Best Solder For Radiator Repair in 2023: Our Top 15 Picks

Sometimes it might be quite difficult to find the best solder for radiator repair. With every niche market offering so many different products, it makes sense that this is the case.

Unfortunately, this very fact can make it incredibly difficult to find the item that best suits your needs, which is why we’ve put together this solder for radiator repair buying guide.

Quick Picks:

Our Favorite Solder For Radiator Repair Reviews:

Bestseller No. 1
AM WORLDWIDE CORP Stic-tite Aluminium Radiator Repair, 54" Each Coil (Set of 2 Pzs Stictite Radiator Repair)
  • Shipped from USA
  • Easy to use. Use like a solder for repair of aluminium radiator.
  • 54" each coil. Total 108"
Bestseller No. 2
Am Worldwide Stic-tite Aluminum Radiator Repair, 54" Each Coil (1 Piece Stictite Radiator Repair)
  • Shipped from USA
  • Easy to use.
  • Use like a solder for repair of aluminium radiator.
  • 54" each coil.
Bestseller No. 3
Welding Rods Copper Aluminum Flux Cored Wire Welding Rod Low Temperature for Radiators Motors Household Appliances (10M)
  • 【EXCELLENT PERFORMANCE】-- The melting point of this aluminium-cored wire is low. After welding, the sealing of the welding part is very good.
  • 【EASY TO USE】-- The aluminum cored wire can be used directly without the need for other flux powders.
  • 【NON-CORROSIVE WELDING RESIDUE】-- The flux residue of the aluminum cored wire is not corrosive, does not absorb moisture and adheres firmly.
  • 【SUITABLE FOR】-- This welding rod is widely used for copper and aluminum wire welding of radiators, motors, batteries, household appliances and other products.
  • 【EXCELLENT WELDING PERFORMANCE】-- The aluminum cored wire has excellent welding performance when used, and the welding effect is full and smooth.
Bestseller No. 4
Forney 38101 Solder Acid 1/8", 16 oz.,Silver
  • Not for electrical connections
  • General purpose solder for sweat fittings, sheet metal joints, gutter work and other big jobs
  • Often used on radiators
  • Works well on galvanized sheet metal, copper, steel, nickel plate, brass and tin plate
SaleBestseller No. 5
Oatey 50193 Acid Core Wire Solder, 0.5 Lb Carded, Solid, Gray, 1/2 lb, Silver
  • 40/60 alloy of 40% tin and 60% lead
  • 50/50 alloy of 50% tin and 50% lead
  • 361
  • General purpose solder for sheet metal work, auto radiator repair and steel gutters
  • 40/60 solders are 40% tin - 60% lead
SaleBestseller No. 6
Oatey 21115 Leaded Acid Core Solder, 1/8 in Dia, Silvery, 1 Lb, Grey
  • 40/60 alloy of 40% tin and 60% lead
  • 50/50 alloy of 50% tin and 50% lead
  • 361
  • General purpose solder for sheet metal work, auto radiator repair and steel gutters
  • 40/60 solders are 40% tin - 60% lead
Bestseller No. 7
Super Glue Pro Seal N62020 Instant Gas Tank and Radiator Repair
  • Instant Gas Tank and Radiator Repair
  • 0.7-Ounce strip
  • Easy to use putty
  • Permanently seals cracks and split seams
  • Hardens like steel
Bestseller No. 8
J-B Weld 2120 Radiator Repair Kit
  • RADIATORWELD: Our radiator and plastic tank repair kit has all you need for making professional quality, permanent repairs with state of the art components and easy to follow instructions.
  • COUNT ON US: For more than 40 years, our products have earned a loyal following from people who take pride in their work. With each product we innovate, we continue to provide the world's strongest bond for your projects.
  • SIMPLE TO USE: No removal of tank or radiator is required to stop leaks. Easily fix holes up to 3/8" diam. or cracks up to 4" long. Includes epoxy putty, fiberglass cloth, sandpaper, and applicator.
  • VERSATILE & DEPENDABLE: Great for radiators, washer fluid tanks, storage tanks, water tanks, plastics, composites, PVC and more. Professionals, mechanics and avid DIYers know J-B gets the job done.
  • NO PROJECT TOO BIG OR TOO SMALL: We have all the products you need to get the job done right. JB Weld always delivers the legendary performance of the World's Strongest Bond.
Bestseller No. 9
30 Pieces Copper Aluminum Welding Rods 0.08 x 10 Inch Universal Low Temperature Welding Cored Wire Multipurpose Copper Aluminum Repair Rods for Welding Alloy, Stainless, Galvanized Steel, Copper
  • Enough quantity: you will get 30 pieces of universal copper aluminum welding rods in total, enough quantity can satisfy your different needs in daily life and work
  • Multiple use: the low temperature welding cored wires can be widely applied in electric power, chemistry, food using and so on, practical repair rods for argon arc welding and filling material for aluminum, stainless, galvanized steel, galvanized cast iron, copper with high strength
  • No need solder powder: the multipurpose copper aluminum welding wires are practical and convenient to use, they come with internal powder and the melting point is 380 - 400 ℃, low temperature and no need to use other flux powder as the welding core and coating as salt base
  • Nice performance: designed with powder cores, the copper aluminum welding rods have nice forgeability, conductivity and corrosion resistance, which can provide you with smooth welding effect, suitable for home and professional maintain work
  • Size information: the universal low temperature welding core wires are approx. 2 mm/ 0.08 inches in diameter and 25 cm/ 10 inches in length, proper size for your working use and can reduce waste
Bestseller No. 10
J-B Weld 37901 ExtremeHeat High Temperature Resistant Metallic Paste - 3 oz
  • Jb Weld Extreme Heat: Is Formulated For Repairs To Iron, Steel And Metal In High Temperature Environments 1000°F / 537°C. Non-Flammable, It Contains No Solvents Or Volatile Organic Compounds (Vocs).
  • The Original Cold Weld: Jb Weld Was Developed As An Alternative To Torch Welding. Designed To Be Effective In Extreme Environments, Once It Sets, It Creates A Permanent Bond Stronger Than Steel.
  • Simple To Use: When Fully Cured, This Metallic Compound Can Be Drilled, Machined Or Sanded. It Is Great For Repairing Cracks, Small Gaps, Seam Connections Or Holes.
  • Versatile & Dependable: Ideal For Repair Work On : Exhaust Manifolds, Pipe Connections, Mufflers, Catalytic Converters, Outdoor Grills, Fire Boxes, Gas And Commercial Furnaces And Water Heaters.
Bestseller No. 11
Permatex 09116 Fuel Tank and Radiator Repair Kit
  • Seals holes, seams, or cracks on metal tanks, radiators, or gas cans
  • Quickly and easily knead together the two-component stick to form a tight seal
  • Provides excellent chemical and moisture resistance
  • Cures within 2 hours at ideal temperature
  • Not recommended for use on plastic gas tanks
Bestseller No. 12
J-B Weld 8277 WaterWeld Epoxy Putty Stick - 2 oz.
  • J-B WELD WATERWELD: A hand mixable two part epoxy putty stick, that can cure under water and is ideal for repairing plumbing, fuel tanks, tubs and showers, drains, pool and spa, boats & potable water tanks and more! J-B Weld WaterWeld is certified by the NSF and is safe for contact with potable water.
  • CURE AND SET TIME: After kneading the two part formula together by hand, WaterWeld takes 25 minutes to set and cures in 1 hour. J-B Weld WaterWeld set and cure color is off white.
  • PRODUCT FEATURES AND STRENGTH: J-B Weld WaterWeld has lap shear strength of 1300 PSI, can withstand continuous temperatures up to 300F (149C) and intermittent temperatures of 350F (176 degrees Celsius) and is chemical resistant against petroleum, hydraulic fluids and other chemicals when fully cured.
  • SURFACE APPLICATIONS: Iron & Stainless Steel, Copper & Brass, Aluminum & Bronze, Fiberglass and Plastic & PVC.
  • DO IT YOURSELF: Big or small, you can DIY it with J-B Weld. Our heavy duty epoxy and adhesives repair & restore it right the first time. J-B Weld delivers superior performance, quality, and results for the World’s Strongest Bond.
SaleBestseller No. 13
LEXIVON Butane Soldering Iron Multi-Purpose Kit | Cordless Self-Igniting Adjustable Flame 7-Tip Set | Pro-Grade (LX-770)
  • A MUST-HAVE BUTANE TORCH KIT FOR PROFESSIONALS: 13-Piece accessory set to use in a wide range of applications with self-igniting trigger and a flame locking button.
  • PRECISE PERFORMANCE FOR ALL YOUR PROJECTS: Adjust flame from 1/2" to 2 1/2" with working temperature up to 2400° F and up to 1100° F while using with soldering tips.
  • UNLIKE CHEAPLY-MADE SOLDERING KITS, our 100% Metal refillable fuel tank will last longer. Plus it has been pre-tested for leakage and ignition capability and comes with a handy carrying case.
  • FINISH YOUR JOB WITHOUT HAVING TO REFILL THE TANK: The large tank capacity with standard butane gas allows for up to 75 minutes run time, fully refills in 10 seconds so you can stay on the job.
  • YOUR SAFETY IS OUR TOP PRIORITY: Newly designed with Ignition stopper (Attention - butane is NOT included)
Bestseller No. 14
J-B Weld 8276 KwikWeld Quick Setting Steel Reinforced Epoxy - Dark Grey 2 oz
  • J-B Weld Kwikweld: A Fast Setting Version Of The Original Cold Weld Two-Part Epoxy System That Provides Strong, Lasting Repairs To Multiple Surfaces. Perfect For Diy Household, Automotive, Marine, Craft Repair And Much More
  • Cure And Set Time: After Mixing The Tubes At A 1: 1 Ratio, It Takes 6 Minutes To Set And 4-6 Hours To Cure. Once Cured, Kwikweld Can Be Tapped, Filled, Sanded, Molded And Drilled. Kwikweld’S Set And Cure Color Is Dark Grey
  • Versatile And Dependable: J-B Weld Kwikweld Is Steel Reinforced, Has A Tensile Strength Of 3127 Psi And Can Withstand Temperatures Up To 230 Degrees Fahrenheit (110 Degrees Celsius). When Fully Cured, Kwikweld Is Waterproof And Resistant To Petroleum, Chemical And Acid
  • Surface Applications: Metal, Plastic & Pvc, Wood, Concrete, Ceramic & Tile, Fiberglass And More
Bestseller No. 15
Alumaloy 20 Rods - USA Made, As Seen on TV, 1/8" x 18" Simple Welding Rods, Aluminum Brazing/Welding Rods, Aluminum Repair
  • REPAIRS: With rods twice as long as the competition, Alumaloy repairs or fabricates virtually anything made of aluminum, pot metal, or galvanized steel. Use something as simple as a propane torch on up. No Flux needed! You can repair boats, props, storm doors, gutters, antiques, tools, condensers, molds, rims, air conditioning lines, refrigeration coils, bell housing, pontoons, transmission cases, and so much more.
  • EASY TO USE: Alumaloy is as EASY as 1-2-3. Simply clean the base metal, heat the base metal, NOT THE Alumaloy ROD, repair your way into hundreds of dollars of savings. Please refer to instructional video.
  • NO WORRYING: Alumaloy melts at 728 degrees Fahrenheit giving you the ability to repair the thinnest to the thickest metals without worrying about war-page or distortion. Alumaloy even repairs pot metal; one of the most difficult non ferrous metals in the world to repair!
  • PERMANENT: Alumaloy is specially formulated to make strong permanent repairs that can last a lifetime. Specs include: Tensile Strength lbs/ sq.in 39,000, Compression Str.lb/sq.in 60,000, shelf life is indefinite. Alumaloy is a welcome addition to any tool box and 100% guaranteed to work for you. Each rod is approximately 1/8" x 18" long.
  • MADE IN THE USA: Alumaloy is an environmentally friendly product. Giving you the ability to repair more and throw out less. Saving money and the planet at the same time. Unlike other specialty repair rods, Alumaloy contains no lead, no tin and no cadmium. Alumaloy is proudly made in the United States of America!

Last update on 2023-02-06 / Affiliate links / Images from Amazon Product Advertising API

How to find the best solder for radiator repair?

Here, we’ll be going over a number of factors that you can use to ensure that you’re purchasing the best solder for radiator repair for you.

Regardless of which type of item you’re looking to buy, chances are that there are existing buying guides on the internet, all of which aim to give you good solder for radiator repair recommendations.

Despite these recommendations, however, it’s always a good idea to do your own research. In addition to this research, asking yourself the following questions is also super helpful:

  • What features does the solder for radiator repair need to have to be perfect for my needs?
  • What is my budget?
  • Do I need to purchase a certain brand?

Once you’ve answered these questions and have a good idea of what you’re looking for and the buying process becomes much easier. Keep in mind that when looking for the best product, there’s no need to rush. In fact, very rarely are the ideal products found by choosing the first one you see or by basing your decisions on only one factor. Take your time and enjoy the process!

Now, with the answers to the previous questions in mind, we urge you to use our upcoming buying guide for solder for radiator repair to find what you’re looking for:

Brand

In some cases, the brand of solder for radiator repair is very important. For example, if you’re looking for an item that works in tandem with another, you might very well need both products to be the same brand. If this is the case, it’s vital to pay attention to this factor, as choosing the wrong product can mean the difference between wasting your money and buying a great product that functions as it should.

Features

The features in any given solder for radiator repair are important because they can dictate which version of an item you need and how much money you need to spend. Consider all the key features that you want your item to have and don’t settle for anything that doesn’t check at least ¾ of your boxes.

Reviews

Customer reviews about solder for radiator repair are crucial – especially when you’re buying a product that costs a lot of money or serves a big importance. Luckily, most products can be found online, which means that it’s common for there to be scores of customer reviews from those who have already purchased any given product.

Pay attention to these reviews. Take note of the pros and cons that they mention, and factor these into your big decision. In some cases, you’ll be forced to sacrifice one con in order to gain a particular pro, but being aware of the potential con is going to be beneficial in either case.

Quality

Of course, quality is key. You don’t want to purchase a low-quality product. If you do, you run the risk of your item breaking, not working properly, or otherwise proving to be very disappointing, as well as a waste of money.

You can compare solder for radiator repair quality by researching what your potential purchases are made from, contrasting the individual items against each other to discern which one is made of the best materials.

Warranty

Warranty isn’t always going to be important, but it definitely can be. This is especially true if the item in question is tech-related or expensive. A good warranty will be valid for an extended time after purchase and cover a variety of problems ranging from item defects to random accidents, water damage, and other miscellaneous events that could ruin your product.

Conclusion

The quest to find the best solder for radiator repair can be daunting – but it doesn’t have to be. It can be made much easier by asking yourself a few simple questions and then thinking critically about the items you want to buy. Consider their features, quality, brand, warranty, and customer reviews and you’re more likely to make a great purchase.