摘要
目的 研究典型温度条件下纸浆模塑制品整体的静态抗压性能。方法 在温度为5, 23, 40 ℃环境下对纸浆模塑材料进行含水率、 弹性模量及整体静态抗压测试, 并分析了制品整体的载荷-位移曲线。结果 在温度40 ℃, 湿度50%条件下, 制品的第2次屈曲载荷相对较高, 以40 ℃为基准, 当温度为5 ℃, 23 ℃时制品的第2次平均屈曲载荷分别降低16.7%, 30.0%。结论 40 ℃时纸浆模塑制品的静态抗压性能相对较好。
Abstract
In this paper, the overall static compression performance of molded pulp was studied at typical temperatures. The moisture content and elastic modulus of molded pulp materials as well as the overall static compression on molded pulp products were studied in environments with temperature of 5, 23, 40 ℃, respectively. And the overall load - displacement curves of the products were analyzed. The second article buckling load was relatively high under the conditions of 40 ℃ and 50% humidity. When the temperature decreased from 40 ℃ to 23 ℃ and 5 ℃, the second article buckling load decreased by 16.7% and 30.0%, respectively. The static compressive properties of molded pulp products were relatively good at 40 ℃.
肖颖喆, 邵珍珠, 莫灿梁.
温度对纸浆模塑制品静态抗压性能的影响[J]. 包装工程(技术栏目). 2016(9): 36-39
XIAO Ying-zhe, SHAO Zhen-zhu, MO Can-liang.
Effect of Temperature on the Static Compression of Molded Pulp Products[J]. Packaging Engineering. 2016(9): 36-39
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基金
湖南工业大学自科项目 (3510005);湖南工业大学研究生创新基金 (cx1501)