Mailing List lml@lancaironline.net Message #12713
From: BILL HANNAHAN <wfhannahan@yahoo.com>
Subject: SURFACE PREP
Date: Sun, 24 Mar 2002 21:22:22 -0800 (PST)
To: MAIL LANCAIR <lancair.list@olsusa.com>
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It was interesting to see that Lancair does not
recommend a solvent wash after sanding. While I
agree with this, consider that the sandpaper may
be contaminated from the manufacturing process. I
wear cotton gloves and finish up with a piece of
well used paper on the theory that most of the
contamination has been transferred to the early
cuttings (dust particles).

While 40-80 grit may be acceptable for the thick
edge of molded parts it is way too coarse for
midpart attachments where there may be only 2
plies between you and the core material. I
suggest something in the 180-220 range.
HANNAHAN
WFHANNAHAN@YAHOO.COM




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