Akzonobel - Formerly Mapaero A1500-M BASE SAND YELLOW RAL1002 (1-LTR-CAN)

TOPCOAT A1500-M

Overview

TOPCOAT A1500-M is a three-component polyurethane aircraft exterior topcoat designed to provide high chemical resistance, excellent UV resistance, and durable decorative finishing for aircraft surfaces. The coating system is suitable for commercial and aerospace exterior applications where long-term appearance retention and environmental resistance are required.

Key Technical Specs

• Product Type: Three-component polyurethane aircraft exterior topcoat
• Primary Use: Exterior aircraft decoration and protective finishing
• Components: Base A1500-M / Hardener A1500-M or FRS Hardener for textured applications / Thinner P2
• Theoretical Coverage: 9 m²/kg for 40 µm (1.6 mils) dry film thickness
• Dry Film Weight: 1.5
• VOC Content: 580 g/L (ISO 11890-1 and ASTM D3960)
• Gloss Levels:
• Gloss: >90 GU
• Semi-gloss: 10 GU to 90 GU
• Matt: 3 GU to 10 GU
• Extra Matt: <3 GU
• Recommended Dry Film Thickness: 20 µm to 100 µm (0.8 to 4 mils)
• Pot Life: 6 hours
• Induction Time: None

Approvals & Specifications

• Qualified in accordance with Airbus Helicopters specifications:
• ECS 2018
• ECS 2149
• ECS 2139
• ECS 2460
• ECS 2230

Typical Applications

• Aircraft exterior decorative coating systems
• Aircraft structural exterior components
• Commercial aviation finishing systems
• Helicopter exterior paint applications
• Maintenance, repair, and overhaul (MRO) repainting

Surface Preparation & Compatibility

• Apply preferably over a previously sanded anticorrosion primer
• Recommended sanding grade: 240 to 400 abrasive paper
• Surface must be blown clean and free from contamination
• Clean substrate using a lint-free cloth wetted with isopropyl alcohol
• Ensure primer surface is suitable before application

Mixing & Application

• Mixing Ratio by Volume (Spray Application):
• Base A1500-M: 1 V
• Hardener A1500-M: 1 V
• Thinner P2: 0 V to 0.5 V
• Store unmixed products between 18°C and 25°C for 24 hours before use
• Mix A1500-M base for 10 minutes before application
• Mix base and hardener until completely homogenised
• Application temperature: 15°C to 35°C
• Recommended filtration: 80-150 µm filter

Textured Application

• Use FRS Hardener for textured finish applications
• Mixing Ratio: 100% wt A1500-M Base + 28% wt FRS Hardener
• Recommended dynamic air pressure: 0.04 bar to 0.05 bar

Application Equipment

• Gravity compressed air gun
• Nozzle size: 1.5 mm to 1.8 mm
• Spray using clean, dry, oil-free air
• Equipment cleaning: Use suitable polyurethane paint cleaning solvent

Spray Parameters

• Spraying Viscosity at 20°C:
• CA 4 Cup White Colours: 14 to 20 seconds
• CA 4 Cup Other Colours: 14 to 20 seconds
• CA 2.5 Cup White Colours: 50 to 60 seconds
• CA 2.5 Cup Other Colours: 40 to 50 seconds
• Relative Humidity: 30 % to 75 %

Coating Application Process

• Apply one crossed coat
• Allow 20 minutes to 1 hour 30 minutes flash-off until solvent evaporation
• Apply additional wet crossed coats as required
• Achieve final dry film thickness of 20 µm to 100 µm

Brush Application

• Mixing Ratio by Volume:
• Base: 2 V
• Hardener: 1 V
• Preferably use A1000 BRUSH hardener for brush application

Drying & Curing

• Recoatable at 23°C: 2 hours to 72 hours
• Recoatable at 60°C: 1 hour to 8 hours
• Fully Cured at 23°C: 7 days
• Fully Cured at 60°C: 12 hours
• Drying times based on 60 µm dry film thickness

Packaging & Storage

• A1500-M Base: 1 L and 5 L
• A1500-M Hardener: 1 L and 5 L
• Thinner P2: 1 L and 5 L
• Base and Thinner Shelf Life: 48 months
• Hardener Shelf Life: 24 months
• Storage Temperature: 5°C to 35°C in sealed original packaging

Colour Information

• Available in full colour range with colour matching capability
• Example Product: AkzoNobel A1500-M Base Sand Yellow RAL1002 (1 L Can)

Why This Product is Chosen for AOG / MRO

• High chemical resistance suitable for aircraft exterior environments
• Excellent UV resistance for long-term colour stability
• Wide gloss range from gloss to extra matt finishes
• Compatible with approved aerospace primer systems
• Suitable for both production and repair finishing operations
• Available in standard and textured finish configurations

Practical Suggestions for Your Team (AOG Mindset)

• Condition components between 18°C and 25°C before mixing
• Mix A1500-M base thoroughly before adding hardener
• Respect the 6-hour pot life after mixing
• Control dilution carefully to achieve correct spray viscosity
• Maintain correct flash-off times between coats
• Use clean, dry, oil-free compressed air during application
• Monitor gloss level requirements before final application
• Clean equipment immediately after use with polyurethane-compatible solvent

Manufacturer / Aviation Spec Codes

• Product Name: TOPCOAT A1500-M
• Product Type: Three-component polyurethane aircraft exterior topcoat
• Manufacturer: / AkzoNobel Aerospace Coatings
• Hardener Options: A1500-M Hardener or FRS Hardener
• Thinner: P2
• Application: Aircraft exterior decorative and protective coating