I broke it down into two steps. It needs to be exactly 1" think. Marine Plywood is a renowned material when it comes to the construction of boats. The strength of this plywood is evenly distributed across the sheet, making it tough and durable. A Thermo-Lite executive claims that their boards can be used in many applications. HDP transoms are backed by Lund’s lifetime warranty and available on … Plywood is less susceptible to rot than Balsa and has a much higher compressive strength. Day, Week, and Party Rate, Average Boat Speeds: Sailboat, Pontoon, & Cruiser. With the layers only roughly cut out, there was some variation in size between them. The original transom had a dip in the middle where the motor is mounted. Okoume is lightweight, doesn’t easily deteriorate in wet conditions, and is handsome enough to add beauty to any boat. Testing a couple things to use for a floor covering in my boat. The quality of the glue line determines the degree by which birch plywood and marine plywood can resist moisture. How to Tie a Boat to a Dock? That is, it's not waterproof. Thread starter NSfishing; Start date Jul 20, 2020; Jul 20, 2020 #1 N. NSfishing Ensign. Because of this it is important to use more layers of thin plywood to build up the required thickness. Please hit the like and subscribe buttons. It's very easy to work with (although you'll want some gloves and a mask because it does have fiberglass in the sheet). Sure, marine plywood has already proven itself in this regard, but it is rather expensive. These boards, says the manufacturer, has all the features and advantages that builders of all kinds are looking for. Not only does this ma… Marine grade has no special waterproofing in or on the wood. All the edges of the plywood board must be protected and sealed by layers of oil/wax products, sealant or water repellent varnish. Birch plywood is also an economical marine plywood alternative. These trees grow in cold climates and have close growth rings that make them exceptionally strong and durable. They claim that this material will revolutionize not only the boat building industry but all other industries that use plywood as the default material. This does not effect the durability of the plywood, it just may not look There is a reason that boat builders put "Certified Coosa Board" decals on their transom! 12 Best Marine Batteries [Marine Battery Reviews], Best GPS for Marine Use - Our Top 7 Picks, Best Marine GPS Fishfinder Combo - Our Top 4 Picks, Boat Rub Rail Kits - Our 6 Best Picks [TACO Marine], Fastest Jet Ski – Top 11 [Stock and Production], Boat Brands to Avoid [4 of the Worst Boat Brands], How Much Does It Cost to Rent a Yacht? It contains vertical stripes run along the length of the wood. Medium density fiberboard is particularly strong and has high durability. First I stacked all the dry panels together to determine the order I would glue them up. Not a lot of marine plywood suppliers carry >3/4" ply. They are resistant to rotting. Exterior grade plywood is a good alternative to marine ply. Best Answer: Coosa board is ideal for transoms, and most high end boat builders have gone to Coosa for the long term durability & weight savings. It is truly the premier decking & transom material in the marine industry. There’s another way of producing this kind of fiberboard. This is due to its natural wood cross-grains. Its an aluminum boat with a wood transom. I'm assuming since you cannot buy wood of this thickness it was multiple sheets laminated together. It also looks like real wood even if it is actually made of wood veneers and cores. One of the most popular alternatives is fiberboard. How Much Does a Pontoon Boat Weigh? October 11, 2012. ft. (320 kilogram per cubic meter to 640 kg/cu.m.). Both sides of these boards have handsome matte finishes. This is the prime reason why it is quite expensive. To build up the strength of the wood, it contains a wax resin as well. Exterior grade plywood may have more voids in the inner layers of veneer than true marine grade. The 9 best marine plywood alternatives are as follows: Marine plywood is customarily expensive because of its strength and moisture resistant properties. The combination of wood and cement makes it a good alternative to marine plywood for making boat floors, walls, and anything that needs to be moisture resistant. The foam boards are reinforced with fiberglass so they can be used in marine applications. The installed cost of these boards is less than that of fiberglass and other conventional marine woods. Water resistance, bending ability, and appearance are all key. Marine Plywood Alternatives 1. Also known as “medium density board”, this material is very durable and strong. But since you can see the surface defects with your naked eye, it is wise to choose the best plywood in the lot if you will use it to build a boat. They call it 3M Reinforced Polyurethane Foam boards. These boards, according to its maker, will not discolor or rot like teak, oak or any other solid wood. To enhance the durability and consistency of plywood, the grain of each layer is oriented in a different direction. You can use any conventional woodworking tools with these boards because they are very easy to work with, says its manufacturer. The bonded wood fibers are cut into wood sheets of standard sizes. This type of material is called ‘marine plywood’ because it is typically used in the building of boats. You can do this because all plywood, including the marine type, are made with the same adhesive, Type A Phenolic Bond glue line – EO formaldehyde rating. The resultant product is also strong, durable and moisture resistant. There’s no need for any changes after it is installed. A sheet of this material typically contains vertical stripes of grains running along the wood’s length. Buy the required materials and follow the legitimate instructions on how to properly waterproof that plywood sheet. It is cheaper than marine plywood and much better than lumberyard exterior ply. Their natural characteristics make Birch plywood ideal marine plywood alternatives. Advantages of Coosa Board. – Core material – should I just go with plywood, or is it worth spending the extra $$ on a composite/synthetic core material? The coosa board will act as an insulator between the aluminum and plywood and will continue to add stability to the transom. Fiberboard is made by mixing wood fibers with the resin wax. Many Species of Wood Meet These Requirements, But we Believe that Okoume is the Best Possible Species for Use in Marine-Grade Plywood. The adhesive used to bind these layers together is typically made of resin, the specifics which vary from one plywood to another. Marine Grade Plywood for Boat Building. Being designed for exterior use, the surface of this plywood is typically not very smooth and is not free of visual defects. Ribbon Grain Plywood. The alternative involves the use of a pourable material to cast a new transom core in place. Certain maintenance work such as refinishing and repair is minimized since cleaning these boards are easy. Its greatest advantage over other similar materials is its lightness. The transom of a power boat is the strongest part of the vessel. Marine plywood is not the only material that you can use to build boats and other structures that are exposed to water. And then research the proper method of waterproofing it. In this article, I will list some of the best marine plywood alternatives. The lightest is 15 pounds per cubic foot, and the heaviest is 28 pounds per cubic foot. They are easy to work with, and they do not tend to warp. They are rot-free, lightweight and strong – thus offering excellent lifetime performance. What Is The Best RV Deep Cycle Battery For RVs & Travel Trailers? Conventional plywood is prone to chipping and warping. The new transom … Its wet-resistant properties could be even more enhanced by sealing its surface with high-quality varnish, resin and sealant. Seacast™ is Green! This glue securely bonds the core and the ply veneer sheets together. Alas this is not so. What Are The Must Have RV Kitchen Accessories? Hardwood or Plywood ? In producing this board, fibers of softwood are mixed with wax resin. It is not made wholly of wood. Product Failure, Economics and Safety When the transom on your boat fails in the middle of the lake and the motor falls off, the wisdom of having saved fifty dollars by buying cheaper pressure-treated plywood instead of marine grade plywood will come to question rather quickly. The individual transom layers are 5 1/2 feet wide so I tackled side to side alignment first. Their densities range from 19.98 pounds per cubic feet to 39.95 lbs./cu. Total layup thickness can continue as you see needed. Adhesive recommendations for a treated plywood lay-up for a boat transom that will be submerged in water. It is a good-quality, hardwood plywood made with waterproof glue, but since it's not treated with chemicals it is not rot-resistant. Marine-grade plywood, often simply called marine plywood, is not what it's often claimed to be. This process enables the natural lignin in the wood fibers to do its work in strengthening the final product. These foam boards are available in different weights. It is actually made in such a way that it is not 100 percent wood. Sandwiching multiple panels together is easy enough. Fiberboard is a popular alternative to marine plywood. The manufacturer of King StarBoard claims that they are the original producer of marine-grade high-density polyethylene and their plywood is the standard in the industry. But this time, instead of glue or resin, cement is used to bond the wood fibers together. Read on to learn more about the best marine plywood alternatives including their features and advantages. The process is called hydrogen bonding. These sheets are perfectly straight and level. It is good for DIY aficionados who are searching for the right solutions to refurbish, upgrade or repair their boats, home or motorhomes. It is incredibly smooth and does not need any betterment or changes after installation. They are ideal replacements for defective marine plywood installed on boats because they will not rot, splinter, swell or delaminate when exposed to the harshness of ocean weather and water conditions. The stringer system is the backbone of the bottom, the structure Depending on the brand and who your talking to, lots of stringer designs, grids and/or the like In some ways it would make most sense for the plywood suitable for boat building to be the only plywood with a marine grade label. It has to transmit the full power of the engine to the rest of the hull, as well as carry the pounding of the hull back to the engine. Instead of resin, hydrogen is used to bond the small wood fibers together. Thankfully, many alternative materials offer the same quality and features. Some of these alternative products are more affordable than marine plywood, while others have higher prices. Thermo-Lite boards are manufactured by Thermo-Lite Australia in partnership with Pacific Paint and Fiberglass. Another material that can be used in place of marine plywood is wax resin fiberboard. The resultant wood product is very strong. This is a good choice because it is also strong and very durable. Just curious what the best type of wood to use for a transom. On to fabricating the replacement transom: Most, if not all wooden transoms in smaller boats are made of plywood. Its resin component makes fiberboard resistant to moisture. This all translates into increased boat performance under a range of conditions. Crow Survival - All Rights Reserved. The process of making wax-resin fiberboard is quite similar to the others. (6 mm to 50 mm.). What is the best marine plywood alternative in the market? You can use it for curved surfaces, just like in some curved parts of a boat or in the boat flooring. Sealing its surface with high-quality varnish, resin and sealant will make it wet-resistant. The rest of this article will discuss these other marine plywood alternatives. How to Tie a Boat Knot? Best Weight Distribution Hitches 2020: Brand Buying Guide & Reviews, The 12 Best RV Tire Pressure Monitoring System of 2020: Brand Buying Guide & Reviews, 10 Best RV TV Antennas 2020: Brand Buying Guide & Reviews, The 10 Best RV Heaters 2020: Brand Buying Guide & Reviews, The 10 Best RV GPS 2020: Brand Buying Guide & Reviews, The 10 Best RV Black Water Tank: Brand Buying Guide & Reviews, The 10 Best RV Backup Cameras of 2020: Brand Buying Guide & Reviews, The 7 Best RV Roof Coatings: Brand Buying Guide & Reviews, 12 Best RV Water Hoses 2020: Brand Buying Guide & Reviews, 10 Best Air Conditioners For Pop Up Campers 2020: Brand Buying Guide & Reviews, The 10 Best RV Jacks of 2020: Brand Buying Guide & Reviews. FCB can be used as a paneling material for different kinds of construction. Another good marine plywood alternative is fiber cement board. There are certain advantages to using these reinforced polyurethane boards. Tech Support Hours M-F 9-2 EST -email us photos info@transomrepair.net and/or call 386-428-4722. Whether it’s cabin cruises, pontoon boats, or any water-based vehicle, they are mostly made from marine Plywood.. Seacast™ is almost 3 times the strength of a marine plywood transom. The material has a high tolerance for moisture. The Cabosilthickened epoxy would be slippery and make overall alignment a challenge so I needed to consider how to do this with minimal fuss. It can be used for interior as well as exterior walls. The resultant product is a wooden sheet that is strong, moisture-resistant and is a good alternative to marine plywood. The name of this plywood is Ribbon Grain because it looks like grains and has patterns like ribbons. Post by Lunker777 » 29 Apr 2009, 02:35. In this process, the boards are held together and compressed and the process of hydrogen bonding is introduced. – Materials – For a load-bearing structure like the transom (holding a Yamaha T70), am I good with your standard 1.5oz CSM + 1708 glass, or should I … But it is still a long-lasting wooden board material. Transom material ? thought about coosa but having a hard time justifying the price. While it is less durable than marine plywood, its lower price and higher quality make it a good option. It is a PVC foam that is a good match for plywood as far as density goes. In this video I laminate two pieces of plywood together to make the transom for my boat. Â. The term “exterior” means this type of plywood is intended for outdoor or exterior use. Plywood as a core material is the first in this list that is appropriate for transom repair. Read on to learn more about the best marine plywood alternatives including their features and advantages. This material is made by combining wood fibers and cement. Their boards can withstand the toughest marine conditions, so they claim, because they are environmentally stabilized. They have good impact strength; they provide excellent bonding surfaces and are resistant to high temperatures and contamination. It is very resistant to moisture so it can retain its physical properties even it is continuously exposed to moisture-laden conditions. 23 inches to 1.97 in. It is a rot-resistant and lightweight material that can be used in semi-structural and structural constructions. Lignin is the cementing or reinforcing agent that binds the individual fiber cells together. For any future projects I would recommend AquaPlas III Transom board. Better grades also tend to … Choose between 8' and 8-1/2' wide CCA treated marine grade plywood 4-SHEET MINIMUM ORDER This CCA treated marine grade plywood has a B face and C bottom. long (1510 mm. Thus, if you really want to use ordinary plywood for marine applications, all you need to do is to use good quality ordinary plywood. These sheets will then be subjected to high pressure and high heat to even out their surfaces. When I bought my boat this spring the previous owner was quite proud of the brand new transom he had installed. The name of this plywood is taken from the presence of what appears like grains in ribbon patterns in the surface of the board. 3M has developed an alternative to marine plywood. This type of plywood is made from premium B/BB grade timbers of Northern European Birch trees. It is also a good alternative to marine plywood because it is strong. Being highly versatile, it is used in different applications, including boat building. These boards also provide better adhesion compared to ordinary wood because their moisture content is very low. Question I have a boat which has 1 5/8" thick pressure treated transom. When the wood is made, broken down fibers of softwood are mixed in with a wax resin. One of the most common alternatives to marine plywood is fiberboard. What is the best marine plywood alternative? new floor/transom regular plywood or marine grade? Most boat builders that still use plywood in the construction of the transom in a fiberglass boat use AC plywood. Their boards are made through their proprietary process they call K-Stran. [With 7 Examples]. Nearly all plywood that is incorporated into the fiberglass construction of a boat is very likely AC plywood. This process makes each resultant product unique and different from the others. The material is a polyester based liquid to which you … Thanks This material offers weight savings that range from 30% to 60% compared to conventional plywood. There are several grades and qualities in marine Plywood which directly affects its cost.. Why Marine Plywood. Marine Plywood California Residents see Prop 65 Warnings Details Okoume Marine British Standard (BS) 1088 Okoume (gaboon) face & core veneers 1.5mm face veneers Equal or nearly equal laminations WBP (Water Boil Proof) Gluelines Lightweight plywood Excellent bending and finishing characteristics Lloyds Certified and Stamped Meranti Marine, British Standard (BS) 1088 Meranti face & core […] Due to its high initial cost, boat builders and other construction companies may look for a marine plywood alternative that is just as good but without the hefty price. You may have to make the new transom … It can be ordered at most good lumberyards. This plywood is remarkably smooth. In other words, use four layers of 3/8″ or 6 layers of ¼” plywood to build up a 1½”-thick transom instead of three layers of ½”. I would sandwich some marine plywood in a layup that looks like this coosa board west epoxy plywood west epoxy coosa board then a final layer of plywood with a finish of mat and west to seal it off from the elements. By coating it with 100% waterproof glue, sealant and high-quality varnish or paint, this plywood can still be used for outdoor building constructions that will be permanently exposed to all kinds of weather conditions. Now, if I were to rebuild a transom on an old boat I would probably go with that fancy Greenwood plywood just for the strength. Therma-Lite boards are available in sheets or pre-cut parts or kits. Their laminates will not peel off like the laminates of other plywood. long). Aside from fiberboard, there are other alternatives to marine plywood that are equally strong and long-lasting. This material contains wax-resin that gives it more solidness and strength. What are the best marine plywood alternatives in the market? From the looks of the transom in this boat, I would estimate a typical transom will last about 20 years or so before they need to be replaced. The great forces exerted between the engine and the hull come to a focus at the transom. They are also available in sheets or boards measuring 4 feet by 8 feet. The result is a material equally or superior in rigidity at a fraction of the weight of plywood. Like the fiberboard material, the FCB uses small wood fibers. Call & email photos to us to help how to repair your boat with the ONLY PERMANENT MATERIAL and FREE TECH SUPPORT...read ALL below. Seacast™ Facts. This saves a lot of construction time, money and effort since some of the building process are already eliminated. The 9 best marine plywood alternatives include the following: © 2020 Copyright BoatingGeeks.com - We are 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. After this process, the wood panels are as strong and as durable as marine plywood. But, of course, it can also be used for interior purposes.

marine plywood alternative for transom

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marine plywood alternative for transom 2020