... bonding strength Product IntroducePTE film for solar cells, crystalline silicon cells, thin film photovoltaic cells and other components within the packaging ... through a special process, with strong bonding, high light transmission, anti-aging characteristics. 0.325mm and 0.3mm ... roll, each roll length 50M, 100M and so on. Feature:1)Ultimate moisture barrier2) Increased vacuum lamination throughput3 ...