PPG PS870B-2 (100-ml-Semkit)

Additional Product Information

Overview

This corrosion inhibitive aircraft sealant is designed to provide long-term protection for critical aerospace structures, particularly where aluminium alloys and dissimilar metals are in contact. It supports structural integrity by preventing corrosion while maintaining a durable, flexible seal under demanding operational conditions.

Key Technical Specs

• Type: Corrosion inhibitive elastomeric sealant
• Temperature Range: -65 F (-54 C) to 250 F (121 C), with intermittent exposure up to 275 F (135 C)
• Consistency: Thixotropic, low sag paste
• Fuel Resistance: Resistant to jet fuel and aviation gasoline
• Elasticity: Maintains flexibility after cure

Approvals & Specifications

• Designed for aerospace sealing and corrosion protection applications
• Suitable for use on aluminium alloys and dissimilar metal interfaces

Typical Aircraft MRO / AOG Applications

• Sealing joints and gaps in aircraft structures
• Corrosion protection between dissimilar metals
• Fuel tank and fuselage sealing applications
• General airframe maintenance and repair sealing tasks

Compatibility & Safety Notes

• Compatible with aluminium alloys and common aerospace metals
• Resistant to aviation fuels and environmental exposure
• Follow standard sealant handling and PPE requirements during application

Packaging & Procurement

• Typically supplied in cartridges or kits for extrusion or manual application
• Suitable for workshop and on-aircraft maintenance use

Why This Sealant is Chosen for AOG / MRO

• Provides reliable corrosion protection in harsh operating environments
• Maintains flexibility under thermal cycling and fuel exposure
• Supports rapid, precise application for time-critical repairs

Practical Suggestions for Your Team (AOG Mindset)

• Use extrusion tools for consistent bead application
• Apply to properly prepared and clean surfaces for optimal adhesion
• Keep available for quick-response sealing and corrosion protection tasks

Manufacture / Aviation Spec Codes

• Refer to manufacturer technical data sheet for specific approvals

Alternative Names & Descriptions

• Aircraft corrosion inhibitive sealant
• Aerospace elastomeric joint sealant
• Fuel-resistant structural sealant
• Thixotropic aircraft sealing compound