You can use this high-performance epoxy adhesive to replace mechanical fasteners, screws, rivets and spot welds. 3M™ Scotch-Weld™ Epoxy Adhesive EC-3333 B/A is excellent for bonding a variety of substrates such a metals and many plastics. It can be dispensed in duo-pak cartridges for use with the 3M™ EPX™ Applicator System for minimal waste and professional results. The mix ratio is 2:1 and the adhesive provides a 20 minute work life to allow time to adjust fit prior to setting. The adhesive is fully cured in 5 days (at 72° F /22° C), but can be accelerated with heat.