While many aluminum epoxies are nontoxic, containing no chemicals that will harm the environment or pose a significant health threat, they can still create health hazards. A vertical repair or one located overhead may be better suited for a putty that will stick in place as opposed to a liquid epoxy that may drip or run off of the repair before it has a chance to set. The orientation of the repair can also determine which is best. For boats and plumbing, choose a waterproof epoxy.
Repairing metal pipes, valves, and ductwork requires a putty epoxy that will mold around the fittings.Įpoxy with a high temperature tolerance is suitable for automotive repairs, such as sealing cracks in an oil pan or gas tank. For larger applications, such as repairing a boat hull, use a liquid sealer epoxy that can be applied with a paint brush over a broad area. Liquid epoxy in small 1-ounce bottles with syringe-style applicators is suitable for smaller applications around the house. The type of repair largely dictates the kind of epoxy one should use. Intended UseĮpoxy that can repair aluminum and other metals comes in various forms ranging from liquid to putty. Ahead, learn more about these and other characteristics of this powerful adhesive. While most people focus on strength when choosing an epoxy glue, many other factors are also essential to consider, including intended use, water resistance, temperature tolerance, and drying time. Photo: What to Consider When Choosing the Best Epoxy for Aluminum
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BEST VERSATILE: PC Products PC-7 Epoxy Adhesive Paste.BEST HEAVY-DUTY: Hy-Poxy H-450 Alumbond Putty Aluminum Repair Kit.BEST FOR WATERPROOF: J-B Weld 8277 WaterWeld Epoxy Putty Stick.BEST FOR HOUSEHOLD: Gorilla 2 Part Epoxy.
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Many epoxies are water-resistant, making them ideal for repairing boats, RVs, automobiles, and even household plumbing. Epoxy consists of an adhesive and a hardener that must be mixed just prior to use to create a tight bond between metal pieces that can withstand forces of up to 3,000 pounds per square inch (PSI) and temperatures of more than 500 degrees Fahrenheit.
Metal epoxy is an essential item for repairing aluminum and other types of metal.
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