3M 425 (50-mm-Roll)
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3M 425 & 3M Speed Tape is a high-performance aluminium foil tape designed for the aviation industry, widely trusted by aircraft engineers, ground crew, and MRO teams.
Each roll measures 50 mm (2 inches) wide and 55 m (180 ft) long, providing a durable and versatile solution for sealing, masking, and heat-shielding applications. The tape features a dead-soft aluminium backing with a transparent acrylic adhesive, offering excellent adhesion, low moisture vapor transmission, and resistance to temperatures from −65°F to +300°F (−54°C to +149°C).
Information
Additional Product Information
Overview
3M 425 aluminium foil tape is widely trusted in aviation maintenance for sealing, masking, and temporary repairs. Its durable aluminium backing and strong adhesive provide reliable performance in high-temperature and demanding environments.
Key Technical Specs for 3M 425 (50mm)
- Type: Aluminium foil tape with acrylic adhesive
- Size: 50 mm x 55 m
- Thickness: 5 mil aluminium backing
- Temperature Resistance: Suitable for heat reflection
- Shelf Life: 24 months
Approvals & Specifications
- FAR 25.853(a) compliant
- SAE-AMS-T-23397 compatible
Typical Aircraft MRO / AOG Applications
- Masking during paint stripping
- Temporary repairs and sealing
- Moisture barrier applications
Compatibility & Safety Notes
- Apply to clean, dry surfaces
- Store in cool, dry conditions
Packaging & Procurement
- Supplied as 50 mm roll
Why 3M 425 is Chosen for AOG / MRO
- Quick and reliable repair solution
- Versatile across multiple maintenance tasks
Practical Suggestions for Your Team (AOG Mindset)
- Keep rolls available for emergency repairs
- Train teams on correct application techniques
Manufacture / Aviation Spec Codes
- Manufacturer: 3M
Alternative Names & Descriptions
- 3M 425 Speed Tape
- Aluminium Foil Tape
Restrictions
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Shipping Information
- Orders over £50 online are eligible for FREE UK Mainland delivery.
- Collection for orders is available for all customers. At Checkout, please select 'Ex-Works/Collection'.
- European Delivery is available for selected countries. Shipping costs will be calculated according to the weight of the products.
- Refrigerated shipping required for shipments going by sea or exceeding 7 days transit time.
- For additional information, please see our shipping page.
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