X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail15.syd.optusnet.com.au ([211.29.132.196] verified) by logan.com (CommuniGate Pro SMTP 5.1c.4) with ESMTPS id 1412232 for flyrotary@lancaironline.net; Wed, 20 Sep 2006 17:15:07 -0400 Received-SPF: none receiver=logan.com; client-ip=211.29.132.196; envelope-from=lendich@optusnet.com.au Received: from george (d58-104-170-252.dsl.nsw.optusnet.com.au [58.104.170.252]) by mail15.syd.optusnet.com.au (8.12.11/8.12.11) with SMTP id k8KLELCV001933 for ; Thu, 21 Sep 2006 07:14:22 +1000 Message-ID: <004501c6dcf9$beefecc0$fcaa683a@george> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] finned aluminum sheets? Date: Thu, 21 Sep 2006 07:14:21 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0042_01C6DD4D.8FB4AA00" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.2180 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 X-Antivirus: avast! (VPS 0638-0, 19/09/2006), Outbound message X-Antivirus-Status: Clean This is a multi-part message in MIME format. ------=_NextPart_000_0042_01C6DD4D.8FB4AA00 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MessageRusty, PL found some good ones Rusty, so assume there available on the = internet. George (down under) ----- Original Message -----=20 From: Russell Duffy=20 To: Rotary motors in aircraft=20 Sent: Thursday, September 21, 2006 1:23 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_0042_01C6DD4D.8FB4AA00 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message
Rusty,
PL found some good ones Rusty, so = assume there=20 available on the internet.
George (down under)
 
----- Original Message -----
From:=20 Russell=20 Duffy
Sent: Thursday, September 21, = 2006 1:23=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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