Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints

Wood-plastic composites (WPC) have been developed into new and important wood-based composites because of their benefits for the environment, economy, and recyclability. When combined with structural adhesives, WPCs will have a greatly broadened application in the construction field. In this work, e...

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Main Authors: Mei He, Mingwei Di
Format: Article
Language:English
Published: North Carolina State University 2015-06-01
Series:BioResources
Subjects:
Online Access:http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_3_4913_He_Non_Destructive_Testing_Adhesive_Joints
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author Mei He
Mingwei Di
author_facet Mei He
Mingwei Di
author_sort Mei He
collection DOAJ
description Wood-plastic composites (WPC) have been developed into new and important wood-based composites because of their benefits for the environment, economy, and recyclability. When combined with structural adhesives, WPCs will have a greatly broadened application in the construction field. In this work, epoxy resin and acrylic ester were used to bond WPC adhesive joints. The shear strength of the adhesive joints was determined and investigated. Resonant frequency and dynamic modulus of elasticity (MOE) of the WPC adhesive joints were measured using the longitudinal vibration method. The correlation between different vibration parameters and shear strength of WPC adhesive joints was also investigated. Results showed that the epoxy resin had a better bonding quality than the acrylic ester on the bonding of WPC adhesive joints. The resonant frequency, dynamic MOE, and the dynamic MOE ratio of the WPC adhesive joints had close correlations with their shear strength for the samples bonded with epoxy resin.
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spelling doaj.art-0f74452ec63b43f2a996c2b4285914d12022-12-21T19:31:32ZengNorth Carolina State UniversityBioResources1930-21261930-21262015-06-011034913492110.15376/biores.10.3.4913-4921Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive JointsMei He0Mingwei Di1Northeast Forestry UniversityNortheast Forestry UniversityWood-plastic composites (WPC) have been developed into new and important wood-based composites because of their benefits for the environment, economy, and recyclability. When combined with structural adhesives, WPCs will have a greatly broadened application in the construction field. In this work, epoxy resin and acrylic ester were used to bond WPC adhesive joints. The shear strength of the adhesive joints was determined and investigated. Resonant frequency and dynamic modulus of elasticity (MOE) of the WPC adhesive joints were measured using the longitudinal vibration method. The correlation between different vibration parameters and shear strength of WPC adhesive joints was also investigated. Results showed that the epoxy resin had a better bonding quality than the acrylic ester on the bonding of WPC adhesive joints. The resonant frequency, dynamic MOE, and the dynamic MOE ratio of the WPC adhesive joints had close correlations with their shear strength for the samples bonded with epoxy resin.http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_3_4913_He_Non_Destructive_Testing_Adhesive_JointsWood-plastic compositesAdhesive jointBonding strengthCorrelationNondestructive testing
spellingShingle Mei He
Mingwei Di
Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
BioResources
Wood-plastic composites
Adhesive joint
Bonding strength
Correlation
Nondestructive testing
title Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
title_full Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
title_fullStr Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
title_full_unstemmed Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
title_short Using Non-Destructive Testing to Determine the Correlation between Dynamic Mechanical Properties and Bonding Strength of Wood-Plastic Composite Adhesive Joints
title_sort using non destructive testing to determine the correlation between dynamic mechanical properties and bonding strength of wood plastic composite adhesive joints
topic Wood-plastic composites
Adhesive joint
Bonding strength
Correlation
Nondestructive testing
url http://ojs.cnr.ncsu.edu/index.php/BioRes/article/view/BioRes_10_3_4913_He_Non_Destructive_Testing_Adhesive_Joints
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