<html><head></head><body><div style="color:#000; background-color:#fff; font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px">Where does one get a 4" piece acrylic?  <br><div id="yui_3_16_0_ym19_1_1498510798964_15102"><span></span></div><div class="qtdSeparateBR" id="yui_3_16_0_ym19_1_1498510798964_14956"><br><br></div><div class="yahoo_quoted" id="yui_3_16_0_ym19_1_1498510798964_15407" style="display: block;">  <div style="font-family: Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1498510798964_15406"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_ym19_1_1498510798964_15405"> <div dir="ltr" id="yui_3_16_0_ym19_1_1498510798964_15404"> <font size="2" face="Arial"> <hr size="1"> <b><span style="font-weight:bold;">From:</span></b> james cottrell via Personal_Submersibles <personal_submersibles@psubs.org><br> <b><span style="font-weight: bold;">To:</span></b> Personal Submersibles General Discussion <personal_submersibles@psubs.org> <br> <b><span style="font-weight: bold;">Sent:</span></b> Monday, June 26, 2017 4:22 PM<br> <b><span style="font-weight: bold;">Subject:</span></b> Re: [PSUBS-MAILIST] Pressure Test<br> </font> </div> <div class="y_msg_container" id="yui_3_16_0_ym19_1_1498510798964_15410"><br><div id="yiv8699857656"><div id="yui_3_16_0_ym19_1_1498510798964_15409"><div style="color:#000;background-color:#fff;font-family:verdana, helvetica, sans-serif;font-size:13px;" id="yui_3_16_0_ym19_1_1498510798964_15408"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4211">Hank,</span></div><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span><br clear="none"></span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4212">I'm surprised to hear you say that the CNG sphere is too light. My "seat of the pants" engineering tells me that a CNG sphere would be plenty. Are you sure its too light? If memory serves me correctly, the sphere that Ron Allum made was 42" OD x 2.5" thick gun barrel steel and had a 1.4/1 safety factor at 38,000 ft.</span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span><br clear="none"></span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4795">What thickness acrylic do you need for the port? I'll donate a piece of 4" to the cause if that will help.</span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span><br clear="none"></span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4140"><span id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4939">Greg</span></div><div class="yiv8699857656qtdSeparateBR" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4141"><br clear="none"><br clear="none"></div><div class="yiv8699857656yahoo_quoted" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4489" style="display:block;">  <div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4488" style="font-family:verdana, helvetica, sans-serif;font-size:13px;"> <div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4487" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div class="yiv8699857656yqt1885188295" id="yiv8699857656yqt27306"><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4486"> <font id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4485" size="2" face="Arial"> </font><hr id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_4484" size="1"> <b><span style="font-weight:bold;">From:</span></b> hank pronk via Personal_Submersibles <personal_submersibles@psubs.org><br clear="none"> <b><span style="font-weight:bold;">To:</span></b> Personal Submersibles General Discussion <personal_submersibles@psubs.org> <br clear="none"> <b><span style="font-weight:bold;">Sent:</span></b> Monday, June 26, 2017 4:10 PM<br clear="none"> <b><span style="font-weight:bold;">Subject:</span></b> Re: [PSUBS-MAILIST] Pressure Test<br clear="none">  </div> <div class="yiv8699857656y_msg_container" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5016"><br clear="none"><div id="yiv8699857656"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5015"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5014" style="color:#000;background-color:#fff;font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5033"><span>Greg, </span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8753"><span id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8752">I do not have a plan for getting on site.  I have a plan to get there, East Coast that is.  I can haul it cross country myself.</span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8680"><span id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8751">Right now it is a dream really, not a plan.  But Elementary 3000 started that way.  I do have it mostly figured out, and I have an EFA guy lined up through Karl Stanley.   I will have two heads pressed and machined at Edmonton Exchanger in Edmonton Alberta.  My original CNG sphere plan is to light.  </span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8679"><span id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8678">I think the getting on site part will evolve, I am sure money will make that happen easily.</span></div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8677">Thanks' for calling it "interesting" and not ridiculous. ;-)</div><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498507055074_8677">Hank</div> <div class="yiv8699857656qtdSeparateBR" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5029"><br clear="none"><br clear="none"></div><div class="yiv8699857656yahoo_quoted" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5013" style="display:block;"> <div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5012" style="font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;"> <div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5011" style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"> <div class="yiv8699857656yqt4438423139" id="yiv8699857656yqtfd17765"><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5028"><font id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5027" size="2" face="Arial"> On Monday, June 26, 2017 12:01 PM, Alan via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<br clear="none"></font></div>  <br clear="none"><br clear="none"> <div class="yiv8699857656y_msg_container" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5010"><div id="yiv8699857656"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5009"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5026">Thanks David,</div><div id="yiv8699857656AppleMailSignature">I get 7000 lumens. Have a dimmer control for it but</div><div id="yiv8699857656AppleMailSignature">haven't tried it yet.</div><div id="yiv8699857656AppleMailSignature">Alan<br clear="none"><br clear="none">Sent from my iPad</div><div class="yiv8699857656yqt2732055148" id="yiv8699857656yqt72360"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5025"><br clear="none">On 27/06/2017, at 3:08 AM, David Colombo via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none"><br clear="none"></div><blockquote id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5023" type="cite"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5022"><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5024">Hi Alan, Looks great!, what Lumens did you get with this design?<br clear="none"><br clear="none"></div><div class="yiv8699857656gmail_extra" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5021"><br clear="all"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5020"><div class="yiv8699857656gmail_signature" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5019"><div dir="ltr" id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5018"><div id="yiv8699857656yui_3_16_0_ym19_1_1498511159542_5017">Best Regards,<br clear="none">David Colombo<br clear="none"><img src="http://static.squarespace.com/static/533310a9e4b0fba62008a464/t/5339c1f2e4b041bac4e25d1b/1396294132055/?format=500w" data-id="49421572-8c64-ad26-f0fa-41735c600e0d" width="200" height="110"><br clear="none">804 College Ave<br clear="none">Santa Rosa, CA. 95404<br clear="none">(707) 536-1424<br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.seaquestor.com/">www.SeaQuestor.com</a><br clear="none"><br clear="none"></div></div></div></div>
<br clear="none"><div class="yiv8699857656gmail_quote">On Mon, Jun 26, 2017 at 4:48 AM, hank pronk via Personal_Submersibles <span dir="ltr"><<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>></span> wrote:<br clear="none"><blockquote class="yiv8699857656gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div><div style="color:#000;background-color:#fff;font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;"><div id="yiv8699857656m_-583211107394722100yui_3_16_0_ym19_1_1498476782388_5708"><span></span></div><div dir="ltr" id="yiv8699857656m_-583211107394722100yui_3_16_0_ym19_1_1498476782388_5708">Alan,</div><div dir="ltr" id="yiv8699857656m_-583211107394722100yui_3_16_0_ym19_1_1498476782388_5708">That really turned out nice, how did you mould the polyurethane? that stuff sticks like mad. </div><div dir="ltr" id="yiv8699857656m_-583211107394722100yui_3_16_0_ym19_1_1498476782388_5708">I would leave the white gasket, it looks fine.  Either the gasket thickness is not even or the seat is not perfectly matched to the Lenz.</div> <div class="yiv8699857656m_-583211107394722100qtdSeparateBR"><br clear="none"><br clear="none"></div><div class="yiv8699857656m_-583211107394722100yahoo_quoted" style="display:block;"> <div style="font-family:Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:13px;"> <div style="font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;"><div><div class="yiv8699857656h5"> <div dir="ltr"><font size="2" face="Arial"> On Sunday, June 25, 2017 10:30 PM, Alan via Personal_Submersibles <<a rel="nofollow" shape="rect" ymailto="mailto:personal_submersibles@psubs.org" target="_blank" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs. org</a>> wrote:<br clear="none"></font></div>  <br clear="none"><br clear="none"> </div></div><div class="yiv8699857656m_-583211107394722100y_msg_container"><div><div class="yiv8699857656h5"><div dir="ltr">Pressure tested my light to 1000 psi for an hour using the water blaster <br clear="none"></div><div dir="ltr">& no leaks! I didn't have a pressure relief valve in the system as I do with<br clear="none"></div><div dir="ltr">my air pressure set up & it was a pain getting the chamber lid off. I had<br clear="none"></div><div dir="ltr">thought the water blaster would have leaked a bit of pressure but it didn't.<br clear="none"></div><div dir="ltr">The sealing system for the wires was a 3 layered process; encapsulating the<br clear="none"></div><div dir="ltr">wires in the epoxy, then coating the insulation for an inch up from where they came <br clear="none"></div><div dir="ltr">out of  the epoxy, & over the epoxy with a 2 part heat activated pvc glue that <br clear="none"></div><div dir="ltr">they use on inflatable boats. This glue worked a lot better on the pvc insulation<br clear="none"></div><div dir="ltr">than several others I tried like E61000 (supposed to be better than shoe goo),<br clear="none"></div><div dir="ltr">3M 5200 & polyurethane.<br clear="none"></div><div dir="ltr">Over this, to tidy it up & act as a cable support, I moulded polyurethane.<br clear="none"></div><div dir="ltr">In the attached photos the white ptfe gasket that the lens sits on looks wet<br clear="none"></div><div dir="ltr">but it is just the compression of the lens against the gasket. I don't like this<br clear="none"></div><div dir="ltr">from a cosmetic point & may change it. The 2 objects with the light are the<br clear="none"></div><div dir="ltr">male mould for the polyurethane cable support & the silicone mould for the <br clear="none"></div><div dir="ltr">same.<br clear="none"></div><div dir="ltr">Alan</div><br clear="none"><br clear="none"><br clear="none"></div></div>Sent from my iPad__________________________ _____________________<br clear="none">Personal_Submersibles mailing list<br clear="none"><a rel="nofollow" shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" target="_blank" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs. org</a><br clear="none"><a rel="nofollow" shape="rect" target="_blank" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles">http://www.psubs.org/mailman/ listinfo.cgi/personal_ submersibles</a><br clear="none"><br clear="none"><br clear="none"></div>  </div> </div>  </div></div></div><br clear="none">______________________________ _________________<br clear="none">
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