X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from ms-smtp-04.southeast.rr.com ([24.25.9.103] verified) by logan.com (CommuniGate Pro SMTP 5.1c.4) with ESMTP id 1411799 for flyrotary@lancaironline.net; Wed, 20 Sep 2006 11:34:57 -0400 Received-SPF: pass receiver=logan.com; client-ip=24.25.9.103; envelope-from=eanderson@carolina.rr.com Received: from edward2 (cpe-024-074-110-158.carolina.res.rr.com [24.74.110.158]) by ms-smtp-04.southeast.rr.com (8.13.6/8.13.6) with SMTP id k8KFXol1026344 for ; Wed, 20 Sep 2006 11:33:52 -0400 (EDT) Message-ID: <000701c6dcca$5437ded0$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] finned aluminum sheets? Date: Wed, 20 Sep 2006 11:34:57 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0004_01C6DCA8.CCE36970" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2869 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2962 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0004_01C6DCA8.CCE36970 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageRusty, here is a source of double sided finned aluminum - might = be too heavy but you can get them 9" wide and I presume feet long. http://www.wakefield.com/extrusions/index.cfm Ed ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Wednesday, September 20, 2006 11:26 AM Subject: [FlyRotary] finned aluminum sheets? Greetings, As I pre-think some things I want to try next, one of the thoughts is = to make the oil pan into a significant oil cooler if possible. My = proposed single rotor applications will have the engine out in the = breeze, so it seems worthwhile to try to get as much cooling as possible = from the airflow. =20 The best way I can think of to do this would be to use a thin aluminum = plate for at least the bottom of the pan. Ideally, it would have = heatsink fins on both sides (milled away for the pickup tube on the = inside). Has anyone ever seen aluminum with fins on both sides? Does = anyone have a good source for finned aluminum of any type? =20 Thanks, Rusty (sure don't want to mill my own) ------=_NextPart_000_0004_01C6DCA8.CCE36970 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Rusty, here is a source of double sided finned = aluminum -=20 might be too heavy but you can get them 9" wide and I presume feet=20 long.
 
http://www.wakefie= ld.com/extrusions/index.cfm
 
Ed
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Wednesday, September 20, = 2006 11:26=20 AM
Subject: [FlyRotary] finned = aluminum=20 sheets?

Greetings,
 
As I = pre-think some=20 things I want to try next, one of the thoughts is to make the oil pan = into a=20 significant oil cooler if possible.  My proposed single rotor=20 applications will have the engine out in the breeze, so it seems = worthwhile to=20 try to get as much cooling as possible from the airflow. =20
 
The best way = I can think=20 of to do this would be to use a thin aluminum plate for at least the = bottom of=20 the pan.  Ideally, it would have heatsink fins on both sides = (milled=20 away for the pickup tube on the inside).   Has anyone ever = seen=20 aluminum with fins on both sides?  Does anyone have a good = source=20 for finned aluminum of any type?  
 
Thanks,
Rusty (sure = don't want to=20 mill my own)
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