Huntsman - EPOCAST52-A/B (1-Usqt-Kit)

Additional Product Information

Overview

Huntsman EPOCAST 52-A/B is a two-part epoxy system trusted by MRO teams and aircraft engineers for critical composite repairs on military jets, commercial airliners, and helicopters. Its high-strength, chemical-resistant formulation ensures durability under extreme temperatures and exposure to aviation fluids. Ideal for both AOG emergencies and routine MRO maintenance, it restores structural integrity quickly, helping aircraft remain mission-ready.

Key Technical Specs

• Type: Two-part epoxy resin system (resin + hardener)
• Volume/Size: 1 US quart kit (0.946 L)
• Mix Ratio: 100 parts resin (A) to 41 parts hardener (B) by weight
• Cure Temperature: 65-93°C (149-199°F)
• Service Temperature: Up to 177°C (350°F)
• Gel Time: ~60 minutes at 66°C (150°F)
• Viscosity: 5,500 cP
• Density: 1.10 g/cm?
• Colour: Amber

Approvals & Specifications

• Boeing: BMS 8-301, Class 1, Grade 2
• Airbus: AIMS 08-01-002-01, AIMS 08-02-002-01
• SAE: AMS 3267
• Other Compliance: Meets aerospace industry standards for composite repair and structural bonding

Typical Aircraft MRO / AOG Applications

• Emergency Repairs: Rapid structural repairs in AOG scenarios
• Composite Repairs: Graphite, fiberglass, and advanced composites
• Structural Bonding: Fuselage panels, wing skins, repair patches
• Stock Importance: Reduces aircraft downtime and maintains operational readiness

Compatibility & Safety Notes

• Compatible Materials: Graphite composites, fiberglass, advanced composites
• Safety: Use PPE (gloves, goggles); ensure adequate ventilation
• Storage: Cool, dry place away from sunlight; shelf life ~12 months
• Environmental/Regulatory: UN3082 (Environmentally Hazardous), UN2735 (Amines, Liquid, Corrosive)

Packaging & Procurement

• Packaging: 1 US quart kit (0.946 L)
• Procurement Notes: Track inventory to ensure availability for AOG or scheduled MRO work; typically ordered in kits for rapid use

Why Huntsman EPOCAST 52-A/B is Chosen for AOG / MRO

• High-strength epoxy for critical airframe repairs
• Reliable and consistent performance under harsh operational conditions
• Reduces aircraft downtime, enabling efficient ground crew repairs

Practical Suggestions for Your Team (AOG mindset)

• Maintain stock levels for urgent AOG repairs
• Train ground crew in proper mixing/application techniques
• Keep SDS and technical datasheets accessible for quick reference
• Log usage for traceability and compliance

Manufacture / Aviation Spec Codes

• Manufacturer: Huntsman Advanced Materials
• Boeing: BMS 8-301, Class 1, Grade 2
• Airbus: AIMS 08-01-002-01, AIMS 08-02-002-01
• SAE: AMS 3267
• Other OEMs: Widely accepted for military and commercial aircraft composite repairs

Alternative Names & Descriptions

• Huntsman Epocast 52
• Epocast 52 Laminating Resin
• Epocast 52-A/B Composite Repair System
• EPOCAST 52A/B
• EP0CAST52AB:O2684
• EPOCAST52A/B-QT
• EPOCAST 52 A/B:D8274