LOCTITE® AA 3342 Structural Adhesive

Known as LOCTITE 3342

Features and Benefits

A 1-part, medium-high viscosity, fast-fixture structural adhesive for surface permanent magnet (SPM) bonding in electric motors.
LOCTITE® AA 3342 is a yellow-opaque, modified acrylic-based structural adhesive that provides a 3 to 3.5-minute fixture time, a shear strength of 15-30 N/mm² and very fast curing on activated surfaces. This makes it highly suitable for automated assembly lines with short cycle times. It’s typically used for bonding small rigid parts of dissimilar materials. It tolerates operating temperatures up to 180°C (356°F), making it particularly useful when high heat resistance is required, e.g., when bonding ferrites into motor cans. LOCTITE AA 3342 is a 1-part adhesive but requires an activator before use.
  • LOCTITE SF 7649 activator required for use
  • Temperature resistant up to 180°C (356°F)
  • Good resistance to impact and humidity
  • Dual cure (heat) for maximum performance
  • Curing mechanism: Activator or heat
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Documents and Downloads

Safety Data Sheets and RoHs
LOCTITE® AA 3342, 1 l Bottle 1041797 en-FR
IDH: 1041797
EAN: 5010266423425

Size Case: 1 l Bottle

LOCTITE® AA 3342, 300 ml Standard cartridge 537444 en-FR
IDH: 537444
EAN: 5010266382425

Size Case: 300 ml Standard cartridge

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Technical Information

Color Opaque
Fixture time 3.0 - 3.5 min.
Key characteristics Mix: no mix required
Viscosity, Brookfield - HBT, @ 25.0 °C Spindle TB, speed 2.5 rpm 80000.0 - 230000.0 mPa·s (cP)
Viscosity, Brookfield - HBT, @ 25.0 °C Spindle TB, speed 20 rpm 50000.0 - 130000.0 mPa·s (cP)