X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Sat, 14 Jul 2007 00:07:02 -0400 Message-ID: X-Original-Return-Path: Received: from web36607.mail.mud.yahoo.com ([209.191.85.24] verified) by logan.com (CommuniGate Pro SMTP 5.1.10) with SMTP id 2176338 for lml@lancaironline.net; Fri, 13 Jul 2007 19:05:39 -0400 Received-SPF: none receiver=logan.com; client-ip=209.191.85.24; envelope-from=wfhannahan@yahoo.com Received: (qmail 41789 invoked by uid 60001); 13 Jul 2007 23:05:01 -0000 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; h=X-YMail-OSG:Received:Date:From:Subject:To:In-Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding:Message-ID; b=ZJbJxu4utIY2wtL+XOLNCrkVisd872fG21GhwGTFcXvKVTMI1bbzKsVts/7kd1AvIgThZcEuad2ewk8tOHRW6lGRUU0pet7VdIWpT9wtxxVtjc9hp+zj6e+Xsza5Vi4PSRQ1P5/ymy853a43mQDUYa4FYtRzHytkYp3YVMDiuvc=; X-YMail-OSG: JU37CZAVM1n2VOYTy.u3s5bIvHkyEJUtEIfDK2.klPM7Zd0J5hpUu1rxq.s4moaxfA-- Received: from [71.208.19.139] by web36607.mail.mud.yahoo.com via HTTP; Fri, 13 Jul 2007 16:05:01 PDT X-Original-Date: Fri, 13 Jul 2007 16:05:01 -0700 (PDT) From: Bill Hannahan Subject: Re: [LML] Re: Dimpled Firewalls X-Original-To: Lancair Mailing List In-Reply-To: MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="0-1967338694-1184367901=:41491" Content-Transfer-Encoding: 8bit X-Original-Message-ID: <764242.41491.qm@web36607.mail.mud.yahoo.com> --0-1967338694-1184367901=:41491 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit I put a few plys of Kevlar, about 2-3 inches in diameter, on the forward surface of the plywood before drilling the mounting holes. The purpose is to help transfer the shear loads into the plywood. Carbon might be better. The fiberfax was not trimmed, just squeezed behind the stainless. Yes there is slight dimpling, so what? If there is a fire, the jig will be up long before that connection gets hot enough to fail, why add the extra weight? Seems like a lot work that is never mentioned in the manual. Was hoping not to do that but I guess I have too. Bryan BILL HANNAHAN WFHANNAHAN@YAHOO.COM --------------------------------- No need to miss a message. Get email on-the-go with Yahoo! Mail for Mobile. Get started. --0-1967338694-1184367901=:41491 Content-Type: text/html; charset=iso-8859-1 Content-Transfer-Encoding: 8bit
I put a few plys of Kevlar, about 2-3 inches in diameter, on the forward surface of the plywood before drilling the mounting holes. The purpose is to help transfer the shear loads into the plywood. Carbon might be better. The fiberfax was not trimmed, just squeezed behind the stainless.
 
Yes there is slight dimpling, so what? If there is a fire, the jig will be up long before that connection gets hot enough to fail, why add the extra weight?

Seems like a lot work that is never mentioned in the manual.  Was hoping not to do that but I guess I have too.

Bryan




BILL HANNAHAN
WFHANNAHAN@YAHOO.COM


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