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Applying body filler over epoxy primer provides maximum corrosion protection for the metal. Apply filler within seven days of applying epoxy primer to maximize adhesion. OPTIONAL: Scuff Epoxy with P120-P180 grit sand paper or red scuff pad. 2 Mix and apply body filler over epoxy.
Can you primer over body filler?
The key word in everything said above is EPOXY primer. The spec sheets for epoxy primer state that body filler can be applied over the primer and it will hold. If you are not using epoxy primer, the filler should be applied to bare metal.
What primer goes over body filler?
Urethane primer (2K) Urethane primer is the most common primer used in auto body and restoration by far. It has good solids and fills well. It is easy to sand and can provide you with a perfect body when blocked properly. Care should be taken when applying it as to not use too much.
Can you epoxy over Bondo?
Yes, epoxy will stick to Bondo.
Does body filler go on bare metal or primer?
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.
Can you paint straight over body filler?
You should never paint directly over body filler, for one, paint does’nt stick to it forever and also the filler sucks up the paint and it is harder to cover, adventualy you may have some problems if you just shoot directly over filler, I’ve gotten away with it on a large area that was primered then watersanded and a Apr 17, 2004.
Can you put new body filler over old body filler?
Yes you can. Its standard practice when using filler to add many layers, rather than trying to pile it all on at once. Work with your hammer and dolly to reduce the amount of filler you will need. Aim to keep the bondo less than a 1/4 (preferably 1/8) inch.
Is primer and sealer the same thing?
A sealer is a special type of primer designed to be used with, or in place of, a primer. A sealer prevents the topcoat from soaking into the substrate, and to a degree, can create a water-resistant layer between the substrate and topcoat.
Can you epoxy primer over high build primer?
Also epoxy can be used as a sanding filler primer . Some just use epoxy & not 2k. tougher in long run, but slower to dry & build up thickness. So in terms of what you have on hand, you could use up your black epoxy in place of 2k.
What comes first primer or sealer?
What is sealer paint? Sealer paint can be used as a substitute for a primer, or before the primer is applied to the base surface. The main purpose of sealer paint is to provide good adhesion between the substrate and the new paint or the primer.
Will epoxy resin stick to body filler?
Remember that it’s the low spots where the filler will live; these are the places that really must have good key for adhesion. Polyester resin has very poor adhesion without mechanical key. Epoxy, OTOH will still stick.
Does Bondo stick to gel coat?
bondo has a polyester resin base so ya polyester fiberglass resin (or gel-coat) will bond fine.
Can you fiberglass over epoxy filler?
Yes, as long as you glass over it with epoxy resin too.
Does body filler go over bare metal?
Can Evercoat fillers be applied over bare metal? Evercoat fillers are designed to work over bare, properly prepared substrates such as: steel, aluminum, galvanized metal, fiberglass, and SMC. Fillers and putties will normally work OK over properly sanded (80-180 grit) cured OEM paint.
Do you Bondo before or after primer?
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.
Are body fillers bad?
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.
How thick can you put body filler?
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. Eventually the filler will shrink and possibly crack or even fall off.
Is epoxy primer a sealer?
Epoxy primer is a sealer that produces a good surface finish on applied top coats. A two-part epoxy primer contains zinc phosphate, which acts as a corrosion-inhibiting pigment. Epoxy primers can be used to waterproof materials that consequently protect the bare metal from oxidation.
What is epoxy sealer?
Epoxy sealers form a high-build protective film on the concrete surface, producing a hard, long-wearing, abrasion-resistant finish. Epoxy sealers are much harder than acrylics. Water-based epoxies bond well to concrete and provide a clear finish, but they are nonporous and do not allow trapped moisture to escape.
Can I paint over sealer?
Paint can be applied to water sealers, but the drying time of the sealer itself is the most important part of this task. For best results, prime the water-sealed wood first. Use either a latex-based or an oil-based primer as your first coat of paint before applying the finishing coat.
How do you reduce epoxy primer as a sealer?
Epoxy Primer is an excellent sealer when reduced 25% with 162, 163 urethane reducer. When using as a sealer do not reduce with 161 Fast Urethane Reducer.
Can I paint directly over high build primer?
In most cases, the filler primer or high-build primer is also a urethane product. Because it has the texture to fill pits and imperfections in the sheet metal, an unsanded primer coat would be too rough to paint over without further preparation, which includes a sealing primer.
Can you spray base coat over epoxy primer?
Base over fresh epoxy is the best way to do it. Reduce your epoxy 1:1:1 so it is a thin “sealer” coat and it lays down texture free. Sand to atleast 320 before epoxy sealer.
