Devcon Super Glue Gel is a general purpose cyanoacrylate adhesive that provides a fast, strong and permanent bond to almost all non-porous materials. The thick gel formula is perfect for vertical or overhead applications. Apply just one drop per square inch for maximum strength. Dries clear and bonds in seconds. Bonds most plastics, rubber, metal, ceramic, and jewelry with a tensile strength of 2500 PSI. Not recommended for use on polyethylene or polypropylene plastics. Temperature Range: 180 degrees Fahrenheit maximum.