Xrd , scanning electron microscopy ( sem ) , frictional wear test , and vickers hardness measurement were used to characterize the specimens 產(chǎn)物進(jìn)行x射線衍射分析,掃描電子顯微鏡分析,摩擦磨損試驗(yàn)和維氏硬度測(cè)量。
The composition and structure of the films synthesized by mw - ecrpemsd technology were examined by electron probe , edx , afm , xrd , sem , moreover the corrosion resistance of films were detected by anodic polarization . furthermore , the wear resistance of films was tested by frictional wear . the relationship between properties of films and mw - ecrpemsd technology was summarized 對(duì)微波- ecr等離子體增強(qiáng)非平衡磁控濺射沉積工藝制備的薄膜,采用電子探針、 edx 、 aex 、 xrd 、 sem進(jìn)行成分及微觀結(jié)構(gòu)分析;利用陽(yáng)極極化測(cè)試了薄膜的耐蝕性能;通過(guò)摩擦磨損實(shí)驗(yàn)測(cè)試了薄膜的耐磨性能;總結(jié)了薄膜的特性與制備工藝的關(guān)系。
The degrees of crystallinity of pure ptfe under the different conditions of water cooling , air cooling and furnace - varying cooling were made comparison by xrd . the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber , solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig . the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine , the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine 用sem表征原料微觀結(jié)構(gòu)、摩擦表面及潤(rùn)滑轉(zhuǎn)移膜表面形貌:用xrd進(jìn)行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹(shù)脂的結(jié)晶度;用dsc - tg分析純聚四氟乙烯樹(shù)脂及固體潤(rùn)滑劑的熱穩(wěn)定性;用xps表征碳纖維表面、固體潤(rùn)滑劑摩擦前后表面、潤(rùn)滑轉(zhuǎn)移膜表面的元素組成、價(jià)態(tài)變化;用銷(xiāo)盤(pán)式摩擦磨損試驗(yàn)機(jī)對(duì)固體潤(rùn)滑劑進(jìn)行摩擦性能測(cè)試;采用專(zhuān)用的臺(tái)架模擬試驗(yàn)機(jī)對(duì)固體潤(rùn)滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進(jìn)行測(cè)定;用萊次偏光顯微鏡( pm )測(cè)試固體潤(rùn)滑劑的硬度;用材料試驗(yàn)機(jī)測(cè)試固體潤(rùn)滑劑的抗壓強(qiáng)度等。
It is believed that the formation of a1n is not only helpful for improving the properties of samples , but also helpful for bonding . bn and al . sem photos show the river pattern which is bond with tough fracture , bn particles and cnts are also observed . hardness measurement , frictional wear test results reveal that the contents of bn and cnts have apparent influence on the properties of specimens 單獨(dú)添加bn和cnts時(shí),樣品的硬度和耐磨、減摩性能都有不同程度的提高;同時(shí)添加bn和cnts浙江大學(xué)碩士學(xué)位論文時(shí),兩者之間表現(xiàn)出明顯的相互作用:樣品的性能可能高于bn和cnts影響的簡(jiǎn)單加合,也可能低于對(duì)比樣品(無(wú)bn和cnts )的性能。