Heat sealing: It is a blister packaging process. The paper card with the blistering oil on the surface is heat sealed with a blister to form a blister card package. 

Ultrasonic sealing: It is a blister packaging process. Ultrasonic machine is used to generate ultrasonic waves. The blister is bonded to the blister to form a double blister package. Unlike high frequency sealing, ultrasonic can not only seal PVC, PETG. The material can also be sealed with PET material, and there is no electromagnetic damage to the packaged product, which is especially suitable for the packaging of electronic products; the disadvantage is that the ultrasonic sealing can only be separated by dots, and generally only one straight edge is sealed at a time. 

High-frequency sealing: It is a blister packaging process that uses a high-frequency machine to generate high-frequency, and bonds the blister to the blister to form a double blister package.

Shenzhen Xin Hong Yang Packing Co., Ltd., engaged in plastic box customization. Plastic box manufacturer which is better? To find plastic box custom manufacturers, choose Shenzhen Xin Hong Yang Packing Co., Ltd.,  high-quality transparent plastic box, large output, fast delivery, rapid delivery, quality assurance. 

Phone: +8613554903780 

Fax: +86-755-85207250 

E-mail: sales3@xhypackaging.com

Website: http://www.packaging-box-suppliers.com/