Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Solvay FM 377 Epoxy Adhesive

Solvay FM 377 Epoxy Adhesive is a high-performance structural film adhesive from Solvay’s FM series, designed for aerospace and demanding industrial bonding. It offers excellent thermal stability, fatigue resistance, and peel strength after cure at 121–177°C. Compatible with composites, metals, and honeycomb cores, it delivers consistent thickness, low volatile content, and AS9100-certified quality—ideal for primary and secondary aircraft structures.
  • solvay fm 377 epoxy adhesive_0420447e
  • solvay fm 377 epoxy adhesive_0420447e

Features Of Solvay FM 377 Epoxy Adhesive

  1. High-performance, two-component epoxy adhesive system designed for structural bonding in demanding aerospace and industrial environments.

  2. Excellent resistance to thermal cycling, humidity, and long-term aging at elevated temperatures up to 177 °C (350 °F).

  3. Low volatile organic compound (VOC) content and halogen-free formulation supporting environmental compliance and clean manufacturing.

  4. Good gap-filling capability with controlled viscosity and extended working life (pot life) at room temperature.

  5. Meets key aerospace qualification standards including BMS 8-294 and ASTM D3433 for structural adhesives.

Typical Applications Of Solvay FM 377 Epoxy Adhesive

  1. Aerospace primary and secondary structural bonding — including honeycomb sandwich panels and composite-to-metal joints.

  2. Engine nacelle and airframe component assembly requiring high-temperature durability and fatigue resistance.

  3. Industrial transport applications such as railcar body bonding and heavy-duty equipment fabrication.

  4. Defense systems integration where reliability under extreme mechanical and thermal stress is critical.

  5. Advanced composites manufacturing for wind turbine blades and high-performance sporting goods.

Specifications Of Solvay FM 377 Epoxy Adhesive

Chemical TypeTwo-component, thermosetting epoxy resin system
Product FormPaste (Part A: resin; Part B: hardener), supplied separately in sealed containers
AppearanceOff-white to light tan paste for both components
Primary ApplicationsStructural bonding of metals, composites, and honeycomb core materials
Key FeaturesHigh Tg (~177 °C), low outgassing, excellent peel and shear strength
BenefitsReduced need for mechanical fasteners; improved weight efficiency and fatigue performance
Curing Schedule (Typical)2 hours at 177 °C (350 °F) after room-temperature layup and debulk
Storage ConditionsStore at 5–25 °C (41–77 °F); protect from moisture and direct sunlight


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