General purpose, 2-part, room temperature-curing, methyl methacrylate structural adhesive paste system.LOCTITE AA H3000 is an off-white, general purpose, 2-part, room temperature-curing, methyl methacrylate structural adhesive paste system. It is formulated to yield high peel and shear strength. This adhesive forms resilient bonds and maintains its strength over a wide range of temperatures. It is suitable for bonding a variety of substrates with a minimum of surface preparation.