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Films commonly used for printed layers Polyester (BOPET), Nylon (BONY or BOPA), Biaxially oriented polypropylene (BOPP), Pearlescent film (foamed BOPP), Cellophane (PT), Polyethylene (PE), Paper 1. Polyester (PET) Density is 1.35-1.39 Main performance: High mechanical strength. Its tensile strength is comparable to that of aluminum foil, 3 times that of nylon, and 9 times that […]

Plastic film Plastic film is one of the most used packaging materials, accounting for about 40% of plastic packaging materials. Usually, those with a thickness of 0.3 mm or less are called films, those with a thickness of 0.3 to 0.7 mm are called sheets, and those with a thickness of 0.7 mm or more

Ink selection: The following factors are considered when choosing gravure inks for heat shrinkable labels. 1. Drying performance of ink When printing shrink film, the printing speed is slow, the drying temperature is low, and the substrate is easily eroded by solvents, so special attention should be paid to selecting inks with better solvent release