High Power Millimeter wave Pyramidal Absorber

Polypropylene Millimeter Wave Absorber

DMC series of Ultra-premium high performance Polypropylene Millimeter wave Absorbers are made of molding process and State-of-the-art carbon synthesis process to ensure extremely high uniformity of carbon powder density throughout the absorber

Frequency range 1GHz to 100GHz
Typical reflectivity as high as -50dB
Power handling capacity 4.8kW/m², 1353 V/m CW Radiated field strength
Fire Retardant per NRL-8093 1,2,3, UL 94:2013, HBF and DIN 4102 and Class B2
Continuous working temperature up-to 120°C
Clean Room suitable per ISO 14644 Class5
Water Resistant per GB/T 4208-2017
RoHS and REACH Compliant
Zero Carbon dust

Datasheet

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TYPICAL REFLECTIVITY AT NORMAL INCIDENCE OVER FREQUENCY RANGE IN dB

Model Number	1 GHz	3 GHz	6 GHz	10 GHz	18 GHz	40 GHz	60 GHz	80 GHz	100 GHz
DMC-PP-mmW-100	28	32	33	33	33	33	33	33	33
DMC-PP-mmW-200	30	40	40	50	50	50	50	50	50

DMC-PP-mmW-100

Frequently Asked Questions

What is a Polypropylene Millimeter Wave Absorber?

A Polypropylene Millimeter Wave Absorber is a specialized RF absorbing material designed to reduce electromagnetic reflections in high-frequency environments such as anechoic chambers and antenna test facilities.

What frequency range does this absorber support?

It typically operates from 1 GHz to around 100 GHz, making it suitable for microwave and millimeter-wave applications.

What is the typical reflectivity of the absorber?

The absorber can achieve reflectivity levels up to approximately −50 dB, which ensures very low signal reflections during testing.

Where are millimeter wave absorbers commonly used?

They are widely used in anechoic chambers, antenna measurement systems, EMC testing labs, radar testing environments, and wireless communication research facilities.

What material is used in this absorber?

It is made from expanded polypropylene with carbon-based absorbing material, ensuring uniform electromagnetic absorption performance.

Is the absorber suitable for high-power RF environments?

Yes. It supports high power handling capability and can withstand strong electromagnetic fields in RF testing setups.

What temperature can the absorber withstand?

The absorber can typically operate continuously at temperatures up to 120 °C, making it suitable for demanding laboratory environments.

Is the absorber safe for laboratory use?

Yes. It is designed to be RoHS and REACH compliant, fire-retardant, and produces no carbon dust, ensuring safe operation.

Can it be used in cleanroom environments?

Yes. These absorbers are compatible with ISO 14644 Class 5 cleanroom standards, making them suitable for sensitive RF laboratories.

What benefits does it provide in RF testing?

It reduces signal reflections, improves measurement accuracy, enhances chamber isolation, and ensures reliable results in high-frequency RF testing.

What Our Clients Say

Water-Resistant RF Absorber for Durable Applications

September 28, 2026

We’re very pleased with the construction of this RF absorber. The water-resistant design is a practical feature for facilities where durability is important, and the overall material feels well suited for long-term RF absorption applications. It has been a reliable choice for our testing environment.

Brianna Caldwell

Versatile Millimeter-Wave Absorber for RF Applications

September 28, 2026

We’re very pleased with this millimeter-wave absorber for our specialized RF applications. The broad frequency coverage provides useful flexibility, while the high-power handling makes it suitable for demanding testing conditions. Overall, it has been a practical and reliable addition to our RF setup.

Marcus Thornton

Clean RF Absorber for Controlled Testing

September 22, 2026

We’re very pleased with the clean design of this absorber. The zero carbon dust feature is particularly valuable for maintaining a cleaner and more controlled RF testing environment. It has been a practical addition to our setup and works well for applications where cleanliness is important.

Monica Harrison

High-Temperature Absorber for Laboratory Applications

September 22, 2026

We’re very pleased with the flexibility this absorber provides for demanding laboratory applications. Its ability to operate continuously at temperatures up to 120°C is particularly useful when thermal conditions vary during testing. Overall, it has been a reliable and practical addition to our laboratory setup.

Brandon Reeves

Professional Absorber for Modern RF Laboratories

September 17, 2026

We’re very pleased with this professional-grade absorber. It feels well suited for modern RF laboratories, antenna measurement systems, and anechoic chamber environments. The design is practical and gives us confidence when working on demanding RF testing applications. Overall, it has been a reliable addition to our testing setup.

Rebecca Turner

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