[WWI] 1/32nd Pfalz D.III quicky review

[ernest thomas]

So....
does this mean???
that Pfalz'z were just *#\)@#^ Aluminium?

Once again, apathy reigns triumphant!
Thank you, thank you.
:-)
E.

Paradise is exactly like where you are right now
only much, much better.





>From: "Robert Karr" <karrart at karrart.com>
>Reply-To: World War I Modeling Mailing List <wwi at wwi-models.org>
>To: "World War I Modeling Mailing List" <wwi at wwi-models.org>
>Subject: Re: [WWI] 1/32nd Pfalz D.III quicky review
>Date: Tue, 26 Jun 2007 14:45:01 -0700
>
><<
>A question on the color of silver. How did the silver paint weather the 
>elements? Did it perhaps dull over time to look more like a gray? Anybody 
>know? I'm not talking about today's automotive pigments, which are rather 
>robust. I'm thinking in terms of silver paint produced 90 years ago.>>
>
>  Windsock  v21 n4 July August '05 had an analysis of actual Pfalz 
>silvergray. Doing his usual battery of chemical and microscope tests, Alan 
>Tolle reamed this sample out. Despite what we've read for years, the only 
>pigment present was pure aluminum chunks, irregular is shape at the 
>microscopic level. These chunks were in dope, not varnish or paint. The 
>coating was sprayed on, drying quickly before the pigment particles had 
>time to settle down snug and flattish. The random orientation of the 
>particles and the roughness of the quick-dry spray job diffused the 
>reflected light and caused it to look like the ambient light around it.
>RK
>www.karrart.com
>
>p.s. for the real pigment junkies, the sizes of the alu bits varied between 
>2 to 40 microns, with the average size being less than 20 microns

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