How do you remove body filler from a car?

How to Remove Body Filler

1. Heat the old body filler with a propane torch. Wear a full-face respirator and be sure the car is parked in a well-ventilated area. Work the flame back and forth over the area.
2. Scrape off the filler. The scraper will easily penetrate the heated filler and layers of filler will lift off.

How do you smooth out Bondo?

For a super-smooth finish, apply a very thin layer of glazing and spot putty with your palette knife. Let it thoroughly dry, then paint. Sand with at least 220-grit paper between coats. Use 80 grit paper to rough out the filler and finish sand with 180 grit sandpaper.

What is the best body filler for cars?

The Best Car Body Fillers

• 3M Bondo 261 Lightweight Car Body Filler. This lightweight product is a two-part body filler.
• Permatex 25909 Liquid Metal Filler. Unlike the Bondo filler, the Permatex product is ready to use, it does not need any mixing.
• Evercoat 156 Lightweight Car Body Filler.

Does sandblasting remove body filler?

Sandblasting will take some filler off, but not if it’s very thick; that needs to sanded down thin for blasting to remove it. The other bad thing is whatever is under that filler is still there.

Can you fix car dents yourself?

If you have the tools and experience in how to fix a dent in a car, you may be able to do the repairs yourself. In most cases, you should take your vehicle to an auto body shop to have the dent repaired by professionals. This is usually the better option to avoid rust or any other issues down the line.

How do body shops fix dents?

To ensure that doesn’t happen, body shops use a process called “paintless dent removal” (PDR). PDR requires no fillers or sanding, as a trained technician uses a variety of special tools to gently and slowly push dents back into place without harming the factory paint job.

Why is Bondo bad?

Unfortunately, filling compounds such as Bondo also present some drawbacks. Fillers like Bondo can crack if they are mixed too thickly, harming rather than improving the look of the car. Additionally, there’s a risk of discoloration and poor long-term wear when you use a dent repair filler like Bondo.

Does Bondo need to be primed?

Bondo over time absorbs water causing rust to form underneath. It can also shrink over time causing paint to bubble or peel off. If used.. the metal must be primed first.

How big of a hole can you fill with Bondo?

Bondo is only recomended to fill inperfections in the body, its only supposed to have a thickness of 1/6 up to 1/4 of and inch thick.

Is Bondo waterproof?

Bondo Fiberglass Resins and Repair Kits are 100 percent waterproof. Because they do not shrink, they are excellent sealers. Bondo Fiberglass Resin is sandable in less than 2 hours, is compatible with all paints, and creates a strong and long-lasting bond.

Is Fiberglass stronger than Bondo?

Bondo Metal Reinforced Filler. Bondo Metal Reinforced Filler is easy to use, yet exceptionally strong for repairing and rebuilding metal, fiberglass and more. Both fiberglass fillers are stronger than regular body filler. The long hair filler provides the most strength out of the two.