タイトル無し
スポンサーリンク
概要
- 論文の詳細を見る
In relation to several industrial problems to encounter the application of the boehmite coating, the Auger electron microscopy was utilized to analyze the elements on the surface of aluminum which had been immersed in several kinds of boiling water. A scanning electron microscope (SEM) and an infrared reflection spectrometer (IRRS) were also used. AES confirmed that Si, Ca and Fe existed in the discolored surface layer. The decrease and disappearance of Fe Auger electrons corresponded to those of discoloring. Thus, Fe was responsible for discoloring as well as Si and Ca. From the IRRS and SEM study, it was found that when boehmite coating was sufficiently produced, discoloring did not develop. Discoloring was prevented by adding sodium aluminate and chromic anhydride to water; addition of sodium aluminate accelerated formation of boehmite while that of chromic anhydride did not produce any trace of boehmite. It was found that discoloring disappered when the once discoloredsurface was immersed in boiling deionized water or was heated in air.
- 一般社団法人 軽金属学会の論文
一般社団法人 軽金属学会 | 論文
- Mechanical and wear properties of SiC whisker/ADC12 aluminum alloy composites fabricated by die casting.
- Joining of aluminum and ceramics.
- タイトル無し
- Undercooling and solidification behavior of fluid clumps of second-poured melt of hypereutectic Al-Si alloy in Duplex Casting process.
- Change in apparent viscosity of stirred slurry during production of semi-solid hypereutectic Al-Si alloy by slurry-melt mixing process.