Weigh the repair down: First place a sheet of plastic over the repair area. Any recommendations on the type of glue and paint? Price, quality, schedule was a great way to explain to potential clients why they couldn't have it all. -Jerry (on the verge of being serious.). If the moisture damage extends to the fibers beneath the plywood's veneer, though, you can't save the plywood. I didn't see a single void while I was cutting it up.Norman. Share your thoughts with us in the comments below. theplywood.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com, amazon.co.uk, amazon.ca, The Ultimate Guide to Sealing Laminate Floors, Install a Combination Boiler/Water Heater, Exterior Walls Construction: The Start-to-Finish Guide, The Uses of and Challenges in Cutting Formica, The Ultimate Guide to DIY Birdhouse Design, Aquarium Cabinetry: A DIY Guide to Custom Aquarium Stands, The Ultimate Guide to Building a Bat House, The Ultimate Guide to Building a Portable Generator Enclosure, How to Remove and Replace Your Load Bearing Wall, Drying Wood in the Oven: The Ultimate How-To Guide, How to Cut a Groove or Channel on Wood Without a Router. what I can from the local hardware stores & lumber yards I don't make that kind of money & would I prefer the Columiba brand (not source of origin) as it is excellent grade and they guarantee no formaldehyde in the glues. It's been around for many years you just have to ask for it by name . Likewise,What causes plywood to delaminate? The USA has said it wants to give folks the ability to remain competitive so it has not forced China to change the contents , the government knows all about it , it's big business as usual . With the way the dollar has been devalued, the sheet of HD birch plywood that I got was more expensive than the Maple plywood that I got from my lumber supplier several months back. ", This forum post is now archived. Steve took the words right out of my mouth JM. one week, but can't find it at their stores the next week.I can't say enough negative things about each of them. When I got to the return counter, the young lady said that I couldn't return the cut sheet because I had cut it. Fungi are microscopic spores that travel in the air. You can't blame them for employing extremely successful marketing and selling strategies. Once that works, you will need to sand down any unsmooth parts of the cab, and then a little bondo fill if necessary (try to not use any but you'll most likely need some). Wanna join the discussion? Sand down any epoxy resin residue with coarse sandpaper. Thanks, it is not deep, less of 1/16" of the top layer, it is easily bent forward and back with a single finger. If I'm building a run of the mill shed or kids play set in the backyard I most certainly will find what I need their. Why does delam occur? Re-glue the loose veneer using contact cement or carpenters glue. Did you know Pinside is able to run without any 3rd-party banners or ads, thanks to the support from our visitors. A pane of good glass can be used if you are careful. I will answer both possibilities. Good fortune with matching the paint. that you folks have stated. love to reap the kinds of profits the big box stores I guess we wouldn't pay for that kind of quality either? It barely held up to assembly process without stripping and the handle didn't even survive shipping. Secure repairs smaller than 6 square inches with noncorrosive galvanized staples. There's more productive things I choose to do with my I haven't bought a sheet of HD plywood since. Scrape away any glue that remains in the open area, using a putty knife. Apply a thin layer of epoxy resin to the exposed plywood with a trowel. There are a number of different types of damage that plywood can incur, but Im specifically referring to dents, surface cracks and bubbles. Hemera Technologies/AbleStock.com/Getty Images. Insert the tip of a putty knife into any crack, split or delaminated layer of wood. Dents, surface cracks and the indentations left by bubbles can be filled with high-solids epoxy or epoxy putty. Carpenter,I also prefer a local supplier. We have learned from a few past threads that some import ply may contain up to 100 times the safe levels of formaldehyde ( Jeff Heath got sick ) the bottom line is every time a ship full of this junk comes to dock someone makes perhaps a million dollars , they don't want to stop buying and selling it , higher profit margins and lower cost to customers , but at what cost to our health ? there (screws, nails, glue, etc). The attitude the "gentleman" on the line was quite literally "so what?". Well, why do you show the price at the store online AT ALL then? In short, delamination within a plywood panel is seldom, if ever, a problem caused by the furniture manufacturer. I just want my $0.02 worth. Mix the epoxy hardener with the epoxy resin according to the manufacturer's instructions. High Humidity Wood naturally absorbs the moisture in the air and expands, which causes warping or buckling. Get complete site access to video workshops, digital plans library, online archive, and more, plus the print magazine. Sorry to jump in, your post reminded me of a sign a friend had in his shop. Because, no matter what you or I think, most of their customers simply don't care very much about product quality, and will keep coming back as long as the prices are low. Sweep away all of the sanding dust so that the work area is clean and free of loose debris. The exceptions would be for plywood that is exposed to extreme heat (which melts the glue) or quite a bit of wetting (which may dissolve the glue or may promote decay) after manufacturinga rare event in furniture and cabinets. Finish the repair to match the plywoods original finish. ", By Dave Carnell in forum Building / Repair. 3,793. a few months back. Repair delaminated plywood with epoxy resin. I feel the same as you , If I never used another product made in China I'll be fine with it . But I guess high quality lumber and sheet goods isn't necessarily the reason to go to these places. Certain page elements may have been deliberately hidden. Don't scratch the cab, use something under the clamps (a piece of wood, wrapped in foam or cloth if you wish). We all want the good stuff but more times then not especially the DIYers can realize a huge pile of savings so they opt for the cheaper product , that's what Steve is referring to giving good prices to the customers . 6y Our biweekly podcast allows editors, authors, and special guests to answer your woodworking questions and connect with the online woodworking community. We are to Take care not to move the laminate sheet out of place as you press. The EPA is the governing body I believe but have read that there are no indoor air standards to follow however take a look at the FEMA / Katrina trailers / homes that have been locked up because of too high of Formaldehyde levels , hmmm. The only reason for HD's existence is to drive Lowes out of business. Recently bought 3/4 inch red oak ply from depot and had them cut it up for me. My 2 cents:I freely admit that both Home Depot and Lowes both have excellent, liberal return policies. Leave the epoxy to set for five to 10 minutes or the amount of time the label recommends waiting before placing objects on the surface of the epoxy resin. If the moisture damage extends to the fibers beneath the plywoods veneer, though, you cant save the plywood. Things escalated from there and I finally took a refund forthe two uncut sheets, and left the pieces on the cart. I had that same problem with some HD maple plywood a couple of years ago and haven't bought any of their plywood since then. Paint? Start your 14-day FREE trial - and get building! Knowledgeable help is "delaminating" as well. Allow the joint compound to dry. These sprays on and paint on waterproofing is usually liquid latex element. convinced us over time that it is "OK" to to buy that You have to apply this when the surface is wet. as consumers. vote with our dollars - we'll get what we want - or A Woodworkers mind should be the sharpest tool in the shop! box stores have cleverly convinced us to think.Whew - a long way to go to get that said. Smear and spread the glue between the delaminated layers with the putty knife. So don't go their expecting to by cabinet hardware or cabinet quality plywood for that matter. Please sign in to reply to this topic. In the long run you'll be happier and our society will be better off! HD and Lowes give you a good price and good convenience, so don't expect quality. He is extension specialist emeritus at the University of Wisconsin-Madison. get. Enter now for your chance to win more than $2,000 worth of woodworking equipment from Woodpeckers. My issue, little off topic, is with Home Depot's awful internet policy. I cant' tell from the pics how deep those are (looks like not super deep) , but get a ton of wood glue and get it WAY deep into those cracks; use a tiny piece of cardboard to get it way down in there. Sign Up for Woodworking Network Newsletters, Get the latest headlines delivered to you daily Subscribe. The majority of the China ply I have seen is Poplar the skins look decent and there are like 13 or more plies also Poplar .Now if you had an application to cover the walls of train cars without needing to cut the sheets they may be the ticket . Lift the weights and remove the masking tape after the cure time has elapsed. work & work WELL!What drives me crazy is the mentality of the consumer. But even the best places can stick you with Chinese junk plywood: the only time I ever purchased any was from my favorite supplier! Blow the dust away and wipe the bonding surfaces with a soft cloth dipped in mineral spirits. The interesting thing to me is that China among many other countries will not allow it to be sold there because of the health risks , how bout that . time than spend an hour citing some experiences.Vote with your dollars and help keep the little guys Is there a method to glue it back together and paint it so the damage will not go further and be noticeable anymore? nozzle and get at best one season out of it before Now I need to go The WoodenBoat Forum is sponsored by WoodenBoat Publications, publisher of WoodenBoat magazine. Maybe Jeff Heath will pop in for some choice words about all this Chunk. they convincingly advertise "low costs" and have Click for full details. Mix just enough to cover the repair job. I found some nice HD ply from Pebble Creek, rock solid material. on what best deal they can score from supplier "X" for any Plus tips, advice, and special offers from Fine Woodworking. dollars by spending them with the little guy that However, on larger indentations, such as those from bubbles, a layer of fiberglass cloth should be put over the repair to help it blend with the surrounding surface. Though it is difficult to conceal repairs to veneer or simulated materials, minor scratches and gouges in both sheet and solid-wood paneling can be concealed with a putty stick of matching color. Gene Wengert, The Wood Doctor has been training people in efficient use of wood for 35 years. Also,How do you stop plywood delamination? try really hard to d it right the first time. Seal the edges of your plywood using exterior polyurethane varnish. Rabbeting a shelf; Strength vs. appearance, Editor's Letter: A new tool with every project. At least I got my money back. As long as the sander is sitting flat on the surface, this should not be a problem. and paint stores when possible.Both HD & Lowes don't care about their customers - only Save my name, email, and website in this browser for the next time I comment. Morgan . The first cut had delaminated over half the length and the second cut was almost as bad. Your killing me. Prime Directives from the Plywood Borg. To get WoodenBoat delivered to your door or computer, mobile device of choice, etc, click WB Subscriptions. I will do my best to buy In-depth articles, up-close photography, and detailed illustrations. - lol. ahead in the end. How to repair small delaminated plywood spot on cabinet? It find it is suitable for utilitarian stuff -- shop cabs and such -- but pretty much useless for much else. After prolonged exposure to moist air, the walls, floors, or even the underside of your roof may begin to delaminate. They believe that they can just pass on a product to consumers based on price and us consumers not noticing the quality. I applaud people & corporations that make Can I Replace Just a Section of My Parquet Floor? Be careful as you cut, so as to not damage the veneer layer beneath. Rather, we need to be ready to repair plywood that has been damaged, especially when it has been damaged in a critical area. My feeling is that I'm perfectly capable of screwing up a woodworking project all by myself, and don't really need extra help from my supplier. nozzle at $40 and have it last ten years, I'm $60 She has an A.A. in journalism and a B.A. Sand the exposed section of plywood and the underside of the removed piece of veneer lightly with coarse-grit sandpaper. When trying to repair areas and save original graphics it becomes more like art work. I have very low expectations of Lowe's products, but I was blown away by the low quality of a B&D Workmate I just bought. Craftsman table saws are BETTER than what Sears We have recently switched to a new source of supply. It came to me with the plastic tab broken. 85,300 I knew to expect plastic parts, but the quality of the plastic is way below even the toys I buy for my one-year-old (today) daughter). It increased my TV shirt budget by $25 dollars for the year. Decorative paneling and tile boards can accent a space in your home, and can easily be installed with a construction adhesive. When not busy learning about homes and appliances she's sharing that knowledge. And like lemmings, we'll go back Some people are satisfied with the finish that they are able to achieve by simply filling the indentation with epoxy and sanding it. All delamination occurs because something is not being done correctly at the plywood manufacturing mill. Replace the laminate surface. I loaded the pieces back into the truck and took them back. It will suck. in history from New York University. I guess I'll have to browse around more the next time I'm there. How to Eliminate a Blister on Veneer Furniture, How to Repair Rotten Wood Without Removal, Copyright 2022 Leaf Group Ltd. / Leaf Group Lifestyle, All Rights Reserved. In fact I would bet that it isnt. Delamination in plywood occurs when the glue holding the two pieces of veneer fails. Wood glue is the best to use, it is formulated to get into the cells of the wood. Delamination in plywood occurs when the glue holding the two pieces of veneer fails. Moisture enters into the wood through an unfinished side or through pinholes in the finish and dampens the surface veneer, causing it to expand. Butler began blogging, editing and writing in 2000. Notify me of follow-up comments by email. Gene Wengert, aka The Wood Doctor, troubleshoots wood related problems, and explores lumber and veneer qualities and performance, species by species, in Wood Explorer, inside FDMC's Knowledge Center. Kids expect something to be more durable than we do:) I know what you mean about the workmate.Troy, The triangle in building a bicycle has always been. For the most part, I stick to "real" hardware stores and lumber yards where I actually like to shop. UNLIMITED membership - Get access to it all. If you have delamination going back into the ply for three inches, I doubt that it is marine grade plywood. What are normal operating pressures for 410A? "That Steve is why I suggested we vote with our produces today?! The consumer has given up their That usually stopped to questions and the pressure about why the price goes up when the schedule is compressed or expectations of quality rise.As a society (not necessarily as individuals), we have definitely given up on quality in favor of price, sometimes in a huge way. Although it sounded like their saw blades were dull, the tear-out on the back side of the board was horrible, up to 1/2 inch in some places. Plywood installed in moist areas may occasionally suffer from delamination. I am glad we have great local yards here for material. A few examples of what might go wrong in manufacturing include having veneer too wet, so that the heat from the press creates steam that blows the board apart; having the veneer too dry so that the liquid in the adhesive is adsorbed before the pressure is applied (called pre-cure); inadequate or uneven pressure when gluing so that the veneers do not make intimate contact when gluing; poor glue spreading rate so some areas of the veneer do not have any glue; and using the wrong or out-dated adhesive. In fact, those plywood panels with the APA quality symbol will be guaranteed against delamination. My lumber store (Aura Hardwoods) claims to carry the Europly! I had 4 sheets of paint-grade maple ply delivered with a couple hundred board-feet of hardwood (free delivery!!!!) It was about a two inch deep de-lamination on both sides of the cut piece across about a 1/3 of a 45 inch length. Q: We have been experiencing some delamination of our plywood. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. My source has been doing it since the mid 60's I believe and appear not to leave a stone un-turned. You'll have to remove and replace the plywood panel. Her work has appered in the "Houston Press" and several other publications. You will need to register they produced. God's honest truth , I have never set foot into HD or Lowes, but even some of the legit material suppliers have China ply usually . Carefully lift the veneers loose edge and scrape off the residue of the dry glue from the base wood surface and the back of the veneer. Every single piece (even the clamping mechanism) is cheap cheap plastic. Not sure - might be a Vid question, 6y we will be assured that we do get what we pay for.We WILL go to HD and buy a $10 Gilmore hose Water damage, which attacks the edges of the plywood first, generally requires replacement of the piece (although reinforcement is possible in some cases). I am afraid that the glue will seep out and the clamps will be stuck to the artwork, is there any way to prevent that? To me it sounds like a defective product and they take back other defective items , so why not the plywood ? However, mixed among them at both stores is usually a small pile of Columbia Forest Products maple ply that's good stuff, and that I will buy when I need a sheet or two on a weekend and my hardwood supplier is closed. I hate to give you a smart-assed answere here, but the first task is finding someone to talk to, then finding someone at HD who knows what the hell delamination is, and thirdly, finding someone who cares. I suspect that you will not cure the problem until you replace the panel. Make the layer slightly higher than the surrounding wood. Many items from there are actually fairly high in quality.
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