CHT Silicones RTV332 (265-ml-Dkit)

Additional Product Information

Overview

RTV 332 is a high-performance twin-pack silicone sealant designed for rapid curing and reliable sealing. Widely used in aviation and MRO environments, it enables fast assembly and durable sealing, even in oxygen-limited conditions. Maintenance teams rely on it for its low odour, strong adhesion, and predictable cure times, improving efficiency in aircraft servicing and component repairs.

Key Technical Specs for RTV 332

• Type: Acetoxy 1-Part RTV Silicone Sealant with Accelerator (10:1 ratio)
• Size/Volume: 240 ml main cartridge + 24 ml accelerator cartridge (approx. 260 ml total)
• Color: Translucent paste (main), White paste (accelerator)
• Viscosity/Consistency: Non-slump; <5 mm flow/slump
• Cure / Working Time: Tack-free in 10 minutes; near full cure in 1 3 hours depending on joint dimensions
• Tensile Strength: 2.0 2.3 MPa (290 330 psi)
• Elongation at Break: 340 350%
• Shore Hardness: 35 40 (Shore A)
• Service Temperature: Typical RTV silicone service range (up to ~200 C / 392 F)
• Typical Uses: Fast assembly sealing, joint and gap filling, oxygen-limited cure applications
• Shelf Life: 12 months when sealed with nose plug in place

Approvals & Specifications

• Meets standard aviation and MRO silicone sealant requirements
• OEM-compliant for general maintenance applications
• Low acetic acid emission for workplace safety

Typical Aircraft MRO / AOG Applications

• Sealing panels and access doors on commercial and military aircraft
• Rapid repair of joints and gaskets during AOG events
• Bonding and sealing of HVAC ducts and piping systems
• Use in oxygen-limited or enclosed cavities

Compatibility & Safety Notes

• Compatible with metals, plastics, and most non-porous substrates
• Low odour formulation reduces workplace irritation
• PPE recommended: gloves and eye protection during handling
• Ensure proper ventilation during use

Packaging & Procurement

• Available in twin cartridge system: 240 ml + 24 ml
• Includes 2 static mixer nozzles per cartridge
• Manual and pneumatic dual cartridge dispensers compatible
• Storage: Keep nose plug securely locked; remove mixer nozzle after partial use

Why RTV 332 is Chosen for AOG / MRO

• Rapid cure reduces downtime during critical maintenance
• Reliable adhesion and physical properties for consistent results
• Versatile for multiple substrates and applications
• Portable twin-pack system simplifies on-site repairs

Practical Suggestions for Your Team (AOG Mindset)

• Maintain a small stock of twin cartridges for urgent repairs
• Train staff on proper mixing and nozzle usage
• Use manual or pneumatic dispensers for faster, consistent extrusion
• Tool the sealant within 1 minute of application for optimal performance

Manufacture / Aviation Spec Codes

• Manufacturer: Metix (UK) Limited
• Product ID: ACC RTV 332
• Compliance: MIL/OEM standard silicone sealant codes (available upon request)

Alternative Names & Descriptions

• ACC RTV 332 Twin-Pack Sealant
• RTV 332 Fast-Curing Silicone
• Metix 332 RTV Silicone Cartridge
• 1-Part RTV Silicone with Accelerator 10:1
• RTV332 High-Speed Sealant System