Our 3M™ Scotch-Weld™ Epoxy Adhesive 420 maintains bond strength at high and low temperatures and can withstand paint bake operations up to 400°F for 30 minutes. It works well on a variety of substrates such as metals, ceramics, wood, many plastics, and glass, and is an excellent indoor bonding agent for joining, gluing, potting, panel bonding, and structural bonding. Our adhesive meets the requirements for UL 94 HB. 3M™ Scotch-Weld™ Epoxy Adhesive 420 dispenses as a medium viscosity adhesive for easy, controlled application. The adhesive reaches handling strength in approximately two hours and is fully cured in 24 hours (at 72°F/22°C.) The mix ratio is 2:1 and provides a 20 minute work life, providing ample time to adjust for desired fit prior to curing. This adhesive is available in a variety of package sizes and can be dispensed in several ways to meet the demands of the user and the job.
Apply 3M™ Scotch-Weld™ Epoxy Adhesive 420 in place of mechanical fasteners, screws, rivets and spot welds in most applications. Our two-part epoxy structural adhesive is toughened and very strong with high impact and vibration resistance. You also get a versatile 20 minute work-life with our non-sag, high peel and shear strength adhesive. Moderate work-life provides ample time for positioning and adjustment for fit. Our adhesive cures at room temperature, so it’s convenient and easy to use, even for your toughest applications. It’s ideal for your most demanding projects.