AVALIAÇÃO DA RESISTÊNCIA AO CISALHAMENTO E À DELAMINAÇÃO EM MADEIRA LAMINADA COLADA - (2014)
Acessos: 20
Carlito Calil Neto, André Luis Christoforo, Sérgio Luiz Moni Ribeiro Filho, Francisco Antonio Rocco Lahr, Carlito Calil Junior
Volume: 24 - Issue: 4
Resumo.
The Glued Laminated Wood has a large range of applications. In Brazil, its employment as cross-piece poles for overhead electrical power has attracted the attention of companies in the industry, motivated by the potential use of this material. Among the factors that influence the mechanical performance of Glulam solutions stand out efficiency and affinity of the adhesives to the species of wood used, the type of treatment and moisture content of wood veneer, motivating the development of new research on this topic. This research aimed to investigate, by Design of Experiments (DOE), the influence of wood (pinus, teca, eucalipto), adhesive (Purbond; Cascophen) and treatment (CCA, CCB, CCBS ) in the variable responses shear strength and delamination, consisting in the same combination factors evaluated in ANEEL/EESCPD220- 07 project: Head Crosshead Glulam Series. The results of the statistical analysis showed that the species factor expressed significant effect for both response variables evaluated, did not occur with adhesive and treatment factors. Moisture content was significant in the wood evaluated when analyzed the shear strength, and the teca wood showed the highest shear strength and also relating to the delamination.
Idioma: Portuguese
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