Best Epoxy For Plastic Bumper Repair

There are a number of components on your car that serve to protect you and make sure that you stay safe, and one of these is the bumper. In order to protect you and your passengers in the event of a collision, your vehicle bumper is designed to absorb the impact of a collision at either the front or rear of the vehicle. 

The vehicle guards are made of expanded covers which are either made out of plastic or metal and which encase energy-absorbing materials inside them. In the event of a car crash, your bumper could either be scratched or badly damaged, depending on the extent of the impact. 

So, bumper repair is a very common vehicle repair that you may need to do frequently. In this article, I will try to help you to find the best epoxy for plastic bumper repair.

Read More: Best Epoxy For Plastic Gas Tank Repair

How to Choose the Best Epoxy for Plastic Bumper Repair?

As the bumper of your car is made of plastic, so wood glue, regular white glue, and ordinary adhesives can’t be used to attach them. So, you can’t use them for your car’s plastic bumper repair job. You need some special type of plastic repairing adhesive that is effective for plastic repair. In our test, we find that J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty is the best for your plastic bumper repair.

It is also important to choose an epoxy that is of high quality and offers good value for your money. There is no doubt that this will be more durable and last for a longer period of time than cheaper alternatives. It is also imperative that you look for something that is affordable and won’t break the bank.

Please take a moment to consider some of the options that we have listed below. You should avoid using products that are toxic to the environment and can damage your vehicle in the long run. Make sure that you choose a product that comes with a warranty as well.

Best Epoxy For Plastic Bumper Repair – Top 3 Reviews

There are many good epoxy products available for repairing plastic bumpers. In this article, I will show you the best three of them. Make sure you read the review first.

#1. J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty

J-B Weld 8237 PlasticWeld Plastic Repair Epoxy Putty

J-B Weld 8237 PlasticWeld Specs And Features

BrandJ-B Weld
MaterialEpoxy Resin
Compatible MaterialPlastic
Cure ColorOff-White
Tensile Strength   ‎600 PSI
Setting Time25 minutes
Curing Time3 hours

J-B Weld 8237 PlasticWeld Review

J-B Weld PlasticWeld plastic repair epoxy putty is a hand-mixable, fast-setting, and forms an effective bond with most plastic types. A polymer compound is formed after mixing, which can be molded or used to repair or build up just about anything made of plastic. It can be sawed, drilled, carved, sanded, and painted once it has cured.

In addition to repairing and resurfacing plastic surfaces, J-B Weld PlasticWeld is a two-part epoxy putty stick that can be mixed using your hand. It’s formulated to restore and repair a variety of plastic compounds. You can repair and rebuild all rigid and semi-flexible plastics with it.

Once the two parts of the formula are kneaded together by hand, PlasticWeld takes 25 minutes to set and cures after three hours. The set and cure colors of J-B Weld PlasticWeld are off-white.

J-B Weld Plasticweld is capable of 600 PSI lap shear strength. It can survive continuous temperatures up to 250°F (121°C) and intermittent temperatures up to 300°F (148 °C) once completely cured. The PlasticWeld material does not shrink and can be molded, shaped, sanded, drilled, and cut to fit a variety of applications.

There are some plastics that will not adhere to this adhesive, including polyethylene and polypropylene. The first thing you should do is test for adhesion. It is specially made for DIY plastic repair projects such as ABS, PVC & Cpvc pipes, auto bumpers, etc. An NSF certified product, Plasticweld is safe to use with potable water.

J-B Weld 8237 PlasticWeld Pros and Cons


  •  Easy to use.
  • Value for money.
  • Bonds instantly.
  • It will not shrink.
  • It can be molded, shaped, sanded, drilled, and cut.


  • It will not adhere to all types of plastic.

Read More: Best Epoxy For Plastic Radiator Repair

#2. PC Products PC-AutoBond Epoxy Adhesive Paste

PC Products PC-AutoBond Epoxy Adhesive Paste

PC-AutoBond Epoxy Adhesive Paste Specs And Features

BrandPC Products
Compatible MaterialFiberglass, Glass, Metal, Rubber
ColorMetallic Gray
Working Time8 minutes
Curing Time12 to 24 hours

PC-AutoBond Epoxy Adhesive Paste Review

A cold weld epoxy adhesive paste known as PC-Auto Bond is specially formulated for automotive bonding applications. It is commonly used to bond metal, rubber, fiberglass, and glass in automotive applications. It is a fast curing cold-weld epoxy formula that is flexible and strong.

There are two parts to the epoxy paste, which are packaged in a two-part syringe, with part A on one side and part B on the other. In order to apply the product, a mixing nozzle or mixing stick can be used. The bond forms a water-resistant seal that flexes so it can resist both impact and vibration, so it can stay abrasion-resistant as well as durable even in tough environments.

It is a highly flexible epoxy with excellent tensile strength and peel strength to a wide variety of substrates that can be used for a wide range of applications. With PC-Auto Bond, a tough bond can be formed in just a few minutes without the need for clamping. It also exhibits superior shatter, impact, and vibration resistance and stability.

A highly versatile epoxy adhesive paste, PC-AutoBond epoxy adhesive paste can bond metals, wood, PVC, glass, and fiberglass for a lifetime. There are only a few materials that this adhesive won’t bond to, such as rare plastics, vinyl, acrylics, and polyethylene. Make sure you test your substrate before making a purchase.

PC-AutoBond Epoxy Adhesive Paste Pros and Cons


  • Easy to use.
  •  It is water-resistant.
  • It dries up quickly.
  • Suitable for outdoor use.
  • Made in the USA.


  • You need to work fast as it sets fast.

#3. 3M EZ Sand Multi Purpose Repair Material

3M EZ Sand Multi Purpose Repair Materia

3M EZ Sand Multi Purpose Repair Material Specs And Features

MaterialEpoxy Adhesive
Compatible MaterialPlastics
Working Time8 Minutes
Curing Time24 Hours

3M EZ Sand Multi Purpose Repair Material Review

The 3M EZ Sand Multi Purpose Repair Material is a two-part epoxy finishing adhesive that dries to a flexible hardness, making it ideal for repairing plastic parts like bumper covers and body panels. No mixing or measuring is required, as it applies easily from a 3M applicator gun mixing nozzle. You can sand it quickly for a perfect featheredge, and paint it within 30 minutes.

It has a hard, durable, yet flexible finished surface, making it ideal for repairing flexible and semi-rigid plastic parts, such as auto body panels. In 15 minutes, this epoxy finishing adhesive can be sanded with 180 grade abrasive for a featheredge across the entire repair area. It has a handling time of 5 minutes, working time of 8 minutes and fully cure in 24 hours.

It can be used to repair scratches, gouges, and deformations on flexible automotive exterior plastic parts, including bumper covers. It has also been tested and approved for use as a seam sealer over 2K primer and can be used to match the appearance of OEM smooth seam sealer tape in automotive collision repair.

3M EZ Sand Multi Purpose Repair Material Pros and Cons


  •  Flexible and durable.
  • Ready to sand in 15 minutes.
  • Within 30 minutes, you can paint it.
  • Mixing nozzles included.


  • The nozzle may clog soon.

Can You Fix A Bumper Without Replacing It?

Every bumper damage situation is different. There are some bumpers that cost more, and when it is possible, it is less expensive to repair them. It would be more cost-effective to replace other bumpers that are inexpensive. In regards to your bumper, an auto repair service can offer you the best advice and let you know your options.

Depending on the condition of your bumper after an accident, you need to take the right steps. Choosing to repair your severely damaged bumper instead of replacing it could expose you to further harm.

It is almost always possible to repair cracks in bumpers. It is also important to keep in mind that sometimes the cost of repairing cracks is more than the cost of replacing them. Depending on the cost of the bumper and the extent of the damage, the best solution will differ for each customer.

Can I Use Epoxy To Fix My Bumper?

Do you have a crack in the bumper or fender of your car? There is no problem with epoxy adhesive since it is a fast curing, strong, flexible adhesive that cures very quickly. There are a lot of things you can do with an epoxy because it has an exceptional tensile adhesion to a wide variety of substrates.

In some brand products, it is possible to apply this epoxy paste using a mixing nozzle or mixing stick. That makes it easy to use epoxy for plastic bumper repair.

Can You Fix A Cracked Bumper By Yourself?

A damaged bumper should be repaired as soon as possible because if the bumper is broken, it will not be able to withstand impact as well as if it had not been damaged in the first place. There are times when cracks or scuffs on bumpers can be easily repaired at home using DIY repair kits that are intended for that purpose.

You should not hesitate to seek the assistance of a professional for cramped bumper repairs if you feel that the task of repairing the cracked bumper on your own is too overwhelming.

To ensure that you get the best value for money when it comes to your car repair service and your budget, be sure to choose an experienced specialist auto repair shop. You should remember that your car is one of your most valuable assets, so you need to take care of it properly.

Last Opinion

When it comes to repairing your car’s plastic bumper, it is necessary to choose the best one. Because a car bumper is so important in times of accident to absorb the impact of a collision. Check out my review of the top 3 best epoxy for plastic bumper repair.

Hopefully after reading this article, you will be able to choose the best one for your task and make sure you do it correctly. If you have any questions in your mind, feel free to comment below.

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