Originally Posted by
Bob H
There are differences between a laminating resin system and a structural paste adhesive; each used for a specific purpose. A laminating resin(epoxy) has low viscosity to allow saturation into fiber reinforcements. A structural adhesive has high viscosity to maintain bondline thickness in a joint and additives to provide high shear and peel strength. You normally use each as intended and don't try to make one do the job of the other. You can take the laminating resin and add fillers (balloons, chopped fibers) to increase viscosity but not for structural bonding.