2-part, room temperature cure, epoxy adhesive paste used for high strength, permanent bonding of metals, ceramics, concrete, wood and most plastics.LOCTITE EA 445 is a gray, 2-part, room temperature cure, epoxy adhesive paste used for high strength, permanent bonding of metals, ceramics, concrete, wood and most plastics. This product can withstand temperatures of up to +180 °F (+80 °C). Typical applications include the production, maintenance and prototype bonding of metals, ceramics, concrete, wood, glass and most plastics.