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APTEK 6516-A/B is a two component, 100% solid, silver filled electrically conductive epoxy adhesive specifically designed for the attachment of electrical/electronic components to printed circuit boards.

APTEK  6516-A/B is a tough, flexible adhesive which displays excellent adhesion to various metal, ceramic and P.C. board substrates.


  • Reaches 90% of properties in 48 hours at 25°C (77° F)
  • Smooth, thixotropic consistency for easy handling and minimum sag. Ideal for machine stamping and syringe dispensing applications.
  • Contains no diluents or solvents to minimize formation of voids during cure.
  • Tough, flexible system which provides good temp cycle performance compared to rigid epoxy systems
  • APTEK 6516-A/B also available with various thickness of internal bond line spacers.