Covid-19; About AG Woodcare; Contact Us; UK Postage Info; International Postage Info; Our … This finish has the same general properties of nitrocellulose lacquer, except it … Game Info; Share; More Games Now, according to the relevant PDS's, applying the CAB at the higher wet mils is supposed to yield a slightly higher build once the coat has dried. Sorry for the essay and # of questions - but you seem to be the first person other than the rep at the industrial store I use that know about a lot of this - and you may know more than him ;). Become an UNLIMITED member and get it all: searchable online archive of every issue, how-to videos, Complete Illustrated Guide to Woodworking digital series, print magazine, e-newsletter, and more. For the C.V. you are using, the listed recommended solvents can be arrayed from hottest (fastest) to coldest (slowest) in terms of how many minutes each takes to flash: toluene (4), butyl acetate (8), xylene (11), MAK (25) and high-flash naphtha (40) - (these are all listed in the front of the commercial coatings guide I mentioned). But my experience is with only one kitchen. I have a copy of the official S.W. I think that once catalysed the pot life is 30 minutes, or something like that. Of course "repair" is a hugely vague term because it very much depends on what kind of damage needs fixing and what your experience level is. UNLIMITED Membership is like taking a master class in woodworking for less than $10 a month. I like to blend a "hot" solvent with a "cold" solvent rather than use a middle-of-the-road solvent or solvent blend. Thanks again for your time! If you ever have problems that you can't seem to narrow down then try switching to the sealer that uses the same catalyst and see if that cures it. HOME. So I don't see any inherent problems with you laying it on as heavy as you have. If I made my living doing kitchens, I would definitely become proficient with it and wouldn't hesitate to use it over CAB-Acrylic. Our biweekly podcast allows editors, authors, and special guests to answer your woodworking questions and connect with the online woodworking community. Catilysed lacquer and Pre Cat are very close but they will yellow a little; enough to be noticed on a unstained light wood. If you can talk them into it, you might try asking for a copy of the S.W. : it is best applied by spray equipment, diluted with regular lacquer thinner to obtain the ideal spraying viscosity, and it is fast-drying. Coatings Guide. I REALLY dislike yellow maple. First let me preface that I spray with a pressure gun set at 35 psi for SW vinyl sealer and CAB acrylic lacquer. I see the source of confusion now. My can definitely has V84 F82 printed on the label. It's Super KEMVAR "M" T77F48, which is a Vinyl/Alkyd hybrid rather than a modified Alkyd which the varnish you are using has. I love pale, blond maple. For example, there are several companies that make shellac-based repair products which will work on most any finish. hello all, I normally lurk over @ breaktime, but I figgrd I’d tap the wealth over here if y’all don’t mind. Plus, in my experience it takes too many coats of the thinner sealer reduction to get enough build to prevent burning through into the stain on jobs where I'm staining. Also if you have not used the Conversion Varnish for solid colour jobs, you will be amazed. I like the fact that I can spray 1 coat of vinyl sealer and 1 coat of CV and the wood looks like it has had a zillion coats of nitro. I will definitely try to get a copy of that next time I am in the industrial store. Whereas precat lacquer's shelflife is measured in months. For that task it works as well as anything I've ever seen, and better than all but shellac. Now venturing into the pre-catalyzed realm for the sake of durability. If I get it light enough I can go over every thing with 320 and get a perfect surface for the top coat. Of course he was sanding it way, way back, so he wasn't ending up with a super high build. It is V84 F 82. I just started spraying Sherwin Williams CAB Acrylic lacquer. I'm using gives up a little durability compared to the regular stuff. We have created these special content collections organized to give you a deep dive into a range of topics that matter. When all he could find was Acrylic lacquer he began using it. I have bee told not to polish a satin finish. I've used all manner of spray equipment from a very cheap Home Depot standard high pressure gun with suction feed to … I haven't had to (yet). I don't think that I will use the sealer any more just to avoid buying two different products. I like conversion varnish because it has a longer shelf life than PreCat. By the way, here is a link to the product data sheet for the CV I am using from the SW web site: http://www2.sherwin-williams.com/chemicalCoatings/datapages/CC-F24.pdf, Now, if I may, I would like to ask you a few questions about the CAB Laquer: (because I have never given it a try). Find out more about our product solutions today. UNLIMITED membership - Get access to it all. vinyl conversion varnish I use, which is not the same as the vinyl sealer or another vinyl conversion varnish they make, has the longest pot life of any of their conversion varnishes at 5 days after being catalyzed. Kevin, I never knew any of those others existed. I'm not at all surprised that your local S.W. Sounds like I am using a good system. I finish about one large project a month, maybe a month and a half. Robi,It is strange that you've had no problems on solid wood and on 1/4" ply, only on 3/4" ply.I have used Sherwood CAB Acrylic lacquer and its companion high-solids sanding sealer for years and I think it's great. • For exterior and interior applications on wood, metal and most other receptive surfaces where good durability and non-yellowing characteristics are required. No durability problems to speak of. Great Savings Free Delivery / Collection on many items As Mike said, I always aim for a perfect finish also. A fast drying clear acrylic lacquer for exterior and interior applications on wood, metal and other substrates. CONTACT. But my experience is with only one kitchen. CAB acrylic lacquer over a vinyl sealer actually meets AWI requirements for water resistance, where the CAB acrylic won't meet them on its own. First of all, thanks for an informative, in depth answer to my questions. But I've just recently (read: earlier this week) started switching back over to Sherwin Williams' new high-build precat. optimum adhesion and … The most widely used of these products is called CAB-acrylic lacquer, made with cellulose acetate butyrate and acrylic resins. Skip to content. Lenmar ® CAB/Acrylic Finishes Ultra UniLaq ® CAB Clear Lacquer products are unique cellulose acetate butyrate (CAB) lacquers designed for woodworkers who demand ultimate clarity found only in a true non-yellowing solvent-borne lacquer. When working with a new finish I'll typically start with a 50/50 blend and then go from there based on how the finish material is behaving on the wood. Use steam to create strong, curved parts with continuous grain. Commercial Coatings Guide. Or, get everything with UNLIMITED, including 40+ years of the online archive. They've come out with a hybrid nitro/vinyl sealer which is supposed to sand better on shorter timelines, but my experience is that even that doesn't sand well at the specified dry times. Commercial Coatings guide which is a collection of product data sheets for all of their commercial coatings materials along with a bunch of other stuff. CLEAR-SHIELD Water White Lacquer. CHARACTERISTICS ; Gloss: Gloss 78-85 units . Mohawk CAB (Cellulose Acetate Butyrate) Acrylic Topcoat is a 275 VOC maximum compliant, self-sealing coating that provides a clear, non-yellowing film that is perfect to topcoat interior wood surfaces. Keep out of reach of children and always read label … conversion varnish on and then letting it cure out for 24 hours before proceeding with sanding it. As for the vinyl sealer, here is how I came about using it: I started off on the advice of the local SW guy using the CV as a self sealer, just thinning the first coat down about 15-20%. Cab-acrylic lacquer is made from plastic resin similar to plexiglass. It seems like that first coat raises the grain ever so slightly, and the CV is so tough, even thinned down, that it makes it harder to sand smooth. He simply doesn't know what he's talking about! I only catalyse one pot at a time. What do you think I should use? So I could switch vinyl sealers if I had to - but now I have a ton of the different catalyst. Otherwise, I'd just keep doing what you're doing. AL has a 1 to 1 mixing ratio, 1 part AL Paint Color to 1 part of Medium or Slow Drying Thinner. But if I got comfortable with it, I think I would use only catalyzed in a kitchen or any other environment where durability is the first consideration. As for the sanding, I find the vinyl sealer dries faster (shorter) to sand, and clogs the paper much less than using the CV as a self sealing system. He was putting on much heavier coats than the PDS recommends and never had a problem, other than that the finish took a long time to cure out. They also make a Super KEMVAR "C" Vinyl C.V. which I have used a few times. I use CAB-Acrylic for all my lacquer finishing. products are being discussed here. PRODUCTS. Single part lacquers are known a pre-cat a . I thin it so it sands easier. though I havent tried when using the CV as a self sealer.Pardon my spelling. The purpose was to get a totally filled finish. That said, I have no idea about water resistance coming from underneath. If it's the compliant water white C.V. then it would be F 87. Precatalyzed Lacquers. Of course it is not cheap either!Pardon my spelling. What ever is left over (not catalysed) will last for a year. It's really easy to use, although you have to do a test pass on something other than a finished product because using the guage involves placing it in a wet finish film which obviously would mar a finished product. I consider the fact that repair will be easy if I ever have to do it a plus. Acrylic lacquer vs. nitrocellulose lacquer. I really appreciate the time you took. I do on occasion get a some little flecks of trash that settle in it. They're roughly comparable as far as dry times go. If you're going to restore a vintage handplane, the best place to start is by knowing what all of the parts are, and what they do. I will agree with Mike (mudman) on this one. I have sealed under lacquer with both the vinyl sealer and sealcoat (shellac). That way I just have one pot and one reduction schedule. T67F5 is a high build vinyl sealer, and it uses the same catalyst as the CV. I did notice about 6 months back they printed a slightly different label for the 1 gal cans. What made me think that the sealer had to have the same catalyst is that the vinyl/alkyd C.V. that I use can only be used over one particular vinyl sealer and that sealer happens to use the same catalyst as the C.V.... and I drew what seemed to be a logical conclussion. But if you don't need it to be easier to repair then I would say stick with what you've got. My hunch is that he's well aware of vinyl's truly great adhesion properties and never bothered to educate himself on the self-sealing aspect of the conversion varnish. My gun has a 1.7mm tip. It seems like the thicker coats would be harder to level. Ultimately it all comes down to organic chemistry. So I quite using vinyl sealers several years ago and now just use the finish as a self-sealing system. Provides a good protective system for Farglo Fluorescent Paint. The UK's Online Wood Finishing Expert Store. I love pale, blond maple. I have found CAB-Acrylic to be a little more durable than Nitro-cellulose. You probably can't get less than a gallon. If it wasn't my idea it can't be a good one. SHADE CHARTS. But you are right, the PDS for the C.V. you are using does list a bunch of acceptable sealers and they don't all use the same catalyst. That guy seemed way more knowledgeable about the chemical coatings. The big downside to conversion varnish is that it has a pot life measured in days once it's been catalyzed. Catalyzed lacquers consist of both pre- and post-catalyzed versions. Is durable and non-yellowing 's adhesion promoting properties cab acrylic lacquer uk an episode of `` Soap '' ; ) all a... Get an automotive quality finish with that stuff this means is that it 's just vinyl without sealer. Kirn and others love nitrocellulose lacquer on light colors & liked the end of cab acrylic lacquer uk solvent,... Guitars, cars, tables, and better than all but shellac drying Thinner it an extremely handy reference with... 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