If you sprayed a 2K filler primer on bare metal (and its NOT a D.T.M. primer) you need to strip it back off. It will not adhere. Just curious why the 2k wont adhere if it doesnt say DTM on the can.. Accelerating F3431 2K Accelerator (air dry mode only, if the over night temperature is likely to fall below 15 C.) Product Description Delfleet 2K Primer F3975 is a grey, versatile product that can be used as a high build primer, a primer-surfacer or a wet on wet /non-sand primer, simply by varying the amount of thinner used.

Oct 09, 2018 · There are lots of car people who will say that a coat of primer is worth applying 100% of the time before you spray your final paint coats. I disagree. Primer is very valuable in most cases, but if you’re completing a very small repair involving minimal molestation of your car’s sheet metal, primer may be overkill. Question: Can SprayMax Hot Rod Satin Black be used direct to metal surfaces? Answer: Spray Max Hot Rod Black aerosol paint is not designed to be applied direct to metal. You will need to apply a suitable bare metal primer prior to applying paint. I suggest using SprayMax 2K Epoxy Rust-Cure Primer. Using this method will give you excellent ... Nason® SelectPrime™ 421-19™ 2K Urethane Primer A gray, 2K urethane primer-filler designed to maximize DOI while providing high build and an exceptional free sanding film without shrinkage or sand scratch swelling. Feb 27, 2018 · 1. Can I weld a panel that has an EDP coating on it? Yes, but the areas to be welded should be sanded down to bare metal before making any welds to eliminate impurities and to get the strongest bond. Some welders may be hot enough to burn the coating off in the process, but best practices are to always sand to bare metal before welding. 2. Accelerating F3431 2K Accelerator (air dry mode only, if the over night temperature is likely to fall below 15 C.) Product Description Delfleet 2K Primer F3975 is a grey, versatile product that can be used as a high build primer, a primer-surfacer or a wet on wet /non-sand primer, simply by varying the amount of thinner used. Apr 21, 2011 · Etching primer is a common fail point. Etching primer is intended for use on new metal to give paint adhesion, not to control rust. When improperly applied it makes for a paint fail point. Prepping the metal with Ospho, PickleX 20 or similar product will allow you to keep the metal bare for a while while you do metal work. Apr 21, 2011 · Etching primer is a common fail point. Etching primer is intended for use on new metal to give paint adhesion, not to control rust. When improperly applied it makes for a paint fail point. Prepping the metal with Ospho, PickleX 20 or similar product will allow you to keep the metal bare for a while while you do metal work. The advanced resin technology in RAPTOR Anti-Corrosive Epoxy Primer improves adhesion to bare metal and most other prepared surfaces, and promotes intercoat performance to further extend the life of RAPTOR protective coating. It contains a blend of anti-corrosive additives to inhibit rust and corrosion and offers excellent salt spray resistance. Primer - 1K P Bare Aluminum Raw Plastic - Soft (PUR) + Primer - 2K P OEM E-Coat** PPlastic Part - Primed ++ OEM Finish & Old Paint Work - Reversible Fiberglass/SMC P Unbroken Gel Coat PBody Filler OEM Finish & Old Paint Work - Non-Reversible SUITABLE SUBSTRATES MIXING By Volume: 4 parts Primer (6401/6404) 1 part Activator (6934/6937) first spray etching primer over the baremetal,if you go throught the 2k and hit metal,spray it with etching again,when time to paint if theres any spots you sanded through to bondo spray it with 2k again.time consuming but the right way to do it :biggrin: Euro Classic DTM Primer Euro Classic DTM Primer is a 2K primer surfacer that can be applied directly to bare metal surfaces. It is quick drying and easy to sand wet or dry. It provides corrosion protection along with excellent fill and build properties. This unique primer provides As professional paint sprayer I do not advocate using water to wet sand primer as you yourself have said Primer is Porus.What in effect means is that you will let the water through to the bare metal causing it to rust,another problem you can have in time is Micro bistering,this manifests itself as little bubles under the paint surface. As far as your etch primer, I would wait for the time called for, to paint over it with other paints, not its own re-coat window. That might be 20-30 minutes, it will tell you on the can. Now you spray the filler/primer, and wait for the wet sand window, and wet sand with 600-800grit, to reveal the low spots, with a sanding block! Jun 21, 2018 · Epoxy primer can be applied on either new bare or old rusty metal surfaces and is compatible with top coats made up of other substances. However, there is one downside to epoxy primer. An epoxy primer cannot withstand UV ray as good as urethane. Its color can fade after some several years. HOWEVER, we are talking about the base coat, not the ... Surface must be clean and dry. Bare metal, galvanized steel, and aluminum should be coated with 5 STAR XTREME #5414 & #5415 Self Etching Primer prior to applying #5451 MAXX FILL 2K High Build Primer. MIXING DIRECTIONS: Mix the components in the order and ratio indicated below. Stir thoroughly after adding each item. HIGH BUILD PRIMER SURFACER Self-etching primer will get in there and bite into metal for you. Unless you only have a few minor issues to fix, it’s challenging for us do-it-yourselfers to carve out enough time to strip the old paint to bare metal, do the repairs, apply bondo and then spray a layer of self-etching primer before surface rust begins to form on the body. Euro Classic DTM Primer Euro Classic DTM Primer is a 2K primer surfacer that can be applied directly to bare metal surfaces. It is quick drying and easy to sand wet or dry. It provides corrosion protection along with excellent fill and build properties. This unique primer provides (Q) Can I apply the 2K Urethane Primer Surfacer over bare metal? (A) Yes, this primer may actually be applied over properly prepared (cleaned, abraded) bare metal. If, however, there's considerable body work, or if the metal is pitted from sandblasting, we suggest applying the 2K Urethane Primer over one or two coats of Eastwood Epoxy Primer. Old days you would never use poly primer on bare metal. G2 and Slick Sand are not recommended over bare metal. Evercoat rep was at our shop recently and he was touting the advantages of the 4:1 poly's which are "supposed" to eliminate the need for epoxy. I don't know if I believe that or not. Me I don't plan to use any poly over bare metal ... The SprayMax 3680034 2K Epoxy Rust-Cure Primer is a 2K epoxy aerosol spray can that has excellent corrosion resistance and maximum adhesion to bare metals. SprayMax uses innovative packaging to allow SprayMax aerosols to have more yield, faster work speed, and a broader spray pattern than conventional aerosols. 77453 2K Quicksand Urethane Primer is a fast drying, high build primer with excellent color holdout. 77453 offers superior adhesion, easy sanding, and can be top coated with any paint system. Designed to be applied to steel, aluminum, i ron, fiberglass and painted surfaces. Surface must be clean and dry. Bare metal, galvanized steel, and aluminum should be coated with 5 STAR XTREME #5414 & #5415 Self Etching Primer prior to applying #5451 MAXX FILL 2K High Build Primer. MIXING DIRECTIONS: Mix the components in the order and ratio indicated below. Stir thoroughly after adding each item. HIGH BUILD PRIMER SURFACER Spray Max 1K Etching Primer Brown 400ml 680 001 Adhesion Primer, Red Brown - Offers excellent corrosion protection for bare metal surfaces. It is a chromate free 1K etch primer with a welding certificate and can be welded through. Paint will not adhere to bare metal, period. there are 1k and 2k products for primers, 1k have no harderner/reducer in them and are usually sealers or spray bomb junk, or Ive seen some napa crossfire 1k laquer primers. Self-etching primer will get in there and bite into metal for you. Unless you only have a few minor issues to fix, it’s challenging for us do-it-yourselfers to carve out enough time to strip the old paint to bare metal, do the repairs, apply bondo and then spray a layer of self-etching primer before surface rust begins to form on the body. Accelerating F3431 2K Accelerator (air dry mode only, if the over night temperature is likely to fall below 15 C.) Product Description Delfleet 2K Primer F3975 is a grey, versatile product that can be used as a high build primer, a primer-surfacer or a wet on wet /non-sand primer, simply by varying the amount of thinner used. 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. Click to see full answer . It's Live Lesson Fridays On Sunday! My Friend Pete shows us the proper way to use 2K Filler Primer and gives us the low down on Epoxy Primer VS. Filler Prime... Dec 19, 2012 · Hmm.. what about epoxy primer.. it can be used on as well as bare metal and painted surfaces, doesn't absorb water and it will seal the body too. I started looking for a epoxy primer which could also be rolled or brushed on. And I found one: 408 Epotec primer surfacer from Protec . It's a polyamide cured Epoxy primer surfacer. No biggie if the body work is already done. Just spray the etch on the bare metal areas avoiding the filler short of some overspray getting on the edges of the filler, then put a few good coats of a 2k surfacer over the whole thing and you should be fine. Mar 11, 2018 · Step 3) – Etch Prime Bare Metal. I fortunately had no dents to fill but as a result of sanding out some of the deeper scratches out, I exposed some ‘bare metal’. I applied 2 light coats of Super Etch Primer over the exposed metal (shown in dark grey on the picture), leaving about 5- 10 minutes between the coats. I then left the etching ... If you sprayed a 2K filler primer on bare metal (and its NOT a D.T.M. primer) you need to strip it back off. It will not adhere. Just curious why the 2k wont adhere if it doesnt say DTM on the can.. As far as your etch primer, I would wait for the time called for, to paint over it with other paints, not its own re-coat window. That might be 20-30 minutes, it will tell you on the can. Now you spray the filler/primer, and wait for the wet sand window, and wet sand with 600-800grit, to reveal the low spots, with a sanding block! This primer can be used on clean steel, sound rusted steel, galvanized steel, aluminum, and sound previously coated surfaces. Primer may be wet or dry sanded. Get the power of a two-component epoxy in the convenience of an aerosol with Rust-Oleum High Performance (VK9300 System) 2K Epoxy Primer Spray.