Loctite 325 Speedbonder structural adhesive is a high temperature, two step acrylic, no mixing required transparent brown adhesive. Loctite 325 is solvent resistant and, when used in conjunction with Loctite Primer 7075, forms flexible bonds on gaps up to 0.40 Inch. Designed for severe environments and temperatures to 350 °F, Loctite 325 fixtures in 5 min. - Loctite AA 325 typical applications include bonding metal or ceramic close fitting rigid parts which are exposed to thermal cycling, e.g. electric motor assemblies. Loctite AA 325 cures when confined between close fitting parts with the aid of an activator.