FASTBLOCK®401 Type II by TA Aerospace is a low density, moldable thermal insulation for application on aircraft hydraulic hoses and many other complex geometries . This compound also can be used as thermal insulation on clamp cushions, seals, o-rings, grommets and gaskets in select configurations. FASTBLOCK® 401 can be combined with fiberglass, ceramic fiber or stainless steel, polyimide film, and many other materials to make removable heat shields for existing structures. Reduce installation cost by reducing fasteners, part count, and by reducing installation time. This is a one-part organic peroxide cured fluorosilicone rubber compound. FASTBLOCK® 401 has an excellent service temperature range of -60° to +150°C (-76° to +302°F). Product available in pre-molded shapes.

With TA Aerospace FASTBLOCK® 401 aircraft thermal insulation, TA Aerospace continues its tradition of engineering excellence, delivering products that meet the rigorous standards of aerospace design and ensuring the highest levels of performance and safety. Whether for commercial airliners, private jets, defense applications, or space exploration vehicles, FASTBLOCK® aircraft thermal insulation stands as a testament to TA Aerospace’s commitment to innovation and quality in thermal insulation technology.