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发表于 2008-5-19 11:01:50
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来自: 中国上海
认下内容是从网上找的,大概意思是Teflon impregnation这种处理过程包括将部件浸在特氟纶(聚四氟乙烯)乳胶溶液中,最终阳极履盖性保护。
! e* ^- r) J+ V2 h d, sI suspect that your Teflon impregnation process consists of dipping the parts in a water based emulsion of Teflon particles. Neither this nor any other Teflon “impregnation” process actually impregnates the anodic coating because the anodic pores are too small to admit the Teflon molecules. So your unsealed parts end up with a film of Teflon that has widely dispersed Teflon particles on the surface of the anodic coating. This does help with lubricity. It does not seal the anodic coating. If you need a corrosion resistant, colorfast anodic coating with enhanced lubricity you must seal the parts in hot nickel acetate or boiling DI water, rinse in DI water and then immerse in the PTFE emulsion. NOTE: It also works to dip or spray your hardcoated, sealed parts with a Teflon dry-film lubricant, such as Vydax. |
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