| 低密度长玻纤增强聚氨酯复合材料的力学性能 |
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| 引用本文： | 张蔚,陈丰,孙宇,曹春平.低密度长玻纤增强聚氨酯复合材料的力学性能[J].工程塑料应用,2011,39(2):24-27. |
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| 作者姓名： | 张蔚 陈丰 孙宇 曹春平 |
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| 作者单位： | 张蔚,孙宇,曹春平,Zhang Wei,Sun Yu,Cao Chunping(南京理工大学机械工程学院,南京,2100941);陈丰,Chen Feng(南京理工大学机械工程学院,南京,2100941;安徽科技学院工学院,蚌埠,233100) |
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| 摘 要： | 介绍了低密度长玻纤增强反应注射成型聚氨酯复合材料的制备工艺,研究了玻纤含量和模具温度对复合材料的拉伸性能、弯曲性能和冲击性能的影响.结果表明,当玻纤质量分数为30%、模具温度为50℃时,复合材料表现出优良的力学性能,这一结果在实际生产中也得到了验证.
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| 关 键 词： | 玻璃纤维 复合材料 反应注射成型 聚氨酯 |
MECHANICAL PROPERTIES OF LOW DENSITY LONG GLASS FIBER REINFORCED PUR COMPOSITES |
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| Zhang Wei,Chen Feng,Sun Yu,Cao Chunping.MECHANICAL PROPERTIES OF LOW DENSITY LONG GLASS FIBER REINFORCED PUR COMPOSITES[J].Engineering Plastics Application,2011,39(2):24-27. |
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| Authors: | Zhang Wei Chen Feng Sun Yu Cao Chunping |
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| Affiliation: | Zhang Wei1,Chen Feng1,2,Sun Yu1,Cao Chunping1(1.School of Mechanical Engineering,Nanjing University of Science and Technology,Nanjing 210094,China,2.Department of Engineering,Anhui Science and Technology University,Bengbu 233100,China) |
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| Abstract: | The preparation of low density long glass fiber reinforced reaction injection molding polyurethane(LDRRIM-PUR) materials was introduced,and the influences of fiber contents and mold temperature on the tensile,flexural,impact properties of the composite material was investigated.The results showed that the products would get the best mechanical performance while the fiber content was 30% and the mold temperature was 50℃,which was verified in the actual production. |
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| Keywords: | glass fiber composite material reaction injection molding polyurethane |
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