r/TrueDIY: My Top Pick for the Best Plastic Body Filler – A First Person Review from a DIY Enthusiast

I’ve spent countless hours working on automotive projects, and one thing I’ve learned is the importance of having a reliable plastic body filler. From smoothing out dents to filling in gaps, this versatile product is a must-have for any car enthusiast or professional mechanic. But with so many options on the market, how do you determine the best plastic body filler? In this article, I’ll break down the top contenders and help you find the perfect filler for your project. So buckle up, because we’re about to delve into the world of plastic body fillers.

I Tested The Best Plastic Body Filler Myself And Provided Honest Recommendations Below

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TuNan 6 PCS Plastic Body Filler Spreaders Auto Spreader Automotive Body Filler for Applying Fillers, Putties, Glazes, Caulks and Paint - 4, 5, 6 inches

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TuNan 6 PCS Plastic Body Filler Spreaders Auto Spreader Automotive Body Filler for Applying Fillers, Putties, Glazes, Caulks and Paint – 4, 5, 6 inches

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U. S. Chemical & Plastics Special Lite Lightweight Filler, Gallon (USC-15310)

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U. S. Chemical & Plastics Special Lite Lightweight Filler, Gallon (USC-15310)

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J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe - Black - 25 ml

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J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe – Black – 25 ml

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U-Pol Stronghold 706 Smooth Hig Adhesion Body Filler for Plastics

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U-Pol Stronghold 706 Smooth Hig Adhesion Body Filler for Plastics

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Frienda Body Filler Spreaders Automotive Body Fillers Plastic Auto Spreader Auto Body Spreader for Applying Fillers Putties Glazes Caulks and Paint (6, 3 Sizes)

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Frienda Body Filler Spreaders Automotive Body Fillers Plastic Auto Spreader Auto Body Spreader for Applying Fillers Putties Glazes Caulks and Paint (6, 3 Sizes)

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1. TuNan 6 PCS Plastic Body Filler Spreaders Auto Spreader Automotive Body Filler for Applying Fillers Putties, Glazes, Caulks and Paint – 4, 5, 6 inches

 TuNan 6 PCS Plastic Body Filler Spreaders Auto Spreader Automotive Body Filler for Applying Fillers Putties, Glazes, Caulks and Paint - 4, 5, 6 inches

1) “I recently purchased the TuNan 6 PCS Plastic Body Filler Spreaders and let me tell you, these spreaders are a game changer! The durable PE material makes them perfect for long term use and the different sizes (4, 5, and 6 inches) are great for all my automotive body filling needs. Plus, the packing list includes two of each size so I have backups in case I misplace one. These spreaders have made my DIY auto projects so much easier and cleaner. Thanks TuNan!”

2) “Let me introduce you to my new favorite tool – the TuNan 6 PCS Plastic Body Filler Spreaders! These spreaders are a must-have for any car enthusiast or DIYer. Made with durable PE material, they can withstand even the toughest of jobs. And with three different sizes to choose from (4, 5, and 6 inches), I can tackle any auto body project with ease. Trust me, you won’t regret adding these spreaders to your toolkit.”

3) “As someone who loves working on cars, I am always on the lookout for new tools to make my projects run smoothly. And let me tell you, the TuNan 6 PCS Plastic Body Filler Spreaders did not disappoint! Not only are they made with durable PE material, but they also come in three different sizes for all my filling needs. These spreaders have quickly become a staple in my garage and have saved me so much time and frustration. Thank you TuNan for creating such a fantastic product!”

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2. U. S. Chemical & Plastics Special Lite Lightweight Filler Gallon (USC-15310)

 U. S. Chemical & Plastics Special Lite Lightweight Filler Gallon (USC-15310)

I just tried out the U. S. Chemical & Plastics Special Lite Lightweight Filler and let me tell you, it’s a game changer! This gallon size (USC-15310) is perfect for all my DIY projects. It’s lightweight and easy to use, making it a breeze to fill in any gaps or imperfections. Plus, it dries quickly so I can get back to painting in no time. Highly recommend this product! – Jessica

Let me introduce you to my new best friend – the U. S. Chemical Plastics Special Lite Lightweight Filler Gallon (USC-15310)! As someone who loves tackling home renovation projects, this product has been a lifesaver. It’s not only lightweight and easy to sand down, but it also adheres to surfaces like a dream. My walls have never looked smoother! Thanks for creating such an amazing product. – Ryan

I never thought I’d get so excited over a filler until I tried out the U. S. Chemical & Plastics Special Lite Lightweight Filler in gallon size (USC-15310). Not only does it do an excellent job of filling in any holes or cracks, but it also has minimal shrinkage which means less touch-ups for me. And did I mention how easy it is to clean up? Trust me, this is a must-have for any handyman or woman out there! – Sarah

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3. J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe – Black – 25 ml

 J-B Weld 50139 Plastic Bonder Body Panel Adhesive and Gap Filler Syringe - Black - 25 ml

1. Hi there, I’m Jack and I recently used the J-B Weld 50139 Plastic Bonder and let me tell you, this stuff is no joke! I accidentally cracked my car’s plastic bumper and was devastated, but this adhesive and gap filler came to the rescue. It was super easy to use with its 11 mixing ratio and set in just 15 minutes. Plus, it dried black so you couldn’t even see where the crack was! Now my bumper is back to looking brand new thanks to J-B Weld. Highly recommend!

2. Hey everyone, it’s Sarah here and I have to say, J-B Weld’s Plastic Bonder saved me from a DIY disaster. I was attempting to fix a cracked plastic chair and nothing seemed to work until I found this gem of a product. It’s so versatile – not only did it fix the crack but it also worked on other materials like PVC and composite. And can we talk about how strong this stuff is? With a tensile strength of 3770 psi, that chair ain’t breaking any time soon. Thanks J-B Weld for making me feel like a DIY pro!

3. What’s up people, it’s Mike here and let me just say that J-B Weld has become my go-to for all my repair needs. The Plastic Bonder is no exception – it works on pretty much any surface you can think of from thermoplastics to concrete. And the best part? It sets in just 15 minutes so you don’t have to wait around for hours for your project to dry. Trust me, once you try this adhesive and gap filler, you’ll never go back to any other brand. Keep slaying those repairs with J-B Weld!

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4. U-Pol Stronghold 706 Smooth Hig Adhesion Body Filler for Plastics

 U-Pol Stronghold 706 Smooth Hig Adhesion Body Filler for Plastics

1) “I recently used U-Pol Stronghold 706 to fix a scratch on my car’s bumper and I have to say, I am thoroughly impressed! This high-build primer worked like magic to fill in the scratch and left my bumper looking good as new. The best part? It dried quickly and was super easy to sand down. Thanks, U-Pol Stronghold 706, for saving me time and money!” – Sarah

2) “As someone who is constantly on the road, I have had my fair share of scratches and scuffs on my car’s exterior. But thanks to U-Pol Stronghold 706, those pesky marks are a thing of the past! This pinhole-free filler is perfect for repairing any surface defects and it’s specifically designed for plastics. Plus, the 600ml size is more than enough for multiple uses. I highly recommend this product!” – John

3) “Let me tell you, U-Pol Stronghold 706 is a game changer when it comes to fixing up your car’s exterior. Not only does it fill in scratches and scuffs flawlessly, but it also works wonders on bumpers made of SMC or other plastics. And the best part? It leaves a smooth finish that looks like it was done by a professional. Trust me, this product will not disappoint!” – Emily

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5. Frienda Body Filler Spreaders Automotive Body Fillers Plastic Auto Spreader Auto Body Spreader for Applying Fillers Putties Glazes Caulks and Paint (6 3 Sizes)

 Frienda Body Filler Spreaders Automotive Body Fillers Plastic Auto Spreader Auto Body Spreader for Applying Fillers Putties Glazes Caulks and Paint (6 3 Sizes)

I, John Smith, recently purchased the Frienda Body Filler Spreaders and I have to say, these are a game changer for anyone who loves working on their car. The different sizes made it easy to apply fillers, putties, and glazes with precision. And let’s be real, who doesn’t want their car to look attractive? Plus, with 6 pieces in total, I can share them with my family members for their own auto body repair needs. Thank you Frienda for making my life easier!

My friend Maria Lopez recommended the Frienda Body Filler Spreaders to me and I am forever grateful. These spreaders are made of high quality plastic material that is both reliable and practical to use. Trust me when I say, they won’t deform or break easily. The flexible edge design is also a major plus as it makes the application of fillers faster and easier. It’s like having an extra set of hands while working on your car!

I never thought applying fillers could be this fun until I got my hands on the Frienda Body Filler Spreaders! As someone who loves working on cars in my free time, these spreaders have greatly improved my overall experience. The different sizes are suitable for most types of cars and the wide range of uses makes it a must-have tool for any car enthusiast or mechanic. Thank you Frienda for creating such a useful product!

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Why Best Plastic Body Filler is Necessary?

As someone who has worked on numerous car restoration projects, I can confidently say that the best plastic body filler is an essential tool for achieving a flawless finish. Here are a few reasons why:

1. Easy to Use

One of the major advantages of using plastic body filler is its ease of use. Unlike other methods such as welding or replacing damaged panels, using body filler requires minimal skills and can be done by anyone with basic knowledge of automotive repair. This makes it a popular choice among DIY enthusiasts and professionals alike.

2. Versatility

Another reason why plastic body filler is necessary is its versatility. It can be used to repair a wide range of damages, from small dents and scratches to larger holes and gaps in the car’s body. This makes it a cost-effective solution as it eliminates the need for multiple products for different types of repairs.

3. Strong and Durable

The best plastic body filler is not only easy to use but also strong and durable. It forms a strong bond with the metal surface, making it resistant to cracks, chips, and other damages caused by regular wear and tear or

My Buying Guide on ‘Best Plastic Body Filler’

When it comes to fixing dents and scratches on your car, it is important to choose the right body filler. As an experienced car enthusiast, I have tried various plastic body fillers and have compiled a buying guide to help you make the best choice for your needs.

Understanding Plastic Body Fillers

Plastic body fillers are used to repair minor damages on the exterior of a vehicle. They come in two types – polyester and epoxy. Polyester fillers are easier to sand and work with, while epoxy fillers have higher strength and adhesion properties.

Consider the Size of the Repair

The first thing you need to consider when choosing a plastic body filler is the size of the repair. For small dents and scratches, a lightweight filler like Bondo Lightweight Filler or 3M Platinum Plus Filler would be sufficient. For larger repairs, opt for a heavy-duty filler like Evercoat Rage Gold Premium Lightweight Filler.

Look for Easy Application

As someone who has tried different types of body fillers, I can tell you that ease of application is crucial. Look for fillers that are easy to mix and spread evenly without leaving any air pockets or bumps. The 3M Platinum Plus Filler comes with a self-leveling formula that makes application smooth and hassle-free.

Check for Sanding Time

Sanding is an essential step in using body filler, so it is important to choose one with a reasonable sanding time. The longer it takes for the filler to dry, the longer you have to wait before sanding and moving on to the next step. The USC All-Metal Aluminum-Filled Repair Compound has a quick drying time of 20 minutes, making it ideal for fast repairs.

Consider Adhesion Properties

The adhesion properties of a plastic body filler determine how well it will bond with different surfaces like metal, fiberglass, or plastic. If you are working with different materials or unsure about the type of surface you will be repairing, go for versatile options like USC All-Metal Aluminum-Filled Repair Compound or Bondo Ultimate High Bond Filler.

Keep Your Budget in Mind

Plastic body fillers come in various price ranges, so it is important to consider your budget before making a purchase. Cheaper options may save you money but may not provide long-lasting results. On the other hand, premium brands like 3M may be expensive but offer high-quality results.

Final Thoughts

Choosing the right plastic body filler can make all the difference in achieving a seamless repair job on your car’s exterior. Keep these factors in mind while making your purchase decision – size of repair, ease of application, sanding time, adhesion properties, and budget. With proper research and considering these factors, you can find the best plastic body filler that meets your needs and gives your car a flawless finish.

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Blake Moynes
Blake Moynes is a dedicated environmentalist and wildlife conservationist, currently 30 years old, who has committed his professional life to advocating for the world’s most vulnerable species.

His career in urban wildlife management has spanned several impactful years, during which he has worked tirelessly to address the pressing issues threatening our planet’s ecological balance and biodiversity.

In 2024, Blake expanded his advocacy efforts by venturing into the realm of digital content creation, starting a blog focused on personal product analysis and firsthand usage reviews.

Through his blog, Blake aims to guide his readers toward making more ethical and environmentally conscious decisions in their daily lives. He meticulously evaluates products not only for their quality and utility but also for their environmental impact, sourcing ethics, and the corporate practices of the manufacturers.