Since 1967, ERG Aerospace has been the leading manufacturer of open celled metal foam, carbon foam, and ceramic foam materials that provide leading companies with extremely low-weight, high-performance parts. ERG designs and manufactures cutting edge components for a variety of industries including: Aerospace National Defense Semiconductor Manufacturing Biotech Space ERG Aerospace is principally engaged in the research, design, development, manufacture and integration of Duocel® foam material components, systems, and technologies.