Results 41 to 50 of about 18,223 (114)

Physical and mechanical properties of juvenile wood from Neolamarckia cadamba planted in west Malaysia

Maderas: Ciencia y Tecnología, 2017
Juvenile Neolamarckia cadamba or kelempayan tree has been harvested from forest plantation and converted into sawn timber. Some basic properties of timber such as physical and mechanical were determined from different parts of the tree namely lower ...
Siti Zalifah Mahmud, Rokiah Hashim, Abdul Hamid Saleh, Othman Sulaiman, Nur Izzaati Saharudin, Mohamad Lokmal Ngah, Khairul Masseat, Hamdan Husain   +7 more
doaj  

Osage Orange, Honey Locust and Black Locust Seed Meal Adhesives Employed to Fabricate Composite Wood Panels

Fibers, 2019
Seed meal of three trees common to the Midwest region of the USA (Honey locust, Gleditsia triacanthos L., family Fabaceae), Osage orange (Maclura pomifera (Raf.) Schneid., family Moraceae) and Black locust (Robinia pseudoacacia L., family Fabaceae) were ...
Brent Tisserat, Rogers Harry-O’kuru
doaj   +1 more source

The effect of some technological production variables on mechanical and physical properties of particleboard manufactured from cotton (Gossypium hirsutum) stalks

Maderas: Ciencia y Tecnología, 2016
The current study aims to improve properties of particleboard manufactured from cotton (Gossium hirsutum) stalks glued with urea formaldehyde. To this aim, panel density (at three levels: 0,5; 0,65 and 0,8 g/cm3), press temperature (at two levels: 150 ...
Morteza Nazerian, Zahra Beyki, Rahiim Mohebbi Gargarii, Farhad Kool   +3 more
doaj  

Plasticity increase of beech veneer by steaming and gaseous ammonia treatment

Maderas: Ciencia y Tecnología, 2016
Ammonia treatment was used in order to change the colour of wood and also to plasticize the wood before bending or compressing. The mechanism and the process of gaseous ammonia treatment impact on wood are not very well known.
Václav Šprdlík, Martin Brabec, Stefan Mihailović, Peter Rademacher   +3 more
doaj  

Mechanical properties of Raphanus sativus L. seeds

Revista Ciência Agronômica
The objective of this study is to determine the effect of moisture content on rupture strength, maximum strength, and rupture deformation for fixed deformations, and determine the proportional deformation modulus of seeds of Raphanus sativus subjected to
Kelly Aparecida de Sousa, Osvaldo Resende, Renan Ullmann, Thaís Adriana de Souza Smaniotto   +3 more
doaj   +1 more source

Predicting Catalyst Extrudate Breakage Based on the Modulus of Rupture. [PDF]

J Vis Exp, 2018
Beeckman JWL, Fassbender NA, Datz TE, Cunningham M, Mazzaro DL.   +4 more
europepmc   +1 more source

Prediction of mechanical properties - Modulus of rupture and modulus of elasticity - of five tropical species by nondestructive methods

Maderas: Ciencia y Tecnología
This paper analyzes the usability of different dynamic moduli of elasticity and wood density for the prediction of mechanical properties – static modulus of elasticity and modulus of rupture – in samples with grain deflection from the longitudinal ...
Jan Baar, Jan Tippner, Peter Rademacher
doaj  

Effects of radial growth rate on wood properties and lumber qualities in plantation-grown Picea koyamae

Journal of Wood Science
Picea koyamae Shiras., which grows naturally in Japan, is listed as an endangered species. Establishing plantations is one solution for conserving this species and preventing its extinction.
Futoshi Ishiguri, Ikumi Nezu, Yusuke Takahashi, Sarkhad Murzabyek, Kana Yamashita, Toshio Katsuki, Kouhei Otsuka, Jyunichi Ohshima, Shinso Yokota   +8 more
doaj   +1 more source

Mechanical Properties Of Chemically Modified Portuguese Pinewood

Maderas: Ciencia y Tecnología, 2015
To turn wood into a construction material with enhanced properties, many methods of chemical modification have been developed in the last few decades.
Duarte B.Lopes, Carsten Mai, Holger Militz   +2 more
doaj  

Influence of combined heat treatment and densification on mechanical properties of poplar wood

Maderas: Ciencia y Tecnología, 2019
In this study, influence of combined heat treatment and densification on mechanical properties of poplar wood (Populus usbekistanica) such as density, EMC, compression strength, modulus of elasticy, modulus of rupture and static bending strength were ...
Gonca Düzkale Sözbir, İbrahim Bektaş, Ayşenur Kılıç Ak   +2 more
doaj