We had similar problem after we fabricated Silicon Aluminium (SiAl) painted parts.
Silicon caused tiny holes on surface.
Good Luck!!
Tansu Ozcelebi
tansu@kreamakina.com
(*) KREA has been certified to ISO EN 3834-2:2005
(*) www.kreamakina.com
(**) We are moved to new location.
Address and telephones are changed!!
From:
Sent: Saturday, September 26, 2009 11:46 AM
To:
Subject: [MW:3324] Painting
Dear Guys!!!!!!!
The project which I am involved following the paint systems as per client spec follows:-
Inorganic Zinc(75-100 micron) as a primer
High Build Epoxy(100-150 micron) as a Intermediate
High Solid Aliphatic Polyurethane(40-100 micron) as a finish
Total Dft between (215-350 micron)
After the complete curing of the finish coat visually I observed tiny pinholes like appearance or fish eye only inspector eye can find them.
Please give me the suggestion where the problem from? this appear in almost all the painted works which applied many different days, different paint batch followed by airlesspray method.
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