Characteristics Of Glued Laminated Timber

Such products are used as they are in loadbearing construction and as blanks for various wood products such as window frames laminated logs etc.

Characteristics of glued laminated timber.

In north america the material providing the laminations is termed laminating stock or lamstock. It is the basic material in manufacturing glued laminated timber. Strength graded and ready finished glued timber. Glulam timber according to din 1052.

Glued laminated timber glulam is composed of several layers of dimensional timber glued together with moisture resistant adhesives creating a large strong structural member that can be used as vertical columns or horizontal beams. A glue laminated timber is an engineered wood product meaning it is made from wood but is machined and assembled to precise specifications to create a predictable dimensionally stable building material. Wood is one of the oldest construction materials. In this study three layered cross laminated timber clt manufactured from acacia mangium wood panels were developed by using two different types of adhesives namely phenol resorcinol formaldehyde prf and one component polyurethane pur.

Cross section structure of glulam. Glued laminated timber made of beech and hybrid beams made of beech spruce. Glue laminated timber glulam is a structural engineered wood product commonly used for beams and columns in residential and commercial applications. The apa mark of quality.

Glued timber is a wood product which does not fulfil the laminated timber standards but is made by gluing two or more items of sawn goods together. Glued laminated timber also abbreviated glulam is a type of structural engineered wood product constituted by layers of dimensional lumber bonded together with durable moisture resistant structural adhesives. Other common engineered wood products include plywood oriented strandboard osb and laminated veneer lumber lvl. Certification of the product an the producer.

The mark signifies that the manufacturer is committed to a rigorous program of quality verification and testing and that products are manufactured in conformance with ansi standard a190 1 standard for wood products structural glued laminated timber. The functional properties of glulam structures are such that wood as a traditional material allows for new construction challenges and imposes itself as one of the construction materials of the future. Dry lumber and characteristics unique to the glued laminated timber manufactur ing process such as being able to vary the grade of lumber throughout the depth of the member. Laminated timber according to din en 14080 2013.

It is a highly visible form of mass timber in contemporary projects with long spans framing signature designs left exposed to take advantage of wood s natural aesthetic. Glulam beams manufactured by apa members are certified with the apa trademark. In addition a wide range of grades of both visually graded and mechanically.