X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [64.12.137.3] (HELO imo-m22.mail.aol.com) by logan.com (CommuniGate Pro SMTP 5.1.10) with ESMTP id 2121062 for flyrotary@lancaironline.net; Wed, 20 Jun 2007 10:44:09 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.3; envelope-from=Lehanover@aol.com Received: from Lehanover@aol.com by imo-m22.mx.aol.com (mail_out_v38_r9.2.) id q.bff.1967eee9 (65097) for ; Wed, 20 Jun 2007 10:41:57 -0400 (EDT) From: Lehanover@aol.com Message-ID: Date: Wed, 20 Jun 2007 10:41:56 EDT Subject: Re: [FlyRotary] Re: PP construction methods To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1182350516" X-Mailer: 9.0 Security Edition for Windows sub 5366 X-Spam-Flag: NO -------------------------------1182350516 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 6/20/2007 9:54:57 A.M. Eastern Daylight Time, unicorn@gdsys.net writes: Greetings, One of the things that's always bothered me about making a PP housing is leakage. I've heard very experienced folks say that eventually, any PP housing you make will leak, and it's easy for me to imagine that happening. I don't think I've heard the same thing about factory housings though. How are the ports installed in the factory PP housing? I never came up with leaking as a problem. After the tube is inserted through the housing, the whole thing is filled solid with epoxy. No water is in the housing to leak anywhere. If you like, you could also fill adjacent irons areas with epoxy so there would be no coolant there. I never had epoxy in the runners come loose. I drilled a few holes through the port floor into the coolant chambers to help lock in the epoxy. Never had a leak. Lynn E. Hanover ************************************** See what's free at http://www.aol.com. -------------------------------1182350516 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 6/20/2007 9:54:57 A.M. Eastern Daylight Time,=20 unicorn@gdsys.net writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>
Greetings,
 
One of the things= that's=20 always bothered me about making a PP housing is leakage.  I've heard=20= very=20 experienced folks say that eventually, any PP housing you make will leak,=20= and=20 it's easy for me to imagine that happening.  I don't think I've=20 heard the same thing about factory housings though.  How are the ports installed=20= in the=20 factory PP housing? 
I never came up with leaking as a problem. After the tube is inserted=20 through the housing, the whole thing is filled solid with epoxy. No water is= in=20 the housing to leak anywhere.
 
If you like, you could also fill adjacent irons areas with epoxy so the= re=20 would be no coolant there. I never had epoxy in the runners come loose. I=20 drilled a few holes through the port floor into the coolant chambers to help= =20 lock in the epoxy. Never had a leak.
 
Lynn E. Hanover



See w= hat's free at AOL.= com.
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