3M non-silicone secondary release liner 4935 is a 3 mil clear polyester film with a non-silicone release coating applied to one side, suitable for applications where silicone release agents can leave residue or interfere with subsequent processes. The 4935 release coating delivers a medium release level. PET film liner construction adds strength for reduced tear outs and easy converting. For specialty applications where silicone agents can slow down productivity or lessen finished product quality, our 3M non-silicone secondary release liner 4935 is an excellent choice. Instead of silicone release chemistry, this 3 mil polyester film liner features a non-silicone, fluoropolymer release coating that delivers a medium release level. This coating is applied to one side of the film to suit secondary and double liner constructions. High strength polyester film can help reduce breakage during automated cutting and dispensing processes. 3M non-silicone secondary release liner 4935 provides a moderate release level. 3M non-silicone secondary release liner 5053 offers a lower release level and 3M non-silicone secondary release liner 5932 offers the tightest release level. 3M secondary liners are available in a variety of designs and materials. 3M provides secondary release liners in polycoated and densified kraft, flatstock, HDPE and clear polyester film for a full range of adhesives and converting processes. Since 1925 when one of our lab assistants invented masking tape, 3M has been applying science to life - developing adhesive products and technologies that help entire industries and individual businesses worldwide. The work that began with a single 3M engineer now spans decades and generations. And all of it goes into each of our industrial labeling and adhesive products like 3M non-silicone secondary release liner 4935 to help businesses like yours operate faster, better and more efficiently.