Best-Lam standard laminating roll film on 2-1/4" core 25" x 500' x 1.5 mil with glossy finish represents quality lamination rolls for thermal laminators.Overall diameter is approximately 4.4" inches and fits most roll laminating machines on the market using 2-1/4" diameter feed roll mandrels.This film is polyester based with high-melt food grade adhesive design typically used for two-side laminating and has a standard polyethylene adhesive layer typically wound toward the outside of the roll. Adhesive melting temperature is 280 to 300 degrees F.Polyester PET plastic films resist penetration by chemicals, greases, and oils and are most commonly used laminate for hot roll laminators, especially when encapsulating paper sheets. Best-Lam standard laminate is designed for laminating plain paper with low ink coverage. Best-Lam standard 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. Enhance your graphics with Best-Lam high quality thermal polyester (PET) laminating films.FeaturesHigh melt adhesive design for two-sided laminating (encapsulation) or 1-sideStandard polyethylene (food grade) adhesive layerCompatible with Wet-Erase Pens for Write-on/Wipe-Off SurfaceEconomically priced and suitable for basic laminationSuitable for laminating plain paper with low ink coverageRetains dimensional stability from -50 degrees F to 350+ degrees FResists penetration by chemicals, greases, and oils Common Applications ChartsPostersIndex CardsAdvertising PromotionsMapsSigns & NoticesArts and Crafts