Technical Data July 2015 3M Thermally Conductive Adhesive Transfer Tapes 8805 8810 8815 8820 Product Description 3M Thermally Conductive Adhesive Transfer Tapes 8805, 8810, 8815 and 8820 are designed to provide a preferential heat-transfer path between heat-generating components and heat sinks or other cooling devices (e.g., fans, heat spreaders or heat pipes). Features and Benefits High mechanical strength Improved surface wet-out for rough surface/LSE substrates Excellent shock performance Wider and longer roll is available Halogen free* Ideal for thin bonding applications Good thermal transfer Product Construction 3M Thermally Conductive Adhesive Transfer Tapes Product Number 8805 8810 8815 8820 Color White Tape Type Filled Acrylic Polymer Tape Thickness 0.125 mm (5 mils) 0.25 mm (10 mils) 0.375 mm (15 mils) 0.50 mm (20 mils) Filler Type Ceramic Liner Type Dual liner using silicone-treated polyester. Easy release PET liner is clear in color, tight side PET liner is blue in color Liner Thickness 37.5-50 m (1.5~2 mils) thickness for inside or outside wound liner. * Halogen Free is denfi ed as having maximum 900 ppm bromine, maximum 900 ppm chlorine, and/or maximum 1500 ppm total bromine and chlorine, per IEC 61249-2-21. 3M Thermally Conductive Adhesive Transfer Tapes 8805 8810 8815 8820 Typical Physical Properties and Performance Characteristics Note: The following technical information and data should be considered representative or typical only and should not be used for specification purposes. 3M Thermally Conductive Adhesive Transfer Tapes Product Number 8805 8810 8815 8820 Property Value Method 2 Thermal Impedance (C cm /W) 3.2 5.8 7.7 9.7 3M test method 2 (C in /W) (0.5) (0.9) (1.2) (1.5) Thermal Conductivity (W/m-K) 0.60 ASTM C-177 Specific Gravity 1.07 g/cc 11 11 11 11 Surface Resistivity (-cm) 1.6 x 10 1.6 x 10 1.5 x 10 **1.5 x 10 ASTM D-2577 11 11 11 11 Volume Resistivity (-cm) 5.2 x 10 3.9 x 10 3.8 x 10 **3.8 x 10 ASTM D-2577 Dielectric Strength (kV/mm) 26 ** ASTM D-149 (V/mil) (688) ** Dielectric Properties (frequency) 3 MHz 100 MHz 1 GHz ASTM D-150 ** Dielectric Constant (8815) 93.5 3.2 3.0 ASTM D-150 ** 90 Degree Peel Test grams/25.4 mm width (oz/in) 8805 8810 8815 8820 Untreated aluminum substrate Room Temp Dwell 15 min 990 (35) 1300 (46) 1500 (53) 1700 (60) 3M test method 1 mil PET Backing 65C Dwell 15 min 1450 (51) 2040 (72) 2440 (86) 2780 (98) Room Temp Dwell 72 hrs 1500 (53) 2130 (75) 2520 (89) 3060 (108) 65C Temp Dwell 72 hrs 1590 (56) 2500 (88) 4000 (141) 4130 (181) 3M test method: Static Shear test of holding PASS PASS PASS PASS SS & PET 2 1000g Room Temp using 1 in Hold weight 1 week 3M test method: Static Shear test of holding PASS PASS PASS PASS SS & PET 2 500g 70C using 1 in Hold weight 1 week Products pass UL-746C Heat Aging testing* and Heat Aging and Environmental Environmental Cycling testing. Contact your TBD UL-746C Cycling Performance 3M technical services representative for details. * UL-746A file number E213134 ** Estimated value based on Tape 8815 test data *** When ASTM is mentioned, the test was performed in accordance with the ASTM test method (2)