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MF3: Convoluted Foam Absorbers

MAST Technologies’ Convoluted Foam Absorber product series is a lightweight conductive carbon loaded sheet stock providing broadband reflection loss at microwave frequencies. Due to the shape of the cones on Convoluted Foam Absorbers, they exhibit high reflection loss and are intended to be applied to metal surfaces inside test boxes, housings, radomes, network enclosures, or antennae. Reticulated Foam Absorbers attenuate energy at normal and high angles of incidence at frequencies from 1 GHz to 18 GHz.

Electrical Performance:
The performance plot below shows the performance of several of our convoluted foam materials.

Typical Applications
RF Test Boxes/Fixtures
Antenna Pattern Performance
Sidelobe/backlobe reduction
Resonant Cavity Attenuation
EMI Reduction
Rx/Tx Antenna Isolation
Radar Cross Section Reduction


Standard Products (click for product page) or View All MF3 Products

Part Number Thickness (in/mm) Frequency (GHz)
MF32-0001-00 1.50/38.4 10-40
MF32-0002-00 3.00/76.9 4-40


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Please note that on orders of 10 sheets or more, MAST prefers to take the orders offline and will respond to you with a written quotation. If added to your cart, the items will appear at no value. A MAST representative will contact you with further ordering instructions for quantities of 10 or more.

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