Continue section by section. I am at the limit of film thickness with this top and don't dare apply one more coat. Now, that stated, CV isn't acrylic urethane with respect to its ability to polish perfectly, but it can be polished. Enduro-Var II is a reformulation of our original oil-modified, ambering, water-based topcoat. Question From contributor A: It makes me want to sand it, but that would be disastrous unless I can buff the whole top. The catalyst brings about the cross-linking. As you’ll find out, the buffing process removes a certain amount of finish; if there’s not enough, you’ll go through the finish to the bare wood and have to start all over again. Rubbing Out By Hand Using Traditional Materials. The trick is to “tip off” the wet varnish by lightly dragging the tips of unloaded bristles over it while holding the brush at a steep angle. Then we buff with an abrasive pad. Take some steel wool (ideally, extra-fine-grade so you don’t damage your furniture) and rub the paste on the scratched area. Buff off the excess with a buffing or sanding pad (see below) in the direction of the wood grain. You should be able to use a buffing pad on … There's no need to be hyper careful about not rubbing through the last coat. Spray Presta polish on buffing pad stuff to lubricate the pad. Scale Model Kits. The reason you need the specialized sander/polisher is if you use a normal rotary polisher, you'll get swirl marks. Spread with pad. I think that it is fairly common practice though I am not sure of that. I was hoping a polishing step would blend them in more. Can someone clarify whether the burn in occurs or not, since that is pretty key to rubbing out a finish? Oil-Based Varnish: 2 weeks If you want to play it safe, wait 3-4 weeks for all finishes. In any case, with any conversion varnish, if I apply each subsequent coat within 1-2 hours, I would think the previous coat is young enough that burn in would occur. January 29, 2004, KnowledgeBase: Finishing: General Wood Finishing, KnowledgeBase: Finishing: High Speed Production. M.L. The SW people say they have heard it can be done but do not know the method. You can get this stuff from Jeff Jewitt and several other sources. Hi everybody. Hey Everyone, I have a table that had 1 coat of danish oil put on it 2 years ago. Has anyone had success power buffing conversion varnish (Sherwin Williams)? Greetings to the LTG community. It is more durable, easy to clean, and has elasticity which helps it stay looking great! You need a gear driven random orbit sander (Festool Rotex or the Bosch or Makita equivalents) and you use a hard foam pad (yellow Meguires) and Menzerna coarse brown paste (forgot the number of this stuff, but Jeff probably sells it too; if not Grizzly, does). The first is simply practical; it is nearly impossible to get a perfectly smooth finish no matter how you apply it. The same procedure can be used with modern abrasives, but the general idea is … February 12, 2007, KnowledgeBase: Finishing: General Wood Finishing. The process is called “rubbing out”, and serves the purpose of getting rid of minor imperfections in a surface film finish, such as varnish or lacquer, (sometimes) leveling the finished surface, and establishing a consistent sheen. Attach yellow buffing pads to the rubber backer using the center washer nut, or replace the original pad with a hook-and-loop aftermarket pad. You are trying to knock off any burrs and bumps in the varnish only. If you really want a "perfect" finish, then you need to do this: Sand your finish coat of spar varnish … New member here! Thanks for the help! At least one wb has enough glycol ether solvent and strong wetting agents to make a multi-layer, 100% integrated film thickness that can be rubbed just like solvent lacquer. Brushing is the most common method of applying varnish which can introduce air into the solution or trap dust. Let sit 1-2 minutes. It takes hours to dry properly. Conversion varnish, also called catalyzed varnish, is the most protective and durable finish commonly available to amateurs and small shops. The only thing that bugs me is the satin finish. I figure you need to let it cure for a few days first, but I wanted to make sure I didn't screw up the finish by trying to rub it out and polish it. I generally use pre-cat lacquer and of course don't have any issues, but I was wanting something even more durable and wanted to shoot CV but still be able to rub it out if necessary to create a glass smooth finish. Varnishes of all types are prone to bubbles and different application processes each have their own challenges. I've done it several times. A polisher for rubbing out furniture finishes should have a variable-speed control for slow-speed work that won't overheat your finish. You can rub out all types of film forming finishes, including shellac, lacquer, oil based varnish and polyurethane, waterbased coatings and catalyzed or conversion coatings. Partial burn in is enough. Spray thin coats and wait 2 hours between coats to allow the slower ethers to evaporate. There are commercial systems that can cure a breadbox or a piano by means of a humidity and temperature controlled enclosure, and cure it fast. There are two ways to avoid this problem. Rubbing or Buffing out a Finish: Shake container well. I use this after sanding and hand rubbing lacquer and conversion varnish finishes. Others like the stark white, of a non-varnished seam. The absolute best way is quite unusual. I know that's a copout, but for all my effort, I'm not completely happy with the results. It replaces original Endurovar and is made with more than 70% RENEWABLE RESOURCES formulated from sustainable materials that decrease the carbon footprint and can be used with all of GF's water-based products. This is a large desk with a couple small blemishes that are sticking out. As they work out, they become visible as clouds or streaks, depending on how the coating was sprayed. Conversion varnish is a fast-drying finish that comes in two parts: the finish and an acid catalyst you add to the finish just before spraying. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, A tiny spot repair turns into a blending hassle: how to buff a not-quite-glossy sheen into a conversion varnish coating that is at its mil-thickness limit. Better Durability. Conversion varnish is rarely available in paint stores or home centers. The Guider; Autumn Leaves; Faering Cruiser; Madness Proa; Mbuli Proa; Outrigger Junior You don't need 100% burn in to make a high build, rubbed out piano finish with a wb. Spar varnish is often used on ship decking because it's flexible and water-resistant. It makes me want to sand it, but that would be … Question Typically, bubbles in your varnish are due to three main factors: air, dust, and moisture. Re: Re: Buffing out scratches from the varnish on wood trim Does anyone have an idea about what is the best practice is for buffing out light scratches from the varnish on wood trim pieces? I need a medium rub gloss. It's easy to assume these are "witness lines". I'm almost ready to do something I never do... put some beeswax furniture polish on it and forget it. 2004, KnowledgeBase: Finishing: General wood Finishing, KnowledgeBase: Finishing: General wood Finishing KnowledgeBase. Rubbing or buffing out a finish with a couple small blemishes that are out. 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