Page 82 - index

GT 702 EX GT 802 EX

CARBON FILLED SILICONE FOAM POLYURETHANE FOAM
MICROWAVE ABSORBER MICROWAVE ABSORBER

• High reflection loss when mounted on a
conductive surface
• Halogen-free
• Excellent sealing • Available in UL94-HF1version
• Surface-mounter acrylic adhesive
• Operating temperature from -51°C to
+121°C
GT702 EX is a closed-cell carbon-filled silicone foam. It is a GT 802 ex is a dielectrically charged cross-linked polyurethane
multi-layer product with progressive resistivity that promotes foam. Its open-cell lightweight and economical solution can be
penetration in order to optimize absorption in reflection. used as an air filter and EMI absorber.

Properties GT 702 EX Reference Material Thickness (mm) Frequency

Material Carbon filled silicone foam (closed cell) EA-RF375 Polyurethane foam 9.5 1 to 18 GHz
Density 0.5 g/cm3 EA-RF500 Polyurethane foam 12.70 1 to 18 GHz
Range frequencies 1-18 GHz EA-RF750 Polyurethane foam 19.00 1 to 18 GHz

Working temperature -50°C to +150°C EA-RF1000 Polyurethane foam 25.40 1 to 18 GHz

EA-RF375 Polyurethane foam 31.75 1 to 18 GHz

Standard sheet size : 305x305mm or 610x610 mm
Option : Adhesive on request

Attenuation in dB Attenuation (dB) GT702 10 mm Attenuation according to the frequency
Attenuation (dB) GT702 5 mm

common applications

Antenna insulation
Attenuation dB EMI reduction

Frequency in MHz Radar cross-section reduction

Frequency (GHz)
available format
Standard sheets dimension :
GT802 EX Th 9.5 mm GT802 EX Th 19.00 mm
Customized cutting 150 mm x 150 mm (from 4 to 30 mm) : up to 30 mm contact us GT802 EX Th 25.40 mm GT802 EX Th 31.75 mm
Sheet 300 mm x 300 mm (from 4 to 20 mm) : up to 20 mm contact us

82
375 Avenue Morane Saulnier 78530 - Buc, France www.getelec.com 83
Tel : +331 39 20 42 42 | info@getelec.com