431, SILVER, 55M X 50MM

431 Aluminium Foil Tape (No. 439 Linered Version) Product Data Sheet Updated : March 1996 Supersedes : October 1993 Product Description An aluminium foil with transparent acrylic adhesive designed for permanent sealing, holding, splicing or masking requiring the protection offered by a foil backing. Physical Properties Adhesive Type Acrylic Backing Aluminium foil Thickness (ASTM D-3652) 90 µm Backing Thickness 50 µm Tape Colour Shiny silver Shelf Life 12 months from date of despatch by 3M when stored in the original carton at 21°C (70°F) & 50 % Relative Humidity Adhesion to Stainless Steel ASTM D-3330 4.4 N/10mm Tensile Strength 3.0 N/10mm Not for specification purposes Performance Characteristics Not for specification purposes ASTM D-3759 Elongation at Break 5.0 % ASTM D-3759 Temperature Range Maximum 150 °C Water Vapour Transmission Rate .1.55g water/m² / 24h 2 Date : March 1996 431 Aluminium Foil Tape Additional Product Information Foil backing provides an excellent reflective surface for both heat and light. Good, long ageing performance both indoors and out. Application Techniques Best results are attained when applied to a clean, dry and non dusty surface above 0°C. To improve adhesion ensure firm an even application pressure is applied. Applications Seal and patch tears in truck trailers, as well as other equipment tested outdoors. Heat reflection and cold conduction in appliances. Mechanical holding and splicing in general industry. Specifications Low moisture vapour transmission rate offers excellent sealing and patching performance. Good maskant in electroplating of aluminium, as well as other critical operations. FEATURES ADVANTAGES BENEFITS Aluminium foil backing. Ultimate protection. Protects parts from water, dust or chemical damage. Heat reflective. Protects parts from heat. Non-flammable. Will not aid combustion. Acrylic adhesive. Long ageing. Reduces cost of replacing damaged parts. Flame resistant U.L. Approved Class "L" low flammability. No. 431 passed all requirements in accordance with F.A.A. Regulation No. 25, Paragraph 28.853. These tests, which include flame retardant properties, are required on all materials used in cabin exteriors of commercial aircraft. 3M is a trademark of the 3M Company. Values presented have been determined by standard test methods and are average values not to be used for specification purposes. Our recommendations on the use of our products are based on tests believed to be reliable but we would ask that you conduct your own tests to determine their suitability for your applications. This is because 3M cannot accept any responsibility or liability direct or consequential for loss or damage caused as a result of our recommendations. Industrial Adhesives & Tapes Division 3M Belgium Hermeslaan 7 1831 Diegem Belgium I Industrial Adhesives & Tapes Division 3M Nederland Molengraafsingel 29 2629 JD Delft Nederland