Thinning by about 10-20% will make brushing significantly easier. Such as: clean up, thinning, etc. IF you are over dipping a fully cured rod you will need to carefully rough up the old varnish as you will have adherence problems with the old cured varnish as there is nothing for the new finish to "grip" on. the contents of the diluted can - which has 50% (or more) empty/air head space, have the nasty habit of skinning over, clumping, generally getting nasty and unusable. Very little water makes a much bigger difference than lacquer thinner in lacquer. OLD MASTERS 74501 Water-Based Spar Urethane. There is a myth that thinning the first coat will cause the polyto adhere more completely. A thin application is required to prevent drips. It contains UV blockers to reduce the sun's graying and fading effects. Share Followers 0. What you want to use is an interior rated marine varnish (never poly varnish). Measure urethane paint thinner based on your ideal thinning ratio. You also use it for cleaning your brushes and spray equipment. Contains UV blockers to reduce the sun's graying and fading effects. Make sure that you're sanding in one area and painting in another, as the dust will get into the fi 19 posts in 3932 days . .PRODUCTS . Asked By: Asensi San Martin | Last Updated: 28th April, 2020. I’m concerned about bubbles in the finish, would thinning help? $86.76 $ 86. Category: sports surfing and bodyboarding. That's why you should always apply a barrier coat of dewaxed shellac to seal oil-based stain. Spar Vanish and Thinning - posted in Bamboo Rods - General: I have been having peeling trouble with Helmsman spar urethane and decided to upgrade to marine Z-spar vanish. Thinning Spar varnish? I used 2 coats. $99.99 $ 99. 76. It is NOT recommended for decks or high traffic areas, siding, or rough-sawn surfaces. Reply. For wraps I usually don't thin either spar urethane or regular spar. 99. Thinner for spray applications of one-component primers, paints and varnishes. What things should I know before trying this? Much luck--cd Reply to Carlton Duke. United States. These days, a spar urethane finish is applied to many different wood features, interior and exterior. Minwax® Water Based Helmsman® Spar Urethane is a crystal clear, water-based finish that is specially formulated to protect wood against nature's toughest conditions. Notify me about replies to my post Post Reply B. Helmsman Spar Urethane is a durable, clear urethane topcoat for maintaining outdoor wood. Have any of you tried spraying spar varnish with a hvlp gun? Canada. Oil and water don't mix. Thinning Spar Varnish « back to Woodworking Skill Share forum. The surface gets ready for usage after 24 hours. It dries slowly enough that you end up with a sticky mess from the over spray. Water-based spar urethane has easy cleanup, less fumes and dries in a short time period. The problem with water is that it has a high surface tension, so it might not improve flow-out at all. 05-09-2010 02:27 PM . Canewrap Bamboo Fanatic Posts: 2063 Joined: 12/08/03 00:00 Location: Huntsville, AL. You can thin water-based finishes with water to improve atomization, but the thinning is different than with lacquer. josephbert 0 Posted June 1, 2011. josephbert . I put the Z-spar varnish in my dip tube (unthinned) and did my first dip on a rod I am building and put it in my drying cabinet which maintains a temperature about 90°F with very low humidity. Popular; Trending; About Us; Asked by: Juris Dubensky asked in category: General Last Updated: 1st March, 2020 Can I thin Helmsman Spar Urethane? So try 5 percent or so at first and see how this works. And thinning even further would allow you to spray via HVLP, but that's definitely not my favorite way to apply an oil-based varnish. I do heat in a hot water bath, though, which improves flow and penetration. Thinning lacquer Lacquer thinner is the thinner for any type of lacquer, whether for a nitrocellulose brushing lacquer, or a nitrocellulose, CAB-acrylic, or catalyzed spray lacquer. Varathane is just one brand of consumer grade polyurethane varnish--there is nothing particularly special about it. posted 13 years ago. From oil to water-based, there's a finish for every project. I've never sprayed any oil based product through it though. 4.5/5 (456 Views . You don't really want to spray any oil based varnish. This product is ideal for use on railings, fences, patio furniture, house and trim. Question I have a customer who has specifically requested a sprayed polyurethane finish. Spar varnish is applied to a surface with a soft white bristle brush. Its improved formula can be recoated in 25% less time and contains over 100% more UV blockers than the original Helms-man Spar Urethane. Get it as soon as Tue, Feb 2. I have used Helsman Spar urethane with good success, where are the bad reviews. Never use a tack clothto dust the poly surface. Second, and on the opposite side, thinning varnish can be helpful in reducing or eliminating brush marks with varnish, especially after the first coat when you’re building a thickness. subsequently have thinned the Minwax urethane with generic paint thinner - using a metal quart container for the diluted mix. What would be the best type of thinner & ratio for 1 US gal. It's also waterproof and the most durable finish you can put on a wood project. X. Question for the wood Jedis. I used minwax quick drying polyurethane to topcoat a dining room table. Reply to this topic; Start new topic; Recommended Posts. It’s a more complex product, as it’s made up of a variety of solvents and alcohols, such as acetone, toulene, xylene, ethanol and methanol. When you want to apply several coats of urethane, you need to sand between each to help the next coat stick. Water-based poly can have adhesion problems when applied over an oil-based stain that's not thoroughly cured. Spar urethane is so easy to use and gives such a nice finish I'm tempted to use it on all the light fly rods that I build but I have my doubts as to how durable it is. Top. Forms a protective barrier against rain and moisture. This is not true with oil because all the excess oil has to be wiped off before it dries. Epifanes N.A. This is a myth and all that the extra thinning doesis make you have to apply another coat. Minwax 710520000 Water Based Helmsman Spar Urethane, gallon, Satin. Only 3 left in stock - order soon. FREE Shipping. Thinning Spar varnish? For the dip tube, I thin spar urethane with Naphtha and regular spar with artist grade turpentine. These cloths contain chemicals that react with thepoly. Spar urethane is named after the sailboat spar because this waterproof wood finish was initially made for use on boats. I have a rockler 1000 hvlp system that i was thinking of using. The reaction stops the poly from adhering as well. Varathane® Oil-Based Spar Urethane is an oil-modified polyurethane designed to provide excellent protection from UV light and weather. Im Building Some New Cabinets And Was Wondering If Anyone Has Ever Trie Spraying Minwax Spar Urethane? Also highly suited for degreasing wood and existing paint and varnish layers. SteveSchoene | Dec 02, 2007 10:51pm | #1. Spar Urethane seems to stink as bad when curing as any interior Urethane, as both are solvent based… though this observation isn’t a quantified Only water-based urethane has minimal fumes, but haven’t seen it sold (so far) as an exterior Spar type product. The Helmsmen comes in a spray can, and it is pretty decent. These days, a spar urethane finish is applied to many different wood features, interior and exterior. It's the go-to material for any exterior woodwork that needs a clear finish, but because its high resin content gives it a yellowish hue, … Spar varnish is formulated to be soft and flexible so it remains adhered as a wooden spar flexed in wind and rapid changes in temperature and humidity. Epifanes Clear Gloss is one. FREE Shipping by Amazon. Thinning by about 10-20% will make brushing significantly easier. Contact options for registered users. Epifanes N.A, Inc., 411 Hannah Street Midland, ON L4R 2G4 Canada. The spar urethane was ultra easy to use and dried to the touch in a couple of hours. Spar urethane, of which Minwax Helmsman is a leading brand, is spar varnish that includes urethane plastic as one of its resins. 20 comments on “ My Five Worst Mistakes ” bob 02/06/2014 at 4:13 pm. And thinning even further would allow you to spray via HVLP, but that's definitely not my favorite way to apply an oil-based varnish. As mentioned earlier I have no real experience with the spars and I'd like to hear what people suggest for wait times between coats. September 14, 2006. Replies. Thinning by about 10-20% will make brushing significantly easier. Helmsman ® Spar Urethane is a specially formulated protective clear finish for exterior or interior wood that is exposed to sunlight, water, or temperature changes. Spar urethane, if it has any use, is to provide a flexible finish, not one that is a very good UV protector. Put an expert finish on your furniture, floors, cabinets and more with Varathane® wood finish. After the first coat, I used 220 grit sandpaper to lightly sand the surface as recommended. Apprentice Poster; Members; 0 14 posts; Location Monroe MI; Report; Share; Posted June 1, 2011. Thinning helps it dry faster, but it's safest to let it dry at least overnight. I used Helmsman spar varnish on a few half-log benches because I read it was the best choice for wood that expands and contracts quite a bit with the changing seasons/humidity. Thinning Polyurethane for Spraying Many different solvents can be used to thin poly, but the resulting slow-drying overspray can turn into a serious problem. Application . Thinning the first coat won’t prevent water from getting underneath if it can find a way. By josephbert, June 1, 2011 in Finishing. The water-based urethane seems to lay down less than 1/4 thick per coat than the oil based versions. Many spray gun user manuals provide recommended thinning ratios for urethane paints. of OLD MASTERS MARINE SPAR VARNISH, high gloss. Inc., 70 Water Street Thomaston, ME 04861 USA. NEVER apply wax and thentry to apply more poly. I used a .043 needle setup with no thinning, but it was in warm weather. IF the UV part is the important thing, then you want a marine grade traditional spar varnish. Sanding plays an important role in applying urethane. Epifanes Spraythinner for Paint & Varnish. Thu, Feb 15, 2007 1:35 AM. Oil-based spar urethane requires several hours between coats. The finish is a bit too rich to atomize properly. Urethane thinner is available at most hardware stores. Spar varnish was only used for exterior applications and never on a surface that would get walked on. home | projects | blog. BIG AL 2. About Us; Trending; Popular; Contact; Can you spray spar urethane? 5.0 out of 5 stars 2. Re: … I use a conventional Spartan spray gun, no HVLP or LVLP yet. Administration Spar urethane is a synthetic product made either as a water-based or oil-based product. 4.0 out of 5 stars 5. Minwax Water-Based Helmsman Spar Urethane Indoor, Outdoor Clear Gloss Crystal Clear 1 Gl. The more you thin, the more coats you need. Forum topic by slick1: posted 05-09-2010 02:27 PM: 14792 views: 0 times favorited: 8 replies: slick1. Interlux Schooner and Pettitt Captains are others. 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