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Particle size distribution of sawdust and wood shavings mixtures
wood shavings sawdust particle size distribution modelling
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2014/2/26
Particle size distribution of the sample of waste sawdust and wood shavings mixtures were made with two commonly used methods of mathematical models by Rosin-Rammler (RR model) and by Gates-Gaudin-Sch...
Influence of beech particle size used in surface layer on bending strength of three-layer particle board
particleboard bending strength beech particles particle size surface layer compaction ratio
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2009/11/26
It is well known that wood species and particle size used influence the bending strength of the three-layer particleboard. The purpose of this research was to determine how the size of beech (Fagus sy...
The Relationship between the Maturation Age in the Size of Tracheary Elements and the Boundary Age between the Stages of Diameter Growth in Planted Poplars
juvenile wood ring width radial variation fibers vessels
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2009/11/23
In hardwoods, demarcation between juvenile wood and mature wood has often been made based on the radial variation of 3 parameters: wood fiber length (WFL), vessel element length (VEL) and vessel lumen...
Standardization of Testing and Evaluation Method for Full-size Structural Timber Strength in Japan
testing method evaluation method full-size timber strength characteristic value
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2009/3/6
ISO published the international standard ISO 13910 concerning the testing and evaluation method for full-size structural timber strength in 2005, and this will influence the standard of Japan in the f...
Effects of the Size of Viviparous Seeds of Kandelia candel on the Initial Growth after Planting
Kandelia candel size viviparous seed root premodia initial growth
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2009/3/4
In this study of the conditions of viviparous seed usable for seedling production, we examined the effects of size of viviparous seeds of Kandelia candel and the formation of root premodia on the grow...
The Effect of the Number of Blades and the Grain Size of Abrasives in Planing and Sanding on the Surface Roughness of European Black Pine and Lombardy Poplar
Surface roughness Wood sanding Wood planing European black pine Lombardy poplar
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2009/1/12
The effect of the number of blades and the abrasive grain size of sandpaper on the surface roughness in wood materials obtained from Lombardy poplar (Populus nigra L.) and European black pine (Pinus n...
Bending Elasticity Properties of Medium Size Logs of 80-Years-Old Sugi (Cryptomeria japonica) Grown in Wakayama Prefecture
sugi medium size log longitudinal vibration structural timber modulus of elasticity
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2010/3/4
The purpose of this study is to promote the utilization as structural lumber of medium size logs of 80-years-old sugi (Cryptomeria japonica D. Don). We measured the dynamic Young's modulus by longitud...