American Made Doculam hot laminating roll film on 1" core 12" x 250' x 3.0 mil with glossy finish represents quality lamination rolls for thermal laminators. Overall diameter is approximately 3.6" inches and fits most roll laminating machines on the market using 1" diameter feed roll mandrels. Doculam is polyester based with high-melt adhesive design typically used for two-side laminating and has a standard polyethylene adhesive layer typically wound toward the inside of the roll. Polyester PET plastic films resist penetration by chemicals, greases, and oils and are the most commonly used laminate for hot roll laminators, especially when encapsulating paper sheets. Doculam is proudly made in the USA and possibly the most widely used American Made product designed for laminating plain paper with low ink coverage. Doculam is commonly referred to as a very clear school film. TIP: The actual temperature required for ANY laminating film varies by laminator type (heated roller vs heat shoe), laminating speed, ambient temperature, type of paper and even the color(s) of the print being laminated. High melt adhesive design for two-sided laminating Standard polyethylene adhesive layer Economically priced and suitable for basic lamination Suitable for laminating plain paper with low ink coverage Retains properties and flexibility from -50 degrees F to 350+ degrees F Resists penetration by chemicals, greases, and oils Common Applications Menus Posters Index Cards Advertising Promotions Tab Sheets Signs & Notices Arts and Crafts