what is wisa plywood

Spruce plywood, which is light weight and cost effective, is widely used for construction. [4], Artists use plywood as a support for easel paintings to replace traditional canvas or cardboard. The high-friction coated WISA®-TopGrip plywood panels for vehicle floors have proved to last years of heav y loading. Some famous hardwoods include maple, balsa, oak, elm, mahogany, and sycamore. By choosing WISA, you have the confidence that the plywood and veneer come only from legal, sustainable sources and conform to all relevant standards and regulations, including the European Union Timber Regulation (EUTR). Metsä Forest, part of Metsä Group, is the only wood supplier for Metsä Wood's mills in Finland and in Estonia. WISA-Sprucefloor is an engineered plywood flooring panel specifically designed for use in house building, light industrial and commercial applications. Aircraft grade plywood is made from three or more plies of birch, as thin as 1⁄64 inch (0.40 mm) thick in total, and is extremely strong and light. Originally from the Asian region, it is now also manufactured in African and South American countries. 680 kg/m3), mixed plywood (density approx. Examples of this are Okoumé or Meranti. Plies vary in thickness from 1.4 mm to 4.3 mm. There are several certifications available to manufacturers who participate in these programs. [17], In addition to the glues being brought to the forefront, the wood resources themselves are becoming the focus of manufacturers, due in part to energy conservation, as well as concern for natural resources. WISA ® plywood and veneer products are manufactured in Europe according to the strictest sustainability principles. Plywood is a widely recognized engineered wood-based panel product that has been used in Canadian construction projects for decades. Reverse veneers with only a few small knots or discolorations. Films and laminates imprinted with various patterns improve the panel's frictional properties. The Free Dictionary WISA-Sprucefloor is a sustainable, purpose made plywood panel specifically designed for flooring.Unique to the UK market, it is used in house building, light industrial construction and commercial applications. Reverse side permitting jointed veneers, large knots, plugs, etc. Often, decorative wood veneers are added as a surface layer. Learn More. Marine plywood can be graded as being compliant with BS 1088, which is a British Standard for marine plywood and IS:710 is Bureau of Indian Standards (BIS) for marine grade plywood. The panel can then be patched, have minor surface defects such as splits or small knot holes filled, re-sized, sanded or otherwise refinished, depending on the market for which it is intended. : Tropical plywood is widely available from the South-East Asia region, mainly from Malaysia and Indonesia. It is used for construction purposes in many regions due to its low cost. Aircraft plywood is available in thicknesses of 1⁄8 inch (3 mm) (3 ply construction) and upwards; typically aircraft plywood uses veneers of 0.5 mm (approx 1/64 in) thickness although much thinner veneers such as 0.1 mm are also used in construction of some of the thinner panels. Learn More. WISA is listed in the World's largest and most authoritative dictionary database of abbreviations and acronyms WISA - What does WISA stand for? Suitable for both exterior and interior applications. 12mm Latvian Birch Plywood Throughout BB/CP 2440mm x 1220mm (8′ x 4′) Birch plywood is made from only Birch veneers of the same thickness, glued and laid up in alternating directions to the required thickness. WISA-Multifloor is an ideal flooring material for the varied needs of the transport and construction industries. Metsä Wood’s range of panel thicknesses, sizes and types has been created through a Finnish plywood production tradition that has continued for more than one hundred years. Skateboard ramps often utilize plywood as the top smooth surface over bent curves to create transition that can simulate the shapes of ocean waves. Browse the growing selection of WiSA Certified Speakers that seamlessly connect to any WiSA Certified Transmitters to create immersive audio experiences. VAT) Price (inc. 21% VAT) Marine Plywood - General not for Boat Building Plywood was also used for the hulls in the hard-chine Motor Torpedo Boats (MTB) and Motor Gun Boats (MGB) built by the British Power Boat Company and Vosper's. This bio-innovation is a perfect example of UPM’s Biofore thinking in action: Firstly, it is a sustainable alternative. [5], There is little record of the early implementation of the rotary lathe and the subsequent commercialization of plywood as we know it today, but in its 1870 edition, the French dictionary Robert describes the process of rotary lathe veneer manufacturing in its entry Déroulage. High wear-resistance properties for truck, trailer, industrial and mezzanine flooring. Tropical plywood is widely used in the UK, Japan, United States, Taiwan, Korea, Dubai, and other countries worldwide. 5 × 5 feet (1,500 × 1,500 mm) is also a common European size for Baltic birch ply, and aircraft ply.[20]. The face veneers are thicker than traditional cabinet grade plywood. It uses an exterior Weather and Boil Proof (WBP) glue similar to most exterior plywoods. [3] In 1797 Samuel Bentham applied for patents covering several machines to produce veneers. Birch plywood is characterized by excellent strength and stiffness properties, and therefore it performs very well in applications demanding high strength and rigidity. High-strength plywood, also known as aircraft plywood, is made from mahogany, spruce and/or birch using adhesives with an increased resistance to heat and humidity. "Hughes H-4 'Spruce Goose'. Learn More. We use cookies on this website to ensure the best user experience and to target personalised content and relevant advertising. 620 kg/m3) and conifer plywoods (density 460-520 kg/m3).[9]. In bending, the maximum stress occurs in the outermost layers, one in tension, the other in compression. WISA® plywood and veneer products are manufactured in Europe according to the strictest sustainability principles. Construction plywood includes the following types of plywood: Film-coated plywood, glue-coated plywood, common plywood, most of which are made of hard wood, which can be mixed with softwoods to increase its elasticity. Plywood, on the other hand, is a type of manufactured wood panel. Plywood is used in many applications that need high-quality, high-strength sheet material. delivery vans, stages, spectator stands and sports hall applications. [11], Tropical plywood is made of mixed species of tropical timber. WISA-Hexa is a plywood panel coated with brown or grey film and imprinted with a hexagonal pattern intended for use as flooring in the transport industry, i.e. Coatings improve the plywood's resistance to wear, impact, chemicals and weather. The word ply derives from the French verb plier,[1] "to fold", from the Latin verb plico, from the ancient Greek verb πλέκω. Coatings, CNC-machining and cutting-to-size convert plywood panels into ready-to-install products. A common metric size for a sheet of plywood is 1200 x 2400 mm. As a result, many manufacturers are turning to low formaldehyde-emitting glue systems, denoted by an "E" rating. Softwood plywood panels are comprised of a core made from either softwood then faced and backed with a veneer of soft wood and therefore are used for structural applications. Bang & Olufsen Beolab 20. All the veneers in WISA spruce plywood are made of spruce. [citation needed], About fifty years later Immanuel Nobel, father of Alfred Nobel, realized that several thinner layers of wood bonded together would be stronger than a single thick layer of wood. Face as A but reverse side permitting jointed veneers, large knots, plugs, etc. Lightweight panels are tongued and grooved on all four sides making installation easy and effortless. In 1928, the first standard-sized 4 ft by 8 ft (1.2 m by 2.4 m) plywood sheets were introduced in the United States for use as a general building material. However, the plywood may be treated with various chemicals to improve the plywood's fireproofing. Active R&D work and extensive traditions have shaped our production processes … Easily worked, plus has good chemical and weather resistance. The most common dimension is 1.2 by 2.4 metres (3 ft 11 in × 7 ft 10 in) or the slightly larger imperial dimension of 4 feet × 8 feet. [4] Bentham was a British naval engineer with many shipbuilding inventions to his credit. Good chemical and weather resistance, can be easily cleaned. WISA-Birch is a high quality, multipurpose product for various applications where an excellent strength to weight ratio is needed. The principal function of the core layers is to increase the separation between the outer layers where the bending stresses are highest, thus increasing the panel's resistance to bending. WISA-Wire is a plywood panel coated with dark brown phenolic resin coating with a slip resistant wire mesh pattern. Programme for the Endorsement of Forest Certification (PEFC) Forest Stewardship Council (FSC), Leadership in Energy and Environmental Design (LEED), Sustainable Forestry Initiative (SFI), and Greenguard are all certification programs that ensure that production and construction practices are sustainable. There are few international standards for grading marine plywood and most of the standards are voluntary. BB as very little knots of less than 1/4 inches, slight discoloration, no decay, split and wormholes mended skillfully, matched colors, no blister, no wrinkle. What Affects the Weight of Plywood. WISA-Spruce is a high quality lightweight multipurpose panel. It has a high planar shear strength and impact resistance, which make it especially suitable for heavy-duty floor and wall structures. Grading rules differ according to the country of origin. Learn More. However, many countries’ forests have been over-harvested, including the Philippines, Malaysia and Indonesia, largely due to the demand for plywood production and export.[12]. The coating replaces the additional anti-slip mats, which are thrown away after use. WISA-Form Beto is a coated special plywood for less demanding loose panel concrete shuttering (mainly slabs) where the high strength of birch is not required. For greater strength properties the veneers are laid crosswise, i.e. All the veneers in WISA spruce plywood are made of spruce. Plywood production requires a good log, called a peeler, which is generally straighter and larger in diameter than one required for processing into dimensioned lumber by a sawmill. anise of plywood. The sizes of the most commonly used plywood sheets are 4 x 8 feet (1220 x 2440 mm)[19] which was first used by the Portland Manufacturing Company, who developed what we know of as modern veneer core plywood for the 1905 Portland World Fair. WISA-Sprucefloor is a sustainable, purpose made plywood panel specifically designed for flooring.Unique to the UK market, it is used in house building, light industrial construction and commercial applications.

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