One gallon of Ospho covers 600 sq. humidity and over-application of product. A CHEMICAL REACTION OCCURS TURNING THE OSPHO BLACK IN COLOR. samples before using Epoxy or other paint systems. The OSPHO dries to a tough, hard, rust-resistant - surface ready for priming and painting. Still leaves a haze, which takes paint well. Abe Books Hope this helps with your projects. safely dissolves bleeding rust from many painted surfaces. Merely remove loose paint and rust scale, dirt, oil, grease and other accumulations with a wire brush. The Ospho Solution..(rust removal) | Hot Rod Forum OSPHO Corroseal is the best way to deal with rust because it is less expensive, less time consuming, and is much more environmentally friendly than sandblasting. You don't need to get down to bare, shiny metaljust clean off the flakes and powdery surface rust that prevent paint from adhering. The first pic is an apron I made am getting ready to weld it in place. Q. I bought the Ospho product. Pipe can help you. I believe in science and Im an insufferable [censored]. A dry, powdery, greyish-white surface 0. fashion photographer website how to apply ospho to pipe fence. We wiped it down with paint thinner and then sprayed it with a DTM enamel and the next day a white powder started showing through. If the pipes you want to paint have been in place for over a year, the oil has probably worn off, and the zinc has begun to react with air, which leaves a powdery, whitish residue. For best 8. 11-29-2004, 04:03 PM. Soda blast the vehicle to remove the flash rust and any remaining phosphoric acid. Product Details. Answer 1: You mix Ospho with water according to the ratio on the back of the package. How to Properly Use Phosphoric Acid for Rust Removal I second this. therefor covers a larger area ten painrt and goes on easily. It will look powdery white/grey when completely dry. Should I pressure wash the roof after the Ospho dries? Although the Rust-o-leum product you applied may have been dried to the touch which most coatings are, it may have not been fully cured. In Texas fences are constructed from oil field pipe and painted white. But reading several posts here leads me to believe this is not the case. Long story short this fence guy (I was going to call him a jackass but that's an insult to all of the donkeys out there) bought old drill stem pipe for the rails, at least the posts were new steel. Dry with compressed air. Black pipe is painted black, galvanized is coated with zinc. Corroseal Rust Converter/Primer - Rodda Paint What kind of primer can I use after Ospho? Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. . Let dry 24 hours. medical attention if irritation persists. Be sure to cover the entire surface that you want to treat.After you have applied the Ospho you will need to allow it to dry. Gear & Gadgets on the Texas Fishing and Outdoors Show, https://www.blpmobilepaint.com/products.html, Powered by UBB.threads PHP Forum Software 7.7.3. Supplies for applying Ospho: red scuff pads, rubber gloves, paper shop towels, and a quart of Ospho. Apply a thin coat with a brush or roller. quality of the paint is not compromised. A. Then simply apply. Galvanized Metal Treat galvanized metals differently, depending on how important appearance is. See more ideas about pipe fence, fence, farm fence. Apply the mixture to a water dampened fence with a large painter's brush, leave it for 15 minutes and then scrub the surface with a plastic, bristle scrub brush. The Ospho instructions suggest that the best appearance on galvanized metal can be obtained by rinsing or wiping it off after a half hour, but that it should also function fine if dried in place for a day. Link OSPHO seals out moisture and prevents Paint jobs will last longer after an application of OSPHO because subsequent paint coating securely attaches itself so that moisture and oxygen normally do not attack the metal. We scraped off the rusty spots and then used Ospho on our metal gate. Since all pieces are welded together, the thermal stresses will cause them to crack and corrode. OSPHO - 1 GAL. DEPENDING ON TEMPERATURE AND HUMIDITY. I applied yesterday to my 53 chevy frame that was all rusty, but first I brushed good, it passed more than 24 hrs and still not dry so make sure that it is completely dry before applying the primer. We could not paint the following day but painted the next day (48 hours later) . came out on your trailer. When applied to rusted surfaces, It converts rust into a zinc phosphate which makes a great pre-primer. Steel Board Fence: Depending on your needs, the Steel Board strength can be modified, each rail can withstand . Thank you so much! A check should be made by testing OSPHO on a small area. REAPPLY AS NECESSARY WAIT FOR THE SURFACE TO DRY THEN APPLY PRIMER AND OR PAINT. The trailer frame is excellent, newer floor and all lights and brakes work great. 240. I coated it with Ospho yesterday, you can see how the color of the metal has changed. It does have a duller appearance. If final appearance is important, follow up sandpaper after the brush. Spray the fencing, front and back, with a liberal coating of the sealant. A. Would not recommend it for something that's supposed to be visually appealing (leaves a kinda weird texture), but it's perfect for chassis and under-body. Brush off any Synthetic paint brushes offer more versatility and can be used with all paint types. OSPHO is a rust-inhibiting coating. If you are seeking a product or service related to metal finishing, please check these Directories: Jobshops I'm not sure where to start? If you spray it on and let it dry you will not only create a metal seal but you also get a white powder on the surface. Answer 2: Follow the directions on the back of the package. Your purchases make finishing.com possible. Go to his section on how to buy pipe and learn. paint and textured like orange peel. Answer 5: You should apply Ospho once a week. Any way to tone down the aluminum? I'm concerned about rust treatment and priming for the galvanized fittings. We apply ospho and let dry, the following day we reapply another coat and wipe it down with water (damp rag) while the ospho is still wet. Mix together an oxygen bleach powder, like Oxiclean, according to the manufacturer's directions. You might try "Cold Galvanizing" which is a spray on galvanizing paint. I know the post you put on this site is quite old but, I'm hoping to get some info. Mineral spirits doesn't remove the residue. Steel Pipe Fence: Steel Pipe Fence is strong. When I get down to bare metal I use Ospho to coat the metal. Ospho is good stuff. Where rust is exceedingly heavy, two coats of OSPHO may be necessary. The galvanize steel metal pan roof is getting some rust scale on it. Where rust is exceedingly heavy, two coats of OSPHO may be necessary to thoroughly penetrate and blacken the surface to be painted. This rod has low hydrogen potassium or iron powder coating. link to info/product on Amazon] SHOULD GO ON A CREAMY WHITE. Ospho is a product that is essentially phosphoric acid (I know it sounds scary, but it's at almost every paint store and hardware shop). Pictures of what the stove looks like currently: So far I've run the cup brush on a 1500 rpm drill (the fastest that I have) and I've managed to remove rust and paint from the stove. 3. How much Ospho should you use? It is a 2 part paint. Seek Make sure the acid doesn't get onto your skin. Spray equipment should . Help please! With the use of a plastic spreader, even out the surface and press out all the air bubbles that may be present. Even still, if you are going to paint galvanized metal, I'd use a Self-Etching Primer [affil. Before you begin you will need to gather the following materials:-Ospho -A brush -Protective gloves -Eye protection Once you have gathered all of the necessary materials you can begin the application process. is easily effective for exterior and interior work alike. When applied to rusted surfaces, it resists/retards rust in chemical change on drying to a tough, hard surface ready for priming. Q. Greetings, I have a steel boat that was built in 1950. Then I'd wipe it down with a suitable solvent and get the first primer coat on. loose powder and wipe down with Mineral Spirits before painting. Removing surface rust. A. Hi John. Galvanized metals require a special primer or paint will peel in a short time. The various coatings and rust found on oilfield pipe very often prevent any DIY prep for painting to be reliableunless that prep is sandblasting to virgin steel. Oct 4, 2011. I will be applying a new long life polymer roof coating afterward. The strip n clean is a far more abrasive material that is used like a wire wheel that will truly strip the area but without looking metal thickness. The galvanized pipe will barely rust at all, developing some light rust where the threads have cut through the coating or where the coating is damaged. CLEANING AND ETCHING METAL - Ive had good luck painting rusty metal with a wire brush to knock of the big/loose chunks and painting right over it with rustoleum and a brush. just my two pennies, hope it helps. How did you prepare the surface prior to the ospho? So far, I've bought an aerosol spray called "Rust Converter Prime and then paint with a Rustoleum metal primer and paint, respectively. I like to let them set 24hrs from the coat to . In this video, I show you how to restore a rusty. Let Next, then da car with 80 grit, clean with . Thanks for your input. how to apply ospho to pipe fence. Answer 4: Ospho begins working immediately. No-climb horse wire will be attached after it's painted, so we're hoping to get as many years as possible out of this initial paint job. Use a pump spray bottle to apply Ospho liberally. Merely remove loose paint and rust scale, dirt, oil, grease and other accumulations with a wire brush or pressure washer and let dry - apply a thin coat of OSPHO as it comes pre-diluted in the container. I am a fair welder with some (little) expierence in vertical and overhead welding and I am getting better with my torch and grinder at fitting. Exposure to vapors may cause Ospho can be a big help getting the steel extra clean and keeping the bare metal from rusting until its primed,it leaves a protective primer coat when it drys.This hood had very little rust at all but I'm doing this outside so as soon as I got it stripped, sanded and cleaned I applied the ospho because I couldn't immediately prime the steel .