The Evolution of RF Absorbers: Precision and Reliability for Global Applications

In industries where signal integrity, reliability, and performance are essential, RF systems play a critical role. RF absorbers, in particular, have been fundamental in reducing radar cross-sections (RCS) and preventing electromagnetic interference (EMI). However, recent developments have revealed that not all RF absorbers are created equal.

Challenges with Traditional RF Absorbers: The Risks of Human Error

With complex manufacturing processes and stringent performance requirements, human error can sometimes lead to inconsistencies in RF absorber production. These issues, while often minor, can have significant repercussions in communication applications where precision is vital. When undetected, such production flaws may lead to reduced absorption efficiency, increased radar visibility, or signal disruption—all unacceptable in various mission-critical scenarios.

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TennMax RF Absorbers: Setting a New Standard for High-Tech Applications

At TennMax, we have focused on overcoming the limitations of traditional RF absorbers by developing a range of high-performance products that meet the stringent demands of military and aerospace systems. Our approach combines cutting-edge manufacturing with automated processes to deliver superior consistency and performance.

Key Advantages of TennMax RF Absorbers     (Click to expand)

• 1. Available in Sheet or Potted Variants

  TennMax offers flexibility with RF absorbers available in both sheet and potted forms, allowing for easy integration into various RF systems whether for surface application or encapsulation within a system component.
  Our potted absorbers are designed for high-volume automation and complex patterns, eliminating the gaps typically found in traditional sheet stock.

• 2. Superior Noise Suppression for Near-Field Applications

  Our absorbers are highly effective in cavity applications, designed specifically to suppress noise in near-field environments. This makes them particularly useful for radar systems requiring minimized interference for enhanced signal clarity.

• 3. Designed for High-Tech Industries

  TennMax absorbers are built to meet the strict standards of high-precision industries. The materials are designed to be flexible, withstand outdoor exposure, and have a wide working temperature range​. They also cover a frequency range of 1-120 GHz.

• 4. Available in Multiple Material Variations

  To suit a variety of needs, our RF absorbers are available in silicon rubber and dispensable epoxy resin forms. With the epoxy resin baked for high reliability, these materials provide excellent adaptability to both high-temperature and vibration-prone environments.

• 5. Fast Lead Times

  Time is often a critical factor. TennMax provides short lead times on all our RF absorbers, ensuring that your project stay on track without sacrificing quality or performance.

• 6. Cost-Effective Solutions for Global Markets

  While maintaining high-performance standards, TennMax RF absorbers are designed to be cost-effective, helping companies meet budget constraints without compromising on reliability or technology.

• 7. RoHS Compliance and Low Outgassing

  All TennMax RF absorbers comply with RoHS (Restriction of Hazardous Substances) standards, ensuring environmentally responsible manufacturing practices and reducing hazardous substances in the supply chain. Additionally, our materials offer low outgassing properties, ensuring superior performance in sensitive applications.

Cavity Resonance Absorber Pads

Dispensable Epoxy Absorbers

Equivalent TennMax Absorber Cross Reference
Contact us or view selection guide to find out which material is best suited for your project needs.

ARC	TennMax
DD-61007	CR-SS-3-025
DD-11393	CR-SS-3-050
DD-10214	CR-SS-3-075
DD-10682	CR-SS-3-100
DD-10219	CR-SS-3-125
DD-13490	CR-SS-3-150
DD-10306	CR-SS-3-175
DD-10017	CR-SS-3-200

Laird	TennMax
Eccosorb MCS	CR-SS-3
Eccosorb RF-LW	CR-SS-3
Eccosorb BSR	CR-SS-2 or CR-SS-3
Eccosorb GDS	CR-SS-2 or CR-SS-3
Eccosorb 5GMeF1	CR-SS-2 or CR-SS-3
Eccosorb CR	CR-DE-2 or CR-DE-3

Future-Proofing Global Applications with TennMax RF Absorbers

With increasing demands for precision and reliability across high-tech industries, choosing high-performance RF absorber materials is more critical than ever. TennMax’s commitment to innovation, automation, and quality ensures that our absorbers meet the rigorous demands of modern global applications—without the risk of production errors that can compromise performance.

For more information on how TennMax RF absorbers can support your projects, contact us at Sales@TennMax.com.