A two-part acrylic structural adhesive comprises a first package containing from
about 10 to about 90 percent by weight of at least one ethylenic unsaturated methacrylic
ester selected from the group consisting of 1) an alkyl mono-, di- or tetra-substituted
cyclohexyl methacrylate, wherein the substitutions occur in either the 3, 4, and/or
5 ring positions, and 2) a linear or branched C4-C10 alkyl
methacrylate; from about 10 to about 80 percent by weight of a toughener, and an
adhesion promoter; and a second package containing a bonding activator, and, optionally,
an epoxy resin.