About this item . WHY CHOOSE POR-15 RUST PREVENTIVE COATING - POR-15 is the gold standard in high performance coatings. Trusted by DIY and professionals to stop rust permanently by forming an impenetrable barrier that protects a variety of surfaces from water, chemicals, salt, corrosive contaminants and everyday wear and tear.Jpayne said: Ron is onto it. From what I understand the POR-15 is a rust converter. No, it is not. It is a high solids polyurethane. Is coats and seals. It does not do anything to the rust itself. Condensation leads to rust, Rust leads to anger, Anger leads to hate, Hate leads to suffering. Share.855 posts · Joined 2000. #2 · Apr 30, 2005. I've sprayed it allready, you may have to thin it, which they have a "special" thinner for it (I think it's just mineral spirits, but don't take my word for it). As with any paint, make sure you clean your gun real good afterwards. However, unless you are in a situation where spraying it would be ...Sanding and priming the tub. When prepping the bathtub surface, sanding is a very important step. Sanding will ensure the spray paint will stick to the surface well and easily. We suggest you start with 400-grit sandpaper and sand the entire surface you will paint. Then apply a thin coat of primer.STEP 3 - Apply Rust Preventive Coating to Surface. Apply 2 thin coats of POR-15® Rust Preventive Coating. This is the answer to how do you apply POR-15. You'll get an unbelievably tough, hard finish that won't crack, chip, or peel. It's so tough you can pound it with a hammer and not damage it!Yes, POR 15 Rust Preventive Coating can be sprayed out of a paint gun. However, it is important to note that POR 15 is a thick and viscous coating, so you may need to thin it before spraying to achieve the desired consistency. The manufacturer recommends using POR 15 Solvent for thinning the coating. The recommended ratio for thinning POR 15 is ...Yes, POR-15 can be thinned using POR-15 Solvent or other compatible solvents such as acetone, xylene, or lacquer thinner. When applying with a spray gun or brush, thin between 5% and 20%, depending on VOC restrictions in your location.It is a rust remover that leaves a zinc phosphate coating on base metal, the. perfect pre-primer for POR-15. Areas that have been previously painted. should be cleaned with Marine Clean and then lightly scuffed with 400. grit sandpaper. Keep in mind when POR-15 is applied over another.However over time the product sitting in the can will start to thicken up mopre and more. I have thinned as much as 20% and still sprayed with good results. Basically thinning as much as necessary to spray well no more. And definitly head caution for MORE THAN adequate ventilation when spraying. Nearly killed myself the first time I sprayed...Por 15 can be coated over. Scuffing it up is CRITICAL to adherance! ... 3M and others offer coatings that need to be sprayed with their special sprayer and I couldn't justify spending $60 on a sprayer for something I'd use once. Plus I got the Mar-Hyde at shop cost through a buddy in the business, and I can pop a can open and shoot some more ...POR-15 OEM Bed Liner is UV stable and will resist damage typically caused by exposure to UV. For the ultimate in protection, apply over POR-15 Rust Preventive Coating. POR-15 OEM Bed Liner is formulated to provide professional results and performance in a DIY system that can be brushed, rolled or sprayed over correctly prepared surfacesApplication: Shake can well before spraying. Spray two light coats of POR-15 Self Etch Primer and allow 10 to 15 minutes between coats. POR-15 Self Etch Primer can be topcoated in 30 minutes. It is not necessary to sand POR-15 Self Etch Primer before topcoating. It cures to touch in 30-60 minutes. Second coat can be applied in 10-15 minutes ...You'll also need a heavy duty degreaser/cleaner like purple power, and then a metal prep/etch with phosphoric acid. 1. Wire brush/wheel off or sand any flaky rust 2. degrease thoroughly 3. Metal prep 4. Wash frame with water to remove acid 5. Lay down some kind of plastic under truck (permanently stains cement) 6.11. Can I apply a topcoat over sprayed POR-15? Yes, a topcoat can be applied over sprayed POR-15 for added UV protection and color options. 12. Can I use POR-15 to spray under my car? Yes, POR-15 is commonly used to spray the undercarriage of vehicles for rust prevention. 13. What is the shelf life of sprayed POR-15?Feb 7, 2006 · I found that lacquer thinner was great at cleaning up the POR-15 overspray and also for cleaning up spills and my spray gun. Granted it was cold and dry this weekend and the POR-15 took a while to setup. I found out that cold and dry is definitely not the best setup for curing POR-15.POR-15 High Build Primer is a single component formula that fills in minor Imperfections. POR-15 High Build Sandable Primer adheres well to steel, aluminum, stainless steel, brass, and other primed and painted surfaces. This primer can be applied with a brush, roller, and sprayed with a 1.7 - 2.0 tip HVLP setup.por-15. I've used por-15 engine enamel on two motors. My 68 camaro I painted 5 years ago and it still looks great.I just finished a 56 Chevy p/up and used it on the motor.It holds up great and can be applied with a brush if you don't want to spray. It flows very well.I also used their chassis paint.Sprayed that on.Learn the correct way to use POR-15 Rust Treatment on your truck or equipment. GMC 2500HD Duramax with complete POR-15 frame treatment. Video highlights rear...Por 15 over ( can be thinned and sprayed if desired) let dry 2-6 hours Self etching primer Regular primer or epoxy primer* (cant be sanded) ... but in my case it is the easiest and quickest solution I can find at the moment. A decent POR-15 "system" paint job is very time involved and expensive compared with a one coat wonder. 1992 190E 1.8 ...Note: To reduce POR-15 High Temp paint when spraying with an HLVP system, use POR-15 Reducer Solvent. You can reduce up to 10% maximum. You can also use POR-15 …Looking into spraying the underside of the bed and the frame of my truck with POR 15. Wondering if anybody has had any experience wit it 95 std cab, 5spd, 350K, KDP tabbed, straight piped, BHAF, thuren trackbar, steering box stabilizer, 98-99 heavy duty front end, isspro pyro/boost/trans temp gauges, custom black suede headlinerLocation:Las Vegas, NV 89148. Gender:Male. Model:Starion. Posted June 3, 2012. POR 15 is for ferrous metals and rust, aluminum doesn't oxidize like steel. If you want some sort of sealer for aluminum use acid etch or etching primer, then you can primer over it and not have adhesion problems.Metal Ready. It is a rust remover that leaves a zinc phosphate coating on base metal, the. perfect pre-primer for POR-15. Areas that have been previously painted. should be cleaned with Marine Clean and then lightly scuffed with 400. grit sandpaper. Keep in mind when POR-15 is applied over another.POR-15 is not a paint, it's an ecapsulator. That means it's sealing the metal in a way that paint can't. One problem area not mentioned is that it should not be applied on high humidity (or rainy)days. POR-15 is really a two-part coating, the second part is water that it absorbs from the air.Avoid spraying on windy days to prevent drift and ensure that the product reaches its intended target. Use drift-reducing spray nozzles when applicable. Clean and maintain your sprayer regularly. This includes flushing the sprayer with fresh water after each use and properly winterizing your sprayer .Metal Prep can be brushed or sprayed on, as well as used as a soak. The area being prepped must stay wet for 20-30 minutes and not allowed to dry. ... This primer can be applied over POR-15 Rust ...Here, sprayed with POR, topcoated. Isn't this a marvelous frame? The only reason it's done like that is because it didn't fit in the powdercoating oven to cure. ... Por 15 and their Chevy Orange engine paint Before Por-15 over some minor rust and Chassis black Por-15 and chassis black on brand new transmission case Por-15 and chassis black on ...POR 15 is more than just a rust preventive. Their new matte-clear is a low-sheen product that will "freeze" the patina on a car, so you can keep that barn-fi...To prevent these problems, spraying with appropriate solutions like sulfur-based or Bordeaux mixture is important. Additionally, timing of application should begin in the early stages of spring before bud break until harvest season while following recommended doses & intervals for each product carefully.Metal Prep can be brushed or sprayed on, as well as used as a soak. The area being prepped must stay wet for 20-30 minutes and not allowed to dry. ... This primer can be applied over POR-15 Rust ...The regular por rust preventative isnt a topcoat paint. It is a base coat that need to be top coated! Id just clean up the areas that the undercoating is peeling then hit it with some more undercoating. I like to tuch up undercoating with the 3M stuff. Its in a rattle can so its easy to use.HOW DO I THIN POR-15 IF I WANT TO SPRAY IT? You should use only POR-15 Solvent for thinning. Keep lacquer thinner handy for clean-up. Do not thin POR-15 more than 5%. CAN I PAINT OVER POR-15 WITH OTHER PAINTS?POR 15 vs powder coat. Jump to Latest Follow ... Spray grease can't be beat. I sprayed mine down inside and out with Lubriplate, Gear Shield Extra Heavy. This stuff sprays on black and dry's but keeps the steel its sprayed on surrounded in grease so it never rusts.. If you scrap it no big deal, It will run and cover it self up.1. Clean and Etch the Surface: Thoroughly clean the surface with POR-15 Cleaner Degreaser, then apply POR-15 Metal Prep to etch the surface. 2. Apply POR-15 Rust Preventive Coating: Apply the first coat using brushes or sprayers designed for use with solvent-based paints. Two coats are recommended for the best results.May 2, 2012 · Received 41 Likes on 31 Posts. If it were me I would simply put on two good coats of epoxy primer which is what I did on my 65. Since the truck also had body color on the inside it also got two coats of hunter green. If you sprayed on two good medium coats of epoxy primer then you have no worries about moisture penetration unless your spray ...STEP 3 - Apply Rust Preventive Coating to Surface. Apply 2 thin coats of POR-15® Rust Preventive Coating. This is the answer to how do you apply POR-15. You’ll get an unbelievably tough, hard finish that won’t crack, …Make sure you top coat all the POR15 as it is UV sensitive and will lose its useful properties if left uncoated. They sell chassis black top coat for the purpose. My one complaint about POR15 is that you have 2 pretreatments plus 2 coats of POR15 and 2 coats of chassis black to achieve the same protection that other paints achieve in a single ...Eastwood's product is promising. I was a big fan of POR-15, but my last order was disappointing. They've obviously changed the formula. The ols stuff was self leveling, and couldn't be beaten off with a hammer. ... It was the only one, that I could find, that stated it can be sprayed or brushed on rust and bare metal.I brushed the underbody and rear wheel wells and went over it with a foam brush. Turned out good, slight orange peel but nothing to be concerned about under the car. The problem with POR 15 is that you are supposed to use a fresh air respirator if it is sprayed. Maybe some of the painters can respond if this is a big issue.163 posts · Joined 2005. #4 · Nov 23, 2006. JimM is correct. I have used POR-15 many times. The surface needs to be sanded enough for the tie coat primer to "bite" or grip onto. 600 grit is not necessary. Use the 400 or 320 and the results will be fine. This is an older thread, you may not receive a response, and could be reviving an old thread.Dries to the touch in 15 minutes for fast applications; 15 oz. can covers areas up to approximately 14 sq. ft. ... When calling, please have your cans of Rust-Oleum Professional High-Performance Enamel Spray Paint nearby if possible, so we can collect the batch information from them. Please keep in mind, proper surface prep is key in ensuring ...Yes, Por-15 Engine Enamel can be sprayed using a High-Volume, Low-Pressure (HVLP) spray system and proper safety equipment. However, it is recommended to thin the engine enamel with POR-15 Reducer solvent up to 5% for spraying if needed. This helps to achieve a smooth, even application and prevent any issues with the paint's viscosity. ...4004ever. 120 posts · Joined 2002. #6 · Oct 4, 2002. I would probably use a 40 or 80 grit paper to rough up the por15 before applying the boxliner. Do not use a thinner or acetone to clean the surface because it could actually cause the por15 to weaken, thereby weaking the overall strength of your boxliner. A prewash (wax and grease …Baby skunks can spray. Skunks spray when they feel frightened or threatened, and baby skunks are more likely to spray than adults because they tend to frighten more easily. When ba...You can basically use epoxy primer on both the frame and the body, as long as you are going down to base metal. A good epoxy primer is better in all aspects with reguard to putting new paint on a vehicle. The stuff will not allow new rust to start ever. It's easy to use and it's easy to top coat. Por 15 is too needy of a product and it requires ...Zero Rust is giving POR 15 and other coatings a run for their money. Besides the price factor, Zero Rust is very effective at preventing and stopping rust. It was tested under the B117 salt spray and held up pretty well. Even if you reside in the salt belt, Zero Rust will safeguard your vehicle from corrosion.From a safety standpoint, keep in mind that POR-15 contains isocyanates. To my knowledge epoxy primer is isocyanate free, but other DTM epoxies that cross-link have it: Paint Technology - Autobodystore. For areas that won't be seen, you can mix up the epoxy primer and apply it with a brush or roller. Share.