<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12pt"><div><span>Alan,</span></div><div><span>this may be a dumb question,,, why not use liquid plastic. The stuff I use is strong and shrinks almost nothing. It also does not generate heat when curing. This stuff is the harness of a hockey puck.</span></div><div><span>Hank</span></div><div class="yahoo_quoted" style="display: block;"> <br> <br> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12pt;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12pt;"> <div dir="ltr"> <font face="Arial" size="2"> On Monday, November 11, 2013 5:26:33 PM, Alan James <alanlindsayjames@yahoo.com> wrote:<br> </font> </div> <div class="y_msg_container"><div
id="yiv7078843323"><div><div style="color: rgb(0, 0, 0); font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 14pt; background-color: rgb(255, 255, 255);"><div>To interested parties,</div><div>I spoke with a 3d printing expert, Richard, regarding filling hollow sections of 3d printed items with</div><div>fiber reinforced resin. He hadn't heard of it, but thought it had a lot of potential.</div><div>He suggested watching out for heat generated in the exothermic reaction, as we had already</div><div>discussed, and printing a roughened interior surface as a key <span style="font-size: 14pt;">for the epoxy, to stop the exterior </span></div><div style='color: rgb(0, 0, 0); font-family: HelveticaNeue, "Helvetica Neue", Helvetica, Arial, "Lucida Grande", sans-serif; font-size: 14pt; font-style: normal; background-color: transparent;'><span style="font-size: 14pt;">delaminating.</span></div><div>I also
spoke to an epoxy tech who told me epoxy
only shrinks about 1/2% & with additives such as</div><div>milled fiber the percentile shrinkage of the whole will decrease proportionate to the additive.</div><div>So shrinkage may not be a major problem.</div><div>Will do some experimenting.</div><div>Alan</div><div><br></div><div><br></div><div><br></div><div><br></div></div></div></div><br>_______________________________________________<br>Personal_Submersibles mailing list<br><a href="mailto:Personal_Submersibles@psubs.org" ymailto="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br><a href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br><br><br></div> </div> </div> </div> </div></body></html>