3M™ Scotch-Weld™ Structural Adhesive EC-9356 B/A FST is a two-part, fast curing epoxy paste adhesive. It is designed for bonding typical aircraft interior materials including; metal, thermoplastics such as PEI and PEEK, thermosets and composites. Typical applications include; honeycomb panel bonding (ditch and pot, cut and fold, mortise and tenon joints), insert bonding, or metal to honeycomb bonding. Designed for interior applications and formulated without halogens and antimony, EC-9356 B/A FST meets the latest flammability, smoke density, and toxic gas emission requirements as listed in FAR/JAR25.853 and ABD0031.