X-Virus-Scanned: clean according to Sophos on Logan.com X-SpamCatcher-Score: 30 [X] Return-Path: Received: from fed1rmmtao09.cox.net ([68.230.241.30] verified) by logan.com (CommuniGate Pro SMTP 5.1.5) with ESMTP id 1781130 for flyrotary@lancaironline.net; Sun, 21 Jan 2007 11:18:51 -0500 Received-SPF: none receiver=logan.com; client-ip=68.230.241.30; envelope-from=alventures@cox.net Received: from fed1rmimpo01.cox.net ([70.169.32.71]) by fed1rmmtao09.cox.net (InterMail vM.6.01.06.03 201-2131-130-104-20060516) with ESMTP id <20070121161802.EIPD18767.fed1rmmtao09.cox.net@fed1rmimpo01.cox.net> for ; Sun, 21 Jan 2007 11:18:02 -0500 Received: from BigAl ([72.192.132.90]) by fed1rmimpo01.cox.net with bizsmtp id DsH71W0091xAn3c0000000; Sun, 21 Jan 2007 11:17:07 -0500 From: "Al Gietzen" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] alcohol in fuel Date: Sun, 21 Jan 2007 08:18:16 -0800 Message-ID: <002d01c73d77$c1b49b70$6400a8c0@BigAl> MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_002E_01C73D34.B3915B70" X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook, Build 10.0.6626 Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 This is a multi-part message in MIME format. ------=_NextPart_000_002E_01C73D34.B3915B70 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Al W wrote: =20 After flying for six years, finally removed and disassembled my glass = and foam header tank. During those six years I periodically used ethanol = fuel and whatever. Always used auto fuel. No evidence of degradation of any component....soft aluminum, foam, epoxy. All looks perfect.=20 =20 That's good news. =20 Just a reminder, all epoxy that is fuel exposed must be high ratio type. Like 4 to 1. 50/50 ratio epoxies can NOT handle "fuel" over time. =20 That's bad news. Should I conclude from this that EZ-poxy (44-56 by = weight) will NOT handle fuel with ethanol? I assume when you say "fuel" you = mean fuel with ethanol, since experience has shown that EZ-poxy has handled = auto fuel for periods of 15 years in some EZs. =20 Al G =20 ------=_NextPart_000_002E_01C73D34.B3915B70 Content-Type: text/html; charset="us-ascii" Content-Transfer-Encoding: quoted-printable

Al W = wrote:

 

After flying for six years, finally removed and disassembled my glass = and

foam header tank. During those six years I periodically used ethanol = fuel

and whatever. Always used auto fuel.  No evidence of degradation of = any

component....soft aluminum, foam, epoxy. All looks perfect.

 

That’s = good news.

 

Just a reminder, all epoxy that is fuel exposed must be high ratio = type.

Like 4 to 1.   50/50 ratio epoxies can NOT handle = “fuel” over time.

 

That’s = bad news.  Should I conclude from this that EZ-poxy (44-56 by weight) = will NOT handle fuel with ethanol?  I assume when you say “fuel” = you mean fuel with ethanol, since experience has shown that EZ-poxy has = handled auto fuel for periods of 15 years in some EZs.

 

Al = G

 

------=_NextPart_000_002E_01C73D34.B3915B70--