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Research progress in effect of heat treatment on wood strength
Pages: 133-136
Year: Issue:  2
Journal: Journal of Nanjing Forestry University(Natural Science Edition)

Abstract: 从热处理方式、热处理工艺参数及影响强度机制等方面综述高温热处理对木材力学强度的影响.综合认为,不同热处理方式对木材强度影响程度不同.随着热处理温度升高和时间延长,抗弯强度和顺纹抗压强度等部分木材强度逐渐下降;但当处理温度较低时,抗弯弹性模量和表面硬度有所增加,随温度升高,其强度值将下降.不同热处理工艺对木材半纤维素、木素和纤维素定性变化规律是相同的.热处理过程与木材初始状态(含水率和干燥方式),以...
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