X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from [24.25.9.103] (HELO ms-smtp-04-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 910596 for flyrotary@lancaironline.net; Thu, 21 Apr 2005 17:36:21 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.103; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-185-127.carolina.res.rr.com [24.74.185.127]) by ms-smtp-04-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id j3LLZYL5029610 for ; Thu, 21 Apr 2005 17:35:35 -0400 (EDT) Message-ID: <000801c546ba$10810740$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Aeroturbine muffler Date: Thu, 21 Apr 2005 17:35:38 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0005_01C54698.89173520" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0005_01C54698.89173520 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageMark it reminds me a bit of some of the "inserts" you can put in = your header. I tried some in my turbo block headers and while they did = lower the noise and I was initially pleased, the shock wave of the = exhaust reduced the mild steel they were fabricated from to small pieces = within a month. No question the muffler insert would probably withstand = the heat being ceramic - but, I would wonder about the shock. This is = the shock that reduced some of my early SS fishtail tube attachments to = fragments in a few minutes of WOT - pieces missing, gone like something = had bit them out. All due to metal fatigue. Ed ----- Original Message -----=20 From: Mark R Steitle=20 To: Rotary motors in aircraft=20 Sent: Thursday, April 21, 2005 5:28 PM Subject: [FlyRotary] Re: Aeroturbine muffler Rusty, According to their website, it sure does, "Easily replaceable = aerospace ceramic muffling cartridge" But hey, its "aerospace" grade ceramic. =20 =20 Mark=20 -------------------------------------------------------------------------= ----- From: Rotary motors in aircraft [mailto:flyrotary@lancaironline.net] = On Behalf Of Russell Duffy Sent: Thursday, April 21, 2005 4:20 PM To: Rotary motors in aircraft Subject: [FlyRotary] Re: Aeroturbine muffler =20 More info available at = http://www.pickupspecialties.com/Aero_Turbine/aeroturbine_mufflers.htm. = Comments??? =20 Mark S. =20 =20 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 =20 It sounds like there's either ceramic, or stainless packing in the = Burns muffler though, and no lifetime warranty. =20 =20 Rusty (off to do another 30 minute test for oil leakage)=20 ------=_NextPart_000_0005_01C54698.89173520 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message=
Mark it reminds me a bit of some of the = "inserts"=20 you can put in your header.  I tried some in my turbo block headers = and=20 while they did lower the noise and I was initially pleased,  = the shock=20 wave of the exhaust reduced the mild steel they were fabricated from to = small=20 pieces within a month.  No question the muffler insert would = probably=20 withstand the heat being ceramic - but, I would wonder about the = shock. =20 This is the shock that reduced some of my early SS fishtail tube = attachments to=20 fragments in a few minutes of WOT - pieces missing, gone like something = had bit=20 them out.  All due to metal fatigue.
 
Ed
----- Original Message -----
From:=20 Mark R Steitle =
Sent: Thursday, April 21, 2005 = 5:28=20 PM
Subject: [FlyRotary] Re: = Aeroturbine=20 muffler

Rusty,

According = to their=20 website, it sure does, <snip> =93Easily = replaceable=20 aerospace ceramic muffling cartridge=94

But hey, = its=20 =93aerospace=94 grade ceramic. 

 

Mark=20

From:=20 Rotary motors in aircraft = [mailto:flyrotary@lancaironline.net] On=20 Behalf Of Russell Duffy
Sent: Thursday, April 21, 2005 = 4:20=20 PM
To: = Rotary motors in aircraft
Subject: [FlyRotary] Re: = Aeroturbine=20 muffler

 

More info available at = http://www.pickupspecialties.com/Aero_Turbine/aeroturbine_mufflers= .htm.=20  Comments???

 

Mark=20 S.

 

 

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

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

 

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

 

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

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