What is the best metalworking glue?

Finding the best glue for metalworking can be a tough process. Metal is a difficult material to glue and gluing metal on metal without any welding can been impossible, but it is not. Here are the best glues for metalworking.

Table of Contents

SaleBestseller No. 1
Gorilla Super Glue Gel XL, 25 Gram, Clear, (Pack of 1)
  • GEL FORMULA: No run control gel formula that is great for use on vertical surfaces
  • ANTI CLOG CAP: Helps keep the glue from drying out. It's Gorilla tough use after use.
  • IMPACT TOUGH: Specially formulated for increased impact resistance and strength
  • FAST-SETTING: Dries in 10-45 seconds. No clamping required.
  • VERSATILE: Bonds plastic, wood, metal, ceramic, rubber, leather, paper and more. Not recommended for use on polyethylene or polypropylene plastic or similar materials.
Bestseller No. 2
WORKPRO 12-Inch Steel Bar Clamps Set, 2-pack Quick-Release Clutch Style Wood Clamps, 600 Lbs Load Limit, for Woodworking, Metalworking, and DIY
  • 【SPECIFICATIONS】 The 2-pack 12-Inch steel bar clamps with 2-1/2’’ throat depth, Load limit: 600lbs, Maximum opening capacity: 12 inch. The set would be good for all kinds of woodworking, metalworking, hobbyist, carpenters, DIY projects and professional trades people
  • 【SOLID CONSTRUCTION】 Reinforced nylon body and high-quality hardened steel bars provide great impact resistance, which is totally able to withstand the heavy use expected on construction sites
  • 【ANTI-SLIP MECHANISM】 The ergonomic plastic handle definitely save your hands' strength and supply a great grip. The dual machined grooves on the back sides of the bars provide superior grip to prevent the arm of the clamp from moving
  • 【STRONG CLAMPING POWER】 With up to 600 lbs of squeezing force and a metal latching mechanism allows the sliding head to hold securely at any point along the bar. Durable plastic jaw pads will prevent indents on projects as to damage it. Its lightweight, yet sturdy, and is capable of holding pressure for extended periods
  • 【QUICK-RELEASE DESIGN】 These clamps require two hands but provide much more clamping pressure without braking. Quick-release latch allows you to adjust and lock the wood clamps simply and quickly
Bestseller No. 3
Gorilla Super Glue Gel, 20 Gram, Clear, (Pack of 1)
  • GEL FORMULA: No run control gel formula that is great for use on vertical surfaces
  • ANTI CLOG CAP: Helps keep the glue from drying out. It's Gorilla tough use after use.
  • IMPACT TOUGH: Specially formulated for increased impact resistance and strength
  • FAST-SETTING: Dries in 10-45 seconds. No clamping required.
  • VERSATILE: Bonds plastic, wood, metal, ceramic, rubber, leather, paper and more. Not recommended for use on polyethylene or polypropylene plastic or similar materials.
Bestseller No. 4
STARBOND EM-02 Super Fast Thin, Premium Instant CA (Cyanoacrylate Adhesive) Super Glue Plus Extra Cap and Microtips, 2 oz. (for Woodturning, Pen Turning, Hobby, Stabilizing, Finish, Inlay)
  • ✅ PREMIUM ETHYL CYANOACRYLATE SUPER GLUE : High performance industrial grade adhesive. WATER-THIN CA GLUE - This glue is so thin, it's consistency is close to water! But don't let its consistency surprise you - it's one of the most powerful glues on the market. This makes it easy to penetrate and stabilize even the most delicate materials.
  • ✅ EXTRA SUPPLIES: (2) applicator caps, (1) clog-free stopper, and a bag of micro-tips for precision. The EXTRA APPLICATOR CAPS are in case of future clogs, you're prepared which means you'll never have to stop working! Keep your glue working perfectly with the CLOG FREE STOPPER that prevents any clogs for a smooth application. The BAG OF 8 MICRO-TIPS provides the perfect extension for those hard-to-reach places. Precision is key when it comes to tiny cracks
  • ✅ “WICKING TYPE” ADHESIVE - Penetrates the finest micro-fractures, pores, and cracks through capillary action. Great for woodturning finish, pen making, hobby, fossil prep, inlays, hardening, stabilizing, and bonding close-fitting parts.
  • ✅ PROPERTIES: The penetrating abilities of this glue make it perfect for quick fixes! With a viscosity similar to Water, it penetrates up to 0.002" in size. 2-3 cPs makes it the perfect choice for quick repairs and projects!
  • ✅ LONG LASTING SUPERIOR SHELF LIFE: OUR GLUES ARE BACKED BY A 30 MONTH SHELF LIFE WARRANTY: We guarantee that our glues will last for up to 30 months when stored under 40°F before and after use. If you are not satisfied with the performance of our product, we will provide a 100% refund or replacement.
Bestseller No. 5
Machinery's Handbook: Large Print
  • Hardcover Book
  • Oberg, Erik (Author)
  • English (Publication Language)
  • 2896 Pages - 03/01/2016 (Publication Date) - Industrial Press, Inc. (Publisher)
The best overall metalworking glue is PC Products PC-7 Epoxy Adhesive Paste. PC Products PC-7 Epoxy Adhesive Paste is a two-part epoxy and cement and can work as a sealer, bonding agent, and gap filler in both outdoor and indoor applications. PC Products PC-7 Epoxy Adhesive Paste can even seal oil and gas tanks. On top of that, the adhesive can be applied in a temperature range of 35°F to 115°F and has a service temperature range of -20°F to 200°F, making it very compatible with extreme conditions.

Best Polyurethane Metalworking Glue

The best polyurethane glue for metalworking is Gorilla Glue. Gorilla Glue has an incredibly strong bond and can be used both indoors and outdoors. Gorilla Glue’s strength comes from the fact that it expands when it is applied, giving it a stronger hold than many other polyurethanes, which is why it works so great on metal. Gorilla Glue is also paintable, so it can blend in perfectly to whatever metalworking project you are working on.

How to Glue Metal to Metal

Best Super Glue for Metalworking

In metalworking, super glues are best for instant results and the best super glue for metal is Loctite Ultra Gel Control Super Glue. Loctite Ultra Gel Control Super Glue will be able to give you an instant bond to your metalworking projects, just remember that super glues are not reliable for heavy-duty metalworking.

Best Budget Metalworking Glue

If you are working on a tight budget with your metalworking project, fear not, there is a great budget-friendly option. The best budget metalworking glue is Loctite Epoxy Metal/Concrete. Costing less than $9, Loctite Epoxy Metal/Concrete gives you the strength of a regular epoxy and concrete metal adhesive at a much more reasonable price. Loctite Epoxy Metal/Concrete sets in just 8 minutes, is resistant to water and solvents, and can even be trusted in machinery repairs.
The best overall metalworking glue is PC Products PC-7 Epoxy Adhesive Paste. The best polyurethane glue for metalworking is Gorilla Glue. The best super glue for metalworking is Loctite Ultra Gel Control Super Glue. And the best budget metalworking glue is Loctite Epoxy Metal/Concrete.
Epoxies are always going to be the better option when gluing metal to metal, particularly, 2-part epoxies as they deliver an extra layer of strength that super glues and polyurethanes can’t.
If not mixed, PC Products PC-7 Epoxy Adhesive Paste has a shelf life of over 2 years, some users have even been able to use it successfully after 5 years.
Gorilla Glue will set in just 1 to 5 minutes with a full cure time of 24 hours.
Loctite Ultra Gel Control Super Glue will set in just 60 seconds and be able to take some light handling. A full cure for Loctite Ultra Gel Control Super Glue will be 24 hours.
Loctite Epoxy Metal/Concrete has a viscosity similar to toothpaste, so it may run a little when applied to surfaces, but it also may be too thick to put into a syringe.

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