Personally, I like to stay in the range of 320-360 which is a good grit to paint over. You've gained UV resistance probably, but you've decreased chip resistance. Without the extra layer, paint can peel away and eventually lead to rust. I have to plan on wet sanding and polishing, as I'm no pro and I can't lay it perfectly from the gun. Typically you wouldn't clear coat a single stage paint. It will look as deep as white can look. FWIW I never clear coat over a solid, non metallic paint, even on my high dollar builds. When it is dry, wet sand it with 1000 grit and clearcoat it. Single-stage paint is permeable, unlike a two-stage clear-coat system where the paint is effectively sealed. The problem that might occur with putting clear coat over single stage paint is you might exceed the maximum recommended thickness of both paints. Modern paints are two-stage, meaning they use a base color coat which is then topped with a clear coat to provide gloss and protection. Adding clear into the final coat or two of color will significantly increase the gloss and provide increased durability. That can go on the bottom of a boat, or a plane, we can use our HI Impact clear, and that's called Duraflint 2. My questions are: Can I spray a base coat / clear coat over a single stage? Prepping your existing paint job. ... oils, or other contaminants prevent the sealant from bonding with the paint. The practical differences between single stage paints and a clear coat paints I've worked on hundreds of cars with single stage paints as well as conducted a number of extreme makeovers where the project car had single stage paint and below I'll outline some of the practical differences between single stage paints and clear coat paints. The clear coat of urethane supplies the acrylic enamel paint with a buffer between the paint and the elements. If it's a single stage type urethane, there's no advantage (at least that I can see) that clearing will give, it's already got the same UV protection as clear. All surfaces are cleaned, sanded, primered and ready to go. The “Scuff and Shoot” custom paint job: This article tells you basically what you need to do if your paint is already in good condition, but you want to add a special effect pigment custom paint over existing paint. Doing so also makes color sanding of metallics easier. Whatever you decide to do with it, congrats! Painting: Single Stage now, cover with base coat / clear coat later? No clear, just make sure there is enough paint on there to color sand and buff it. Aerosol or rattle-can paint gets a bad rap from the collector car cadre. LEA remember it.. The clear coat on top of single stage- which has its own UV inhibitors in addition to the clear , integrates very well with the single stage, and will not fail by delamination. A clear coat protects and prevents damage to the paint. Rick. With the higher end (at least higher end for them) I have never had any problem with yellowing. 66 American SW, 66 American 2dr, 82 J10, 70 Hornet, Pound, Va. Most single stage paints can be clearcoated as long as an activator or hardner was used in the paint. If you are spraying clear over old paint, or redoing damaged clear coat on a project, the prep is the same as for any other paint: Wet sand smooth, feathering the edges of any old clear coat. You can actually go even more coarser if you’re doing a single stage enamel. If not over time the primer will crack under your paint then you have a bigger problem. If this is not going to be a show car and is a daily driver i would not worry about sanding after every coat. Clearing over a single stage can be a big problem. Your car’s clear coat does a marvelous job of this on its own. Many auto enthusiasts who want to learn about auto body repair seem to think that …just because the clear coat on their paint job is peeling or faded, they could just sand the old clear off and re-clear the panel with new clear. If you spray an enamel SS you will need a enamel clear. You can spray clearcoat over single stage paint as long as you used a catalyst in the paint and allowed it to dry. I feel sanding in 600 is about the limit (fineness) I'll want to clear over for a reclear. Any amount of Eastwood's 2:1 European Clear may be mixed into the single-stage paint, as they are completely compatible. Especially when talking about vertical panels. Applying clear coat products are the first defense to your car exterior. Clear over the top of single stage does give you a coat of paint that is better for cutting and rubbing than the color coat because you won’t affect the color. We do this because we have proved that it makes single stages incredibly glossy, they look they they have been clearcoated, they cut and buff like clearcoats too. Insufficient film thickness: If the final coat of single-stage paint or a clearcoat is applied too thinly, finished paint film will not exhibit full gloss potential. 0 0. How to custom paint over existing paint. I really wouldn't suggest it if you can get away from it... Kirker, Summit and Eastwood offer a low end and a higher end paint systems. Chip resistance is pretty important on the front of a hood. 1 decade ago. If it is a show car then by all means do it becacuse it will tell you where you high and low spots are so you can build them up or make it even. Just got to mist the first few coats. If you want a 20 year paint system. Is it best to use a urethane BC/CC if I am spraying over an acrylic urethane SS? Just remember to properly prep the surface to ensure adhesion before you shoot the clear on. Also, be sure to take your time and apply the paint evenly to prevent warped looks. Basically, this causes deterioration over time to the structure of the body. Yes, you can clearcoat single stage, but keep in mind, your ducktail will be a little glossier and a little darker than the single stage areas depending on how many coats you lay. Single stage paints have the color and gloss mixed in together, and this type was the standard up until about 20 years ago (although you’ll still find the occasional car newer than that with single stage paint). A bonus tip for the serious experimenters - if you’re totally dissatisfied with your dull single stage paint after you complete your home shop job, you can in fact shoot a clear coat over single stage paint and improve the shine. For this reason, oils can leach out of single-stage paint over time, especially if the paint is poorly cared for. If you are doing a smaller area of painting though or an area that is hard to see, then you can get away with painting over the clear coat if you do it right. Most single stages have some type of clear coat that can be put over it. When a car is painted with acrylic enamel, a clear coat is applied over the paint. Then, wipe with a tack cloth to remove any dust. But using a premixed factory match color in an aerosol can is a viable way for the do-it-yourselfer to finish up scratches, rust outs, color-match spoilers and trim, or go for the 1980s-perfect monochrome Euro look from wiper arms and mouldings out to the wheel centers.