X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from rwcrmhc12.comcast.net ([216.148.227.152] verified) by logan.com (CommuniGate Pro SMTP 5.0.4) with ESMTP id 885637 for flyrotary@lancaironline.net; Fri, 16 Dec 2005 22:07:48 -0500 Received-SPF: none receiver=logan.com; client-ip=216.148.227.152; envelope-from=jesse@jessfarr.com Received: from office5 (pcp04959909pcs.midval01.tn.comcast.net[68.59.199.44]) by comcast.net (rwcrmhc12) with SMTP id <20051217030704014008f2o1e>; Sat, 17 Dec 2005 03:07:04 +0000 Message-ID: <009601c602b6$f364c9d0$057ba8c0@farr.com> From: "jesse farr" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: cowl Date: Fri, 16 Dec 2005 22:07:01 -0500 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0093_01C6028D.0A394ED0" 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 This is a multi-part message in MIME format. ------=_NextPart_000_0093_01C6028D.0A394ED0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable I used to buy 4' x 8' sheets of urethane that came in 2" and 4" = thickness. It was used for ceiling and wall construction in freezers. I = have seen thicker blocks of the stuff. It was also available as pouring, = moulding and mix and spray material. It should still be available. It = was fairly large celled, real brittle, as the man said, cut and formed = rather easily; but, had almost no strength. It also was flamable as = heck. Took to being painted with latex and sheetrock topping mixture = real well. This sanded almost as easy as the foam.=20 jofarr, soddy tn ----- Original Message -----=20 From: Joe Hull=20 To: Rotary motors in aircraft=20 Sent: Thursday, December 15, 2005 5:41 PM Subject: [FlyRotary] Re: cowl If you really want to make quick work of shaping your cowl get some = Urethane foam from you local roofing supplier or florist (used in the = bottom of vases to hold flowers). It's a really light weight and brittle = foam that you can sand my just looking at it (well almost). It can be = shaped really quickly - but you need to be really careful with hitting = or touching it - it dings really, really easily. Also, duct tape won't = stick to it so you do have to fill the finished shape with Micro or = plaster / drywall mud and then sand that smooth and paint for release = before fiberglassing. ------=_NextPart_000_0093_01C6028D.0A394ED0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
I used to buy 4' x 8' sheets of = urethane that came=20 in 2" and 4" thickness. It was used for ceiling and wall construction in = freezers. I have seen thicker blocks of the stuff. It was also available = as=20 pouring, moulding and mix and spray material. It should still be = available. It=20 was fairly large celled, real brittle, as the man said, cut and formed = rather=20 easily; but, had almost no strength.  It also was flamable as heck. = Took to=20 being painted with latex and sheetrock topping mixture real well. This = sanded=20 almost as easy as the foam.
jofarr, soddy tn
 
----- Original Message -----
From:=20 Joe Hull=20
Sent: Thursday, December 15, = 2005 5:41=20 PM
Subject: [FlyRotary] Re: = cowl
 
If you = really want to=20 make quick work of shaping your cowl get some Urethane foam from you = local=20 roofing supplier or florist (used in the bottom of vases to hold = flowers).=20 It=92s a really light weight and brittle foam that you can sand my = just looking=20 at it (well almost). It can be shaped really quickly =96 but you need = to be=20 really careful with hitting or touching it =96 it dings really, really = easily.=20 Also, duct tape won=92t stick to it so you do have to fill the = finished shape=20 with Micro or plaster / drywall mud and then sand that smooth and = paint for=20 release before fiberglassing. =
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