Top 10 Best Epoxy For Plastic Radiator Repair [2024]

No	Product	Score	Action
1	JOUNJIP Plastic Welding Kit for Bumper Kayak Repairs -2 Welder Tips	9.2	Buy On Amazon
2	Hy-Poxy H-450 Alumbond 6.5 oz Aluminum Putty Repair Kit	9.2	Buy On Amazon
3	J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe - Black - 25 ml	9	Buy On Amazon
4	J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty - 2 oz	8.8	Buy On Amazon
5	Blue Magic 16502TRI QuikSteel Plastic Repair Epoxy Putty - 2 oz	8.8	Buy On Amazon
6	J-B Weld 2120 Radiator and Plastic Repair Kit	8.6	Buy On Amazon
7	J-B Weld 8277 WaterWeld Epoxy Putty Stick - 2 oz	8.6	Buy On Amazon
8	Polyvance Plastic Radiator Tank Repair Kit	8.4	Buy On Amazon
9	Epoxy Putty Stick, Yanyi Repair Epoxy Glue Metal	8.2	Buy On Amazon
10	Super Glue Pro Seal N62020 Instant Gas Tank and Radiator Repair	8.2	Buy On Amazon

Disclaimer: As An Amazon Associate I Earn From Qualifying Purchases.

Airless Plastic Welder (120V, 60Hz Max) heats up to 525°F. in Just a few mins
Specially Engineered Plastic Welding Rods (included) Works with Various Surfaces: Car Bumper, Dashboard, Kayak, Canoe, Kids Riding Toys, Recycling Bins.
DIY Welder Kit Includes 5 Auto Body Tapes, Sandpaper, 20 Plastic Rods, 2 Welder Tips, 2 Reinforcing Stainless Steel Wire Mesh, 1 Iron Stand, 1 Wire Brush.
Great Savings for a Quick DIY Auto or Plumbing Plastic Repair and Arts and Crafts Projects

Epoxy metal weld for aluminum
Repairs HVAC, radiators, engine blocks, boat hulls, equipment, appliances
Can be drilled, tapped, sanded, threaded and painted
Gives you a non rusting, non magnetic aluminum gray color, stays gray even after sanding/polishing
Made in the USA

J-B WELD PLASTICBONDER (Black): A quick setting and multipurpose two part urethane adhesive & gap filling system that provides a strong and lasting bond to many plastic surfaces J-B Weld PlasticBonder is great for DIY plastic repairs, filling dents, bumper repairs and more J-B Weld PlasticBonder now comes in a syringe allowing for an easy 1: 1 mix ratio The unique syringe has a re-sealable cap that prevents drying out and leaking, allowing for multiple uses.
CURE AND SET TIME: After mixing the two part formula with the included mixing tray and stir stick, PlasticBonder takes 15 minutes to set and 30 hours to cure J-B Weld PlasticBonder set and cure color is black.
STRENGTH: J-B Weld PlasticBonder has tensile strength of 3770 PSI
SURFACE APPLICATIONS: Thermoset & Carbon Fiber Composites, Thermoplastics and Coated Metals, Plastic & PVC, Concrete, Ceramic & Tile, Fiberglass, and Aluminum.
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.

J-B WELD PLASTICWELD: A hand mixable two part epoxy putty stick that is formulated to repair and rebuild various plastic compounds and surfaces.
CURE AND SET TIME: After kneading the two part formula together by hand, PlasticWeld takes 25 minutes to set and cures in 3 hours.
PRODUCT FEATURES AND STRENGTH: J-B Weld PlasticWeld has lap shear strength of 600 PSI.
APPLICATIONS: ABS, PVC & CPVC pipes and plastics, auto bumpers and trim, vinyl surfaces and siding, marine repairs & fiberglass parts, plastic water tanks, and plumbing.
DO IT YOURSELF: Big or small, you can DIY it with J-B Weld.
Repair and rebuild any rigid and semi-flexible plastic including ABS, PVC and CPVC
Bonds instantly
Superior strength
Will not shrink or pull away
Rebuild automotive trim, fiberglass parts and vinyl siding

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.
SIMPLE TO USE: No removal of tank or radiator is required to stop leaks.
VERSATILE & DEPENDABLE: Great for radiators, washer fluid tanks, storage tanks, water tanks, plastics, composites, PVC and more.
NO PROJECT TOO BIG OR TOO SMALL: We have all the products you need to get the job done right.

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.
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.

Cheaper than buying a new replacement radiator.
Easy to use. See videos at youtube dot com slash urethanesupply
In just a few minutes, you can do an inexpensive radiator repair rather then taking it to a radiator repair shop or purchasing a new radiator.

Used to repair pipes, water tanks, fuel tank leaks, industrial maintenance, tool crack repair, flooring, door seams, auto parts, swimming pool ceramic decoration, etc.
Suitable for a variety of materials, including metal, wood, glass, ceramic, fiberglass, stone, marble and many hard plastics, temperature: -50 degrees to 120 degrees.
Easy to use: 6 * 5g individually packaged, no need to cut, evenly according to the amount, fill the repair area, can be polished, painted, colored after curing.
0-10 minutes: Mixing time, finish kneading and use.
High-quality materials: Good insulation after curing, do not soften when exposed to water, no food contact.

Comparison Chart of Top 10 epoxy for plastic radiator repair