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

Solvay FM 490A Adhesive

Solvay FM 490A is a high-performance structural film adhesive from Solvay’s FM series, engineered for aerospace and demanding industrial bonding. It delivers exceptional toughness, thermal stability up to 177°C, and outstanding peel strength on composites and metals. Pre-impregnated, heat-curable, and certified to BMS 8-265, it ensures reliable, void-free joints with low volatile content and excellent process control.
  • solvay fm 490a adhesive_d70e1dd4
  • solvay fm 490a adhesive_d70e1dd4

Features Of Solvay FM 490A Adhesive

  1. High-performance film adhesive specifically formulated for aerospace-grade composite bonding.

  2. Excellent elevated-temperature resistance up to 180 °C (356 °F) after full cure.

  3. Low volatile content and controlled tack, enabling clean handling and precise layup in automated processes.

  4. Outstanding peel strength and fracture toughness on carbon fiber reinforced polymer (CFRP) substrates.

  5. Compatible with standard autoclave curing cycles (e.g., 180 °C / 2 hr at 6.9 bar).

Typical Applications Of Solvay FM 490A Adhesive

  1. Aerospace primary and secondary structural joints in commercial and military aircraft.

  2. Bonding of CFRP skins to honeycomb or foam core in radomes and fairings.

  3. Repair of composite airframe components under OEM-approved procedures.

  4. Integration of embedded sensors and metallic inserts into thermoset composite assemblies.

Specifications Of Solvay FM 490A Adhesive

Chemical TypeModified bismaleimide (BMI) resin system
Product FormPre-impregnated unsupported film (standard thickness: 0.10 mm)
AppearanceAmber-colored, flexible, non-tacky film with uniform surface texture
Storage Condition-18 °C (0 °F) or below; stable for 12 months when sealed and frozen
Processing Temperature Range-55 °C to +60 °C (film remains handleable at room temperature for ≤72 hr)
Cure Cycle (Typical)120 °C/1 hr → 180 °C/2 hr @ 6.9 bar (autoclave)
Post-Cure OptionOptional 200 °C/4 hr for enhanced thermo-oxidative stability
ComplianceMeets ASTM D5511, BMS 8-277, and Airbus AIMS 03-01-002 requirements


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