Return-Path: Sender: (Marvin Kaye) To: flyrotary@lancaironline.net Date: Tue, 06 Jan 2004 16:32:22 -0500 Message-ID: X-Original-Return-Path: Received: from cardinal.mail.pas.earthlink.net ([207.217.121.226] verified) by logan.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 2919902 for flyrotary@lancaironline.net; Tue, 06 Jan 2004 14:02:25 -0500 Received: from user-2injrjh.dialup.mindspring.com ([165.121.238.113] helo=Carol) by cardinal.mail.pas.earthlink.net with smtp (Exim 3.33 #1) id 1AdwT0-0000bM-00 for flyrotary@lancaironline.net; Tue, 06 Jan 2004 11:02:15 -0800 X-Original-Message-ID: <001201c3d487$9abf2f00$0000a398@Carol> From: "sqpilot@earthlink" X-Original-To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: exhaust heat shield X-Original-Date: Tue, 6 Jan 2004 13:02:16 -0600 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_000F_01C3D455.4F2A5970" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2720.3000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2727.1300 This is a multi-part message in MIME format. ------=_NextPart_000_000F_01C3D455.4F2A5970 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageHi, Rusty....here is another heat resistant (up to 2000 degrees) = material. check out www.bakerprecision.com/insulat.htm 40 inches wide, = sold by the foot for $20.00 per lineal foot. Hope this helps? Paul = Conner ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Monday, January 05, 2004 2:46 PM Subject: [FlyRotary] Re: exhaust heat shield Best bet might be a layer of thin SS; backed up with a insulating = material such as Koolmat, or a couple layers of Al foil on the cool = side. For really close to the hottest part of the exhaust; Koolmat = makes a multifoil inconel mat that should be good to close to 2000F. Of = course it is expensive. Al=20 Thanks for the Koolmat pointer. The inconel stuff you mentioned is = good for 2500 degrees, and (only ) costs $1.00 per square inch. Even = at that price, it might be just the ticket for one engine mount tube, = and a small area of cowl next to the exhaust pipes. =20 Thanks, Rusty=20 ------=_NextPart_000_000F_01C3D455.4F2A5970 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Hi, Rusty....here is another heat = resistant (up to=20 2000 degrees) material. check out www.bakerprecision.com= /insulat.htm =20 40 inches wide, sold by the foot for $20.00 per lineal foot. Hope this=20 helps?  Paul Conner
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Monday, January 05, 2004 = 2:46=20 PM
Subject: [FlyRotary] Re: = exhaust heat=20 shield

Best bet might be a layer of thin SS; backed up with = a=20 insulating material such as Koolmat, or a couple layers of Al foil on = the cool=20 side.  For really close to the hottest part of the exhaust; = Koolmat makes=20 a multifoil inconel mat that should be good to close to 2000F.  = Of course=20 it is expensive.

Al

 

Thanks for the Koolmat = pointer.  The=20 inconel stuff you mentioned is good for 2500 degrees, and (only = <g>)=20 costs $1.00 per square inch.  Even at that price, it might be = just the=20 ticket for one engine mount tube, and a small area of cowl = next to=20 the exhaust pipes. 

Thanks,
Rusty 
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