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  <title>Shapeways: Bring your creativity to life in 3D</title>
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  <description>Shapeways: Bring your creativity to life in 3D</description>
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<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58831&amp;th=12062#msg_58831">
  <title>Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58831&amp;th=12062#msg_58831</link>
  <description><![CDATA[Recently I designed some flowers posted <a href="http&#58;&#47;&#47;www.shapeways.com/forum/index.php?t=msg&amp;th=11599&amp;start=0&amp;" target="_blank">here</a><br />
<br />
The stems i designed are simple tubes with internal diameter of 2.1mm , wall thickness is 1.1mm. The tube has printed correctly. It appears to have a hole running all the way through (I can drill to the length of the bit , and the material removed was in powder form). <br />
<br />
After a few different attempt im still unsuccessful in removing the powder deeper within the tube.<br />
<br />
My question is :<br />
What is the minimum internal diameter for not only printing a tube but being able to clear it with ease? <br />
<br />
Since SLS parts have a somewhat hydrophobic effect would bathing in something like Isopropanol help loosen the powder more?<br />
<br />
Kind regards<br />
<br />
Oh i got a new camera, and took this photo ..... shame to waste it <img src="http://www.shapeways.com/forum/images/smiley_icons/icon_wink.gif" border=0 alt="Wink"><br />
<br />
<br />
<img src="index.php?t=getfile&amp;id=24529&amp;private=0" border=0 alt="index.php?t=getfile&amp;id=24529&amp;private=0">]]></description>
  <dc:subject></dc:subject>
  <dc:creator>Piers</dc:creator>
  <dc:date>2012-12-18T19:36:13-00:00</dc:date>
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<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58835&amp;th=12062#msg_58835">
  <title>Re: Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58835&amp;th=12062#msg_58835</link>
  <description><![CDATA[I like the Shapeways underneath <img src="http://www.shapeways.com/forum/images/smiley_icons/icon_cool.gif" border=0 alt="Cool">  I'd try maybe some compressed air?]]></description>
  <dc:subject></dc:subject>
  <dc:creator>Youknowwho4eva</dc:creator>
  <dc:date>2012-12-18T20:09:25-00:00</dc:date>
</item>

<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58862&amp;th=12062#msg_58862">
  <title>Re: Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58862&amp;th=12062#msg_58862</link>
  <description><![CDATA[Hey Micheal<br />
I tried compressed air with no luck.......that said if i had a finer nozzle on the air gun (something similar to a can of compressed air or a WD40), lowered the PSI and tried that way it may work. Will give it a go.<br />
<br />
Since i havent figured out the stems I used the Shapeways box to hold the fiber optics in place and block any unwanted light.....worked surprisingly well  <img src="http://www.shapeways.com/forum/images/smiley_icons/icon_rolleyes.gif" border=0 alt="Rolling Eyes"> <br />
<br />
Thanks]]></description>
  <dc:subject></dc:subject>
  <dc:creator>Piers</dc:creator>
  <dc:date>2012-12-19T07:59:50-00:00</dc:date>
</item>

<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58890&amp;th=12062#msg_58890">
  <title>Re: Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58890&amp;th=12062#msg_58890</link>
  <description><![CDATA[Yea, that's what I would get. A can of compressed air. Maybe try a pipe cleaner? The tiny ones you can find at a craft store or something.]]></description>
  <dc:subject></dc:subject>
  <dc:creator>Youknowwho4eva</dc:creator>
  <dc:date>2012-12-19T14:52:02-00:00</dc:date>
</item>

<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58899&amp;th=12062#msg_58899">
  <title>Re: Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58899&amp;th=12062#msg_58899</link>
  <description><![CDATA[Havent tried them but I assume that if a .5mm wire cant shift the blockage.<br />
<br />
I forgot to take them into work today so will test the Isopropanol to see if it can loosen the powder and then try the pipe cleaner idea.<br />
<br />
Thanks Micheal]]></description>
  <dc:subject></dc:subject>
  <dc:creator>Piers</dc:creator>
  <dc:date>2012-12-19T17:55:55-00:00</dc:date>
</item>

<item rdf:about="http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58921&amp;th=12062#msg_58921">
  <title>Re: Printing tubes?</title>
  <link>http://www.shapeways.com/forum/index.php?t=rview&amp;goto=58921&amp;th=12062#msg_58921</link>
  <description><![CDATA[Some people reported freezing allowed them moving apparently stuck parts. Maybe it works for holes too.]]></description>
  <dc:subject></dc:subject>
  <dc:creator>stannum</dc:creator>
  <dc:date>2012-12-20T03:05:59-00:00</dc:date>
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