Hello! PETG blister and Tyvek paper are heat-sealed. In the industry, the hot pressing process is generally used, and Tyvek belongs to the medical industry. It produces medical equipment, medical catheters, soft bags, etc., and needs to enter the purification workshop, so PETG blister The heat sealing of plastic and Tyvek paper requires the use of a special heat sealing machine for the medical industry. ----Junjingsai (Chongqing) specializes in blister machines, high frequency, air compressors, and cutting machines. We are happy to answer your questions, thank you!