LOCTITE® AA 3921

Known as LOCTITE 3921

Features and Benefits

This low viscosity, medical grade, acrylic-based adhesive is perfect for bonding stress-sensitive plastics, as well as metal, glass and ceramics. It has a rapid fixture time of just 3 seconds.
LOCTITE® AA 3921 is a light-cured, acrylic-based adhesive specially formulated to provide flexible bonds when joining stress-sensitive plastics, as well as metals, glass and ceramics. It offers a depth of cure of >13 mm (0.5") and a fixture time of just 3 seconds. It is also qualified to ISO 10993 for medical device applications, such as bonding stainless steel cannulae into hubs, syringes and lancets for needle assemblies.
  • Bonds metals, glass & ceramics in seconds
  • Ideal for stress-sensitive plastics
  • ISO-10993 biocompatible
  • Low viscosity
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Technical Information

Color Translucent
Key characteristics Wavelength for Cure: UV / VIS
Specific gravity, @ 25.0 °C 1.03
Viscosity, Brookfield - RVT, @ 25.0 °C Spindle 2, speed 20 rpm 80.0 - 220.0 mPa·s (cP)