X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from sccrmhc12.comcast.net ([204.127.202.56] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 910648 for flyrotary@lancaironline.net; Thu, 21 Apr 2005 18:24:04 -0400 Received-SPF: none receiver=logan.com; client-ip=204.127.202.56; envelope-from=bhcishere@comcast.net Received: from theboss (c-66-229-206-27.hsd1.ca.comcast.net[66.229.206.27]) by comcast.net (sccrmhc12) with SMTP id <20050421222303012004p6a5e>; Thu, 21 Apr 2005 22:23:03 +0000 Message-ID: <088c01c546c0$fa2f5bc0$1e2dfea9@madhouse.home> From: "Bryan" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Aeroturbine muffler Date: Thu, 21 Apr 2005 15:25:08 -0700 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0889_01C54686.4D7D0C90" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1478 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1478 This is a multi-part message in MIME format. ------=_NextPart_000_0889_01C54686.4D7D0C90 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageRusty, I spoke with the engineer at Burns about their mufflers a couple months = ago. The guy told my that I would be better off finding something made = for the rotary. He said their mufflers will not hold up to the exhaust = pulses of the rotary engine!!! Bryan Looks pretty interesting. I need a small, lightweight muffler for the = single rotor project, and have been thinking of these: http://www.burnsstainless.com/UltraliteMuffler/ultralitemuffler.html It sounds like there's either ceramic, or stainless packing in the = Burns muffler though, and no lifetime warranty. =20 Rusty (off to do another 30 minute test for oil leakage)=20 ------=_NextPart_000_0889_01C54686.4D7D0C90 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Rusty,
 
I spoke with the engineer at Burns = about their=20 mufflers a couple months ago.  The guy told my that I would be = better off=20 finding something made for the rotary.  He said their mufflers will = not=20 hold up to the exhaust pulses of the rotary engine!!!
 
Bryan
 

 

Looks = pretty interesting.  I=20 need a small, lightweight muffler for the single rotor project, = and have=20 been thinking of these:

http://www.burnsstainless.com/UltraliteMuffler/ultralitemuffler.html=

 

It sounds like = there's either=20 ceramic, or stainless packing in the Burns muffler though, and no = lifetime warranty.  

 

Rusty (off to do another 30 = minute test=20 for oil leakage) 

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