Return-Path: Received: from corpprd-pxy2.canfor.ca ([198.162.160.3] verified) by logan.com (CommuniGate Pro SMTP 4.1b7) with ESMTP id 2406041 for flyrotary@lancaironline.net; Sat, 07 Jun 2003 00:15:33 -0400 Received: from exchange.canfor.ca (mail.canfor.ca [198.162.162.49]) by corpprd-pxy2.canfor.ca (Build 103 8.9.3p2/NT-8.9.3) with ESMTP id VAA32298 for ; Fri, 06 Jun 2003 21:15:32 -0700 Received: by mail.canfor.ca with Internet Mail Service (5.5.2653.19) id ; Fri, 6 Jun 2003 21:15:32 -0700 Message-ID: <1F17B59A61D4194095359264D24D22A2708BC7@mailman.canfor.ca> From: "Bartrim, Todd" To: "'Rotary motors in aircraft'" Subject: RE: [FlyRotary] Re: Holy #!@$?, It's Alive! Date: Fri, 6 Jun 2003 21:15:31 -0700 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2653.19) Content-Type: multipart/alternative; boundary="----_=_NextPart_001_01C32CAB.6F7C4230" This message is in MIME format. Since your mail reader does not understand this format, some or all of this message may not be legible. ------_=_NextPart_001_01C32CAB.6F7C4230 Content-Type: text/plain > How did you weld the inner baffles to the outside can? > > re > > Marko > > With a fair degree of difficulty. I made the box as a three sided with a lip on each side of the fourth side (to reduce warping), then slid in the coil baffles one at a time and welded them in by spot welding in intervals, before sliding in the next one. To be honest, I had my doubts at first as to my ability to get adequate weld around the circumference of the baffles, however after a little cursing on each one, I feel I had more than succeeded. After all baffles were securely in place, it was a simple matter to weld on the top & ends. While I've not actually used it yet, I'm certain it will hold up. As soon as I receive my 321SS I will weld my pipe and a new muffler. I may try running with this muffler, just to hear how it sounds compared to the smaller one that I propose. S. Todd Bartrim Turbo 13B rotary powered RX-9endurance (FWF) C-FSTB (reserved) http://www3.telus.net/haywire/RV-9/C-FSTB.htm "Imagination is more important than knowledge" -Albert Einstein ------_=_NextPart_001_01C32CAB.6F7C4230 Content-Type: text/html Content-Transfer-Encoding: quoted-printable RE: [FlyRotary] Re: Holy #!@$?, It's Alive!

    How did you weld the inner baffles to = the outside can?

    re

    Marko


With a fair degree of difficulty. I = made the box as a three sided with a lip on each side of the fourth = side (to reduce warping), then slid in the coil baffles one at a time = and welded them in by spot welding in intervals, before sliding in the = next one. To be honest, I had my doubts at first as to my ability to = get adequate weld around the circumference of the baffles, however = after a little cursing on each one, I feel I had more than succeeded. = After all baffles were securely in place, it was a simple matter to = weld on the top & ends. While I've not actually used it yet, I'm = certain it will hold up. As soon as I receive my 321SS I will weld my = pipe and a new muffler. I may try running with this muffler, just to = hear how it sounds compared to the smaller one that I = propose.

S. Todd Bartrim
Turbo 13B rotary powered
RX-9endurance (FWF)
C-FSTB (reserved)
http://www3.telus.net/haywire/RV-9/C-FSTB.htm

        "Imagination is more important than = knowledge"
        =         =         =         =         -Albert Einstein


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