FM® 2555 is a 350°F (177°C) cure, 440°F (227°C) post-cure modified cyanate ester film adhesive. This adhesive has good high temperature properties with low dielectric constant and low loss tangent electrical properties. Other products in this cyanate ester family include CYCOM® 5575-2 glass- and quartz- reinforced prepreg, FM® 2525 adhesive and FM® 6555-1 and BR® 6565 syntactic foams.