Our RF absorbing foam supplier offers high-performance Radio Frequency EMI absorber foam designed for EMC test chamber absorber setups. This microwave absorbing foam delivers broadband attenuation from 100 MHz to 40 GHz.
Optimized Solution for EMI Shielding in Test Environments
The Radio Frequency EMI Absorber Foam is engineered specifically for professionals designing and maintaining high-precision EMC and RF testing facilities. As an anechoic chamber absorber, it targets engineers and procurement specialists requiring consistent suppression of electromagnetic interference across complex test scenarios. This solution accommodates various chamber sizes due to its customizable nature, ensuring compatibility with multiple configurations. Users such as EMC test chamber absorber suppliers and RF absorber manufacturers benefit from this material’s reliability in supporting compliance validation and enhancing measurement accuracy.
Advanced Broadband Absorption and Customizable Specifications
Constructed from a flexible polyurethane base, this microwave absorbing foam achieves reflectivity attenuation ranging from 10 to 50 dB across 100 MHz to 40 GHz frequencies. Standard panels measure 600 by 600 mm with adaptable heights up to 1000 mm, delivering versatility for layered or gradient absorption strategies. The material’s durability suits rigorous testing environments, confirming its role as premium custom RF absorber material. CE and RoHS certifications underpin quality assurance, while broadband efficiency makes it suitable for integration by EMC absorber suppliers focused on high isolation and interference mitigation.
Versatile Applications Across Critical Industry Sectors
This EMC pyramid absorber excels in supporting stringent EMI regulations within aerospace, telecommunications, military, and medical device sectors. By minimizing reflected RF signals in anechoic chambers and shielding rooms, it enables precise antenna pattern measurements and radar testing. Moreover, its efficacy in MRI shielding exemplifies its adaptability to specialized environments. EMC test chamber absorber suppliers find this solution integral to system upgrades and bespoke chamber development, ensuring compliance and consistent operational performance in high-stakes testing facilities.
Product Advantages
Structural and Design Adaptability for Diverse Applications
The design incorporates modular panel sizes and customizable heights, allowing seamless adaptation within complex chamber architectures. As an EMC pyramid absorber, the flexible foam base facilitates installation and reshaping during retrofitting or new builds. This structural versatility supports engineers who require varying attenuation levels across specific chamber surfaces. The product’s consistent quality, assured by certifications, provides an advantage to pyramid absorber suppliers focusing on scalable manufacturing efficiency while maintaining uniform electromagnetic performance.
Enhanced Performance Combining Durability and Functional Efficiency
Performance is characterized by broadband suppression capabilities, reducing electromagnetic noise with high reproducibility and stability. The blue-dyed polyurethane offers longevity even under intense operational conditions, which aids RF absorber manufacturers in delivering long-term value. Ease of installation and maintenance simplifies integration within ongoing testing cycles, supporting anechoic chamber absorber manufacturers in meeting tight project timelines. This microwave absorbing foam reduces rework risks and enhances testing accuracy, translating to cost-effective, technically robust solutions in EMI management.
| TYPE | BASE SIZE | NUMBER OF PYRAMIDAL | WEIGHT | TOTAL HEIGHT | BASE HEIGHT | PYRAMIDAL HEIGHT |
PYRAMIDAL WIDTH |
| HZ-30 | 500*500 | 36*36 | 1.1 | 30 | 15 | 15 | 14 |
| HZ-50 | 500*500 | 20*20 | 1.8 | 50 | 20 | 30 | 25 |
| HZ-70 | 500*500 | 20*20 | 2.5 | 70 | 20 | 50 | 25 |
| HZ-100 | 500*500 | 13*13 | 3.3 | 100 | 25 | 75 | 38 |
| HZ-150 | 500*500 | 9*9 | 4.8 | 150 | 30 | 120 | 56 |
| HZ-200 | 500*500 | 7*7 | 6.3 | 200 | 40 | 160 | 71 |
| HZ-300 | 500*500 | 5*5 | 9 | 300 | 60 | 240 | 100 |
| HZ-400 | 500*500 | 4*4 | 12 | 400 | 70 | 330 | 125 |
| HZ-500 | 500*500 | 3*3 | 15 | 500 | 80 | 420 | 167 |
| HZ-600 | 400*400 | 2*2 | 18 | 600 | 90 | 510 | 200 |
| HZ-700 | 250*500 | 1*2 | 21 | 700 | 100 | 600 | 250 |
| HZ-800 | 250*500 | 1*2 | 24 | 800 | 100 | 700 | 250 |
| HZ-1000 | 334*334 | 1*1 | 30 | 1000 | 150 | 850 | 3 |
| TYPE | HEIGHT | REFLECTIVITY | ||||||||
| 40 | 15 | 10 | 3 | 1.5 | 0.5 | 0.3 | 0.2 | 0.15 | ||
| HZ-100 | 100 | 50 | 45 | 40 | 30 | 20 | ||||
| HZ-150 | 150 | 50 | 50 | 45 | 33 | 25 | ||||
| HZ-200 | 200 | 50 | 50 | 50 | 37 | 30 | 17 | |||
| HZ-300 | 300 | 50 | 50 | 50 | 40 | 33 | 20 | |||
| HZ-400 | 400 | 50 | 50 | 50 | 45 | 40 | 25 | 17 | ||
| HZ-500 | 500 | 50 | 50 | 50 | 45 | 40 | 30 | 20 | 17 | |
| HZ-600 | 600 | 50 | 50 | 50 | 50 | 40 | 30 | 25 | 20 | |
| HZ-700 | 700 | 50 | 50 | 50 | 50 | 43 | 35 | 30 | 20 | 17 |
| HZ-800 | 800 | 50 | 50 | 50 | 50 | 45 | 36 | 30 | 20 | 17 |
| HZ-1000 | 1000 | 50 | 50 | 50 | 50 | 45 | 38 | 35 | 25 | 20 |
RF Foam Absorber Basic Information
· Base size: 500*500mm, customized acceptable
· Standard height: 30,50,100,150,200,300,400,500,700,800,1000mm
RF Foam Absorber Features
· The traditional material for anechoic chambers
· Outstanding absorbing over a wide frequency range
· Flexible
About US



Use Scenarios
EMC Anechoic Chamber Outfitting for Antenna and Device Testing
In telecommunications and aerospace testing laboratories, the RF absorber serves as a critical anechoic chamber absorber, mitigating stray electromagnetic reflections that could otherwise invalidate test results. Its role in absorbing broadband signals ensures compliance with EMI standards such as IEC and MIL specifications. Integrating this material into existing chamber layouts supports precise antenna radiation pattern measurements and device interference assessments, enabling engineers and quality assurance teams to validate product performance with superior fidelity.
Shielding and Noise Reduction in Medical Imaging Facilities
Within MRI and other high-sensitivity medical environments, the microwave absorbing foam is deployed by RF absorbing foam suppliers to suppress extraneous electromagnetic interference that can compromise image quality. Acting as an EMC absorber supplier’s preferred material for upgrades or new installations, it enhances shielding efficiency in Faraday cages and shielded rooms. This integration reduces noise artifacts, assuring compliance with healthcare EMC regulations and improving diagnostic reliability while maintaining facility safety and operational continuity.
Can you customize the size and shape of the RF absorber panels?
Yes, we provide customizable options for our RF pyramid absorber panels. Standard bases are 600x600 mm, but heights range from 10 mm to 1000 mm. We work with you to tailor dimensions and shapes to fit specific EMC anechoic chamber absorber requirements.
What materials are used in your microwave absorbing foam?
Our microwave absorbing foam is made of flexible polyurethane foam designed for superior broadband absorption. It effectively reduces EMI reflections across 100 MHz to 40 GHz, making it a reliable choice for microwave absorbing foam applications in EMC test chambers and RF shielded environments.
How should I install the EMC absorber material in my test chamber?
Installation is straightforward due to the foam’s flexibility and standard panel sizes. We recommend securing the EMC pyramid absorber panels evenly to walls or ceilings of anechoic chambers using mechanical fasteners or adhesives compatible with polyurethane foam to ensure optimal isolation.
What is your lead time and shipping capacity for bulk orders?
We have a robust supply capacity of 1,000,000 square meters per week, ensuring timely delivery for large-scale projects. Our packaging uses protective cartons to maintain product integrity during transport. For pricing, our standard rate is $50 per square meter with flexible MOQ; contact us for specific logistics support.