MAST Technologies’ Lossy Foam Absorber product series is a lightweight conductive carbon loaded sheet stock providing broadband insertion loss at microwave frequencies. Lossy Foam Absorbers are designed with a constant coating to exhibit high reflection loss and are intended to be applied to metal surfaces inside microwave cavities, housings, radomes, network enclosures, or antennae. Lossy Foam absorbers are the lowest cost solution for attenuating energy at frequencies from 1 GHz to 18 GHz.

Sheet Size: 24″ x 24″

This product with adhesive backing: MF22-0002-01

Standard Lead-Time: Typically ships within 3 business days


Electrical Performance:
The performance plot below shows the typical insertion loss performance of this material. For more information on the test set-up, please refer to Tech Bulletin 103.

Typical Properties:
Thickness: 0.250″ (6.4mm)
Adhesive Thickness: 0.005″ (0.12mm)
Color: Black
Operating Temperature: -60°F to 250°F
Sheet Sizes: 24″ x 24″

Technical Data Sheet
Material Safety Data Sheet (MSDS)

Additional information

Weight 1 lbs
Dimensions 24 × 24 × 0.25 in