Can you use body filler for dents?

Body filler is a thick resin that is commonly used to repair dents, and brands such as 3M's Bondo

Bondo

Bondo is a polyester putty product originally marketed as an automotive body filler. Nowadays the brand name is used by 3M for a line of American-made products for automotive, marine and household repairs.

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Bondo (putty) - Wikipedia

are often utilized for this type of repair. When done properly, body filler can make dents and other types of exterior vehicle damage look revitalized and back to its original form.

Can you use body filler on big dents?

Even some major dents can be treated with car dental fillers. 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.

When should you not use bondo?

Don't use body filler on full gas tanks, or anywhere that gets hot. Bondo is resistant to fuel, but only after it is cured. If you are smoothing out a gas tank, that is great, it you are trying to fix a rusted out gas tank, this is not going to do a good job. Don't confuse Bondo with JB Weld, the two are not the same.

How do you use bondo on big dents?

Can you fill holes with body filler?

Repairs rust holes up to 3" wide in most types of metals with a fiberglass reinforced, easy to mix Body Filler for Holes. Contains two types of filler for the perfect repair of holes up to 3" wide in most types of metal. Both fillers are pre-measured for easy mixing.

How to use body filler. auto body and paint repair. diy auto body

Is Bondo a permanent fix?

Bondo Body Filler cures fast, shapes in minutes and is formulated to be a non-shrinking and permanently durable material. In addition to its uses on vehicle exteriors and other metal surfaces it is also a suitable repair option for wood, fiberglass and concrete.

How long does Bondo body filler take to harden?

Allow the putty to dry 15 minutes at 77 degrees F (25 degrees C). In cooler climates, putty may take 20-30 minutes to dry. 7. Using 3M™ Sandpaper 80 grit, sand and shape the filled area to the contour of the surface.

Can I apply body filler directly to metal?

For small repairs, you can bog directly over the bare metal. If the repair is larger, or you're looking for a longer-lasting job, apply a base coat of epoxy primer before laying on the filler.

How thick can you put Bondo on a car?

Maximum filler thickness should not exceed 1/4 inch. Allow curing time of 20 minutes.

Is Bondo structurally strong?

It is exceptionally strong — you can use Bondo® Wood Filler to rebuild rotted or missing pieces of wood for larger non-structural repairs. The filler cures fast and can be easily sanded by hand or power tools in only 15 minutes.

Can you pop out big dents?

Large Dents in Plastic

Using the heat gun/blow dryer, heat up the dent. After it's warm to the touch, attach the suction dent puller. Pull the dent out with the puller's handle. You may need to heat the area up again to completely pull out the dent.

How do you pop a big dent?

Pop out the dent with a hair dryer and compressed air

The combination of heat and pressure you can get from a hair dryer and compressed air may cause dents to pop out. Start by heating the car dent with the hair dryer set at the highest temperature. This will expand the dent and make it more pliable.

What to use to fill in dents in metal?

Don't repair a dented door with spackling paste or wood putty; neither compound bonds very well to metal. Instead, use an auto-body filler, which is specifically formulated for adhering to metal surfaces. This type of filler also dries rock hard so it sands smooth and flat, and it produces a perfect surface for paint.

Do you have to sand between coats of body filler?

Sanding is not needed between coats of bodyfiller, but it is advisable to smooth off any spikes or really rough areas to make further applications easier.

What happens if you use too much hardener in body filler?

Too much hardener or improper mixing and spreading can cause pinholes. The pinholes may simply be air bubbles that were whipped into the filler when stirring the new can. Never put body filler on a paint shaker because violent agitation can cause air bubbles. When adding the hardener, don't stir the mixture.

Is body filler and Bondo the same thing?

Bondo is the brand name of a polyester body filler commonly used in automotive body repair jobs. Similar to Kleenex, or The Club, the brand name has been genericized to the point that any brand of automotive body filler is glibly referred to as Bondo.

Will body filler crack?

Body filler and glaze is not meant to flex the way that plastic does, therefore the material would crack. Plastic repair materials should be used when performing repairs on bumper covers.

How much is too much body filler?

Repairers should apply “no more than a quarter-inch max,” Miller said. This guidance didn't mean each layer of filler could be a quarter-inch; rather, no part of the final product should exceed 0.25 inches of filler, according to Miller.

What grit does body filler stick to?

The successful use of abrasives involves progressing from coarse to fine. A 36- or 40-grit sandpaper is a good start for removing paint and providing grip for the body filler. Some fabricators recommended 80-grit before body filler and for shaping the filler once it begins to harden.