Re: Absorb UV Light?

From: Jason L. Dickman (dickman@cinti.net)
Date: Wed Feb 11 1998 - 19:30:53 EET


Miller, Michael W wrote:

> We are getting surface skinning (cured resin) in the right front corner
> of our SLA500 near where the laser parks between layers. Our 3d
> maintenance person believes it is caused by laser reflection off all the
> resin spills on the cover plate. It has been suggested we dip the cover
> into hot water to soften and then remove the spilled resin. An
> alternate solution might be to paint? or apply some material in the area
> that would absorb rather than reflect the UV. Any suggestions as to
> what cheap and readily available material effectively absorbs UV?

Michael,I have a simple cure for your problem: Keep the inside of your 500
clean.
It IS possible to build parts and not allow ANY resin to spill on your
cover.

 Jason L. Dickman
 Hasbro Toy Group
 Research and Development
 Cincinnati, OH USA
  45202-1171

 email: dickman@cinti.net
 voice: +1 513,579,4752
 fax: +1 513,579,3250
 web: http://www.cinti.net/~htgrp

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