DISCONTINUED - Araldite 2041 Thick 15-min Polyurethane adhesive for most plastics

Product Name

- DISCONTINUED - Araldite 2041 Thick 15-min Polyurethane adhesive for most plastics

Brief Description

- Araldite 2041 was a two-part polyurethane adhesive system, now discontinued by the manufacturer.- It was specifically formulated for bonding a wide variety of plastics, including polycarbonate, ABS, nylon, and Metton, with minimal substrate preparation.- The adhesive also performed well when bonding primed metals and painted metals.- Cured Araldite 2041 featured good environmental stability and impact resistance, offering excellent flexibility.- It had a convenient 15-minute pot life.

Popular Applications & Uses

- Bonding of various plastics such as polycarbonate, ABS, nylon, and Metton.- Adhering vulcanized rubber.- Bonding primed metals and painted metals.- Joining plastics to metals, for example, polyamides to stainless steel.- Applications requiring good environmental stability and impact resistance.

Industries that Commonly Use It

- Aerospace/Defense - for composite panels and aircraft interiors.- Automotive Service/Repair - for attaching interior and exterior trim and panels.- Construction/ Building Services - for bonding insulation, flooring, building materials, cladding, and PVC composite door manufacturing.- General Manufacturing - for diverse bonding applications across various materials.- LED/Electronics - for consumer electronics and appliances due to chemical and thermal resistance.- Metal Fabrication - for bonding primed and painted metal components.- Plastic Fabrication - specifically designed for bonding a wide range of plastics.- Transportation/ Specialty Vehicle - for panel manufacturing in trucks, trailers, RVs, and motorhomes.

Special and Unique Features

- Excellent flexibility in the cured state.- Convenient mix ratio (100 parts resin to 100 parts hardener by volume).- Capable of bonding a wide variety of materials.- Exhibits good environmental stability.- Provides good impact resistance.- Requires minimal substrate preparation for plastics.- Low shrinkage.- Gap filling capabilities.

Key Properties

- Product Type: Two-part polyurethane adhesive.- Pot Life: Approximately 15 minutes at 25°C (4 fl. oz. mass).- Mixed Color: Gray.- Mixed Viscosity: Approximately 50,000 cP at 25°C.- Mix Ratio (by volume): 100 parts resin to 100 parts hardener.- Mix Ratio (by weight): 80 parts resin to 100 parts hardener.- Handling Strength (at 25°C): 4 hours.- Minimum Cure Time (at 25°C): 16 hours.- Lap Shear Strength (Aluminum): 1,450 psi (10 MPa) (cured 20 min @ 212°F).- Lap Shear Strength (Metton®): 800 psi (5.5 MPa) (cured 20 min @ 212°F).- Elongation at Tensile Break: 250%.- Ultimate Tensile Strength: 2,100 psi (14.5 MPa).

Surface Compatibility

- Polycarbonate- ABS- Nylon (Polyamides)- Metton®- Vulcanized rubber- Primed metals- Painted metals- Stainless steel (when bonding polyamides)

Known backups / known substitutes

- Lord 7542 A/B (Urethane, Brown, 5 min, 5000 cp)- Lord 7545 A/B (Urethane, Brown, 5 min, 350,000 cp, Non-Sag Gel)- Lord 7550 A/C (Urethane, Clear/Yellowish, 3-5 min, 5000 cp)- Permabond two-component polyurethane adhesives (e.g., PT321, PT326, PT328)- Plexus adhesives (as a general alternative for Araldite products)- Other two-component polyurethane adhesives with similar flexibility, adhesion to plastics and metals, and comparable pot life/cure characteristics.

Comparison Note

- Araldite 2041 was a high-performance, two-part polyurethane adhesive distinguished by its excellent balance of flexibility, strength, and impact resistance. It was particularly effective for bonding a diverse range of plastics and primed metals, often requiring minimal surface preparation. Its 15-minute pot life provided a practical working window for assembly. When seeking substitutes, it is crucial to evaluate alternative products based on their specific technical data, including cure time, viscosity, flexibility, and proven adhesion to the intended substrates, as a direct one-to-one replacement for all characteristics may not be readily available.