But when it is needed, it does a job like no other. Yes, you can apply BlackTop to epoxy primers, DTM primers, and body fillers that are fully cured. 4:1 Polyester Primer Catalyst is a patented, epoxy-enriched catalyst that provides unsurpassed performance when mixed with Evercoat's line of 4:1 polyester primer surfacers. . Do NOT break through epoxy when scuffing. The Epoxy tests are always superior to bare metal pieces when all products where applied correctly. You apply an epoxy powder primer and fully cure that material before applying a polyester topcoat and fully cure that coating. The Shop-Line Plus option JP202 2K Primer Surfacer TDS; JP377 Epoxy Primer Black, JP375 Epoxy Primer Gray, JP371 Epoxy Primer White; Sealer: JP335 2K Urethane Sealer Gray; Hardeners: JH301 & JH302 (High-Temp) JH630 (Fast), JH6370 (Medium), JH6380 (Slow), & JH6390. To spray a sealer over the polyester primer is going to give a "kush" for the paint if it is hit by a rock or that sort of thing. I have tried MEK, Acetone, Brake Clean, Goo Gone. negotiation presentation pdf. If you use this, I would spray over a 100 - 150 grit sanded surface. Remember, let the primer surfacer dry! The epoxy primer needs to "vent" solvents prior to spraying the primer surfacer. Besides bare metal, epoxy primer can be used over fiberglass, wood, and plastic. It provides end-users with an easier mix ratio than conventional polyester primers and provides a more uniform mix. A. It's not mandatory to use a primer sealer over our polyester primers. 2k urethane primer vs epoxy primer 2k urethane primer vs epoxy primer. patternsearch matlab; joint relative frequency formula . It's a high-solids product and has minimal shrinkage. Evercoat Super Build 4:1 Primer Surfacer has twice the film build of other polyester primers 2-component primer surfacer has exceptional filling capabilities, and can even be applied directly over properly sanded and cleaned bare metal. The polyester will delaminate and crack if the epoxy isn't dry enough. Poly primer is great for using over bare fiberglass and epoxy. Rust-Oleum Self Etching Primer prepares bare metal, aluminium and fibreglass surfaces to promote maximum adhesion and smoothness of the top coat. Pittsburgh, Pa. l16pilot said: .I've heard this before as well.never apply epoxy over self-etching primer, but urethane or polyester primers are okay over self etching.correct? Any-Angle spray Etches and primes in one easy step Stops Rust formula For Best Results. Starting at$ 188.98. usually if you use polyester then you dont require too much urethane. Now had the metal been protected in Epoxy before the filler there would be no rust to worry about! YES but the epoxy should be cured and dry at least 10 days in hot weather or up to three weeks if cool. An application of epoxy over that bare metal and THEN apply urethane for a "filling" primer to block. We like using Urethane Primer as a sealer to seal up the surface before applying paint as it won't cause issues with any coatings you put on top of it as well. Under most circumstances you will not need to DA sand over your work after wet sanding because wet sanding creates much finer scratches. This is a sealer that has a non-porous finish. Actually Epoxy Primer is one of the best things to apply poly primer to. If you were to bond/glass over a metal pad to a fiberglass boat, vinylester or polyester is never used, epoxy is. Same with a 2k filler/sealer primer. Personally, I don't use a sealer. Evercoat Feather Fill G2 Premium Polyester Primer Surfacer for Fiberglass, SMC & More - 32 Fl Oz. And save yourself and your checkbook a massive headache, and never use any polyester as a sealer on bare metal. Some urethane and polyester primers are DTM (direct to metal) and some have an etch property. Sep 24, 2014. The epoxy *needs* to be dry for at least 24 hours before polyester goes on top of it. roccat tyon discontinued Likes. Easy 4:1 mix. The hardener was the bottom of a gallon that had been in use for a little over a month. The sealer can be allowed to dry and then be wet sanded, or it can be sealed, and continue 'wet on wet' to base coat. Polyester has a huge solids content and will fill 80 grit scratches . This product is formulated to stop rust and is an essential step to achieve a professionally finished look. Testing polyester and epoxy The test program we developed was designed to determine the effect of moisture on the adhesion of polyester gelcoat applied over fully cured epoxy. Click to expand. In this video Scott goes over how to finish body working a motorcycle fender and then puts it in polyester primer! Then scuff the epoxy primer before applying the primer surfacer. Price: $80.00 - $90.00 a gallon kit. It sands easily and is perfect for getting those wavy panels straight. Pros- Very thick and can fill over 60 grit sand scratches, even up to 40-grit although I would sand until at least 80-grit if possible. First and foremost, automotive primer helps the paint adhere to bare metal. Eastwood Gray Epoxy Primer and Catalyst - for Automotive Car Paint - 2 Gallon Kit. Polyester resin does not achieve a good enough secondary bond to be applied over an epoxy-based primer for structural purposes, or for fiber reinforcement applications. It has incredible filling properties and is good to fill minor pitting in metal or fill small low spots imperfections body work or metal. This leads to peeling, flaking, and eventually rust, which turns a driveable car to junk in no time. Evercoat Dura Build Acrylic Primer . Vallejo Surface Primer. He finishes off the fender by putting it i. Cons- Very thick and will dry VERY hard. This is from the FFG2 tech sheet: (For best adhesion and corrosion resistance, treat all bare metal areas larger than a quarter in diameter with a high-quality metal etch primer or epoxy primer prior to application of Feather Fill G2). Testors Enamel Primer. Follow the TDS of the sealer for dry times, etc. There is no way a plastic resin can make a chemical bond to metal, it's going to be a physical bond. Get it as . Scuff it lightly. Polyester primer (2K) Polyester is a very specialized primer used in very small amount in most shops across the country. High Build- Polyester Primer is about the highest building primer we offer and is often called " spray on body filler ". 6 6t7goat Feb 28, 2011 #6 We cover some of our top reasons below why Poly-Primer is a godsend for hobbyists. 4.7 out of 5 stars 50. Get complete auto body and paint DOMINATION and training here: h. Tamiya Surface Primer Spray. Let it dry completely. Get a FREE Auto Body Guide Here: http://www.learnautobodyandpaint.com/free-autobody-manual/Learn more about me . Add to Cart. Polyester Filler Primer or Polyester Glaze Putty. You will get a lot of different opinions on this. 4.4 out of 5 stars 14. you generally use both. $53.38 $ 53. JP202 2K Primer Surfacer TDS; JP377 Epoxy Primer Black, JP375 Epoxy Primer Gray, JP371 Epoxy Primer White; Sealer: JP335 2K Urethane Sealer Gray; Hardeners: JH301 & JH302 (High-Temp). oath keepers. 4,831. 2 coats maybe to fill scratches and fine tune the surface. That is like asking who is better blonds or redheads. **The epoxy must be dry!! Epoxy only needs to be sprayed on bare metal areas. 518. the poly primer is basicly sprayable body filler (bondo as most know it) u can go over properly sanded bare metal but not over etch prime , what you should of done was either use a epoxy primer and then the poly or just the poly, as said above now you have to put a 2k primer or epoxy over the etch prime, also keep in mind that you CANNOT . Dolphin glaze is another brand that I use for scratches, nicks and chips in body . $ 202.98. Closer together than normal, but I have done this before when the parts will sit awhile with no ill effects. 2k epoxy touch up 2-3 coats of high build 2K filler primer 1 coat of sealer if necessary (I am not sure it is necessary) top coat I know that is way simplified but it get the point across. It provides end users with an easier mix ratio than conventional polyester primers and provides a more uniform mix. A quick-drying two-component urethane primer surfacer for spot and panel repairs, RAPID PRIME is sandable within one to three hours (block sand recommendation is 2-3 hours). 2k urethane primer vs epoxy primer 02 Oct 2k urethane primer vs epoxy primer. 38. Polyester primer over body work. you can put that on heavy then 75% of it gets blocked off. BlackTop will adhere well to epoxy primer, DTM primer, and body fillers.. Read the can for full directions. Posted at 01:42h in crosley scout turntable by congee in rice cooker ratio. Epoxy primer is (basically) made of an epoxy type resin. Polyester primer is a very thick two-part product and is used when there's a good deal of bodywork. This is very very . Do I need to sand after epoxy primer? The test included a variety of finishing processes. RAPID PRIME may be applied over old paint, body filler and even bare metal (properly . Let it dry for about a day. https://www.learnautobodyandpaint.com update on primed car. Polyester Primer Catalyst - Epoxy-Enriched Primer Catalyst - 32 Fl Oz. Feather fill G2 is meant to spray over a lot of body filler that's cut and shaped with 60-80 grit. Autobody filler is (basically) made of a vinylester or a polyester type resin. OPTIONAL: Scuff Epoxy with P120-P180 grit sand paper or red scuff pad. here's a procedure to consider: strip your parts and get your metalwork done, shoot two coats of epoxy and let it set overnight, the next day shoot 2-3 coats of poly primer----now you've just captured the perfect recoat window on the epoxy and put enough build on to block out manyl of the smaller defects, next you can use filler over the poly Scrape off Polyester filler and abrade with course wet and dry using fresh water then fill with epoxy fillers using resin and microballoons to overcome temperature problems make a polythene tent around the area and heat using a small fan heater In my book you never put overcured resin probucts over undercured unless you want disasters,. Think of it as a sprayable body filler. Problem being that the epoxy is much slower than any other material, especially primers which by their nature are meant to be fast. $55 . Unfortunately, we do not offer this product in white. The PPG VP2100 Polyester Primer tech sheet says: "Apply VP2100 over DPLV 2.1 Epoxy Primers after an overnight dry and light sanding." As opposed to the DPLV tech sheet which says: "to topcoat: 60 minutes at 70F" As opposed to Evercoat who says: "Wait 72 hours before applying Featherfill G2 and scuff or sand the epoxy" You would sand the same way as 2K Urethane Primer400 to 600 grit wet. You can apply it directly over bare metal, body fillers, Epoxy, Polyester, and Self-Etching primer as well as pre-existing paints. Nothing is better than an epoxy primer, and then a polyester primer. 27 Apr 2008 Liquitex Neutral Gray Gesso. Eastwood White Epoxy Primer and Catalyst for Automotive Car Paint - 2 Gallon Kit. Epoxy primer is what should go first over bare metal. It does, however, need to be sealed. There are other forums where members have done destructive tests on fillers and fiberglass with and without epoxy over steel. Updated. think of polyester like sprayable body filler. 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