<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px"><div><span>Hi Mark,</span></div><div id="yui_3_16_0_1_1451575690255_4863"><span>Thanks for the idea- there is a good video on youtube out of China about that process, and it works well.</span></div><div id="yui_3_16_0_1_1451575690255_4863"><span>Hank</span></div> <div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 12px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"><font size="2" face="Arial"> On Thursday, December 31, 2015 6:43 AM, Marc de Piolenc via Personal_Submersibles <personal_submersibles@psubs.org> wrote:<br></font></div> <br><br> <div class="y_msg_container">There might be an easier way. Some time ago a company sold an <br clear="none">electroplating kit in which the workpiece did not have to be submerged <br clear="none">in a container of electrolyte. Instead, the electrolyte was carried on a <br clear="none">metal brush which was one of the electrodes, and simply plated over from <br clear="none">the brush to the workpiece. This was primarily for retouching old <br clear="none">plating jobs, like re-chroming a scratch on a bumper, but...<br clear="none"><br clear="none">Might be worth a try.<br clear="none"><br clear="none">Marc<br clear="none"><br clear="none">On 12/31/2015 9:26 PM, hank pronk via Personal_Submersibles wrote:<br clear="none">> Brian,<br clear="none">> Gamma came with cork gaskets from the factory. I remember how to<br clear="none">> electroplate from school science class. Yes I will hang the sub upside<br clear="none">> down in a shallow vat with a solution for copper plating then clean and<br clear="none">> do the same for nickel. There are youtube video's that show it real<br clear="none">> well. My wife is watching for pre 1982 Canadian nickels at the bank<br clear="none">> because they are 99.97 percent pure nickel and will be the donor<br clear="none">> material for plating.<br clear="none">> I am not crome plating a Harly Davidson here, just looking for an easy<br clear="none">> corrosion barrier, it will be fun to try :-)<br clear="none">> Hank<br clear="none">><br clear="none">><br clear="none">> On Thursday, December 31, 2015 3:01 AM, James Frankland via<br clear="none">> Personal_Submersibles <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none">><br clear="none">><br clear="none">> Hi Brian,<br clear="none">> Hank has already said it but the epdm doesn't seem so good. I went with<br clear="none">> it because that's what it said in the Stachiw book. I tested my dome to<br clear="none">> 60 meters (200 feet) and although I couldn't see it, the rubber had<br clear="none">> obviously extruded quite a lot due to the amount of silicone squeezed<br clear="none">> out. Also, on my forward main tank, I have "windows" that are mounted<br clear="none">> on epdm seats. They are not pressure windows, just covers but they<br clear="none">> still need to seal the main tank. When I tighten the 8 bolts, the epdm<br clear="none">> extrudes maybe up to 5mm in places and I have to go around and trim it<br clear="none">> off. And they leaked before I sealed them permanently with sikaflex.<br clear="none">> Hank tested the neoprene\cork blend I sent him and it tested out much<br clear="none">> better. Im changing my dome mount to have that instead.<br clear="none">> Perhaps if you used a harder EPDM it might be ok? The one I have is 70<br clear="none">> shore.<br clear="none">> I think a lot of people just sit the acrylic straight on the seat as<br clear="none">> well. I would probably just do that now with my dome, but I cannot as<br clear="none">> the retaining ring seal is designed for the 1mm gasket underneath. I am<br clear="none">> changing the seat for 1mm neoprene\cork gasket in a few weeks time.<br clear="none">> Kind Regards<br clear="none">> James<br clear="none">><br clear="none">> On 31 December 2015 at 02:27, Brian Cox via Personal_Submersibles<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>> wrote:<br clear="none">><br clear="none">> I think you're the only one who uses cork, Stachiw shows "rubber"<br clear="none">> and I've seen many subs with rubber products, I'll just have to<br clear="none">> find a gnarly glue, I think silicone might work. How do you know<br clear="none">> how to do electroplating? don't you have to dip the whole thing<br clear="none">> into a solution and then run a current through it?<br clear="none">> Brian<br clear="none">><br clear="none">> --- <a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none">><br clear="none">> From: hank pronk via Personal_Submersibles<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> To: Personal Submersibles General Discussion<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> Subject: Re: [PSUBS-MAILIST] electro plating<br clear="none">> Date: Wed, 30 Dec 2015 22:43:28 +0000 (UTC)<br clear="none">><br clear="none">> Brian,<br clear="none">> I tested EPDM in my port test chamber with contact cement and it<br clear="none">> extruded, rubber extrudes man. Gamma has cork<br clear="none">> Hank<br clear="none">><br clear="none">><br clear="none">> On Wednesday, December 30, 2015 3:29 PM, Brian Cox via<br clear="none">> Personal_Submersibles <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>> wrote:<br clear="none">><br clear="none">><br clear="none">> Oh, pg 237 : To minimize lateral extrusion under compression they<br clear="none">> should be securely bonded with contact cement to the bearing support<br clear="none">> seat in the flange.<br clear="none">> Brian Cox<br clear="none">><br clear="none">> --- <a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none">><br clear="none">> From: Brian Cox via Personal_Submersibles<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> To: "Personal Submersibles General Discussion"<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> Subject: Re: [PSUBS-MAILIST] electro plating<br clear="none">> Date: Wed, 30 Dec 2015 14:23:28 -0800<br clear="none">><br clear="none">> Hank,<br clear="none">> I don't remember anything in the Stachiw book about an<br clear="none">> extruding problem, I'll have to check again. They designate<br clear="none">> various gasket material and thickness, and they call for neoprene,<br clear="none">> and some others, I'm using EPDM.<br clear="none">> Brian<br clear="none">><br clear="none">> --- <a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none">><br clear="none">> From: hank pronk via Personal_Submersibles<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> To: Personal Submersibles General Discussion<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> Subject: Re: [PSUBS-MAILIST] electro plating<br clear="none">> Date: Wed, 30 Dec 2015 21:51:36 +0000 (UTC)<br clear="none">><br clear="none">> Hi Brian,<br clear="none">> Yes I could overlay weld ss, but that is a ton of work compared to<br clear="none">> electroplating.<br clear="none">> Yes your Gasket will extrude if you use rubber. I just did some<br clear="none">> compression testing for a Psub member with cork he supplied. The<br clear="none">> cork compresses .03 inch and stays compressed and does not extrude.<br clear="none">> I tested the cork material to 1,555 psi.<br clear="none">> Hank<br clear="none">><br clear="none">><br clear="none">> On Wednesday, December 30, 2015 11:52 AM, Brian Cox via<br clear="none">> Personal_Submersibles <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>> wrote:<br clear="none">><br clear="none">><br clear="none">> You could lay some stainless weld over the entire area and then<br clear="none">> machine it flat.<br clear="none">> Brian Cox<br clear="none">><br clear="none">> --- <a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>> wrote:<br clear="none">><br clear="none">> From: hank pronk via Personal_Submersibles<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> To: Personal Submersibles General Discussion<br clear="none">> <<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a><br clear="none">> <mailto:<a shape="rect" ymailto="mailto:personal_submersibles@psubs.org" href="mailto:personal_submersibles@psubs.org">personal_submersibles@psubs.org</a>>><br clear="none">> Subject: [PSUBS-MAILIST] electro plating<br clear="none">> Date: Wed, 30 Dec 2015 13:45:03 +0000 (UTC)<br clear="none">><br clear="none">> Hi All,<br clear="none">> Has anyone looked at electro plating a hatch and land mating<br clear="none">> surface. That is my plan, first copper, then nickel. I can do it<br clear="none">> myself at home.<br clear="none">> Hank<br clear="none">> _______________________________________________<br clear="none">> Personal_Submersibles mailing list <a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a><br clear="none">> <a shape="rect" href="http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles" target="_blank">http://www.psubs.org/mailman/listinfo.cgi/personal_submersibles</a><br clear="none">><br clear="none">> _______________________________________________<br clear="none">> Personal_Submersibles mailing list<br clear="none">> <a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a> <mailto:<a shape="rect" ymailto="mailto:Personal_Submersibles@psubs.org" href="mailto:Personal_Submersibles@psubs.org">Personal_Submersibles@psubs.org</a>><br clear="none">> 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