RF Microwave Pyramidal Antenna test Absorber

Broadband Polypropylene RF Microwave Absorber

DMC-PP-MI series are high performance Polypropylene RF Microwave absorber covering wide band frequency range. The appearance and characteristics are similar to HY series, but PP-MI series has been specifically designed for best performance at Microwave frequency range. Therefore, this PP-MI series of absorbers are highly preferred for Antenna Pattern Measurement (APM), Compact Antenna Test Range (CATR), Radar Cross Section (RCS) and Electronic Warfare Test (EWT) application.

Broadband Polypropylene RF Microwave Absorber features:

Frequency range 80MHz to 100GHz
Typical reflectivity as high as -50dB
Plug and Pull install
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

Part number reference:

DMC-PP-PY-MI-300, DMC-PP-PY-MI-500, DMC-PP-PY-MI-750

Datasheet

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TYPICAL REFLECTIVITY AT NORMAL INCIDENCE OVER FREQUENCY RANGE IN dB

Model Number	80 MHz	250 MHz	500 MHz	1 GHz	3 GHz	5 GHz	10 GHz	18 GHz	40 GHz	100 GHz
DMC-PP-PY-MI-300	1	24	29	35	49	49	50	50	50	50
DMC-PP-PY-MI-500	7	29	35	45	50	50	50	50	50	50
DMC-PP-PY-MI-750	10	32	38	47	50	50	50	50	50	50
DMC-PP-PY-MI-1000	11	35	40	45	55	55	55	55	55	47
DMC-PP-PY-MI-1200	16	40	45	50	55	55	55	55	55	47

DMC-PP-PY-MI-300

High Power Pyramidal RF Microwave Absorber Cones

DMC-PP-PY-MI-500

DMC-PP-PY-MI-1200

Frequently Asked Questions

What is a polypropylene microwave absorber?

A polypropylene microwave absorber is a material designed to absorb electromagnetic waves in RF and microwave frequencies.

What frequency range do DMCRF polypropylene absorbers support?

DMCRF polypropylene microwave absorbers support a wide frequency range from 80 MHz to 100 GHz.

Where are polypropylene microwave absorbers typically used?

They are widely used in antenna test chambers, EMC testing facilities, radar testing labs, and wireless device testing environments.

What reflectivity performance can be expected?

High-performance absorbers can achieve reflectivity levels as low as −50 dB or better.

Are DMCRF microwave absorbers easy to install?

Yes, DMCRF absorbers use a plug-and-pull installation design for easy mounting.

Can these absorbers handle high RF power?

Yes, they are designed for high-power applications with power handling up to 4.8 kW/m².

Are polypropylene absorbers suitable for clean rooms?

Yes, these absorbers are designed to meet clean room standards such as ISO 14644 Class 5.

What are the advantages of polypropylene absorbers?

They offer high durability, water resistance, and excellent RF absorption performance.

Why choose DMCRF polypropylene microwave absorbers?

DMCRF provides high-quality absorbers designed for professional RF testing chambers.

How are microwave absorbers maintained?

Maintenance usually involves regular inspection and gentle cleaning using vacuum or air.

What Our Clients Say

Broadband Microwave Absorber with High-Power Handling

September 28, 2026

We’re very pleased with this microwave absorber for our testing requirements. It provides broad frequency performance while handling higher power levels effectively, making it suitable for demanding microwave applications. The overall design feels professional and reliable in our testing environment.

Audrey Sullivan

High-Temperature Absorber for Laboratory Applications

September 28, 2026

We’re very pleased with this absorber for demanding laboratory conditions. Its ability to operate continuously at 120°C provides useful flexibility for environments where temperatures can be challenging. The overall construction feels reliable and well suited to our testing requirements.

Evan Prescott

Wideband Absorber for RF and Microwave Testing

September 22, 2026

We’re very pleased with the flexibility this absorber provides across different testing applications. The 80 MHz to 100 GHz frequency range makes it suitable for RF, microwave, and millimeter-wave work. The broad coverage has been useful for our testing requirements and gives us more flexibility in our setup.

Nicole Franklin

Versatile Absorber for Advanced RF Testing

September 22, 2026

We’re very pleased with the design and versatility of this absorber. It fits well with our requirements for radar cross-section testing, antenna measurements, and other specialized RF applications. The overall construction feels professional and well suited to demanding testing environments.

Jason Caldwell

Low-Reflectivity Absorber for Precision RF Testing

September 17, 2026

We’re very pleased with the performance of this absorber. The −50 dB reflectivity specification makes it well suited to precision RF and antenna testing applications where controlling reflections is important. The overall design feels professional and reliable, making it a valuable addition to demanding testing environments.

Alexander Morrison

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