Asked by: Fatna Boivin
home and garden home improvement

Will Bondo adhere to concrete?

Last Updated: 19th April, 2021

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The products can be used to repair and restore aluminum, wood, concrete, brick, metal, fiberglass, stone and sheet rock. You might try mixing Bondo with a little bit of concrete mix or sand to mimic the texture.

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Simply so, will Bondo stick to concrete?

This fast curing 2-part filler allows you to make high-quality, long-lasting repairs to metal, masonry, concrete, painted wood, plastic, drywall and more. Bondo All-Purpose Putty is slightly thicker than other 2-part fillers, making it ideal for repairing vertical surfaces such as doors, walls and siding.

Also Know, can you use wood filler on concrete? Advantages of 2 part fillers: Sticks to almost any substrate and can be used on wood, metals, plastics and even concrete! Sets very quickly so can be sanded and painted in under 20 minutes. Can be sanded to zero. Can be painted with almost any paint.

Similarly, it is asked, what will Bondo adhere to?

Clean and sand or scuff the surface to prepare it for body filler — it will not adhere to smooth, dirty or oily surfaces. Generally, if paint will stick, so will Bondo. 7. Conversely, if there's an area you don't want Bondo to stick to, apply a release agent (see tools and materials) or use Scotch tape or wax paper.

Can body filler be applied over primer?

Yes. You CAN apply over sanded 2k primer, or bare metal. Be sure to have the area sanded with at least a 150 so the filler has some TOOTH to grab to.

Related Question Answers

Jue Jooo

Professional

How strong is Bondo?

Bondo is amazingly strong and is very easy to work with. The mixing ratio seemed vague so I went with 8 drops per 3-4 grams, on wax paper on top of a scale.

Tsveta Rosinha

Professional

Why is my Bondo cracking?

lots of good advice out there, i found years ago that the main cause for bondo-mud to crack other than poor workmanship was,the left over tack coat in the low spots was not removed before the next coat was put on.

Clarena Honegg

Explainer

Is Bondo waterproof?

Bondo Fiberglass Resin is designed for repairing cars, boats, snowmobiles, jet skis, bathtubs and showers. Bondo Fiberglass Resin is waterproof and is compatible with all paints, including gel coat and marine paints.

Fredesvindo Grabenstein

Explainer

Can you sculpt with Bondo?

Bondo Sculpting. A soon-to-be familiar sight. Bondo Filler. You can apparently use this stuff for everything, including sculpting on the cheap (not to be confused with Bondo Spot and Glazing Putty) .

Suzy Ruiz De Leon

Explainer

Can you use Bondo to repair bathtub?

Bondo is a two-part putty made of polyester resin and has many uses. Bondo is mainly used on vehicles for repair but it can be used for repairing cracks in your bath tube. Bondo can be shaped into almost any shape once it has hardened and then it can by primed and painted.

Valeriya Gaztambide

Pundit

Is Bondo flexible?

Bondo® Bumper and Flexible Part Repair is an easy to use, two-part epoxy adhesive used to repair flexible parts, including interior plastic parts, dashboards and bumpers. This adhesive is ideal for smaller repairs to TPO, ABS, and many other types of plastics.

Linet Iriaundiago

Pundit

How do you fix a cracked filler?

Fill the dent, gap or crack with the body filler and hardener mix. You can use paper, tape or your hands to smooth out the filler while it is still in putty form. It is recommended that you apply several thinner layers of filler to deep dents and cracks to prevent having a porous finish.

Marquerite Ordiz

Pundit

Ciriaco Shradhdha

Pundit

How big of a dent can you fill with Bondo?

Its OK to use bondo up to 1/4 inch. If it is your pride and joy, I'd do a little more work to reduce the dent. Using Metal-2-metal will make it a little stronger than normal bondo.

Esthela Curieses

Pundit

How long should Bondo set before sanding?

I've used bondo quite a bit. Generally, in a matter if a few minutes it will start to harden and get rubbery. At that point, you can carve it up with a utility knife, a hand planer or a bondo rasp. Just make sure you leave enough to do a final sanding, usually within 10 to 15 minutes you can start sanding it.

Reyna Lukatzsky

Teacher

How thick can I apply Bondo?

Thickness. There is no minimum thickness for Bondo, but there is absolutely a maximum. You do not want to apply body filler to anything that is thicker than about a 1/4”. That does not mean it can't be done, but the repair will not last as long.

Haihong Zhohov

Reviewer

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.

Prudenci Schuyler

Beginner

Can you put Bondo over old Bondo?

Yes, you can layer bondo over bondo as much as necessary with no problem.

Zhong Amill

Beginner

Will Bondo stick to sanded paint?

Bondo Ultimate can be applied directly over sanded and cured primer and paint. This filler remains easy to sand for days after the application.

Burgess Boldrini

Beginner

Will high build primer fill pinholes?

Any high-quality automotive primer will cover and hide the scratches. Pinholes are not so easy to fix. Unfortunately, primer is very thick and does a horrible job of filling pinholes. You've no doubt heard the horror stories of builders spraying coat after coat of primer trying to get rid of them.

Beatrix Merklen

Beginner

Will primer fill in scratches?

A lot of times primer and paint will fill in these tiny scratches and most people will not notice even if the scratches are not filled in completely. But since it is your house and the scratches bother you go ahead and try the diagonal movements.

Ivone Jacome

Beginner

Can you put body filler over polyester primer?

After applying the poly prime, block it. If you need more fill for low spots,just use polyester filler or polyester glaze. Polyester prime is basically thin body filler so theres nothing wrong with putting the filler over the prime. Just make sure its sanded with 80-100 grit where you put you filler.