I beleive the gold is more porus than HASL, and therefore would not
withstand the sea air as well as HASL.  You could build the product with
a no-clean paste, and they say once the left over residue has cured it
acts like a conformal coat.

Good Luck,
Kathy Palumbo

> ----------
> From:         Evan Jones[SMTP:[log in to unmask]]
> Sent:         Thursday, February 26, 1998 10:18 PM
> To:   [log in to unmask]
> Subject:      [TN] corrosivity HASL v GOLD
>
> One of our Engineers has asked me to pass on a question. How does the
> corrosion
> resistance of  Electroless gold over Nickel (gold thickness of around
> 7
> microinch) compare to horizontal HASL? The target environment is a
> marine type
> environment (salt spray). The customer does not wish to conformally
> coat the
> end product. If anyone has any experience or data in this area I would
> be most
> grateful.
>
> Regards Evan
>
> Evan Jones
> Manufacturing Engineer
> Bluegum Technology
> Ph 61 3 5720 2539       Fax 61 3 5720 2412
> Email [log in to unmask]
>
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