Top 5 - Epoxies for Underfill Applications

EP4UF-80 ONE PART EPOXY WITH LOW THERMAL RESISTANCE Click to request TDS for EP4UF-80 EP3UF ONE PART, THERMALLY CONDUCTIVE EPOXY SYSTEM • Thermally conductive and electrically insulating • Meets NASA low outgassing speci cations • Ultra ne particle size Click to request TDS for EP3UF Glass transition temperature (T g ) Tensile modulus, 25°C Thermal conductivity, 25°C Service temperature range 150-155°C 900,000-1,100,000 psi 4.5-5.2 BTU•in/(ft •hr•°F) -50°C to +150°C • Cures at temperatures as low as 80°C • Low viscosity and good ow • Meets NASA low outgassing speci cations Thermal conductivity, 75°F Volume resistivity, 75°F Service temperature range Compressive strength, 75°F 9-10 BTU•in/(ft •hr•°F) >10 14 ohm-cm -60°F to +300°F 18,000-20,000 psi