Polystyrene Hybrid EMC Absorber

DMC premium quality high performance Hybrid Polystyrene Absorbers are made of molding process and the State-of-the-art carbon synthesis process ensures extremely high uniformity of carbon powder density throughout the absorber ,

Frequency range 30MHz to 40GHz
Typical reflectivity as high as -42dB
Plug and Pull install
Power handling capacity 1kW/m2
Fire retardant to UL94 HBF, DIN4102-B2, EN11925
Continuous working temperature up-to 70°C
Clean Room suitable per Class 10000/ ISO 14644-1 Class 4
RoHS and REACH Compliant
Zero Carbon dust

Part number reference:
DMC-PS-PY-HY-300, DMC-PS-PY-HY-500 , DMC-PS-PY-HY-700

Datasheet

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TYPICAL REFLECTIVITY AT NORMAL INCIDENCE OVER FREQUENCY RANGE IN dB

Model Number	30 MHz	50 MHz	100 MHz	500 MHz	1 GHz	3 GHz	5 GHz	10 GHz	18 GHz	40 GHz
DMC-PS-PY-HY-300	18	23	25	17	18	18	21	23	30	32
DMC-PS-PY-HY-500	20	24	26	19	21	22	25	28	33	35
DMC-PS-PY-HY-700	21	25	27	21	24	28	30	36	39	42

DMC-PS-PY-HY-500

Frequently Asked Questions

What is a Polystyrene Hybrid EMC Absorber?

A Polystyrene Hybrid EMC Absorber is a specialized RF absorbing material designed to reduce electromagnetic reflections in EMC and RF testing environments such as anechoic chambers.

What is the typical reflectivity of the absorber?

The absorber can achieve reflectivity levels up to approximately −42 dB, depending on the model and frequency.

What frequency range does this absorber support?

It supports a broadband operating frequency range of 30 MHz to 40 GHz, covering most EMC and RF testing applications.

Where are hybrid EMC absorbers commonly used?

They are used in EMC compliance chambers, antenna testing facilities, radar testing labs, and RF measurement environments.

What material is used in this absorber?

It is made from expanded polystyrene with carbon-based absorbing materials, providing uniform electromagnetic absorption performance.

What is the power handling capability?

The absorber supports approximately 1 kW/m² power handling, making it suitable for RF and EMC testing setups.

Is the absorber fire-retardant?

Yes. It meets fire-retardant standards such as UL94 HBF, DIN 4102-B2, and EN11925, ensuring safe operation in testing facilities.

What is the maximum operating temperature?

The absorber can operate continuously at temperatures up to 70 °C.

Is the absorber suitable for cleanroom environments?

Yes. The absorber is compatible with ISO 14644 cleanroom standards and produces zero carbon dust, making it suitable for laboratory environments.

What benefits does it provide in EMC testing?

It reduces RF reflections, improves electromagnetic isolation, increases measurement accuracy, and creates a controlled electromagnetic environment for reliable EMC testing.

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