X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imf25aec.mail.bellsouth.net ([205.152.59.73] verified) by logan.com (CommuniGate Pro SMTP 5.1c.3) with ESMTP id 1350580 for flyrotary@lancaironline.net; Sun, 27 Aug 2006 00:49:07 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.152.59.73; envelope-from=bobperk@bellsouth.net Received: from ibm69aec.bellsouth.net ([68.19.253.2]) by imf25aec.mail.bellsouth.net with ESMTP id <20060827044813.BOWI249.imf25aec.mail.bellsouth.net@ibm69aec.bellsouth.net> for ; Sun, 27 Aug 2006 00:48:13 -0400 Received: from HpPavilion310n ([68.19.253.2]) by ibm69aec.bellsouth.net with ESMTP id <20060827044812.KSZB6857.ibm69aec.bellsouth.net@HpPavilion310n> for ; Sun, 27 Aug 2006 00:48:12 -0400 From: "Bob Perkinson" To: "Rotary motors in aircraft" Subject: RE: [FlyRotary] Re: Exhaust systems Date: Sat, 26 Aug 2006 23:48:10 -0500 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.2416 (9.0.2910.0) Importance: Normal In-Reply-To: X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 The ceramic would need to be strengthen like concrete with some type of = reinforcing running through it. Stainless steel mesh wire and Stainless = steel stand offs connected to the reinforcement just might just be the = ticket. It could be cast in several pieces and wired in place Bob Perkinson Hendersonville, TN. RV9 N658RP Reserved If nothing changes Nothing changes =20 Al=20 I'm not suggesting to build an exhaust manifold out of it. I'm saying = build a hollow casing in witch to run your exhaust pipes thru it keeping = the radiant temp down. Might even be able to use aluminum as a = "flashing" to support the ceramic if it needed it. Tony =20 -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/