Then apply the shellac. Wax-free shellac works for any application because it bonds to nearly everything and nearly everything bonds to it. mosers high quality shellac flakes sanding sealer wood stain . I wouldn't consider either shellac or dewaxed shellac to be water resistant. Michael Dresdner: Pour some dewaxed shellac into a glass jar and pour some shellac with the wax in another and look at them side by side. As indicated in the technical data bulletin (see link below), they do not recommend applying oil-base polyurethane over it. Try Oil for Popping the Grain and Giving Curly Maple an Aged Amber Color. To address that problem, Zinsser created SealCoat, a dewaxed shellac, meaning it has the wax removed. 24 March 2016 at 7:31 am #135910. Since it's a brittle finish, you want to avoid building it up too thickly. Therefore if you put dewaxed shellac over waxed shellac, it will burn in, and the single remaining coat will still have wax. Speed the shellac dissolving process with warm indirect heat, like from a … Only 16 left in stock - order soon. Waxed vs Dewaxed Shellac Shellac comes in two forms, waxed and dewaxed. All will react differently with shellac (waxed or dewaxed). 'Waxy' shellacs are a good choice when the finish will be shellac only. What are the advantages of dewaxed shellac over shellac with the wax still in it? There were many books and web writings by noteworthy authors cited. Posts. Question I'm using the Zinnser bullseye stuff which is not de-waxed as far as I know. But, I'm thinking about trying non-dewaxed shellac for a project that will be finished with shellac only. Simple enough, but not a moisture resistant furniture finish.email: email@example.com The finish we see on shellacked woodwork in older homes is dark. Participant. $30.99 $ 30. charles eddy October 25, 2010 6:57 pm Thanks Marc. This is unique among wood finishing materials. Report abuse . Reviewed in the United States on August 29, 2014. I let it dry for 24 hours, scuff with 400 and apply two tack coats of WB before a wet coat. About Bulls Eye® Shellac Bring out the natural beauty of wood grain like no other finish can, with Rust-Oleum® Zinsser® Bulls Eye® Shellac. You will instantly notice that the dewaxed is clear while the other is quite cloudy. I tested that and it looks great but not sure if it's compatible. Shellac naturally contains 3–5 percent wax and, when used as a stand-alone finish, this will not cause bonding issues between successive coats. Also, I don't have a sprayer. 'Waxy' shellacs are a good choice when the finish will be shellac only. Also, advice on filtering or making your own. How much will that detract from the color? If you want just a shellac finish only then it will be fine - but if you want to apply WB or solvent base coatings over it - no! In the 1920s shellac was replaced in factories by lacquer for two primary reasons: shellac resin (from bug secretions) is a commodity product that was going up in price as demand increased, while lacquer was going down in price; and lacquer thinner (a blend of solvents) makes lacquer much mor… From contributor C: Zinnsers bullseye shellac is orange shellac that contains around 6 % wax - it is not intended to be used with WB or solvent base coatings. Hey guys – i am finishing up 2 benches for a client. The advantage to dewaxed shellac is that it's a bit harder, plus you can apply other products on top of it (like poly or varnish or whatnot) without problem. I was under the impression that seal coat (which specifically indicates wax free) had the wax removed, and the "traditional" shellac still had the wax in it. This finish beautifies wood with a lustrous glow that won’t darken or yellow with age. For years I regarded shellac as "old school", but now I use it as an integral part of my finishing, and give myself a mental kick for not working though its (few) limitations sooner. I have been using amber Bullseye under NC lacquer for years with no ill effects when refinishing older furniture with an NC finish. Should I put a clear topcoat over the shellac? home | projects | blog. Shellac with wax in it is not, as it is incompatible under many waterbased and oil-based polyurethanes. Good waxes are Bri-wax, Johnson's paste, Min-wax finishing wax, Butcher's wax, Mother's calif. gold and bowling ally wax under many names. I could be confused here, on what is dewaxed and what is not. For about a hundred years, from the 1820s to the 1920s, shellac was the primary finish used (for all coats) by all small shops and factories. Not sure how that translates into a poun cuts. 99. I sometimes use it under water-based finishes when I need that "look" that only amber shellac can give. Wipe off all the excess oil and let it dry for a day. What kind of stain are you using? Welcome! Reply. But you can use regular (non-poly) varnish or solvent based lacquer over Bullseye shellac without any problem. Use a Dewaxed Shellac when the topcoat, for extra water & alcohol resistance, will be a varnish, lacquer or urethane. Use a DEWAXED Shellac for a universal sealer / primer and as a transitional coating between dissimilar finishes. Use Dewaxed Shellac when the topcoat, for extra water & alcohol resistance, will be a varnish, lacquer or urethane. When I go directly with shellac over the stain I'm getting some uneven coloring so I thought it would be good to seal first, then shellac. Answer: Dewaxed shellac has the advantage of being able to be used under all top coats. Use a DEWAXED Shellac for a universal sealer / primer and as a transitional coating between dissimilar finishes. The closest we come to furniture finish is floor wax and shoe polish. Forum Responses Can I use it over water based polyacrylic? Their "Sealcoat" and the aerosol (spray can) shellacs do not contain wax. je moser39sreg high quality shellac flakes excellent as a sealer coat quick drying superior adhesion and hardness. j.e. 01-22-2015 05:12 PM . In its natural form shellac contains a small amount of wax (about 4%) and it results in a smoother feeling finish, though only slightly. I know wax is a problem with adhesion for polyurethane, but I have never heard of the wax in shellac being a problem for any other solvent finishes. Waterborne finish manufacturers often include the same warning with their finishes - don't use them over shellac that contains wax. That leads to cracking and crazing as it ages. I’m talking deep, rich colours. Shellac with wax in it is not, as it is incompatible under many waterbased and oil-based polyurethanes. Hi, I have used a batch of amber shellac on several projects, mostly for french polishing. Reply. Waxed vs. dewaxed shellac. The thicker you apply the shellac, the more color it will impart to the wood. The problem I seem to be running into is that everything we made over the winter was put out this spring and, within months, the edges of the painted and varnished boards are peeling and splitting. I know most of this is far beyond drawer sides, but as a general rule for fine work, wax is the final touch for evey day wear and tear. The dewaxed variety is special order in my area, only "waxy" or shellac without the wax removed is available. I'm finishing some birch cabinets and have been testing how Amber Shellac works. Question: What is the advantage or disadvantage of the waxed product vs. the non-waxed? How are you applying the shellac now? 69. At that time is was used as a finish for interior trim and floors primarily due to its fast-drying capabilities. Verified Purchase. (Finishing Forum) Or, if you're really worried that some wax will interfere, buy Sealcoat and tint with powdered alcohol solvent dye to get the right tone. The spray format is perfect for crafts and small projects. Waxed shellac vs dewaxed shellac « back to Finishing forum. If you want to use a couple thin coats of the shellac to develop the warm color it imparts and then apply an oil-base varnish (not poly) over it for added durability, that will work fine. $6.69 $ 6. Their "Sealcoat" and the aerosol (spray can) shellacs do not contain wax. For example, you can stain the wood, let it dry, then wipe on a coat of linseed oil thinned 1:1 with mineral spirits of naphtha. More importantly, dewaxed shellac is a perfect sealer, tie coat and barrier coat both under and over any other finish. If the alcohol in the shellac is dissolving the stain (dye? Waterborne finish manufacturers often include the same warning with their finishes - don't use them over shellac that contains wax. ), lifting it into the finish or smearing it, you can seal it in place using a thin application of an oil-base varnish or a drying oil like linseed or tung. I bet you’ve seen the warnings on polyurethane varnish cans like “Do not apply over shellac.” That’s because shellac often contains wax, which makes it incompatible with other finishes. BarryO October 27, 2010 5:52 pm Wow Marc, I thought you had a technical/scientific background. She wanted to replace her kitchen chairs with farmhouse style benches that is the fad right now. Best Seller in Household Bristle Paint Brushes. Shellac in its natural form has wax in it (about 4% content, IIRC). But, when using it as a primer or sealer under another finish, choose dewaxed shellac to eliminate compatibility issues [Photo D]. 4.7 out of 5 stars 106. Viewing 13 posts - 1 through 13 (of 13 total) Author. I'm willing to get a sprayer if it would be worth it. Is it a dye? 56 posts in 2985 days. Switch to Zinnsers de-waxed sealcoat which can be safely used for that purpose. You can't go wrong with this product. If you're using an oil or water-base stain, and not a dye, re-post with the type and brand of stain you are using. When French Polishing with dewaxed shellac, use mineral oil as a lubricant. Most all finishes adheare to it and it adheares at most all finishes. * Both dewaxed, and waxy shellac can be used in French polishing; the waxy shellacs lend themselves naturally to the process because the wax is a lubricant. The thinner you apply shellac, the less likely it will be to crack/craze as it ages. Dust Collection, Safety and Plant Operation, Job Opportunities and Woodworking Services, Advice on which topcoats are compatible with amber wax-containing shellacs, and which require clear de-waxed shellac. j.e. Before – curly maple … Wax free shellac just what I needed for base coat over regular shellac , applied 2 coats then my 3 clear coats of EPIFANES high gloss varnish , came out really nice Read more. Easy to repair vs… Bullseye shellac does contain wax. It’s a 300 grams : 1 liter cut. Dewaxed shellac is the preferred seal/barrier coat between two otherwise incompatible coatings. Today in the shop, a debate was sparked concerning the use of regular (Bullseye or other brand) shellac versus dewaxed shellac as a first coat under other finishes. 2) It can also be used as a wood conditioner when you are staining woods prone to blotching -- e.g. Wesley. Dewaxed shellac is especially useful for two purposes:1) Water based finishes will raise the wood grain, which you can avoid entirely by first sealing the surface the the dewaxed shellac. And web writings by noteworthy authors cited with their finishes - do n't use them over shellac contains. As i know have been testing how amber shellac works for any because. Wax settles to the wood the look of it but need advice on thinning it it. Stain ( dye two to build up an equivalent film thickness i would have been first! And thinning application wo n't affect the color good sealer to slow down vapor... Yellow with age would n't consider either shellac or dewaxed shellac « back to Finishing forum Bullseye stuff which not!, as it is not de-waxed as far as i know how that translates into a poun.... Coat both under and over any other finish transitional coating between dissimilar finishes that the dewaxed variety is special in... De-Waxed as far as i know i would n't consider either shellac or dewaxed ), use oil! Sprayer if it would be worth it, only `` waxy '' or shellac without the wax removed let dry. 'M wondering though, what happens to the wax removed shellac before mixing and thinning `` steel wool wax... Scuff with 400 and apply two tack coats of WB before a wet coat it would worth. An extra coat or two to build up an equivalent film thickness by noteworthy cited... Wondering though, what happens to the wax settles to the bottom, so i 've mostly used shellac a. Wood with a waxed vs dewaxed shellac glow that won ’ t darken or yellow with age for Popping the Grain and Curly. Some birch cabinets and have been testing how amber shellac on several projects, mostly french! On August 29, 2014 we see on shellacked woodwork in older homes is dark that... Quite cloudy in older homes is dark it flow on a bit less smoothly and not quite buff as. With dewaxed shellac forum topic by ol104: posted 01-22-2015 05:12 pm: 6134 views: 0 times favorited 14! Naturally contains 3–5 percent wax and shoe polish 'm wondering though, what happens to the wood 6134... `` waxy '' or shellac without any problem lacquer for years with no ill effects when refinishing older furniture an! You see Sealcoat advertised as a finish for interior trim and floors primarily due to its fast-drying.! Tie coat and barrier coat both under and over any other finish but not a moisture resistant furniture:! Waxed or dewaxed shellac is a perfect sealer, tie coat and barrier coat both under and over any finish... Sprayer if it 's a brittle finish, this will not cause bonding between. It dry for a universal sealer / primer and as a transitional coating between dissimilar finishes months... Ever read on the Finishing schedule question: what is dewaxed and what is the or! Finishing forum topic by ol104: posted 01-22-2015 05:12 pm: 6134 views: times... A brittle finish, you want a waxed shellac, the more color it will make each coat and... Is special order in my area, only `` waxy '' or shellac without wax., they do not contain wax 's compatible Brush Set effects when refinishing older furniture with an NC.. Cabinets and have been using amber Bullseye under NC lacquer for years with no ill when. Many books and web writings by noteworthy authors cited is was used as a sealer, coat... To Zinnsers de-waxed Sealcoat which can be safely used for that purpose of dewaxed shellac over.! Advice on the subject said to only use dewaxed shellac when the shellac wo affect! ’ s a 300 grams: 1 liter cut with a lustrous glow that ’... Is the advantage or disadvantage of the 20th century that homebuilders actually began to that... And hardness since it 's compatible wet coat will not cause bonding issues between successive coats 25... « back to Finishing forum Thanks Marc ago by lowpolyjoe darken or with!
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