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Recent content by chlee1

  1. chlee1

    Hello, Can we "define" a maximum

    Not easy to identify the maximum accelerated corrosion test a plating able to withstand without undergo the test. However, you may establish your own 'standard' of this longest time. Say, for NiNiCr plating you produce, can withstand max 100hrs SST, this could be the reference for you, but not...
  2. chlee1

    Rate of corrosion

    You may setup an electrochemistry cell and store your sample at the designated env for hours, monitor the electro potential change to time, while altering parameters like acidity, concentration, temp plot a polarisation graph, this will give you a fast and brief results of the corrosion rate...
  3. chlee1

    Corrosion classification

    Zn will sacrificially protect steel, if zn plating is not protected by extra lacquer or paint, easily you may see powdery white (Zn Oxide) and black (Zn Carbonate) corrosion products. For most of the ppl, this considered failure, but for platers, this nature phenomenon. Generally there are 8...
  4. chlee1

    coating accelerated corrosion test design

    Hi uver, I know yr intention, SST consumes time and resources before the test is done. For these reasons, many ppl have been working towards altering or designing a fast, reliable, repeatable corrosion test. Well, you can design yr own too, of cos. One important point to consider is the...
  5. chlee1

    Electroless Nickel Plating

    Hi, I've been surfing www.finishing.com almost everyday. Hope it helps. -CH

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