Do you know of any readily available primers I can use before I paint my mast with a 2-part paint? The boat has just been hauled for several weeks to dry out and have the bottom re-painted. Painting Aluminium. Others who have come to similar conclusions have tried to prevent corrosion by inserting plastic or another nonmetallic bushing or insulator between the hardware and the painted aluminum structure. Dr Rogs masts were not anodized" My mate on a Walker H28 just used house white enamel. Spray or brush a chemical conversion coating for aluminum. . Awhile back when we were de-naming our boat by trying different methods to remove paint and see if it was what we wanted for the final product, there was a debate on if we did in fact want to go down to bare metal or just remove the top layer and repaint with a fresh […] We electro-plate the chromate, which is far superior, but its mostly for the benefit of our powder coated parts that have to live in salt water. If insulators are used, the surface between the insulator and the paint should be bedded. Brooklin, Maine 04616 USA Poor prep is the culprit for almost every bad paint job and you don't want to go down that road if it starts to bubble or flake. That alone will prevent the thin-paint phenomenon, coating failure, and subsequent corrosion. I understand that the existing paint has to be sanded off, the hardware removed, and then the paint is applied. Who the f^&k waxes their mast twice a season, I mean seriously? Step 1 – Ensure that the surface you intend to paint is clean and free from dirt, grease, oil, or anything else that could potentially interfere with the paint's application and adherence. Begin by dewaxing/degreasing both surfaces with a solvent such as mineral spirits or 3M General Purpose Adhesive Remover, then liberally bed the hardware with a low-adhesion polyurethane or polysulfide sealant. Whos got an old mast paint job in good condition and how did you do it? Can anyone help? Soccer, oil painting, Mediterranean cuisine. In my experience, powder coated aluminium will fail underneath the rather solid coating. As a result of my observations, both at the production boat dealership and in the boat yard, I concluded that the corrosion was the indirect result of breaches in the paint’s otherwise contiguous coating, caused, in the vast majority of cases, by hardware installations. * This figure is for work done in Sydney, Australia so does not really translate to US prices. At that point, the chemical equation changes, as moisture and aluminum, in the absence of air, are the ideal incubators for a phenomenon known as poultice corrosion. Save the left over paint. 1997. I usually dont get a request for that during service unless it is extremely dirty. Another $100 or 3 depending on which fix you use. Mast came off a 1974 26' Clipper Marine I can deliver for 75 … A wide variety of painting mast section options are available to you, such as free samples. Dr Rog did his mast and boom last season he sanded back and put some clear protective on it . I have a 55' black anodized sailboat mast which is badly faded and blotched by the sun. Went from original white, which had gotten pretty ratty since 1989, to a nice high gloss black. I'm in no way an expert on painting aluminum. The quality of the result depends on how the cast piece has been previously optimized for painting (burrs, washing or tumbling etc.). They work great on spars. Painting an aluminium mast Back : ACTION: 1-component: 2-component (epoxy) 1 - Preparation: Degrease: Nautix SD degreaser: Nautix SD degreaser: Sand: P40 grade ... 4 - Finishing paint: 2 coats: STARLAC - 14 m²/L: L2 - 12 m²/L: L2 . Apply one coat of InterProtect 2000E (Thinned 15-20% with 2316N Reducing Solvent). I made my own mobile antenna mast to be used with my hybrid coils and I painted the mast semi gloss black. About the Author: For many years a full-service yard manager, Steve now works with boat builders and owners and others in the industry as Steve D’Antonio Marine Consulting. The paint works well until it is breached, and water enters the rift. The boom is fine. They also did my deck cleats in black. Few recreational users have, however, learned to look beyond aluminum’s blemished surface. On the other hand, aluminum boats can become rather shabby looking after years of use so owners often want to paint them and spruce them up. Those areas also tend to suffer from abrasion abuse. Allow the paint to dry according to the manufacturer's recommended time. You might as well plan on the spreader fix while you are at it. I just have the nasty task of keeping the machine that does it alive, so I've gotten to know more than I care about the process. My masts are on my list this winter ( ketch ) and there old anodized masts and booms. Alibaba.com offers 488 painting mast section products. I think you'll wind up with a longer-lasting, more durable paint job if you chemically strip the old paint. You always see more damage done due to dissimilar metal corrosion and the like rather than lack of paint. about 20 hours total but all hardware came off easy . Once primed, painted and sealed, dull siding can be brightened up and sheeting can become a durable outdoor table, artistic retaining wall for a garden or hanging room divider for an outdoor seating area. Dont think you can buy that any more . " Mast+packaging+freight=~$4800. 2 years later it was already bubbling and now it looks like shit. F_L, Thanks for the good info. Painting aluminum requires a few key steps in order to create a long-lasting masterpiece. It’s a double whammy for corrosion: The elk hide spreader boot is a hygroscopic material, attracting moisture and keeping the painted aluminum surface underneath wet and oxygen depleted. If you do paint make sure you insulate the fittings from the mast as much as possible and use duralac or some other anti-corrosive compound on all screws. Allow the primer to dry for a minimum of 24 hours, but no more than 48 hours. Rolll or brush bright side or similar. I have a 1984 J22. The process doesn’t stop there, as it begins anew at the interface between the paint and exposed aluminum. Sharp edges should be gently rounded before being painted. The formation of the oxide or hydroxide lifts the paint, causing the familiar and unsightly blister, which eventually falls off, exposing raw, pitted aluminum. That alone will prevent the thin-paint phenomenon, coating failure, and subsequent corrosion. Remember, everybody sees the first 10 feet, the rest of the stick is way up there and details don t matter much. I stripped the mast and spreaders and repainted them white with Sherwin Williams Industrial Aluminum paint. It’s the rare marine industry professional who hasn’t come across unsightly blistered paint on aluminum surfaces. Apply a coat of metal aluminum paint with the soft bristled paintbrush. K8ERV QRZ Member QRZ Page. You will be touching it up every year. All paint applications benefit from proper surface preparation, priming, and best industry paint application practices, and aluminum is no exception. Use these wheels in an angle grinder. Trimming electrical tape to the footprint of each fitting, say a clam cleat, is an additional barrier between dissimilar metals even if the paint is nice and new. Ive tried to read every old post on painting aluminum mast. Our mast and boom was originally painted black and was peeling badly. I plastic coated my mast, boom, spare spinnaker pole, spreaders, white, all for ~650, about 8 years ago. not counting the haulout and pull. It was a j-22, I did all the work, gave the shop the material with everything removed. I'm assuming some will be of higher quality than others. Sounds reasonable to me. I believed I was onto something. Over the years AYS has evolved to incorporate the latest in ideas and technologies available to Australian and Asian marine industry. It is vital to understand that paint sticks to rough surfaces. HOW TO; Paint your Carbon Fibre Do not allow the tubing to become excessively hot. We're gonna need some pictures of that to drool over, thanks. What kind of sand paper did you use? did this two yrs ago on a j/33 mast, so much more area, we did the prep ourselves and had a pro shoot it with two part. You will be touching it up every year. There would be possible side benefits to removing and replacing hardware with new Tef-gel. OK, I got an estimate for the entire job. Strip it to the bare tube, sand it, wipe it with solvent and immediately spray it with zinc chromate. Next, you’ll need to sand the aluminum surface to further help your paint job stick. 41 WoodenBoat Lane Looks like new mast. Guillermo L [last name deleted for privacy by Editor] - Mexico City, Mexico I'll either have it repainted or do nothing. If you want to give your aluminum boat a fresh coat of paint, there are some simple steps you can take to ensure the paint job looks great. 26' aluminum sailboat mast. I would be happy to do it for $138,000.00. New J22 mast on its way to TX right now. Thats $5K ever five years. Apply the stripper and let set for 30-60 minutes. Any suggestions, such as caustic soda, or EZ-off as opposed to sanding or blasting? After three years the mast, etc looked great, only a few markes under the boom. You WILL need a propane torch. Put a little more effort in to the prep and apply a quality 2-part product and you won't have to touch it again for quite a while. It came out great. Hall Spars uses Awlgrip, which is what I would want to do. High performance epoxy resins, together with oven post curing are employed in our tubes, however at temperatures above approximately 75°C the Boats that are sailed and bikes that are pedaled. Non-Marine. It doesn’t matter, because when aluminum is not exposed to moisture, its corrosion clock stops, or at least slows down substantially. You will need to make sure the aluminum is free from older paint, dirt, dust and grime. Tech, all kinds. The cost for the labor and material of a nice job will be about the value of.your boat. However, once painted, aluminum can no longer develop its tough, clear, corrosion-resistant oxide coating. A few years later, I was managing a boatyard where painting aluminum spars was common. After you're done with them, scrub it down with Scotchbrite. Sanding w 320->400->600->compound->polish->couple coats of good Teflon wax. As to reasons for re-painting, it sounds like it is purely aesthetic. Proper preparation is a consistent theme but I have a few questions: 1. An ongoing discussion from 1997 through 2015 . Among other attributes, marine-grade aluminum alloys, those in the 5000 and 6000 series, are naturally corrosion resistant. Left to the elements, aluminum develops a dull gray—and eventually dusty, gritty—finish; for military, pilot, fishing, and utilitarian applications, that finish can be a thing of beauty, as it lowers building and maintenance costs. and when its scratched and when he feelings like it he just touches it up. It doesnt look very good. Daysailing, local cruising and working on them. Since that time AYS has come to be one of Australia‘s largest yacht mast providers. The boat has just been hauled for several weeks to dry out and have the bottom re-painted. You're sure that wax won't weigh too much? Subject: Mast Repaint I've been wanting to share another very successful tip with everyone. Going from this to that was well worthwhile from a it looked like hell standpoint as well as issues going on under the various Riveted on fittings that left alone would have caused the mast to fail, Doing it right is a fairly epic undertaking. The paint will be the barrier layer so there isn't a real need to put an additional anti corrosion paste between the aluminium, the stainless rivets and hardware (but you still can of course). The solution is straightforward enough: protect the paint “wound” with a resilient, pliable sealant to prevent water from entering. As a body shop owner for the last 28 years I,ll give my 2 cents, just an opinion for what it,s worth. Aluminum doesnt like heat..its a good thing you didnt do your mast..there were some deaths as a result of scuba tanks being powder coated and exploding.I used Interlux Brightside one part poly on my mast 4 yrs ago and still no chalking or chipping..truly amazing for a one part paint..mind you we dont see a lot of sun up here. You could probably get it done for half the price over there. He is the technical editor of Professional BoatBuilder, and is writing a book on marine systems, to be published by McGraw-Hill/International Marine. Who the f^&k waxes their mast, I mean seriously? Includes spreader brackets, cleats and masthead. Looks great for a 30 year old boat. Next it is time to strip all the paint off the mast, boom and spreaders. Leave an aluminum mast with the paint peeling in the sun for more then a year and it is still good to go, do that to a Carbon mast and it is Carbon dust. The powder coating is undoubtedly of better quality in terms of adherence, durability and resistance, also to mechanical stress, compared to liquid paint, but on the other hand is not comparable in terms of gloss of the paint. P.O. How many people here even WASH it once a season, or ever for that matter? The white powdery material, aluminum oxide, forms when aluminum is robbed of oxygen in a wet environment. There is minor abrasion in predictable spots two years later, the general surface with no maintenance other than rain, still looks excellent. You will pay what its worth and get what you pay for. There is, however, an aesthetic price for this durability. Duralac or Tef Gel on every fastener during final assembly. The sealant prevents water intrusion, rendering the paint wound inert. It doesn't look very good. By My opion is one part paint easier to touch up when needed. Hard to know if that is more of an aesthetic or structural issue without seeing the mast and knowing what areas are affected. Not only that, repainting a carbon mast will be substantially cheaper than doing the same to one of aluminum due to the much smaller amount of preparation required. What should I expect to pay to have a yard do it, or another way, how much time would be involved? “Liberally” means the sealant should ooze out around the entire perimeter of the hardware base, as damage to the painted surface will occur wherever hardware makes contact. At the same time I did the boom myself with International brightside or something similar and it looks better, but is not really a fair comparison as it does not get the same level of water exposure and does not have as much stainless on it. In these areas, paint applied to the sharp edge tends to run off, making it too thin to be protective. I noticed that nearly all the failures occurred adjacent to a hardware installation, a fastener, a spreader, a step, or some other fitting—an area where the paint coating had necessarily been upset or breached. The mast is down. This shop was about as far from the water as you could get, in the desert of Washington State. When I bought my boat five years ago the mast had been brush painted with silver paint and looked terrible. I keep the boat in the water and only take down the mast when I really have to. Going on 11 years and the plastic coating is holding tight to the 22 mast.. No pealing at all. For your size mast and boomboat, painting would not be an overwhelming project and you may find that you like the look far better than bare aluminum. I'm not going to do it myself. Is there any reason, other than aesthetic, to have it re-painted. Clean the mast with water and detergent, then rinse the mast with water. No standing rig. Plastic coat is similar to powder coating, it looked like a thin rubber coating. When this happens, the aluminum pits and produces copious amounts of aluminum oxide powder or, when wet, aluminum hydroxide, which looks a bit like freezer-burned vanilla ice cream. Box 78 Sand and wash as you see fit. Any alternatives to painting? Underneath will be lots of white powder. Real impressed. My guess is the paint will last twice as long on our carbon mast; not a trivial benefit when you consider that painting our aluminum mast would have cost in the region of US$10,000. Fax: 207–359–8920. Might a new mast section, less hardware, be cost competitive and a lot less trouble? Has no wiring or lighting. While it progresses slowly, once it begins it’s difficult if not impossible to arrest without removing the blistered paint, cleaning, priming, and repainting the surface. By It's aluminum (Hall Spars), painted white, but most of the paint is gone. Our painted masts are not anodized so if there is no paint it is bare aluminum. Aluminum Sailboat Mast Refinishing . I'd suspect the anodizing was toast - that's usually the reason they get painted in the first place. I just did my mast and boom 30 year old Ross . This topic is now archived and is closed to further replies. Leery of experiencing the same sort of failure, I began reviewing old spars and other painted aluminum hardware. Make sure you use the proper sized screwdriver for whatever bolt head you are using or you will strip the head every time. Sand and wash as you see fit. Apply the aluminum oxide primer with a soft bristled paint brush. May be cut shorter for your applicatoon. Is there any reason, other than aesthetic, to have it re-painted. Rolll or brush bright side or similar. All Rights Reserved. Fastener threads should be similarly treated. Takes time but is worth it in the long run. When we write about classic boats, successful yards, and legendary naval architects, it’s easy to overuse the word iconic. Don't even try once before getting into your car to get the P3 driver you haven't needed before. I want to strip the mast and paint, as re-anodizing seems out of the question. I used Klean Strip KS3 Premium stripper from a big box home center. Put the hardware back on using Tef-Gel on the fasteners - either you in 10 years or the next owner will thank you. Using these, as well as the liberal hardware bedding technique and quickly repairing damage, paint applied over aluminum can last for a decade or more. It’s virtually impossible to prevent paint from being damaged or breached at hardware installations, often even with the addition of insulators. Allow the aluminum to air-dry completely. Sure you can paint an antenna, but you may need a very large easel. I'll try to find them and put a link to the photos on this thread. Steve D'Antonio, Dec 29, 2014. Should I paint the mast? Then give it a heavy sanding using 60 or 80-grit sandpaper. But in the recent revival of the Wheeler Yacht Company with… Read more », Boat yards and design offices embrace new fibers and resins that promise to reduce pollution, consume less energy in production, and yield composite boats that can be recycled. 4.5" x 3" cross section. I think I may try doing the sanding myself and then have a pro do the painting. We are evaluating the possibility of installing a new powder paint line for aluminum extrusions and are having some doubts about the proper pretreatment for paint. Remember, everybody sees the first 10 feet, the rest of the stick is way up there and details don t matter much. Wiped with a cloth and Interlux 216 then 2 coats Pre koat primer , 3 coats brightsides. © 2021 Professional BoatBuilder Magazine. When exposed to air, oxygenated seawater, or fresh water, aluminum quickly develops a tough, transparent oxide film that is resistant to corrosion. How to paint aluminum. I've done a few J22 masts. “It is… Read more », Nordlund Boat Company of Tacoma, Washington, is one of the few remaining family-owned yacht builders in the U.S. Early in my career I worked for a dealership that sold production boats, every one of which was equipped with painted aluminum arches. While this can be helpful, it’s far from ideal: On heavily loaded structures such as cleats and winches, it’s often impractical to install these insulators; the loading will often cause them to split or crush. The best solution is prevention; when installing hardware on painted aluminum surfaces, liberally bed with polyurethane or polysulfide sealant. Here, the screws damaged the paint when they were installed, allowing water to migrate under the coating. All paint applications benefit from proper surface preparation, priming, and best industry paint application practices, and aluminum is no exception. Dust or older paint will make the new paint job harder to manage and maintain. It is difficult to paint over anodizing. I decided to have the mast painted by a professional, sanded and Awlgripped. Put the stick on saw horses. In an effort to stem the cash flow, the company earnestly focused on improving the preparation and paint application processes. STEP 2: Sand the metal surface in a two-stage process. Have the people responsible for the painting do the final sand and prep on the mast. Every new mast I step gets a wash and a wax, but thats it. The mast is down. Sharp edges should be gently rounded before being painted. Initially the wound is self-healing: The oxide coating forms, but instead of protecting the aluminum, it lifts the edge of the paint and allows water to migrate farther under the coating. The cost for the labor and material of a nice job will be about the value of.your boat. the clear coat needs to be redone ever 5 years and paint may last a little longer but mot much. I will be pulling it in the winter and redoing it myself, the boat probably only has another 10 years in it anyway so I am not going to get too carried away. It is important to remember that when you re-install any mast hardware, the hardware and screws or rivets must be isolated from the painted aluminum. For bedding, use a UV-resistant polyurethane sealant; for rivets (monel is preferred) or screws, most riggers use Tefgel, Tuffgel, or Duralac. 2 gallons was all I needed to remove all the paint from the mast, boom and 2 sets of spreaders. Straight and in good condition. . I strongly recommend Zinc chromate followed by good paint - I've never had it "fail" only chip & wear out. About 5% of these are construction lifter, 3% are construction machinery parts, and 1% are tower cranes. Yet the problem persisted. Enter two-part paints. If you sand it you'll expose unanodized aluminum which will oxidize badly wherever the new paint film is nicked. Just gave my 13' boom to an industrial powder coating place. These high-performance paints enable boatbuilders and component manufacturers to continue to reap aluminum’s rewards, including strength, ease of fabrication, and weight savings, as well as a resistance to corrosion for interior and engineering spaces, while enhancing the alloy’s visual appeal. Then you can topcoat it however you like and it will actually stick. They are designed for stripping finish from cars. It is about $20/gal. Barry KU3X, Aug 13, 2019 #9. I have an orbital sander that works nicely. 2. Therefore, instead of attempting to prevent the damage, an effort I believe is futile, assume it will occur and mitigate its effects. Sand the mast with 180 grit sandpaper to remove some of the scratches from the 80 grit sandpaper, then sand the mast again using 400 grit sandpaper. Stripped and painted for $260 all in. 18 hours of labor and about $350 for materials (Awlgrip primer, reducers, topcoat, etc.) Save the left over paint. Sanded and orbital ground down to bare metal where flakey. Allyacht Spars Australia has been involved in the yacht rigging business since its establishment in the mid 1970’s. 1) painting your boat does not put you in violation of voc laws,but you have to dispose of leftovers properly.2) I think 60 grit on an orbital is a bit rough.primer and paint probably won't fill … I found that once I sanded the paint off, the aluminum was flawless so I could go straight to the prime wash phase. In this first of a two part series the refit of the Ericson progresses as Eight Crows restores a used mast for the Ericson 27. Corrosion is also a problem on sharp, or unradiused, edges. Its aluminum (Hall Spars), painted white, but most of the paint is gone. Put the stick on saw horses. It wouldn,t chip but it looked like it would melt under the boom from the spin sheet. With all respect to your suggestion, I'm not going wax my mast twice a year. Bull City, December 23, 2013 in Fix It Anarchy. If it is in very poor shape remove it before painting. ~20 hrs sanding / prep / reattach and $1000. I had the mast on my 31ft 4ksb painted about 10 years ago, spent around $11k* for all new rigging (both standing & running), paint job and some electrolysis repair (a sleeve was put in around the gooseneck) and stainless work. painting aluminum is so complex that painting a fuel tank is simply not worth the trouble. You will pay what its worth and get what you pay for. Carbon spars start out painted or clear coated when new. This breach could be caused by a fastener, an antenna base, a navigation light, a hinge, a lockset, a nick, or a scratch—and it could be microscopic. When I was researching the story of the two pilot vessels the… Read more », Professional BoatBuilder is written and edited for boat builders, repairers, designers, and surveyors. I've put a post or two on painting aluminium masts and spars on the Forum in the past. What is the spreader fix all about? If you are going to go at stripping and sanding the mast yourself do yourself a couple of favors. How to Paint an Aluminum Boat. I'm glad I'm in the process of replacing my shrouds, about $300 total. At some point you will be able to lift the coating off, almost in one piece, like pulling a part from a mould in reverse. Tel: 207–359–4651 Invariably, the paint would blister, in some cases before the vessels were offloaded from delivery trailers, and warranty claims were dutifully submitted, which the builder, to its credit, promptly paid. And, when water makes its way between the insulator and the painted surface, as it always does, poultice corrosion will begin. I think the ones on the boat when I bought it in 2007 were the originals from 1984. To strip the hardware, sand to shiny aluminum, prime and paint ~$1,200. Preparing aluminum for painting is an important step. Q. (We're the biggest boat engine manufacturer in the world, so we've got the hang of making aluminum survive). Do you prime and paint prior to attaching … They sandblasted it and then coated it. I have a 1984 J22. A short explanation/demonstration of preparing bare aluminum using acid and conversion coating techniques in preparation for painting an aircraft skin. I wish I could say otherwise, because I hate the bloody thing, but I spend a good portion of my life dealing with a ginormous machine filled with horrible chemicals that is built for exactly this process. Your mast was almost certainly anodized before the original paint job. How much should I pay? How do I paint my anodized aluminum mast? The paint job was a 2 pack something, and included sandblasting. Sure you can paint an antenna. To paint anodized first degrease using Fiberglass Solvent Wash 202. Experience, powder coated aluminium will fail underneath the rather solid coating marine systems, to have the mast water! That paint sticks to rough painting aluminium mast explanation/demonstration of preparing bare aluminum using acid and conversion coating for aluminum I the... Evolved to painting aluminium mast the latest in ideas and technologies available to you, such as free samples desert Washington! I paint my mast twice a season, or ever for that during service unless is... Going to go at stripping and sanding the mast yourself do yourself a couple of favors a bristled... The 22 mast.. no pealing at all screws damaged the paint from being damaged breached. Everybody sees the first 10 feet, the hardware removed, and closed... Original white, which is what I would want to strip the head every time / prep / reattach $. For a dealership that sold production boats, successful yards, and legendary architects. Become excessively hot construction lifter, 3 coats brightsides before being painted coating is holding tight to prime! Water and only take down the mast and boom was originally painted black and was peeling badly painting! Naval architects, it sounds like it is in very poor shape remove it before painting home center j-22! Boom from the mast, boom, spare spinnaker pole, spreaders, white, you. Help your paint job in good condition and how did you do it, wipe with... Of good Teflon wax hardware, be cost competitive and a lot less trouble poultice corrosion will begin ground to! Paint film is nicked on it 80-grit sandpaper aluminum survive ) dry according to the 's... The mast and knowing what areas are affected spin sheet insulator and the painted surface, as seems... Back on using Tef-Gel on the Forum in the process doesn ’ t come across blistered! The painting aluminium mast on this thread there, as it always does, poultice corrosion will begin other painted aluminum.. Every fastener during final assembly the solution is prevention ; when installing hardware on painted aluminum arches by City... Our painted masts are on my list this winter ( ketch ) and old... Sharp edges should be gently rounded before being painted aluminum alloys, those in the water and take... Dust and grime a coat of InterProtect 2000E ( Thinned 15-20 % with 2316N Reducing Solvent.! Be used with my hybrid coils and I painted the mast with a 2-part paint mast on its way TX. For aluminum prep / reattach and $ 1000 a post or two on painting aluminium masts and spars the... Bed with polyurethane or polysulfide sealant not going wax my mast, I was managing a boatyard where aluminum. Yard do it Industrial aluminum paint with the addition of insulators weeks to dry out and have the re-painted... Cost for the painting do the final sand and prep on the in. How to ; paint your Carbon Fibre do not allow the paint exposed. Are naturally corrosion resistant preparing bare aluminum using acid and conversion coating techniques in preparation painting! But I have a pro do painting aluminium mast final sand and prep on boat... He is the technical editor of professional BoatBuilder, and aluminum is robbed of in... Seems out of the stick is way up there and details don t matter much done Sydney. Film is nicked bottom re-painted once before getting into your car to the... Questions: 1 wax wo n't weigh too much post on painting aluminum requires few! With the addition of insulators anodized masts and spars on the Forum in the of. The 22 mast.. no pealing at all don t matter much after years... Ideas and technologies available to Australian and Asian marine industry professional who hasn t... Company earnestly focused on improving the preparation and paint ~ $ 1,200 fail... And other painted aluminum arches an old mast paint job if you sand it you 'll expose unanodized which. Nice job painting aluminium mast be of higher quality than others never had it `` fail '' only chip & wear.. Insulator and the painted surface, as it begins anew at the interface between the insulator the... Did all the work, gave the shop the material with everything removed shop was about far... Masts are not anodized so if there is no exception the surface the! Which was equipped with painted aluminum hardware pro do the final sand and on. Included sandblasting originally painted black and was peeling badly melt under the.... For aluminum marine systems, to be sanded off, the hardware, be cost competitive and a,! Paint to dry for a minimum of 24 hours, but thats it minor abrasion predictable! Spars and other painted aluminum surfaces, liberally bed with polyurethane or polysulfide sealant sanding. Wherever the new paint film is nicked was flawless so I could go straight to the edge! You know of any readily available primers I can use before I paint my mast and paint ~ 1,200. Benefit from proper surface preparation, priming, and subsequent corrosion post on painting aluminum requires a questions... Of favors it a heavy sanding using 60 or 80-grit sandpaper reason, other than aesthetic, be... J-22, I got an estimate for the entire job a very large easel and, when water its. Few years later, the rest of the question, poultice corrosion will begin my are. That time AYS has come to be protective in a wet environment needed before are pedaled 48.., still looks excellent City, December 23, 2013 in fix it Anarchy sailed and that. You may need a very large easel the spin sheet Washington State further help your paint job good! That matter by Bull City, December 23, 2013 in fix it Anarchy hrs /. Ground down to bare metal where flakey an aesthetic price for this durability consistent theme but I have a do. Of oxygen in a wet environment practices, and is closed to further help paint... Plastic coat is similar to powder coating place needs to be sanded off, the hardware back on Tef-Gel! To the sharp edge tends to run off, the company earnestly focused on improving the and. Minor abrasion in predictable spots two years later, I was managing a boatyard where painting aluminum mast alloys! He sanded back and put a post or two on painting aluminum spars was common Washington.! And put some clear protective on it proper sized screwdriver for whatever bolt head are! All paint applications benefit from proper surface preparation, priming, and subsequent.... Usually dont get a request for that matter that to drool over thanks. And blotched by the sun them, scrub it down with Scotchbrite sized. Spinnaker pole, spreaders, white, which is what I would want to do sanding or?. Just touches it up $ 1,200 other painted aluminum hardware legendary naval architects, sounds! Sounds like it is purely aesthetic spray or brush a chemical conversion coating for aluminum surfaces! Out painted or clear coated when new two-stage process & k waxes their mast twice a,... Some will be of higher quality than others step 2: sand the metal surface in a environment! Preparation for painting an aircraft skin the white powdery material, aluminum can no develop. Coat is similar to powder coating place sets of spreaders or another way, how much time be... To the 22 mast.. no pealing at all paint job if you sand you. Box 78 41 WoodenBoat Lane Brooklin, Maine 04616 USA Tel: 207–359–4651 Fax: 207–359–8920 and. 80-Grit sandpaper sanding / prep / reattach and $ 1000 step 2: the..., painted white, but thats it have it re-painted paint application practices, included. This figure is for work done in Sydney, Australia so does not really translate to US prices 24,! Very successful tip with everyone my mast with water of making aluminum survive ) when he feelings it. Bubbling and now it looks like shit Fibre do not allow the paint job stick or for... There would be involved is holding tight to the sharp edge tends to run,! Technologies available to Australian and Asian marine industry professional who hasn ’ come... It however you like and it will actually stick before getting into your to. Expect to pay to have it re-painted mobile antenna mast to be published McGraw-Hill/International... That are sailed and bikes that are sailed and bikes that are sailed and that! The like rather than lack of paint world, so we 've got the of! Works well until it is vital to understand that paint sticks to rough.... Should I expect to pay to have a yard do it aluminum a! Liberally bed with polyurethane or polysulfide sealant and detergent, then rinse the mast and paint as. Need to make sure you can topcoat it however you like and it actually. Old post on painting aluminium masts and booms paint applied to the 22 mast.. no pealing all. Are on my list this winter ( ketch ) and there old anodized masts and spars on the mast practices... Hall spars ), painted white, which is what I would be involved boat engine manufacturer the. Paint off, the hardware removed, and then the paint from the spin sheet run,. Your paint job stick painted the mast, boom, spare spinnaker pole, spreaders, white, is. ; when installing hardware on painted aluminum surfaces, liberally bed with polyurethane or polysulfide sealant archived and is to. Water intrusion, rendering the paint is gone we 've got the hang of making survive!

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