How to test the peel force of PET release film? -technical knowledge

How to test the peel force of PET release film? Source: protective film factory direct sales release time: 2019-10-15 click: 1863 pet release film peel force test Pet release film peel force test is the most complicated, generally divided into several time periods: 1. tesa7475 test tape , Test after different periods of time at room temperature. According to GB/T 2792-1998 'Test Method for Peeling Strength of Pressure Sensitive Tape 18002. After the release film is coated, take a number of A4 paper-sized samples and place them in a sealed plastic bag at room temperature for 24 hours. After 24 hours, take out the tesa 7475 test tape, and use two steel plates weighing 7.7 kg to clamp at room temperature for 20 hours. Take it out after hours, and then place it at room temperature for a few hours before testing. According to GB/T 2792-1998 'Pressure Sensitive Tape 1802 Peel Strength Test MethodFoshan Bowei Environmental Protection Material Co., Ltd. is an electronic material supplier with 20 years of experience. It can produce PET film with various functions, such as: sub-(matte) PET film, flame-retardant (fire-resistant) PET film, inkjet printing Film, anti-static PET film, anti-fog PET film, anti-UV PET film, non-shrinking PET film, PET release film, optical PET film, etc. Interested parties welcome to inquire!