Rectorseal 73831 1.2-Pound Nickel-Rich Antiseize And Lubricant Contains no lead, copper, graphite,chlorides or other halogens, phosphorous, or silicones Prevents seizure for easy breakout up to 2600-Degree F (1427-Degree C) Brushable down to 0-Degree F (-18-Degree C) and will not dry out or harden in storage The Nuclear Grade is approved by General Electric for use with their turbine systems in nuclear and fossil fuel applications Ideal for outdoor use-strong resistance to water washoff