hello

i have problem with my samples for my research in final project
my problem is etchant for coating by Cd, Zn, and some kind polymer/paint
coating.

tthe goal is:define the  phase, process (hot dip or e-plating)
and to differ in the boundary with base metal (steel)

therr refference about polymer is some kind 'PTFE'
but i'm not sure it is.

please for contact person mailto [email protected]
becaus the other one under construction...

materials sci & eng
bandung inst. of tech
koordasmet

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iwansukirna
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[email protected]
[email protected]
022-2042487