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4936F Datasheet(PDF) 7 Page - 3M Electronics |
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4936F Datasheet(HTML) 7 Page - 3M Electronics |
7 / 10 page - 7 - Additional Typical Performance Characteristics Outgassing: 3M™ VHB™ Tapes % TML %VCM %WVR 4930 0.77 0.01 0.21 4932 2.41 0.66 0.23 4945 1.24 0.01 0.19 TML - Total Mass Loss VCM - Volatile Condensible Materials WVR - Water Vapor Regained NASA Reference Publication, “Outgassing Data for Selecting Spacecraft Materials”, (11/18/2004) Available online at http://outgassing.nasa.gov Resistivity (ASTM D257) 3M™ VHB™ Volume Resistivity Surface Resistance Tapes (in ohm-cm) (in ohms/square) 4914 1.7 x 1011 >1016 4941 2.1 x 1014 2.7 x 1014 5952 2.5 x 1014 >1016 4950 1.5 x 1015 >1016 4920 1.7 x 1015 >1016 4910 3.1 x 1015 >1016 4611 1.4 x 1015 >1016 3M™ VHB™ Tapes UL746C Listings - File MH 17478 Category QOQW2 Component - Polymeric Adhesive Systems, Electrical Equipment Note: The following technical information and data should be considered representative or typical only and should not be used for specification purposes. 3M™ VHB™ Tapes Thermal Conductivity - K-value 3M™ VHB™ BTU in/ Tapes hr ft2 °F (w/mK) 4941 0.53 (0.08) 5952 0.37 (0.05) 4950/4945 0.63 (0.09) 4910 1.09 (0.16) 4611 0.77 (0.11) R-Value = thickness K-value (When units of K-value are BTU-in/hr ft2 °F and thickness is given in inches.) Dielectric Breakdown Strength (ASTM D149) 3M™ VHB™ Tapes (in volts/mil) 4941 360 4926 330 5952 455 5925 520 4950 460 4920 640 4910 630 4611 330 Dielectric Constant (ASTM D150) 3M™ VHB™ Dielectric Dissipation Tapes Constant Factor 4941 at 1 kHz 2.29 0.0245 at 1 MHz 1.99 0.0374 5952 at 1 kHz 2.14 0.0065 at 1 MHz 1.95 0.0506 4950 at 1 kHz 2.28 0.0227 at 1 MHz 1.99 0.0370 4910 at 1 kHz 3.21 0.0214 at 1 MHz 2.68 0.0595 4611 at 1 kHz 2.80 0.0130 at 1 MHz 2.43 0.0564 3M™ VHB™ Tapes/ Temperature Rating Product Families Substrates Minimum Maximum Ceramic -35°C 110°C Aluminum, Galvanized steel, stainless -35°C 90°C steel, enameled steel, nickel coated ABS, glass (with or without silane coating) PVC, glass/epoxy, PBT, polycarbonate, acrylic/polyurethane paint, polyester paint ABS -35°C 75°C 4919F, 4926, 4936, 4936F, 4941, 4941F, 4947F, 4956, 4956F, 4979F Aluminum, galvanized steel, -35°C 110°C enameled steel, stainless steel, ceramic, glass/epoxy PBT, Acrylic -35°C 90°C ABS, Polycarbonate, Rigid PVC -35°C 75°C 4914, 4920, 4930, 4950 Phenolic, aluminum, galvanized -35°C 110°C steel, alkyd enamel ABS, polycarbonate, polyimide, -35°C 90°C stainless steel, acrylic/polyurethane paint, polyester paint unplasticized PVC -35°C 75°C 4945, 4946 Polycarbonate, Primer 94 coated -35°C 90°C polycarbonate, aluminum, acrylic/ polyurethane paint, galvanized steel, steel, polyester paint, epoxy/polyester paint, epoxy paint, glass (with or without silane coating), stainless steel, enameled steel, glass epoxy, polybutylene terephthalate, Nylon®, Noryl® (PPE) polyphenenlene ether Rigid PVC, ABS -35°C 75°C Acrylic -35°C 90°C Acrylic -35°C 80°C Cellulose Acetate Butyrate -35°C 90°C Polycarbonate, aluminum, acrylic/ -35°C 90°C polyurethane paint, polyester paint 4991 Stainless steel, aluminum, galvanized -35°C 110°C steel, glass, glass/epoxy, phenolic Nylon, polycarbonate -35°C 90°C ABS, rigid PVC -35°C 75°C 4611, 4646, 4655 5915, 5915P, 5925, 5925P, 5930, 5930P, 5952, 5952P 5962, 5962P 5915, 5925, 5930, 5952 5962 5952 A current list can be found at www.ul.com (select certifications, search file MH17478) Typical 3M™ VHB™ Tape Properties for Modeling Thermal Coefficient of Expansion 1 x 10-4 in/in/°F 1.8 x 10-4 mm/mm/°C Shear Modulus (@25°C, 1 Hz) 4950 Family: 6 x 105 Pa 4941 Family: 3 x 105 Pa (Shear Modulus is both temperature and frequency dependent). Youngs Modulus: For VHB tapes the Youngs Modulus will be about 3 times the Shear Modulus. Poisson’s Ratio 0.49 Burn Characteristics 3M™ VHB™ Tape 5958FR Meets FAR 25.853 (a) 12 second vertical burn, Appendix F, Part I (a)(ii). Meets NBS Smoking Density (ASTM F814/E662). Meets Toxicity (Draeger Tube ABD0031, AITM 3.0005) % A d h e s i v e R e t e n t i o n Solvent and Fuel Resistance 100 90 80 70 60 50 40 30 20 10 0 100 90 80 70 60 50 40 30 20 10 0 Water Salt Water Hydraulic Fluid 10W30 Motor Oil Glycol Antifreeze Kerosene Isopropyl Alcohol Jet Fuel Gasoline MEK Test Method • Tape between stainless steel and aluminum foil. • 72 hours dwell at room temperature. • Solvent immersion for 72 hours. • Test within 45 minutes after removing from solvent. • 90° peel angle. • 12 in./min. rate of peel. • Peel adhesion compared to control. Note: Continuous submersion in chemical solutions is not recommended. The above information is presented to show that occasional chemical contact should not be detrimental to tape performance in most applications in ordinary use. Polycarbonate, aluminum, -35°C 90°C acrylic/polyurethane paint 4905, 4910 Water Vapor Transmission Rate (WVTR) (ASTM F1249) at 38°C/100% RH 3M™ VHB™ Tapes 4950 14.0 g/(m2 day) 4941 25.6 g/(m2 day) 5952 37.1 g/(m2 day) |
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