Use Restrictions 1, Not be used as a structural adhesive assembly. 2, Not be used for all the leaking oil, plasticizer or solvent surfaces. 3, Not suitable for enclosed spaces or in direct contact with food and drinking water to the surface. 4, The surface temperature of the substrate lower than 4 °C or over 40 °C not construction. 5, Does not apply to perennial of wet places. With sealant contact surface must be clean and dry. 6, Not suitable for copper or copper alloy material.