Features Of Araldite 2022 Toughened Acrylic Adhesive
Two-component, fast-curing acrylic system with excellent impact resistance and peel strength.
Toughened formulation delivers superior durability on metals, plastics, and composites without surface priming.
High tolerance to oily or slightly contaminated substrates—ideal for industrial assembly environments.
Short fixture time (≤15 minutes at 23 °C) enables rapid handling and high-throughput production.
Low volatile organic compound (VOC) content, compliant with major industrial health and safety guidelines.
Typical Applications Of Araldite 2022 Toughened Acrylic Adhesive
Automotive structural bonding of brackets, sensors, and trim components.
Aerospace interior panel and composite-to-metal fastening in non-primary structures.
Industrial equipment assembly, including metal housings, control enclosures, and robotic components.
Electronics manufacturing for bonding heat sinks, EMI shields, and ruggedized housing assemblies.
Railway vehicle interior fit-out, including signage, handrails, and decorative panels.
Specifications Of Araldite 2022 Toughened Acrylic Adhesive
| Chemical Type | Toughened acrylic (two-component) |
| Product Form | Paste (Component A: white; Component B: red) |
| Appearance | Opaque, non-dripping paste with uniform consistency |
| Mix Ratio (by volume) | 10:1 (A:B) |
| Fixture Time (23 °C) | 10–15 minutes |
| Full Cure Time (23 °C) | 24 hours |
| Operating Temperature Range | −40 °C to +120 °C (short-term peak up to +150 °C) |
| Primary Applications | Structural bonding of metals, thermoplastics, thermosets, and composites |
Araldite 2022 Toughened Acrylic Adhesive – Frequently Asked Questions (FAQ)
Q1: What substrates does Araldite 2022 bond effectively to?
A: Araldite 2022 delivers strong adhesion to a broad range of engineering substrates including metals (e.g., steel, aluminum, stainless steel), thermoplastics (such as ABS, polycarbonate, and PVC), thermosets (including FRP and epoxy composites), and many filled or coated surfaces—without requiring extensive surface preparation beyond standard cleaning and light abrasion.
Q2: How does the toughened acrylic formulation enhance performance compared to standard acrylic adhesives?
A: The toughened acrylic chemistry incorporates elastomeric modifiers that significantly improve impact resistance, peel strength, and fatigue durability—especially under dynamic loading or thermal cycling—while retaining high shear strength and rapid fixture characteristics typical of acrylic systems.
Q3: What is the typical working time and fixture time for this adhesive?
A: Araldite 2022 offers a practical working time of approximately 5–10 minutes at ambient temperature (23 °C), with handling strength typically achieved within 30–60 minutes. Full cure develops over 24–72 hours depending on part geometry, ambient conditions, and substrate thermal mass.
Q4: Is surface priming required before applying Araldite 2022?
A: Priming is generally not required for most common industrial substrates. However, for low-surface-energy plastics (e.g., polyolefins) or heavily oxidized or contaminated metals, a compatible primer or mechanical/chemical surface treatment may be recommended to ensure optimal long-term bond reliability.
Q5: Can Araldite 2022 be used in applications exposed to moisture or outdoor weathering?
A: Yes—the cured adhesive exhibits good resistance to humidity, rain, and intermittent water exposure. For prolonged immersion or continuous UV exposure, additional protective measures (e.g., overcoating or joint design shielding) are advised to maximize service life.
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