and the blister bonded together to form a double blister packaging.