We will examine each of these separately and discuss their drawbacks. Normally these systems are used in batch type operations, but they can be automated for inline processing of hangers. Are TGIC-Free Powder Coatings Right For You? You can remove powder coating with a chemical stripper, media blasting, or a burn-off oven. Cut through paint and coatings on powder-coated metal and plastic. The hot strippers are usually caustic and degrade the coating from the part by causing it to swell, dissolve, etc. Now we can deal with stripping methods, which by definition require the complete removal of all the powder coating from the part or hanger. B17 will remove most powder coatings … And, finally, you should provide sample parts/hangers to the equipment suppliers for testing before you purchase any stripping process. When you want to stripe parts, boil it with water 70% to 110 °C put the parts in the Mild steel tank and cover it in 20 minutes all the coated power will peel off, By this system we have peeled several thousand Rq feet. It works the first time by penetrating oil on contact. The byproducts of this process (VOCs) are often destroyed by afterburners in the exhaust stack. These ovens usually employ water-misting systems to control the rate of burning and prevent damage to the equipment or parts/hangers being stripped. Water quenching is used to extinguish the fire and to remove the residual ash. After baking, you need to wash the powder coating off so that it doesn’t re-stick to the metal surface. It has a high concentration of methylene chloride which is what removes powder coat. At these temperatures, the coating ignites quickly and literally burns away from the product. Chemical strippers come in hot and cold chemical stripping variations and methods. Goof Off is a remover that acts as an adhesive remover on the car’s paint. In this case, the defect area is usually sanded to bare metal, feathering the edges to ensure that the area will blend into the surrounding surface. This method uses temperatures of … Testing products like Goo Gone, Simple Green even using a clay bar at one point etc I ended up using Goof Off with a well used dish washing pad.  2021, The Voice of the Finishing Industry since 1936, Learn What’s Coming for Finishing Technology, Trends in Automotive Manufacturing Knowledge Center, Plating with Zinc-Nickel: Benefits and Challenges, December Issue: Agricultural, Industrial Markets, Wireless Carrier Fleet Provides Modular Overhead Conveyance. A very common way to paint aluminium is with powder coating; it is sprayed onto the metal when it is very hot, where the powder melts and creates a secure bond that will last for many years. Sometimes the cheapest process to buy is the most costly to operate. In either case, the methods remain the same. The three main methods of removing powder coating. There are more gentle blasting media, like plastic media, that can strip the coating and leave the product surface with a smooth profile. But don’t forget the operational cost of the system you select. Mordialloc VIC 3195, Australia. But if you’re planning to do it yourself, you will have to use a solvent treatment. Question: What methods are available for removing cured powder coatings, and what are the pros and cons of these methods? Liquid touchup paint can be substituted for the powder coating if the repaired area is relatively small. Hangers or products are lowered into the fluidized tank where the hot medium (approximately 800F) breaks down the coating, and the scrubbing action of the medium removes any ash. The coating will soften, dissolve, swell, and then fall off, or be washed off. By far the most convenient and quickest method to remove powder coating is to use a burn off or hot strip oven. A powder coating polish has a light abrasive formula that will actually scratch the surface very lightly to “scrape” the stain off of the surface. If you notice remaining spots of the coating, give them a spray with the gasket remover and leave to sit again. What effect will the stripping process have on the hangers and/or parts? Choosing the right media will affect both the speed of coating removal and the profile left on the part’s surface. The powder coating also protects the bollard from damage from the elements, as well as the effects of diluted road de-icing salts. Remove 9000-Liquid Powder Coat Remover/ Dissolver . Your part should be stripped down to the bare metal. Burn-off stripping systems expose the products to be stripped to much higher temperatures, between 1,000-1,200F. Good luck, go slow, be careful, and enjoy your knife! After 10-15 minutes, the powder coating will bubble and peel. Normally these systems are used as inline processes, either directly on the process conveyor or on spur lines operating at up to 6 fpm. I used a bit of goof off in an inconspicuous area inside on the backside of the firewall and it turned the powdercoat grayish. I prefer to use disposable foil that I can wrap up and dispose it at a safe rinsate location at the dump. Thanks for the help. It works best on steel and non-structural aluminum parts. Hot strippers are essentially a caustic bath, kept at about 80°C . T E C H N I C A L D A T A S H E E T  Description Remove 9000-Liquid Powder Coating Remover/ Dissolver is a Non-Methylene Chloride Formula used at Room Temperature to Remove and Dissolve Powder Coating. This method of stripping is more effective on hangers and racks than on products, since the higher temperatures can warp the parts. Fluidized beds are relatively quick at 30-60 minutes but can’t match the speed of thermochemical strippers where racks can be stripped clean in just seconds. We will contact you soon. Use these low-odor fast-acting removers to prepare surfaces for refinishing. Wipe off the gasket remover and loosened powder coating with a disposable rag. Any thoughts and/or ideas fellas? Infrared cure is gaining increased attention from coaters as a result of shorter cure cycles and the possibility of smaller floor space requirements when compared to convection oven curing. The most aggressive blast media will remove the coating the fastest but can leave the roughest profile on the metal’s surface. Highett Metal Pty Ltd Chemical stripping. 283-295 Boundary Rd This alternative to TGIC-based polyester powder coatings offers similar performance and enhanced transfer efficiencies. How fast do you want to strip the coating from the part or hangers? 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