Oriented structural straw board is an engineered board made by splitting straw and formed by adding P-MDI adhesives and then hot compressing layers of straw in specific orientations. OSB is a material with favorable mechanical properties that make it particularly suitable for load-bearing applications in construction. Shipping Ship to Store - Free! Sign In Failed. Add to basket. Oriented Strand Board Build better with T-STRAND Quick Links Oriented Strand Board - Cargo Trailer Panels - Industrial, OEM & Multipurpose - Non-Residential - OSB Sales Contacts - Residential and Commercial Flooring - Residential Sheathing - RV Panels - Stair Tread - T-TEC PREMIUM FLOORING - Tolko Rim Board Plus Some manufacturers treat the wood chips with various borate compounds that are toxic to termites, wood-boring beetles, molds, and fungi, but not mammals in applied doses. [10] Industry trade groups assert that formaldehyde emissions from North American OSB are "negligible or nonexistent".[11]. [3] The most common uses are as sheathing in walls, flooring, and roof decking. Finished panels are available in large dimensions, minimizing the number of joints that can "leak" heat and admit airborne noise. OSB is produced in huge, continuous mats to form a solid panel product of consistent quality with no laps, gaps, or voids. < Sponsored Listing What is OSB 9 OSB is Oriented strand board, is the upgrading of the traditional particleboard products, its mechanical properties with directionality, durability, moisture resistance and dimensional stability than ordinary particleboard. The edges of OSB will dramatically expand (>15%) when wet, and takes much longer to return to normal size. While other types of wood sheeting typically feature a smooth surface, this type features a rough surface made up of hundreds of wood chips. This can be seen by observing the alignment of the surface wood chips. Oriented strand board is manufactured in wide mats from cross-oriented layers of thin, rectangular wooden strips compressed and bonded together with wax and synthetic resin adhesives (95% wood, 5% wax and resin). 3/4. roof cladding) and as walls in interior work. Oriented Strand Board, or OSB, is made from thin wood strands. Image Credit: Wikimedia Commons. In 2005, Canadian production was 10,500,000 m2 (113,000,000 sq ft) (3⁄8 in or 9.53 mm basis) of which 8,780,000 m2 (94,500,000 sq ft) (3⁄8 in or 9.53 mm) were exported, almost entirely to the United States. x 2 ft. x 2 ft. The strips are sifted and oriented in belts or wire cauls. ADD TO CART. With its cross-hatched flakes of wood arranged perpendicular to each other, OSB does have many good features and it is widely used and accepted within the building and remodeling industry for qualities such as … Oriented strand board was created in the late 1970s as inventors extended the use of waferboard. Oriented Strand Board (OSB) Market Segmentation: This report on Global Oriented Strand Board (OSB) market is a detailed research study … Pros. Manufactured from waterproof heat-cured adhesives and rectangularly shaped wood strands that are arranged in cross-oriented layers, OSB is an engineered wood panel that shares many of the strength and performance characteristics of plywood. Compare Click to add item "7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing" to the compare list. The mark signifies that panel quality is subject to verification through APA audit—a procedure designed to assure manufacture in conformance with APA performance standards or the standard shown in the mark. OSB looks a lot like a collage of different wood chips. They’re typically mixed with adhesive and wax, and hot-pressed to turn them into thin sheets. The proven structural performance and application flexibility of Hexion's liquid and powder phenolic resins make them a manufacturing standard across a wide range of specialty and commodity OSB products. Unlike it’s plywood counterpart, OSB lacks the forces that tend the wood to warp, and so is easier to get perfect dimensions and avoid warping tendencies.The one major disadvantage of OSB is its propensity to expand with moisture. Sku # 1242750. Most of the world's OSB is made in the United States and Canada in large production facilities. Oriented Strand Board is a widely used, versatile structural wood panel. But why is […] OSB is now used for about 70 percent of all floor, wall and roof sheathing in North America. Add To List Click to add item 7/16 x 4 x 145 1/8 OSB Oversized Wall Sheathing to your list. Invented in 1963 in California by Armin Elmendorf oriented strand board (OSB) is a type of engineered wood. [6] In 2014, Romania became the largest OSB exporting country in Europe, with 28% of the exports going to Russia and 16% to Ukraine.[7]. The layers are formed by shredding wood into strips. The layers can vary in thickness to give different finished products.Plywood is made from good log called peelers. APA trademarks appear only on products manufactured by APA member mills. Access a complete list of APA publications about OSB in APA's Resource Library. A viable alternative to plywood, this OSB Board is engineered to prevent any cupping, warping or splitting. Oriented Strand Board (OSB) quantity. To formulate a specific resin to match your application needs, we can modify resin characteristics such as: 1. OSB is made from abundant, small diameter poplar and aspen trees to produce an economical structural panel. Affordability. Building codes, the Engineered Wood Association, architects and most builders rate plywood and oriented strand board (OBS sheathing) equal in strength and durability. While it is a widely used acronym, specifically for ocean groups and religious organizations, for our purposes OSB stands for oriented strand board. Related Searches. OSB makes efficient use of forest resources, by employing less valuable, fast-growing species. Get contact details & address of companies manufacturing and supplying Oriented Strand Board, Osb, Osb Board … According to the Structural Board Association, “in 1980, North American OSB panel production was 751 million square feet (3/8" basis),” says the Website of the Structural Board … It was invented by Armin Elmendorf in California in 1963. Describes OSB composition, properties, code acceptances, and applications. Oriented Strand Board is a widely used, versatile structural wood panel. OSB (Oriented Strand Board) Sub-Flooring. All wood-based structural use panels can be cut and installed with the same types of equipment used with solid wood. Adjustments to the manufacturing process can affect thickness, panel size, strength, and rigidity. [1] OSB may have a rough and variegated surface with the individual strips of around 2.5 cm × 15 cm (1.0 by 5.9 inches), lying unevenly across each other, and is produced in a variety of types and thicknesses. In the flooring sector they … Although oriented stranded board (OSB) has similar uses to plywood, it has a much coarser finish. The mat is made in a forming line. These layers are bonded using wax and resin. Georgia-Pacific Wood Products make a wide array of materials for the construction industry as well as specialty applications, including plywood, oriented strand board (OSB), lumber and … One of the benefits of oriented strand board (OSB) is that it uses small-diameter logs from a fast-growing species chosen for its mill and plant geography, such as Aspen, Southern yellow pine, poplar, or black poplar. Lee has over two decades of hands-on experience remodeling, fixing, and improving homes, and has been providing home improvement advice for over 12 years. Use plywood to complete a range of DIY projects, from subfloors to furniture. 1/2. Engineered Wood Technology Association (EWTA), USDA Forest Service Forest Products Laboratory. Oriented strand board is a natural wood product, made of wood that has been processed by grinding it into thin strands. Oriented Strand Board (OSB) is a material Oriented Strand Board (OSB) is a material with high mechanical properties that make it particularly suitable for load-bearing applications in construction. Types of Plywood. Oriented strand board, or OSB, is a functional board, not a finish board. Oriented Strand Board (OSB) Oriented Strand Board. [8] When tested to failure, OSB has a greater load-bearing capacity than milled wood panels. OSB is different from MDF and Particle Board . DRICORE Subfloor Membrane Panel 3/4 in. Oriented strand board, or OSB, is a type of lumber that shares many properties with plywoodor fiberboard. The number of layers placed is determined partly by the thickness of the panel, but is limited by the equipment installed at the manufacturing site. Five grades of OSB are defined in EN 300 in terms of their mechanical performance and relative resistance to moisture:[2], CS1 maint: multiple names: authors list (, "Toronto's Norbord riding the rising wave of OSB sales", "Performance of zinc Borate Treated Oriented Structural Straw Board against Mold Fungi, Decay Fungi, and Termites - A preliminary trial", "Review of the Canadian structural panel market", "Romania has become the largest OSB exporting country in the EU", "UMass Amherst: Building and Construction Technology » Choosing Between Oriented Strandboard and Plywood", "Experts Talk About Engineered Wood - Articles", "I'm concerned about toxic offgassing from OSB subflooring and roofing", "Oriented Strand Board Educational Bulletin, Frequently Asked Questions", International Federation of Building and Wood Workers, https://en.wikipedia.org/w/index.php?title=Oriented_strand_board&oldid=991565854, Articles with unsourced statements from June 2012, Articles with unsourced statements from April 2016, Creative Commons Attribution-ShareAlike License, OSB/1 – General-purpose boards and boards for interior fitments (including furniture) for use in dry conditions, OSB/2 – Load-bearing boards for use in dry conditions, OSB/3 – Load-bearing boards for use in humid conditions, OSB/4 – Heavy-duty load-bearing boards for use in humid conditions, This page was last edited on 30 November 2020, at 18:54. OSB is also used in furniture production. Oriented strand board (OSB) is a type of engineered wood similar to particle board, formed by adding adhesives and then compressing layers of wood strands (flakes) in specific orientations. Oriented Strand Board. Reactivity 2. With features like our proprietary edge seal that resists edge swell, our easy-fit tongue-and-grove profile for sledgehammer-free installations, as well as our patented Down Pore® self-draining … [2] It is now more popular than plywood, commanding 66% of the structural panel market. Some newer types of OSB, so-called "new-generation" OSB panels, use isocyanate resins that do not contain formaldehyde and are considered nonvolatile when cured. Read Our Guide. Choose an option 6mm 8mm 12mm 18mm 21mm. OSB Sheathing 15/32 CAT PS2-10 OSB Sheathing, Application as 4 x 8. Over 25 years ago we pioneered the manufacture of enhanced floor panels; creating panels that are not only tough, but highly resistant to weather, and engineered to save you time and money. The leading resource for information about engineered wood products. Materials other than wood have been used to produce products similar to OSB. Love it or despise it, OSB is here to stay. Item #70213 Model #22486.0 Molecular weight 3. pH 4. 5/16, 3/8, 15/32, 1/2, 19/32, 5/8, 23/32, 3/4, 7/8, 1, 1-1/8. PR-N136: Georgia-Pacific Wood Products LLC, ESR-2586: APA – The Engineered Wood Association. The resins used to create OSB have raised questions regarding the potential for OSB to emit volatile organic compounds such as formaldehyde. Oriented strand board (OSB) is a type of engineered wood similar to particle board, formed by adding adhesives and then compressing layers of wood strands (flakes) in specific orientations. OSB is created using adhesives and layers of wood strands (hence the name). Look for manufacturers that work with forests that are managed responsibly (such as FSC- or SFI-certified land) and gather raw materials from a close radius (say, 50 to 150 miles). Strong, stable and sustainable, oriented strand board (OSB) is a greener alternative to plywood. Particle Board is made of wood powder and very small wood chips which are put in random pattern . Individual panels are then cut from the mats into finished sizes. One thing is for sure, oriented strand board is going to define the structural sheathing market future. High vs. low solids content This flexibility allows for numerous formulation choices that will help take your products to the next level—and our technical service repres… Timeless timber colours and abstract flair make DesignerOSB suitable for internal wall linings, cladding, shop-fitting, decorative paneling, cabinetry, office fitouts and displays. All Rights Reserved. It has multiple uses, and the material is very flexible! OSB may have a rough and variegated surface with the individual strips of around 2.5 cm × 15 cm (1.0 by 5.9 inches), lying unevenly across each other, and is produced in a variety of types and thicknesses. APA-trademarked OSB is suitable for a variety of end uses including subflooring, single-layer flooring, wall and roof sheathing, sheathing ceiling/deck, structural insulated panels, webs for wood I-joists, industrial containers, mezzanine decks, and furniture. OSB Boards. [citation needed], The adhesive resins types used include: urea-formaldehyde (OSB type 1, nonstructural, nonwaterproof); isocyanate-based glue (or PMDI poly-methylene diphenyl diisocyanate based) in inner regions with melamine-urea-formaldehyde or phenol formaldehyde resin glues at surface (OSB type 2, structural, water resistant on face); phenol formaldehyde resin throughout (OSB types 3 and 4, structural, for use in damp and outside environments).[4]. The mat is formed in a forming line. 4' x 8', 4' x 9', 4' x 10'; manufactured in 8' X 24' or larger panels which can be custom-cut by most manufacturers. Oriented Strand Board (OSB) is a widely used, versatile structural wood panel. However, with OSB, the layers are more cross-oriented. OSB panels have no internal gaps or voids, and can be water-resistant, although they do require additional membranes to achieve impermeability to water and are not recommended for exterior use. OSB boards (oriented strand board or oriented structural board) are wood-based panels made of long, thin chips, the so-called strands.
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