Why wood?
31.7.2020

Glued laminated timber

Laminated timber is a structural wood product made from strips of wood glued together. It is made up of at least four st... Laminated timber is a structural wood product made from strips of wood glued together. It is made up of at least four strips or sheets of sawn goods, maximum 45 mm thick, with the grain direction running along the length of the laminated timber product. The Finnish Glulam Association recommends that the strength class for glued laminated timber is GL 30c in accordance …

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31.7.2020

Laminated veneer lumber (LVL)

Laminated veneer lumber (LVL) is a structural wood product made by gluing together lathe-turned veneers.  Lami... Laminated veneer lumber (LVL) is a structural wood product made by gluing together lathe-turned veneers.  Laminated veneer lumber is used in all new-build and renovation work and for industrial purposes. Examples of use include load-bearing columns and beams, trusses, ring beams and components for the door and window industry.   In Finland, laminated veneer lumber is made &hell

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31.7.2020

Cross-laminated timber (CLT)

Cross-laminated timber (CLT) is a solid wood board, which is manufactured by glueing boards/battens crosswise in several... Cross-laminated timber (CLT) is a solid wood board, which is manufactured by glueing boards/battens crosswise in several layers. The dimensions and manufacturing technology of the board varies depending on the manufacturer. Typically, the thickness varies between 51 and 400 mm with the width being no more than 4.8 metres and the length 20 metres. The …

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31.7.2020

I-beams

An I-beam is a light beam support assembled by glueing together wooden flanges and fibreboard and plywood webs. Applicat... An I-beam is a light beam support assembled by glueing together wooden flanges and fibreboard and plywood webs. Applications of use include the base floor-, intermediate floor and roof structures of buildings and external wall frames. I-beams are best suited in structures that require rigidity, heat insulation capacity, dimensional precision and economy. The beams are …

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31.7.2020

Other downstream products

Sawn timber is the main raw material for so-called composite products used in load-bearing structures. Such products inc... Sawn timber is the main raw material for so-called composite products used in load-bearing structures. Such products include NR trusses, NR girder webs, NR dowelled beams and wood-concrete composite slabs. Usually such products are manufactured based on a separate plan.

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31.7.2020

Adhesives in wood construction

Wood adhesives play a key role in modern industrial wood construction. Adhesives help save wood, and they can be used to... Wood adhesives play a key role in modern industrial wood construction. Adhesives help save wood, and they can be used to build light but strong structures and to moderate the expansion and contraction that comes with the inherent moisture retention of wood. Modern industrial wood adhesives have been tailored to meet the needs of the …

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