C-RAM SFC is a series of high performance broadband RF absorbers made from specially treated low density polyurethane foam. The product is flexible and tolerant of physical abuse. Using a steep pyramid design which provides an impedance gradient, C-RAM SFC provides premium performance in anechoic chambers at both normal and off-normal incidence angles.
These products meet all of the fire retardancy requirements of NRL Specification 8093 tests 1, 2, and 3, MS-8-21 tests 1, 2, and 3, and T.I. drawing 2693066, as well as ASTM E-84-97a, Class A, and UL94 rated HF-1.