Henkel LOCTITE-4204 (20GM-TUBE)
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Loctite 4204 Instant Adhesive is a toughened cyanoacrylate designed for high temperature and impact resistance. It bonds metals, plastics, and rubbers under thermal cycling and mechanical stress, providing reliable performance from -65F to 250F (-44C to 121C).
With high viscosity (~4000 mPa/s) and gap fill up to ~0.2 mm, it ensures fast, durable bonding in demanding applications, including aircraft components exposed to vibration, heat, and dynamic loads.
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Additional Product Information
Overview
Loctite 4204 is a high?viscosity, toughened ethyl cyanoacrylate adhesive engineered for elevated temperatures and impact loading. It provides durable bonds under ?40 C to 121 C (?40 F to 250 F) with a shear strength around 16.5 N/mm (~2400 psi) on mild steel. Fixture time is approximately 75 seconds, making it suitable for challenging conditions.
Key Technical Specs
- High viscosity for gap filling up to ~0.2 mm
- Shear strength ~2400 psi
- Service range: ?40 C to 121 C
- Fixture time: ~75 seconds
Typical Applications
- Bonding metals, plastics, and rubbers in aviation environments
- Engine accessories and overhead systems
- Thermal control brackets and composite?metal interfaces
- Areas subjected to vibration, thermal cycling, and dynamic loads
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