3903 Vinyl Duct Tape Product Data Sheet Updated : February 2000 Supersedes : New General purpose vinyl duct tape. Available in five colours for colour coding, sealing, Product Description protecting from moisture, temporary repairs and general maintenance activities. Physical Properties Adhesive Type Natural Rubber Not for specification purposes Embossed Vinyl Backing 6.2 mils Total Tape Thickness ASTM D-3652 (0.16 mm) Tape Colour Grey, blue, green, yellow and white 12 months from date of despatch by 3M when stored in the Shelf Life original carton at 21C (70F) & 50 % Relative Humidity. Performance Adhesion to Stainless 16 oz. / in. width 1.7 N/10mm Characteristics Steel ASTM D-3330 Not for specification purposes 14 lbs. /in. Tensile Strength at 24.5 N/10mm Break ASTM D-3759 129 % Elongation at Break ASTM D-3759 Temperature Use Range Up to 250F (121C) 2 Date : February 2000 3903 Vinyl Duct Tape The conformable backing of 3903 tape makes it useful for application to irregular General Information shapes. Tape 3903 is less prone to leave adhesive residue on the surface than conventional cloth duct tapes. If the adhesive side of 3903 tape accidentally falls on itself, it can be pulled apart again so the tape is not wasted. Because of the lower adhesion level of 3903 tape compared to most cloth duct tapes, it is ideally suited for temporary holding with less concern for leaving adhesive residue. Typically used at room temperature, but will remove cleanly when applied to a painted steel surface up to 250F for up to one hour. Sealing and protecting surfaces and openings from dust, dirt and moisture. Colour Application Ideas coding. Temporary repairs. General maintenance activities. Wrapping & Bundlling. Features Advantages Benefits Embossed vinyl backing Easy to tear straight across Saves time, no additional by hand tools needed, minimises waste Excellent conformability Conforms to the surface to which it is applied. Minimises amount of tape needed Contains no cloth scrim No exposed thread ends to wick water into the adhesive layer Lower unwind force Less effort to remove tape from roll. Less user fatigue. Five backing colours Can be used for colour coding. Provides easy, on- site identification. Natural rubber adhesive Adhesive releases when Less waste from having to accidentally stuck to itself throw away tangled tape. Adhesive transfer Minimal clean up when tape resistance is removed. Saves time and materials