Dear,
There can be many reasons for pin holes on top coat.Might be oil entraped.Perform Water Break test before Blasting of the surface for better results.
On Tue, Dec 7, 2010 at 11:36 AM, Sundaram Sundaram <nss2410@gmail.com> wrote:
Hi friends,
After the finaal coating i have found large number of
pin holes on the surface.Can anybody explain what is the reason.
with regards & thanks,
sundaram
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Regards,
Mohit Arora,
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