HUMISEAL-1B73EPA (365-ml-Aero)

Additional Product Information

Overview

HumiSeal 1B73EPA (365-ml-Aero) is a fast-drying, single-component acrylic conformal coating formulated to protect printed circuit assemblies (PCAs) in demanding aviation, MRO, and electronics environments. It provides flexible environmental protection, strong dielectric performance, and UV fluorescence for inspection, making it highly dependable for maintenance teams requiring reliable circuit protection and easy rework capability.

Key Technical Specs for HumiSeal 1B73EPA (365-ml-Aero)

• Type: Acrylic conformal coating, single-component
• Size/Volume: 365 ml aerosol (12.3 fl oz)
• Color: Clear with UV trace fluorescence
• Viscosity/Consistency: Low-viscosity liquid coating
• Cure/Working Time: Tack-free in approx. 10-15 minutes; full cure within 24 hours at 25°C (77°F)
• Tensile/Peel Strength: Flexible acrylic film with strong adhesion to PCB substrates
• Typical Uses: PCB moisture protection, corrosion prevention, dielectric insulation

Approvals & Specifications

• MIL-I-46058C Qualified
• IPC-CC-830 Compliant
• RoHS Directive Compliant
• EPA 33/50 Program Compliant

Typical Aircraft MRO / AOG Applications

• Protection of avionics control boards
• Moisture sealing of navigation and communication PCBs
• Environmental shielding of flight display electronics
• Repair coating after PCB component replacement
• Field maintenance of electronic modules during AOG events

Compatibility & Safety Notes

• Compatible with most PCB laminates, components, and solder masks
• Avoid use on untested plastics prone to solvent stress cracking
• Use in well-ventilated areas
• Wear gloves and eye protection during application
• Follow SDS guidelines for handling and storage

Packaging & Procurement

• Supplied in 365 ml (12.3 fl oz) aerosol format
• Ideal for field maintenance and depot-level MRO use
• Convenient spray application reduces equipment needs

Why HumiSeal 1B73EPA (365-ml-Aero) is Chosen for AOG / MRO

• Fast drying supports rapid return-to-service
• UV trace enables quick inspection verification
• Easy repairability reduces rework time
• Flexible coating resists vibration stress
• Aerosol format improves portability

Practical Suggestions for Your Team (AOG Mindset)

• Stock aerosol units in avionics support kits
• Train technicians on proper masking and spray distance
• Use UV inspection lamps to confirm coverage
• Maintain controlled storage to preserve shelf life

Manufacture / Aviation Spec Codes

• Manufacturer: HumiSeal
• Product ID: 1B73EPA
• Military Spec: MIL-I-46058C
• Industry Spec: IPC-CC-830
• Compliance Codes: RoHS, EPA 33/50

Alternative Names & Descriptions

• HumiSeal 1B73 Acrylic Conformal Coating
• 1B73EPA PCB Protective Coating
• HumiSeal 1B73 UV Trace Coating
• HumiSeal Acrylic PCA Coating Aerosol
• Electronics Acrylic Conformal Sealant 1B73