模压工艺对CF+G/PEEK复合材料力学性能的影响  

Influence of molding press on mechanical properties of CF+G/PEEK composite material

作　　者：代汉达[1,2] 曲建俊[1] 庄乾兴[3] 

机构地区：[1]哈尔滨工业大学机电学院,哈尔滨150001 [2]吉林大学机械科学与工程学院,长春130022 [3]哈尔滨汽轮机厂,哈尔滨150046

出　　处：《吉林大学学报（工学版）》2010年第2期457-460,共4页Journal of Jilin University:Engineering and Technology Edition

基　　金：'973'国家重点基础研究发展规划项目(2007CB607602);中国博士后科学基金项目(20080430898)

摘　　要：采用模压法制备了碳短纤维和石墨混合填充聚醚醚酮复合材料,以拉伸强度和冲击韧性作为力学性能评价指标,探讨和分析了制备工艺对CF+G/PEEK复合材料力学性能的影响,优化出了较佳的模压制备工艺参数。实验结果表明,较佳的模压制备工艺参数为:为加热温度390℃、保温时间20min、保压温度320℃、保压压力43MPa、保压时间15min。The CF＋G/PEEK composite material was prepared by molding press.The mechanical performance of the material was evaluated by measuring the tensile strength and impact toughness.The effect of molding press parameters on the mechanical properties of CF＋G/PEEK composite material was discussed and analyzed.By experiments the better molding press parameters were obtained as follows：heating temperature of 390 ℃,heat holding time of 20 min,pressure holding temperature of 320 ℃,holding pressure of 43 MPa and pressure holding time of 15 min.

关 键 词：复合材料 聚醚醚酮复合材料 碳纤维 模压工艺 力学性能 

分 类 号：TB332[一般工业技术—材料科学与工程]