河南工程学院学报:自然科学版
河南工程學院學報:自然科學版
하남공정학원학보:자연과학판
Journal of Henan Institute of Engineering
2012年
3期
56-59
,共4页
刘建%梁小平%王化平%李冬梅%左蕊
劉建%樑小平%王化平%李鼕梅%左蕊
류건%량소평%왕화평%리동매%좌예
环氧树脂%玄武岩短纤维%增强%复合材料%耐磨性
環氧樹脂%玄武巖短纖維%增彊%複閤材料%耐磨性
배양수지%현무암단섬유%증강%복합재료%내마성
epoxy resin%basalt fiber%strengthen%composite%wear resistance
以环氧树脂为基体、玄武岩短纤维为增强材料,制备了玄武岩短纤维/环氧树脂复合材料.研究了不同玄武岩短纤维含量对复合材料拉伸强度和耐磨性能的影响,采用扫描电子显微镜(SEM)观察了复合材料的断面形貌和磨损表面形貌,分析了磨损机制.结果表明,玄武岩短纤维/环氧树脂复合材料的抗拉强度和耐磨性能与纯环氧树脂相比均有不同程度的改善和提高,当玄武岩短纤维的含量为8%时,复合材料的拉伸强度最大;当玄武岩短纤维的含量为6%时,磨损率最低.随着玄武岩短纤维含量的增加,复合材料的磨损机制由黏着磨损向磨粒磨损转化.
以環氧樹脂為基體、玄武巖短纖維為增彊材料,製備瞭玄武巖短纖維/環氧樹脂複閤材料.研究瞭不同玄武巖短纖維含量對複閤材料拉伸彊度和耐磨性能的影響,採用掃描電子顯微鏡(SEM)觀察瞭複閤材料的斷麵形貌和磨損錶麵形貌,分析瞭磨損機製.結果錶明,玄武巖短纖維/環氧樹脂複閤材料的抗拉彊度和耐磨性能與純環氧樹脂相比均有不同程度的改善和提高,噹玄武巖短纖維的含量為8%時,複閤材料的拉伸彊度最大;噹玄武巖短纖維的含量為6%時,磨損率最低.隨著玄武巖短纖維含量的增加,複閤材料的磨損機製由黏著磨損嚮磨粒磨損轉化.
이배양수지위기체、현무암단섬유위증강재료,제비료현무암단섬유/배양수지복합재료.연구료불동현무암단섬유함량대복합재료랍신강도화내마성능적영향,채용소묘전자현미경(SEM)관찰료복합재료적단면형모화마손표면형모,분석료마손궤제.결과표명,현무암단섬유/배양수지복합재료적항랍강도화내마성능여순배양수지상비균유불동정도적개선화제고,당현무암단섬유적함량위8%시,복합재료적랍신강도최대;당현무암단섬유적함량위6%시,마손솔최저.수착현무암단섬유함량적증가,복합재료적마손궤제유점착마손향마립마손전화.
Basalt chopped fiber/epoxy resin composite was synthesized from epoxy (matrix) and basalt chopped fiber (strengthe- ning agent). The effects of basalt chopped fiber content on the tensile strength and wear resistance were studied. The cross section sur- face and worn surface morphology of the composite was examined using Scanning Electron Microscope (SEM) and the wear mechanism was analyzed. The results show that the tensile strength and wear resistance of basalt chopped fiber/epoxy resin composite were im- proved compared with epoxy Matrix. Under the condition of 8% and 6% basalt chopped fiber, the basalt chopped fiber/epoxy resin composite exhibited the best tensile strength and wear resistance, respectively. With the increase of basalt chopped fiber content, the wear mechanism changed from adhesion wear gradually switched to abrasive wear.