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

Solvay FM 6604-1 Adhesive

Solvay FM 6604-1 Adhesive is a high-performance film adhesive in Solvay’s FM series, engineered for aerospace composite bonding. It offers excellent toughness, thermal stability up to 180°C, low volatile content, and superior peel strength. Pre-impregnated with epoxy resin, it ensures consistent cure and minimal voids in autoclave or oven processing. Widely used in primary and secondary aircraft structures.
  • solvay fm 6604 1 adhesive_1d772137
  • solvay fm 6604 1 adhesive_1d772137

Features Of Solvay FM 6604-1 Adhesive

  1. High-performance film adhesive designed for aerospace-grade structural bonding.

  2. Excellent resistance to elevated temperatures and thermal cycling (up to 177°C / 350°F service temperature).

  3. Outstanding peel strength and fracture toughness in bonded composite-to-metal and composite-to-composite joints.

  4. Controlled tack and handling characteristics for precise lay-up and minimal fiber disturbance during processing.

  5. Compatible with standard autoclave cure cycles; no post-cure required for full property development.

Typical Applications Of Solvay FM 6604-1 Adhesive

  1. Aerospace primary and secondary structures, including wing skins, fuselage panels, and empennage components.

  2. Bonding of carbon fiber reinforced polymer (CFRP) laminates to aluminum or titanium substrates.

  3. Repair of composite airframe structures under OEM-approved maintenance procedures.

  4. Manufacturing of high-integrity bonded assemblies in military and commercial aircraft programs.

  5. Structural bonding in space-grade components requiring low outgassing and long-term dimensional stability.

Specifications Of Solvay FM 6604-1 Adhesive

Chemical TypeToughened epoxy-based film adhesive
Product FormDouble-sided release liner protected film (standard thickness: 0.10 mm)
AppearanceUniform amber-colored, flexible film
Primary ApplicationsAerospace structural bonding (OEM-qualified per BMS 8-293, AER 2100-001)
Key FeaturesAutoclave-curable, zero volatile content, low moisture absorption
BenefitsReduced risk of porosity, improved bond line consistency, and enhanced fatigue performance
Cure Schedule (Typical)177°C (350°F) at 0.69 MPa (100 psi) for 90 minutes
Shelf Life6 months at –18°C (0°F); 7 days at 23°C (73°F) after thawing


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