Return-Path: Received: from [24.25.9.100] (HELO ms-smtp-01-eri0.southeast.rr.com) by logan.com (CommuniGate Pro SMTP 4.2b3) with ESMTP id 84118 for flyrotary@lancaironline.net; Sat, 22 May 2004 10:47:56 -0400 Received: from EDWARD (clt25-78-058.carolina.rr.com [24.25.78.58]) by ms-smtp-01-eri0.southeast.rr.com (8.12.10/8.12.7) with SMTP id i4MEkpfP014169 for ; Sat, 22 May 2004 10:46:52 -0400 (EDT) Message-ID: <000a01c4400b$a0ef9410$2402a8c0@EDWARD> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Fiberglass Help! Date: Sat, 22 May 2004 10:46:55 -0400 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_0007_01C43FEA.1998D4C0" X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2800.1409 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-Virus-Scanned: Symantec AntiVirus Scan Engine This is a multi-part message in MIME format. ------=_NextPart_000_0007_01C43FEA.1998D4C0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Thanks, Fred Since I generally end up with about as much resin on me as the = glass, I like the way this approach sounds. Ed Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC ----- Original Message -----=20 From: CCI=20 To: Rotary motors in aircraft=20 Sent: Saturday, May 22, 2004 10:14 AM Subject: [FlyRotary] Re: Fiberglass Help! Hi Ed, One easy way that I use is to place the cloth between two pcs. = of plastic sheeting (drop cloths from Home Depot) add the resin to the = cloth, then squegee using a pc. of plastic or body filler squeegees work = good. This way you can see when the glass wets out and you can squeegee = the excess resin off to the side if the sheet to save weight. Remove one = side of the plastic to apply so you don't get it all over you. It is = also easy to cut to size using a Fiskars rotary cutter, just take a = marker and lay out the shape you want, cut it and there it is with = little mess. For ducts, 8 oz. unidirectional cloth should be about = right. Fred=20 At 09:51 AM 5/22/2004, you wrote: Ok, you fiberglass types. I need some guidance. I can (and have) = slapped resin on glass cloth and obtained a functional (if heavy) item. = However, I am about to start work on my new radiator ducts and I would = like to do better. My ducts will be approx. 4"x4" at the inlet and = approx. 9"x10" at the core. There might be as much as 1 psi pressure on = the walls (if I should ever be so lucky to go that fast).=20 =20 There a some semi compound curves at the corners of the duct as it = slopes inward from the top and bottom from the core to the inlet. =20 =20 I need your recommendation about the weight and weave of the cloth. = I have previously used the cloth tape as it was easy to manage, but it = required several layers and it is a bit heavy. Like I said functional = but not pretty nor light. =20 I would like your guidance on how best to apply the sheet to the = mold. In the past, I basically wrap the foam mold in duct tape and the = lay resin on it followed by raps of the cloth tape and more resine. I = am told that using sheet rather than the tape and first laying it out on = aluminum foil to wet it and then cut it in sizes say to fit a side of = the 4 side foam mold with a bit for overlap with the adjacent sides was = one way to go. =20 Any suggestions would be appreciated. =20 Ed =20 =20 Ed Anderson RV-6A N494BW Rotary Powered Matthews, NC ------=_NextPart_000_0007_01C43FEA.1998D4C0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable

Thanks, Fred

Since I generally = end up with=20 about as much resin on me as the glass, I like the way this approach=20 sounds.

Ed Anderson
RV-6A N494BW Rotary Powered
Matthews, NC

----- Original Message -----

From:=20 CCI=20

To: Rotary motors in = aircraft

Sent: Saturday, May 22, 2004 = 10:14=20 AM

Subject: [FlyRotary] Re: = Fiberglass=20 Help!

Hi Ed, One easy way that I use is to place the cloth = between=20 two pcs. of plastic sheeting (drop cloths from Home Depot) add the = resin to=20 the cloth, then squegee using a pc. of plastic or body filler = squeegees work=20 good. This way you can see when the glass wets out and you can = squeegee the=20 excess resin off to the side if the sheet to save weight. Remove one = side of=20 the plastic to apply so you don't get it all over you. It is also easy = to cut=20 to size using a Fiskars rotary cutter, just take a marker and lay out = the=20 shape you want, cut it and there it is with little mess. For ducts, 8 = oz.=20 unidirectional cloth should be about right. Fred=20

At 09:51 AM 5/22/2004, you = wrote:

Ok, you=20 fiberglass types. I need some guidance. I can (and have) = slapped resin=20 on glass cloth and obtained a functional (if heavy) item. = However, I=20 am about to start work on my new radiator ducts and I would like to = do=20 better. My ducts will be approx. 4"x4" at the inlet and = approx. 9"x10"=20 at the core. There might be as much as 1 psi pressure on the = walls (if=20 I should ever be so lucky to go that fast). =

There a some semi compound curves at the = corners of the=20 duct as it slopes inward from the top and bottom from the core to = the=20 inlet.

I need = your=20 recommendation about the weight and weave of the cloth. I have = previously used the cloth tape as it was easy to manage, but it = required=20 several layers and it is a bit heavy. Like I said functional = but not=20 pretty nor light.

I = would like=20 your guidance on how best to apply the sheet to the mold. In the = past, I=20 basically wrap the foam mold in duct tape and the lay resin on it = followed=20 by raps of the cloth tape and more resine. I am told that = using sheet=20 rather than the tape and first laying it out on aluminum foil to wet = it and=20 then cut it in sizes say to fit a side of the 4 side foam mold with = a bit=20 for overlap with the adjacent sides was one way to=20 go.

Any suggestions = would be=20 appreciated.

Ed

Ed=20 Anderson
RV-6A N494BW Rotary Powered
Matthews,=20 NC

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