PPG 8000/B7067-KCH0 (5-Ltr)

PPG Desothane® HS CA8000 Polyurethane Topcoat

Overview

PPG Desothane® HS CA8000 is a high-solids, low-VOC polyurethane topcoat developed for the protection and decoration of aircraft exterior surfaces. Designed for application over Desoprime™ epoxy primers, the coating delivers outstanding gloss retention, color stability, fluid resistance, and long-term weatherability. It is qualified to numerous major aerospace OEM specifications and provides durable protection across a wide service temperature range, making it suitable for both OEM manufacturing and aircraft refinishing operations.

Key Technical Characteristics

• Product Type: High-solids polyurethane aircraft exterior topcoat
• Chemistry: Two-component polyurethane coating system
• VOC (Ready for Use): <420 g/L
• Service Temperature Range: -54°C to +177°C (-65°F to +350°F)
• Mix Ratio (by Volume):
  • 2 Parts CA8000 Base
  • 1 Part CA8000B Activator
  • 1 Part CA8000C Series Reducer
• Theoretical Coverage: 9-10 m�/L at 60 ?m dry film thickness
• Recommended Dry Film Thickness: 50-75 ?m
• Dry Film Density: 1.54-1.55 g/cm�
• Dry Film Weight: 93 g/m² at 60 ?m dry film thickness
• Gloss: ?90 Gloss Units (60°)

Core Performance Benefits

• High-solids, low-VOC formulation supports environmental compliance
• Excellent adhesion to epoxy primer systems
• Outstanding gloss and color retention
• Excellent resistance to aviation fluids and chemicals
• Long-term exterior weathering durability
• Wide service temperature range for demanding aerospace environments
• Suitable for a broad range of application conditions
• Compatible with modern aircraft finishing systems

Typical Applications

• Commercial aircraft exterior finishing
• Business jet paint systems
• Military aircraft topcoats
• Aircraft repainting and refurbishment
• Aerospace OEM production
• Maintenance, Repair and Overhaul (MRO) operations
• Exterior polyurethane finishing systems
• High-performance aircraft protective coatings

Material Engineering & Design Features

Desothane® HS CA8000 is engineered as a high-performance polyurethane topcoat that combines excellent appearance retention with long-term environmental protection. The high-solids formulation delivers durable film build while maintaining low VOC emissions and exceptional resistance to aviation operating environments.

The coating is qualified to numerous aerospace specifications including:

• AIMS 04-04-012
• AIMS 04-04-013
• AIMS 04-04-025
• AIMS 04-04-031
• AIMS 04-04-032
• AMS 3095
• BAMS 565-002
• BAMS 565-009
• BMS 10-60 Type 2
• BMS 10-72 Type 8
• BMS 10-125
• BS2X34B
• DHMS C4.04
• HMRC0155A
• MSRR 1006
• Meets MIL-PRF-85285 performance requirements

The coating is compatible with approved epoxy primer systems including Desoprime™ epoxy primers and other aerospace primer specifications.

Installation & Handling

• Ensure all surfaces are clean, dry, and free from contamination before application
• Recommended surface cleaners include DeSoto® CN20 and Desoclean™ 45
• Condition all components to 15-30°C for at least 24 hours before mixing
• Mix thoroughly using the specified 2:1:1 volume ratio
• No induction time is required
• Recommended application conditions:
  • Temperature: 15-35°C
  • Relative Humidity: 20-90%
• Apply 2-3 coats to achieve a final dry film thickness of 50-75 ?m
• Compatible with conventional, HVLP, electrostatic air spray, and electrostatic air-assisted airless spray equipment
• Flash-off time after the final coat: 30 minutes before force drying
• Minimum recommended period before aircraft return to flight after repainting: 48 hours

Environmental & Compliance Notes

• Low-VOC formulation (<420 g/L ready for use)
• Store between 5°C and 35°C
• Shelf Life:
  • CA8000 Base: 24 months
  • CA8000B Activator: 24 months
  • CA8000C Series Reducers: 24 months
• Consult the applicable Safety Data Sheet (SDS) before handling
• For professional industrial and aerospace applications only

Key Advantages for Aerospace Use

• Excellent long-term gloss and color retention for aircraft exteriors
• Outstanding adhesion to approved aerospace epoxy primers
• High resistance to aviation fluids and environmental exposure
• Qualified to numerous major aerospace OEM specifications
• Compatible with a wide range of aircraft painting equipment
• Wide operating temperature range from -54°C to +177°C
• High-solids, low-VOC technology supports modern aerospace finishing requirements
• Ideal for OEM manufacturing, aircraft repainting, and MRO operations