X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Wed, 11 Jan 2012 12:28:53 -0500 Message-ID: X-Original-Return-Path: Received: from elasmtp-dupuy.atl.sa.earthlink.net ([209.86.89.62] verified) by logan.com (CommuniGate Pro SMTP 5.4.3) with ESMTP id 5346159 for lml@lancaironline.net; Wed, 11 Jan 2012 10:50:07 -0500 Received-SPF: none receiver=logan.com; client-ip=209.86.89.62; envelope-from=colyncase@earthlink.net DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=dk20050327; d=earthlink.net; b=KVhsM71dTyCZRNyf7rTbQiyXJQ0cBNjOJkr4AY6r76psSulHGF2d/onvsFEGrR7m; h=Received:From:Mime-Version:Content-Type:Subject:Date:In-Reply-To:To:References:Message-Id:X-Mailer:X-ELNK-Trace:X-Originating-IP; Received: from [72.73.82.72] (helo=[192.168.1.24]) by elasmtp-dupuy.atl.sa.earthlink.net with esmtpa (Exim 4.67) (envelope-from ) id 1Rl0Qb-0000Q4-I8 for lml@lancaironline.net; Wed, 11 Jan 2012 10:49:29 -0500 From: Colyn Case Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: multipart/alternative; boundary=Apple-Mail-40-97417943 Subject: Re: [LML] Re: Ceramic exhaust coatings X-Original-Date: Wed, 11 Jan 2012 10:49:28 -0500 In-Reply-To: X-Original-To: "Lancair Mailing List" References: X-Original-Message-Id: X-Mailer: Apple Mail (2.1084) X-ELNK-Trace: 63d5d3452847f8b1d6dd28457998182d7e972de0d01da9404758e4674d3e5ad92ef10d85cd2194a3350badd9bab72f9c350badd9bab72f9c350badd9bab72f9c X-Originating-IP: 72.73.82.72 --Apple-Mail-40-97417943 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Wow. if only you had told me not to do that! btw What heat muff? ;-) a point I forgot to make is that aircraft exhaust is very thin metal = compared to auto, which is why jet hot isn't more careful... Skip - have you inspected your turbine wheels to find the alleged damage = from ceramic flaking off and hitting the blades? Colyn On Jan 11, 2012, at 10:13 AM, Skip Slater wrote: I had the same experience as Colyn when I had my pipes coated on my ES. = I sent my exhaust to Jet Hot (which is primarily for cars) and when I = got it back, some joints were a little loose but others wouldn't fit at = all. I don't know how they did it, but some of the joints were visibly = out of round. I had to take them to another shop to try to get them = bent back into shape, which resulted in slightly leaky joints. = Eventually, I had to have a new exhaust made. I took the new pipes to = Olympic Coatings in Escondido and had their gray high temp coating put = on. Several years and a few hundred hours later, it's still going = strong. I had both the inside and outside of the pipes done, however = it's important to remember NOT to coat the pipe running through the heat = muff. Doing so will greatly reduce the heat transfer. Skip Slater N540ES=20 --Apple-Mail-40-97417943 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Wow.   if only you had told me not to do = that!
btw What heat muff? ;-)

a point I = forgot to make is that aircraft exhaust is very thin metal compared to = auto, which is why jet hot isn't more = careful...

Skip - have you inspected your = turbine wheels to find the alleged damage from ceramic flaking off and = hitting the = blades?

Colyn


=
On Jan 11, 2012, at 10:13 AM, Skip Slater wrote:

I had the same experience as Colyn when I had my pipes = coated on my ES.  I sent my exhaust to Jet Hot (which is = primarily for cars) and when I got it back, some joints were a = little loose but others wouldn't fit at all.  I don't know how they = did it, but some of the joints were visibly out of round.  I had to = take them to another shop to try to get them bent back into shape, which = resulted in slightly leaky joints.  Eventually, I had to have a new = exhaust made.  I took the new pipes to = Olympic Coatings in Escondido and had their gray high temp = coating put on.  Several years and a few hundred hours later, it's = still going strong.  I had both the inside and outside of the pipes = done, however it's important to remember NOT to coat the pipe running = through the heat muff.  Doing so will greatly reduce the heat = transfer.
   = Skip Slater
   = N540ES 

= --Apple-Mail-40-97417943--