| 液压脉振塑化过程振动参数对LDPE性能的影响 |
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| 引用本文： | 王权,瞿金平,何和智,晋刚. 液压脉振塑化过程振动参数对LDPE性能的影响[J]. 合成树脂及塑料, 2008, 25(1): 54-56 |
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| 作者姓名： | 王权 瞿金平 何和智 晋刚 |
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| 作者单位： | 华南理工大学聚合物新型成型装备国家工程研究中心,聚合物成型加工工程教育部重点实验室,广东,广州,510640;震德塑料机械有限公司,广东,顺德,528300;华南理工大学聚合物新型成型装备国家工程研究中心,聚合物成型加工工程教育部重点实验室,广东,广州,510640 |
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| 基金项目： | 国家自然科学重大项目 , 国家自然科学基金面上项目 |
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| 摘 要： | 采用新型液压脉振式注塑机成型低密度聚乙烯(LDPE)标准试样,测试成型过程整机能耗及试样的拉伸强度、密度等,探讨塑化过程中振动频率和振幅对制品性能的影响.实验发现,保持其他工艺参数不变,施加振动后,试样拉伸强度最大提高6.1%,密度增大3.3%,熔点向高温移动1.7℃,整机的加工能耗约降低6.8%,且呈现一定的变化规律.
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| 关 键 词： | 低密度聚乙烯 液压脉振 塑化 振动参数 |
| 文章编号： | 1002-1396（2008）01-0054-03 |
| 收稿时间： | 2007-09-17 |
| 修稿时间： | 2007-11-09 |
Effect of vibration parameters of hydraulic dynamic injection machine on properties of LDPE in plasticizing process |
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| Wang Quan,Qu Jinping,He Hezhi,Jin Gang. Effect of vibration parameters of hydraulic dynamic injection machine on properties of LDPE in plasticizing process[J]. China Synthetic Resin and Plastics, 2008, 25(1): 54-56 |
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| Authors: | Wang Quan Qu Jinping He Hezhi Jin Gang |
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| Affiliation: | Wang Quan~(1,2),Qu Jinping~1,He Hezhi~1,Jin Gang (1.The National Engineering Research Center of Novel Equipment for Polymer Processing,The Key Laboratory of Polymer Processing Engineering of Ministry of Education,South China University of Technology,Guangzhou 510640,China,2.Zhende Plastics Machinery Co.Ltd.,Shunde 528300,China) |
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| Abstract: | A novel self-made hydraulic dynamic injection molding machine was used in the preparation of low density polyethylene(LDPE)standard specimens.The energy consumption of the complete machine in the molding process was calculated;the tensile strength and density of the specimens were measured.The influences of vibration frequency and amplitude in the process of injection molding on properties of the moulding articles were investigated.The results reveal that in the case of imposing vibration under otherwise id... |
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| Keywords: | low density polyethylene hydraulic vibration plasticizing vibration parameter |
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