
Bondo® is a well-known brand in the auto industry, often the first product people turn to when they want to hide a scratch on their car. While Bondo® is perfect for use on metal, it is not suitable for plastic. This is because plastic is a smooth surface, and Bondo® needs a rough surface to adhere to. As a result, Bondo® will peel off plastic over time, and the scratch will reappear. However, some people have reported success using Bondo® on plastic if the surface is roughened with sandpaper first. Bondo® also makes a bumper and flexible part repair epoxy adhesive that can be used to repair flexible interior plastic components, including dashboards and bumpers.
| Characteristics | Values |
|---|---|
| Use case | Bondo is not suitable for use on plastic car parts. |
| Adhesion | Bondo does not adhere well to plastic. |
| Plastic bumper repair | Bondo is not recommended for repairing plastic bumpers. |
| Alternative | Plastic filler is a better option for repairing plastic car parts. |
| Surface preparation | Bondo requires a rough surface for proper adhesion, which is not suitable for plastic. |
| Durability | Bondo will eventually peel off plastic surfaces due to temperature changes and plastic expansion. |
| Flexibility | Bondo may not be flexible enough for plastic car parts that bend. |
| Application | Bondo can be applied to plastic similarly to other surfaces, such as mixing, spreading, and sanding. |
| Availability | Bondo-like products for plastic, such as flexible polyester putty, are available at auto parts stores. |
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What You'll Learn
- Bondo® Bumper and Flexible Part Repair can be used to fix scrapes, punctures, and cracks on plastic car bumpers
- Bondo® Filler & Resin can be used to fill small holes in plastic car parts
- Bondo® products are user-friendly and can be easily shaped, sanded, and finished
- Bondo® Filler & Resin is sold by weight and can be mixed without causing spillage
- Bondo® is not suitable for plastic car parts as it does not adhere well to plastic surfaces

Bondo® Bumper and Flexible Part Repair can be used to fix scrapes, punctures, and cracks on plastic car bumpers
Bondo® is an iconic American brand that provides solutions for the toughest repairs. Their Bondo® Bumper and Flexible Part Repair is a two-part epoxy adhesive used to fix car bumpers and other flexible plastic parts. This adhesive is perfect for fixing scrapes, punctures, cracks, and other types of damage that can occur to plastic car bumpers.
The Bondo® Bumper Repair Kit contains everything you need to repair and restore vehicle bumpers, bumper covers, and other flexible parts. The material functions as both an epoxy and a filler, providing a flexible and permanent solution for repairs. Its 2-part flexible adhesive dispenses evenly with no premixing, making it easy and convenient to use. The kit includes a single-use syringe dispenser containing equal parts epoxy and hardener, ensuring a precise and optimal mixture every time.
Bondo®'s epoxy adhesive is specifically designed for smaller repairs on TPO, ABS, and other types of plastics. It is compatible with most bumpers and trim, including TPO and urethane bumpers. The adhesive produces professional-looking results, restoring vehicles to like-new condition. With its fast cure times and durable yet flexible bond, the Bondo® Bumper Repair Adhesive Kit offers an efficient and economical solution for car bumper repairs.
Additionally, Bondo fillers are known for their user-friendliness and ease of shaping, sanding, and finishing. This makes them accessible to both professionals and DIY enthusiasts, ensuring that anyone can achieve professional-looking results. Bondo fillers are also versatile, suitable for a wide range of surfaces, and can be used to fill holes, remove rust, and patch minor damages. With Bondo® products, you can confidently undertake repairs, knowing that you have a reliable and top-quality solution.
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$24.99

Bondo® Filler & Resin can be used to fill small holes in plastic car parts
Bondo's two-part formula creates a strong bond with the surface it is applied to, resulting in a permanent repair. It can be used to fill small holes up to 1/2-inch wide and can be used on various materials such as metal, fiberglass, and wood. Bondo is also effective for repairing damage caused by rust and can be used to fill large holes up to 1-inch wide.
When using Bondo on plastic car parts, it is important to note that the product is not recommended for direct application to flexible plastics. However, Bondo does offer a specific product called Bondo® Bumper and Flexible Part Repair, which is designed for repairing flexible plastic parts such as bumpers and dashboards. This product is a two-part epoxy adhesive that is easy to mix and apply, making it a suitable option for repairing plastic car parts.
Additionally, Bondo fillers are available in different formulas, some of which are waterproof. These include the Short and Long Strand Reinforced Fiberglass Fillers and the Liquid Resin for Fiberglass. It is important to store Bondo in a cool, dry place with consistent room temperature to ensure optimal performance and shelf life.
While Bondo is an effective solution for repairing small holes in plastic car parts, it is important to consider the strong chemical odor associated with the product. Some users have noted that the smell can be overwhelming when working in enclosed spaces. Overall, Bondo Filler & Resin is a reliable and user-friendly option for filling small holes in plastic car parts, providing a durable and professional-looking finish.
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Bondo® products are user-friendly and can be easily shaped, sanded, and finished
Bondo® products are designed to be user-friendly and easy to shape, sand, and finish. This makes Bondo® accessible to both professionals and DIYers, simplifying the repair process and delivering professional-looking results.
Bondo® fillers can be used to repair and restore a variety of surfaces, including aluminium, wood, concrete, brick, metal, fibreglass, and stone. They can be used to fix dents, remove rust, and patch holes, providing an effective solution for various repair applications. The Bondo® range includes putties, glazes, undercoatings, and tools, ensuring that users have the necessary equipment for their projects.
Bondo® fillers are sold by weight, and it is normal for the filler not to reach the top of the can to allow for mixing without spillage. The brand offers a range of fillers, including the Original Filler, which has additional strength due to its long strands of chopped fibreglass-reinforced formula. This non-shrinking formula fills holes and ensures no separation, making it ideal for covering minor scratches, rock chips, and pinholes.
Bondo® fillers can be dispensed easily and efficiently right from the tube, and some are even waterproof. The fastest-drying Bondo® filler cures in 15 minutes, making it ideal for quick repairs. This high-adhesion filler works on various surfaces, including metal, aluminium, and masonry, and spreads and sands easier than other Bondo® fillers for a consistent, smooth finish.
Bondo® products are indeed user-friendly and can be easily shaped, sanded, and finished, making them a popular choice for those seeking a straightforward and effective solution for their repair projects.
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Bondo® Filler & Resin is sold by weight and can be mixed without causing spillage
Bondo® Filler & Resin is a top-quality, user-friendly product that can be used for a wide range of repairs. It is sold by weight, and its creamy consistency allows for easy mixing and spreading without causing spillage.
Bondo® Filler is designed to be mixed and applied easily, making it suitable for professionals and DIY enthusiasts alike. Its two-part formula includes a resin-based filler and a hardener, which, when blended together, create a chemical reaction that cures the product. This curing process ensures a strong bond with the surface it is applied to, resulting in a permanent repair. The filler can be used on various materials, including metal, aluminum, masonry, concrete, fiberglass, and wood. It is also suitable for repairing flexible plastic parts, such as car bumpers and dashboards.
The Bondo® Filler & Resin is sold with room for mixing in the can, ensuring that users can mix the product without causing spillage. This feature is mentioned on the product's website, where it is noted that it is normal for the filler not to reach the top of the can. This allows for convenient and mess-free mixing, contributing to the user-friendly nature of the product.
The Bondo® Filler & Resin is known for its exceptional strength and adhesion, providing a permanent solution for various repair needs. It can be used to fill small holes, cover scratches, and repair damage caused by rust. The filler dries quickly, usually within 15 to 25 minutes, and can be sanded to achieve a smooth finish. The fast-curing nature of the product promotes efficiency and convenience, allowing users to complete their projects in hours rather than days.
Overall, the Bondo® Filler & Resin is a reliable and effective product that can be mixed and applied without causing spillage. Its user-friendly design, strong adhesion, and quick drying time make it a popular choice for professionals and DIYers alike, ensuring that every repair becomes a source of pride.
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Bondo® is not suitable for plastic car parts as it does not adhere well to plastic surfaces
Bondo® is a well-known brand in the auto industry, often the first choice for many looking to repair scratches or dents on their vehicles. While Bondo® is suitable for use on a variety of surfaces, including metal, aluminium, masonry, concrete, and even wood, it is not recommended for plastic car parts.
The main issue with using Bondo® on plastic is adhesion. Bondo® does not adhere well to plastic surfaces, and while it may stick initially, it will eventually start to peel off. Plastic car parts, such as bumpers, are typically made of thermoplastic, which does not adhere easily to substances like Bondo®. This means that using Bondo® on plastic car parts is only a temporary solution, and the repaired area will likely need to be fixed again in the future.
The smooth surface of plastic also poses a challenge for Bondo®. Bondo® adheres better to rough surfaces, which is why it is recommended to scuff or sand metal surfaces before applying Bondo®. However, this is not a viable solution for plastic, as sanding or scuffing the surface too much can damage the plastic.
Additionally, plastic is susceptible to temperature changes, expanding and contracting with changes in temperature. Bondo®, being a rigid material, does not have the flexibility to accommodate these changes, which can lead to further peeling or cracking.
While some people have reported using Bondo® on plastic car parts with some success, it is not a reliable solution. For a more permanent and effective repair, it is best to use a plastic filler or a product specifically designed for plastic car parts, such as a plastic bumper repair kit. These products are formulated to work well on plastic surfaces and can provide a strong and long-lasting repair.
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Frequently asked questions
Bondo can be used on plastic car parts, but it will not adhere properly and will eventually peel off. It is better to use a plastic filler, which will stick to plastic surfaces and is designed to withstand plastic's expansion and contraction in response to temperature changes.
If you want to use Bondo on plastic, it is recommended to first roughen the surface with sandpaper and then clean it with denatured alcohol or a lacquer thinner. This will give the Bondo enough "'tooth' to hold on to.
Yes, there are plastic repair kits that are similar to a 2-part epoxy. These kits are designed to repair plastic car parts and will provide a more durable solution than Bondo. Some products include Permatex 5-minute epoxy and 3M #39458 Flexible Polyester Putty.










































