Description
Fast, Durable Bonding for Hot, Humid, and Challenging Conditions
Araldite® 2051 High-Temperature Acrylic Adhesive is a two-component, rapid-curing, toughened methacrylate adhesive designed for bonding metals, plastics, and composites in hot, humid, and demanding environments.
Optimized for fast repairs and rapid production assembly, Araldite® 2051 excels at temperatures from 0°C to 40°C (32°F to 104°F), curing reliably even in high heat, underwater, and humid conditions. With minimal surface preparation required, this adhesive enables faster operations with strong, reliable bonds — even vertically or overhead.
Whether you’re making marine repairs, assembling outdoor equipment, or maintaining infrastructure under heat and stress, Araldite® 2051 delivers superior performance, resilience, and speed.
Key Features and Benefits
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Fast Curing in High Temperatures: Cures quickly between 32°F to 104°F (0°C to 40°C).
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Underwater and High Humidity Application: Bonds effectively even in submerged or humid environments.
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Versatile Substrate Compatibility: Bonds plastics, composites, and metals including aluminum, stainless steel, PVC, CFRP, and more.
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Toughened for Impact Resistance: Withstands vibration, impact, and dynamic stresses in harsh applications.
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Minimal Surface Preparation Needed: Saves time with simple cleaning; no heavy sanding or chemical pretreatment necessary.
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Superior Weather and Aging Resistance: Maintains performance even under prolonged exposure to outdoor conditions.
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High-Temperature Service: Withstands service temperatures up to 120°C (248°F).
Typical Applications
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Wind turbine blade repair
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Marine equipment bonding and repairs
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Infrastructure and outdoor facility maintenance
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Rail, aerospace, and heavy transportation bonding
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Industrial equipment repair in hot or humid conditions
Technical Properties
| Property | Value |
|---|---|
| Mix Ratio (by weight and volume) | 1:1 |
| Processing Temperature Range | 0°C to 40°C (32°F to 104°F) |
| Working Time | 6 min @ 40°C (104°F) 10 min @ 30°C (86°F) 15 min @ 23°C (73°F) 30 min @ 10°C (50°F) 90 min @ 0°C (32°F) |
| Handling Time | 10 min @ 40°C (104°F) 15 min @ 30°C (86°F) 25 min @ 23°C (73°F) 50 min @ 10°C (50°F) 2 hours @ 0°C (32°F) |
| Pot Life @ 23°C (73°F) | 4–6 minutes |
| Tensile Strength | 40 MPa (5,800 psi) |
| Elongation at Break | ~10% |
| Maximum Continuous Service Temperature | 120°C (248°F) |
Performance Highlights
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Rapid Fixture and Handling: Achieves working strength as fast as 6 minutes at 104°F (40°C) and handling strength in 10 minutes.
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High Strength Bonds: Provides reliable shear strengths exceeding 2,900 psi on metals and engineered plastics.
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Durable Across Conditions: Bonds maintain strength after prolonged exposure to heat, saltwater, chemicals, and thermal cycling.
Why Choose Araldite® 2051 High-Temperature Adhesive?
When fast, durable bonding is critical — even at elevated temperatures or in wet environments — Araldite® 2051 rises to the challenge. Ideal for hot-weather field repairs, marine operations, or structural assembly under time pressure, this adhesive empowers you to reduce downtime by up to 50%.
👉 Contact Chemical Concepts today to order Araldite® 2051 or to discuss technical advice, application support, or bulk pricing!











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