Even within the different plywood grades, you’ll likely find a wide range in the number of repairs or defects. Seats, Fishing Boat Ideal for boat hulls and other marine applications where bending is required. Telescopes, Covers and There should be no defects (except sound pin knots) in the face or the back of marine plywood. Supplies, Boston Whaler, 1972-1993, mARINE PLYWOOD. A hardwood or Grade A plywood probably won’t need much prep at all, but a lower grade will. Hardware, Boat Cabin Compare; Find My Store. Marine grade plywood is not the same as Baltic Birch. If your plywood has dents, holes, or splits, you can use a stainable wood filler to fill the gaps in. Marine-grade plywood, often simply called marine plywood, is not what it's often claimed to be. Deals, Dealer Trolling Motors, Shop The term plywood could accurately be used to describe a variety of materials including particleboard, medium density fiberboard, chipboard or hardboard. Glue is the same as marine ply. Instruments, VHF Radios & Covers, Other Drink Holders. Dimensions: 1/2 x 4 x 8. Knots and knotholes up to 2-1/2 in. x 96 in.) Hardware, Boat Seat Marine plywood is made from selected species and therefore has known and consistent structural properties. Marine Plywood. There can be no voids or holes hidden on the inner layers of marine grade plywood. Some splits. Marine grade is good thru and thru. ACX is alot better than Four winns used in the original construction. Marine plywood is the highest grade of plywood. This comes as a surprise to many consumers because OSB looks simply as if lots of pieces of wood were glued together. Marine ply will rot if not sealed, same with any other plywood. Boat Repair, Boat Paint & General Specifications. Bilge Pumps, Shop Covers, Boat Cover All rights reserved. Guide, Boat First understand that home improvement centers cater not only to homeowners, but also to general contractors. Pumps, Marine Pump Replacement Not all plywood is the nominal thickness after drying. For a better experience, please enable JavaScript in your browser before proceeding. I am sure of that. Weight may be a factor for your project, also. for Sale, Buy A Boat, Sell A Often, the glue is the same high-quality waterproof glue as used in marine plywood. For building a boat, true marine grade plywood is probably going to give you the finish and water resistance you need. ACX and CDX are both exterior plywoods and aren’t specifying the type of wood. For help selecting ACX vs marine grade plywood for your project, talk to the experts at Curtis Lumber, a wholesale lumber supplier. Marine ply is more cost effective here. Always give the wood a coat of resin and let it tack up before you start to apply any glass/resin. Hitches, & ACX plywood is a version of a plywood panel that has a very specific makeup, with one rough face and one sanded face on either side. Marine-grade plywood, often simply called marine plywood, is a good-quality, hardwood plywood made with waterproof glue. ondarvr (On the River) is his handle. It seems that I have read something concerning the usage of ACX vs Marine plywood to rebuild a transom but I cannot find it on Iboats. The laminate resin blocks any further penetration. JavaScript is disabled. Sealant, & Plywood is available in many different types of wood, various thicknesses and in a wide range of quality and price points. Plies and Thicknesses: 1/4" - 3 ply. Also, these surfaces are always sanded to allow them to b… With Plywood the top lamination at best is 1/16" That's ALL the penetration you'll get even with water. Distribution, ProMariner ProNautic Harware, Marine Nuts, Bolts, & PFDs, Roof Racks, Carriers, Downs, Couplers, Mounts, One of the main grading systems when talking about the plywood is the smoothness of its front and back sides. Acessories, Fish Cleaning The thinned poly soaks in deep! For more information about softwood plywood, visit the American Plywood Association. Hardware, Boat Trailer D-grade plywood: D-grade plywood sheets are the most inexpensive. Both plywood and oriented strand board (OSB) are equal in strength and durability. & Live Bait Category, View These are typically sold as A-C plywood, with one side sanded to A grade while the interior side, which will not be seen by the user would be a lesser C grade. Sandwich second 3/4" ply onto first ply using thickened epoxy. Stainable and paintable. Common Plywood Applications. Charts & As a result, OSB floors are more li… Getit, got it, geez Louise. Other factors need to be considered, as they will affect how the plywood will behave under the conditions it will be subjected to. 15/32" - 5 ply. Parts, Sacrificial Anodes & Plywood is graded using letters. Item … It is a good-quality, hardwood plywood made with waterproof glue, but since it's not treated with chemicals it is not rot-resistant. Exterior grade plywood is made with water-resistant glue, but the exterior shell is the only layer that is made void-free. Kits, Boat Trailer The layers are glued with waterproof glue. Always give the wood a coat of resin and let it tack up before you start to apply any glass/resin. Fishing Lures, Fishing Rod Holders & ACX is fine for a transom. Oars, Wakeboard, Wakesurf & Grills, Boat Drink For three-ply construction, the thickness should be about 0.5mm. The “C” rating means the back of the plywood is a lower grade. Marine grade plywood weighs more. Generally no repairs. It is sanded smooth and paintable. Rafts, Paddle C-grade plywood: A little lower down in quality, C-grade plywood has some knots throughout its sheets, up to 1.5 inches in diameter. Also, both end joints and edge joints are allowed. To begin, the “A” refers to the face side of the plywood, which is always the better side. Baltic Birch plywood is made from Baltic Birch, a species of wood not commonly found in Australia (or the southern hemisphere as far as I am aware). The Edges are the critical area and again as long as they're properly sealed and maintained, epoxies innate properties will ensure a very good waterproofing. With Plywood the top lamination at best is 1/16" That's ALL the penetration you'll get even with water. C clamps if possible. 23/32" - 5 or 7 ply SANDED PANELS. Storage The glue for marine plywood should be the highest quality permanent WBP (phenolic) glue. Covers, Boat Seat 1. The quality of the veneers in marine plywood is better than that used in exterior grade plywood. It may have some neatly made manufacturer repairs, but you should find it to be free of major repairs and knots. Again Thinning Epoxy is NEVER a good idea. Many boat manufacturers don't even use marine rated. Tops, Bimini Top As stated, it is just the quality of the veneers that is better with marine. your boats Gel Coat Match, Shop Thinning is NOT required OR Recommended!! So, what is ACX plywood? 7 ply construction with fully waterproof structural adhesive for strength and stability. Motors, Fishing Downriggers & Plumbing, Anchor Our forum has one of the Leading Epoxy experts in the industry. High Back Reclining Helm Seat, Cabin and Seats, Pontoon Boat Seats & Marine Plywood. ACX is fine for a transom. Savers, Boat Trailer Guides & Sanded Plywood (FSC Certified) (Common: 1/4 in. AraucoPly is Radiata Pine plywood manufactured with phenolic resin in accordance with international product standards. On a side note, these defects can usually be fixed with wooden plugs, synthetic patches, or synthetic fillers to turn the wood into an “A” grade wood. Press together and pray u aint screwed up too bad because once it cures, it aint coming off easy! CDX plywood is considered Exposure 1 plywood. 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