Along with 9-10 BTU•in/ft²•hr•°F thermal conductivity, EP21TPFL-1AO electrically insulative, 2-part system exhibits chemical resistance and offers 150%–200% elongation, 70-90 Shore A hardness, and 2:3 mix ratio by weight or volume. Black and white color coding facilitates mixing, and working life is 90–120 min at 75°F. Curing fully at ambient temperatures, flexible product adheres to metals, ceramics, composites, glass, rubbers, and plastics. Service range is -60 to +250°F.