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Defense · Air Applications

Materials Engineered for Aerospace RF Performance and Reliability 

Aerospace systems require materials that maintain RF performance, structural integrity, and environmental durability under extreme thermal, mechanical, and fluid exposure conditions. MAST materials are engineered to perform where failure is not an option.

1–40+ GHz

RF Performance

Multiple Aerospace

Elastomer Formulations

Multi-Band

Frequency Support

AS9100D

Certified

Materials Engineered for the Air Domain 

Built for Flight.
Tested for Reliability.

MAST materials are engineered for aerospace structures, antenna systems, and enclosures operating under extreme thermal, mechanical, and environmental conditions. 

From radomes and antenna housings to fluid-exposed assemblies and high-altitude structures, our materials maintain RF performance where standard solutions fail. 

BUILT TO WITHSTAND

Extreme temperatures and rapid thermal cycling
Prolonged exposure to aviation fuels, hydraulic fluids, and oils
High-velocity aerodynamic and vibration loads
Multi-band antenna architectures with strict isolation requirements

Materials needed for your next aerospace program?

Engineered For

Antennas, Enclosures
& Aerospace Structures

RF stability and material durability across demanding aerospace operating environments

Optimized Solutions for Air Platforms 

Materials Engineered for Aerospace Structures, Antennas & Enclosures

Elastomers · Fluid & Thermal Resistance

Elastomers Engineered for Aerospace Thermal and Fluid Exposure

Aerospace systems require elastomers that maintain sealing performance under extreme temperatures and prolonged exposure to fuels, oils, and hydraulic fluids. 

Nitrile—cost-effective fluid resistance for moderate temperature applications
Viton®—superior chemical resistance across a broad range of aerospace fluids and elevated temperatures
Fluoroelastomers—high-performance sealing and protection for demanding fluid and thermal environments
KEY ADVANTAGES
Maintains sealing and mechanical integrity under prolonged fluid exposure  
Withstands dynamic flight loads, vibration, and abrasive operating conditions 

RF Absorbers · Antenna Performance

RF Absorption & Antenna Performance

As aerospace antenna systems become more complex across multiple frequency bands, material selection directly impacts isolation, radiation patterns, and cross-talk performance. 

MAST lightweight absorber materials are engineered to support stable multi-band antenna performance in demanding aerospace environments. 

ENGINEERED PERFORMANCE OUTCOMES
Cross-talk mitigation between co-located antenna systems
Broadband attenuation across multi-band architectures 
 INTEGRATION OPTIONS
Lightweight and geometrically flexible materials designed for radomes, housings, and antenna enclosures. 

Technical References & Resources

Technical Bulletins

MAST’s published Technical Bulletins provide the performance data and application guidance required to select and specify materials for aerospace programs—from absorber qualification to outgassing performance for high-altitude applications.

Partner With MAST Technologies

Engineered and Tested for Demanding Aerospace Environments 

MAST aerospace materials are engineered to maintain RF performance, environmental durability, and mechanical reliability under demanding flight conditions.

Responses within 24 hours
In-house testing
Custom configurations available

WHY AEROSPACE ENGINEERS CHOOSE MAST

Flight-Tested Material Performance

Engineered for thermal, fluid, and mechanical environments found in aerospace platforms

Multi-Band Antenna Optimization

Materials tuned for isolation, cross-talk reduction, and radiation pattern stability 

In-House RF & Outgassing Testing 

Validated through AS9100D-certified RF and environmental testing 

Custom Configurations

Flexible material formats for radomes, housings, and antenna enclosures 

Explore Related Defense Applications 

Materials Engineered for Every Defense Domain

MAST supports defense platforms across air, naval, space, and ground domains with materials qualified for the operating environments unique to each.

Naval Applications

Corrosion-resistant absorber materials engineered for maritime RF environments 

Space Applications

Outgassing-qualified absorbers and composites for orbital environments 

Ground Applications

Ruggedized RF materials for mobile radar and field-deployed systems 

Custom Engineering & Integration

Engineering support from prototype through qualification and production