• Item Name: Composite Welder FS
• Manufacturer: ITW Performance Polymers (Devcon)
• Technologies: Two-part methacrylate adhesive
• Color: Off-white adhesive / Blue activator
• Cure Type: Room temperature cure, 10:1 mix ratio
• Package Size: 50ml; 250ml; 490ml cartridges
• Shelf Life: Contact to Techniq VN for details
Composite Welder FS is a flexible, fast-fixturing, two-part methacrylate adhesive designed for structural bonding of electronic assemblies, metals, engineered thermoplastics, and composites.
Key features:
Fast cure at room temperature (handling strength in ~8 min on polycarbonate)
High toughness, strength, and impact resistance
Self-priming to metals, little/no surface preparation required
Non-conductive formulation
Mix ratio: 10:1 by volume (adhesive:activator).
Electronics: bonding of assemblies requiring non-conductive adhesive.
Metals (without primers): aluminum, magnesium, stainless steel, cold rolled steel.
Plastics: ABS, polycarbonate, PVC, acrylics.
Composites (FRP): vinyl esters, polyesters (including DCPD-modified), epoxies.
| Component | Viscosity (cps) | Colour | Density (g/cc) |
|---|---|---|---|
| Adhesive | 100,000 – 130,000 | Off-white | 0.96 |
| Activator | 15,000 – 35,000 | Blue | 1.07 |
| Mixed | Very high | Off-white/Blue | 0.97 |
| Mix Ratio (Vol.) | 10:1 | — | — |
| Mix Ratio (Wt.) | 9:1 | — | — |
| Gap Fill | Up to 0.25 in (6.4 mm) | — | — |
| Working Time | ~3–5 min | — | — |
| Handling Strength (50 psi, on PC) | ~8 min | — | — |
| Test | Substrate | Value |
|---|---|---|
| Lap Shear Strength (23°C) ASTM D1002 | ABS (SF) | 880 psi (6.1 MPa) |
| Polycarbonate (SF/CF) | 1,500 psi (10.3 MPa) | |
| Aluminum 6061 (CF) | 2,500 psi (17.1 MPa) | |
| Lap Shear Strength (82°C) ASTM D1002 | Aluminum 6061 (CF) | 1,000 psi (6.8 MPa) |
| T-Peel Strength (23°C) ASTM D1876 | Aluminum 6061 (CF) | 42 lbf/in (73.6 N/10 mm) |
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Techniq Vietnam provides end-to-end materials and process solutions, integrating world-class technologies in adhesives, soldering, and thermal management.
Through partnerships with leading global brands, we deliver high-value materials, expert consulting, and optimized supply chains ensuring timely delivery, efficiency, and sustainable growth for our clients.
At Techniq, our mission is to connect cutting-edge materials, processes, and equipment with customer needs, enabling efficiency, reliability, and long-term value creation.
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