This is a large desk with a couple small blemishes that are sticking out. I use Crystal Varnish, too, and it seems to set-up quicker and with less dust than the others. Let sit 1-2 minutes. There are two ways to avoid this problem. Others like the stark white, of a non-varnished seam. Mist buffing pad with Presta lubricating material when it gets too dry. I am at the limit of film thickness with this top and don't dare apply one more coat. Conversion varnish, also called catalyzed varnish, is the most protective and durable finish commonly available to amateurs and small shops. How to Use Rubbing Compound on Spar Varnish. You don't need 100% burn in to make a high build, rubbed out piano finish with a wb. Follow this up with a foam pad (blue or green work nice, but orange or yellow are fine as well) with Menzerna paste 16. I was hoping a polishing step would blend them in more. Tip off a coat right after applying it and then, as you move forward, monitor previous areas for imperfections, tipping them off again as necessary. I know that's a copout, but for all my effort, I'm not completely happy with the results. I have carved and filled and it's leaving an irregular spot which needs to be blended. The overall look is nice, but the combination of the black dye stain under all that CV is giving a milky look to the film. Buffing can create a glass-smooth finish, even after polyurethane has been applied not-too-well with nothing more than a brush in an ordinary home workshop. Does anyone know if I can apply a wiping varnish like waterlox over the danish oil? Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Can the same method be used as for pre-cat lacquers? I have a few small scratches on the wood surrounding the shift gate (not the wood on the shift gate) from wiping off some silicone overspray. When compared to basic home lacquer paint; conversion varnish wins in durability. Apply a quarter-sized dab of polish to sand one section. Brushing is the most common method of applying varnish which can introduce air into the solution or trap dust. Campbell's EnviroVar™ formaldehyde free, amino-alkyd, post-catalyzed conversion varnish is a self-sealing system that applies and sands easily. Now, that stated, CV isn't acrylic urethane with respect to its ability to polish perfectly, but it can be polished. (Finishing Forum) Wipe on a thin, even coat with a clean cloth. 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. 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. These gylcol ethers can become embedded deep inside the film thickness, and become visible as they slowly work themselves up and out of the coating. Can someone clarify whether the burn in occurs or not, since that is pretty key to rubbing out a finish? You should be able to use a buffing pad on … Spray thin coats and wait 2 hours between coats to allow the slower ethers to evaporate. As is the case with virtu­ally all finishes, several thin coats are preferable to fewer thick coats. The only finishes with a better rating for over all durability (according to AWI) are catalyzed polyurethane, polyester and polyester/polyurethane hybrids. When you want the best and longest lasting finish conversion varnish delivers. Enduro-Var II is a reformulation of our original oil-modified, ambering, water-based topcoat. To rub out scratches on the surface of a wood table, make a paste with mineral oil and pumice (in powder form, which you can grab from a hardware store). The orbital design of the Rotex cancels these out. Rubbing Out By Hand Using Traditional Materials. It is more durable, easy to clean, and has elasticity which helps it stay looking great! This will accelerate the removal of the solvents. I need a medium rub gloss. Post subject: Buffing out varnish blems. In industry it is often used on office furniture and kitchen cabinets. I know auto finishes are harder than CV, so why wouldn't CV buff? Or is there a better finish for a dining table? Rubbing or Buffing out a Finish: Shake container well. Woodworking wax has been used to complete projects for centuries. It makes me want to sand it, but that would be disastrous unless I can buff the whole top. Buffing Tools: Norton Abrasives, Yellow Block Apparently they have gotten "fantastic results when rubbed out" as long as it is done within 3 days. It makes me want to sand it, but that would be … After the final coat dries for 48 hours or more, we wet sand it with water and 400 grit sandpaper. I think that it is fairly common practice though I am not sure of that. Are there any issues with rubbing out conversion varnish in the same way you rub out pre-cat lacquers? Apparently they have gotten "fantastic results when rubbed out" as long as it is done within 3 days. Conversion varnish or catalyzed lacquer sprays the same way. 0 How To Use Wax Finish on Wood. Rubbing out a finish using traditional materials like wet/dry papers, pumice and rottenstone is straightforward and easy to do without an investment in materials. Then we buff with an abrasive pad. Forum Responses Spray Presta polish on buffing pad stuff to lubricate the pad. That's my reason for wanting to try this buffing. The SW people say they have heard it can be done but do not know the method. Partial burn in is enough. It's easy to assume these are "witness lines". After that it gets too hard (so I was told). The first is simply practical; it is nearly impossible to get a perfectly smooth finish no matter how you apply it. ColorTone Buffing Compounds remove more scratches than automotive compounds (the industry standard), and were specifically designed and tested to achieve the stunning mirror finishes found on high-end guitars, mandolins, and other musical instruments. You can purchase wax in paste, liquid and solid stick forms and there are even a wide range of colors to choose from. If you end up with streaks, and they aren't real witness lines, then you can just wait for the solvents to come out, or subject the entire object to warm circulating air. Typically, bubbles in your varnish are due to three main factors: air, dust, and moisture. If you really want a "perfect" finish, then you need to do this: Sand your finish coat of spar varnish … You are trying to knock off any burrs and bumps in the varnish only. Question Skerry Scale Model; Wherry Scale Model; Dory Scale Model; Pro Kits. Wipe it off with a damp paper towel, then buff with a dry one. M.L. How To Use Wax Finish on Wood. You can also subject the dry-to-touch surface to warm, circulating air. Posted: 03 Jan 2011, 14:31 • #1 . In the photo below, you can see what we are looking for when buffing. I've built up a pretty nice nitro finish on my padauk and old growth fir concert uke, but it's got a little orange peel, and some areas dusted by over-spray, both of which need to be rubbed out. A polisher for rubbing out furniture finishes should have a variable-speed control for slow-speed work that won't overheat your finish. 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. Buffing spar varnish is not a good idea. The finish is supplied in two parts: the finish itself, and … This leaves a nice satin sheen and is fairly goof-proof, which most other methods aren't. 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. Better Durability. 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. Some like the slightly ambered effect of varnish over the seams. Spar varnish is often used on ship decking because it's flexible and water-resistant. 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? 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. This removes the high spots, the embedded dust, the laps, etc. You can get this stuff from Jeff Jewitt and several other sources. Greetings to the LTG community. Once the **varnish has dried and cured for a few days (depending on the varnish you use), you can rub out the finish. I recently bought an Oxnard M-20 (regular mahogany, not sunburst). So we “rub out” the final coat to make it smooth and flat. What I can tell you is that AWI rates conversion varnish very high across the board. It is water borne and low VOC (at least the ones I have seen) but has many of the finish characteristics of a classic Conversion Varnish such as high resistance to chemicals. 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. Master Guide: Joined: 04/15/08 Posts: 904 Location: Salisbury, England: One of the joys of being our cat's currently tolerated custodian is the occasional stray bit of fur in curing varnish. Since finishes can differ dramatically from brand to brand and formulation to formulation and environmental conditions also play a role, you’ll want to err on the side of caution giving the … Use a twisted wool pad to start and Menzerna's 2L paste. The absolute best way is quite unusual. It's too soft and will make a mess of your varnish job. The two small spots I worked on with a razor today and they are fairly level and not looking too bad. The reason you need the specialized sander/polisher is if you use a normal rotary polisher, you'll get swirl marks. However, they also have a new water clear catalyzed product called Ultra Solids and it is a finish that will burn in and is as durable and hard as conversion varnish. Take some steel wool (ideally, extra-fine-grade so you don’t damage your furniture) and rub the paste on the scratched area. I've done some reading on the subject, and it looks like I can go with a micro mesh and polish, or a foam buffer on my drill press along with buffing compound. There's no need to be hyper careful about not rubbing through the last coat. 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. The only thing that bugs me is the satin finish. Yes, it's possible. Has anyone had success power buffing conversion varnish (Sherwin Williams)? This is a large desk with a couple small blemishes that are sticking out. 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