3M 3764AE

Harmonization Code : 3907.30.00.40 | Epoxy Mold Compounds containing by weight more than 70 % silicon dioxide

3M 3764AE

Main features

  • Fast Cool-Set Assembly Bonding
  • 50-Second Positioning Window
  • Low-Temperature Flexible Bond

Product Description

3M Hot Melt Adhesive 3764 AE is a clear, 100% solids thermoplastic hot-melt adhesive in AE-stick form for bonding plastics and compatible industrial substrates. When heated, the adhesive flows to wet the joint and develops bond strength within seconds as it cools, reducing the need for clamping or extended drying. A 50-second open time allows adjustment and positioning during assembly. The formulation remains flexible at low temperatures and provides good shear and peel strength with impact resistance. It bonds acrylic, ceramic, foam, glass, polycarbonate, polyethylene, polypropylene, PVC, metal, paper, cardboard, and wood in assembly, attaching, securing, sealing, and packaging operations.

Key features

  • AE-Stick Applicator Format: The AE stick is made for compatible 3M hot-melt applicators.
  • 50-Second Positioning Window: The open time allows adjustment before the adhesive cools and sets.
  • Low-Temperature Flexibility: The thermoplastic formulation stays flexible at low temperatures while providing impact resistance.

Applications

Suitable for plastic bonding, general industrial assembly, attaching, securing, repair, sealing, and packaging.

Technical Specifications

General Properties
Color
The color
Clear
Density (g)
0.95 g/cm3
Thermal Properties
Flash Point
The flashpoint of a solvent is the lowest possible temperature at which it can vaporize to form an ignitable vapor. Flashpoint is often confused with “autoignition temperature”, which is the temperature at which a solvent ignites without an ignition source.
268 °C
Physical Properties
Viscosity
Viscosity is a measurement of a fluid’s resistance to flow. Viscosity is commonly measured in centiPoise (cP). One cP is defined as the viscosity of water and all other viscosities are derived from this base. MPa is another common unit with a 1:1 conversion to cP. A product like honey would have a much higher viscosity -around 10,000 cPs- compared to water. As a result, honey would flow much slower out of a tipped glass than water would. The viscosity of a material can be decreased with an increase in temperature in order to better suit an application
6,000 mPa.s
Chemical Properties
Melting Point
88°C
Other Properties
Storage Temperature
16 - 27 °C

Additional Information

Technical properties

As-supplied / before-processing properties

PropertyValueUnitMethod / condition
Product formAE stick-As supplied
ColorTransparent-As supplied
Solids100% by weightApproximate
Open time50sHot-melt application
Application methodHandheld applicator-Compatible 3M AE applicator
Technical properties

Final-state / after-processing properties

PropertyValueUnitMethod / condition
Shear strength390psiMethod and condition not stated
Heat resistance temperature140 (60)deg F (deg C)Product classification
Bond-strength characterGood shear and peel strength-Cooled bond
Impact responseImpact resistant-Cooled bond
Low-temperature responseFlexible-Cooled bond

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