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Radially sawn timbe...
Radially sawn timber. : Star-sawing - a new method for produring timber with vertical annual rings.
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- Sandberg, Dick, 1967- (författare)
- Kungliga tekniska högskolan (KTH),Virkeslära,KTH, Royal Institute of Technology, Division of Wood Technology and Processing, Stockholm, Sweden
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(creator_code:org_t)
- Springer, 1996
- 1996
- Engelska.
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Ingår i: European Journal of Wood and Wood Products. - : Springer. - 0018-3768 .- 1436-736X. ; 54:3, s. 145-151
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Abstract
Ämnesord
Stäng
- This work presents a new method of sawing to produce pith-free timber with vertical annual rings and without juvenile wood. The method, which is called star-sawing, gives sawn timber with two different shapes, viz, conventional timber with a rectangular cross-section and timber with a triangular cross-section. The volume yield for star-sawing has been determined with the help of computerized simulations and trial sawings. The results show that star-sawing is best suited for logs with a top diameter greater than 200 millimetres. Both a high volume yield and suitable dimensions of the sawn timber were then obtained. The volume yield of timber with vertical annual rings in star-sawing is about 0.70 calculated with regard to the top cylinder volume under bark.
Ämnesord
- LANTBRUKSVETENSKAPER -- Lantbruksvetenskap, skogsbruk och fiske -- Skogsvetenskap (hsv//swe)
- AGRICULTURAL SCIENCES -- Agriculture, Forestry and Fisheries -- Forest Science (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Maskinteknik -- Annan maskinteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Mechanical Engineering -- Other Mechanical Engineering (hsv//eng)
Nyckelord
- primwood
- sawing
- wood quality
- Forestry and Wood Technology
- Skog och träteknik
- Wood Technology
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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