X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.120] verified) by logan.com (CommuniGate Pro SMTP 5.2.1) with ESMTP id 2810971 for flyrotary@lancaironline.net; Thu, 20 Mar 2008 21:32:13 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.120; envelope-from=echristley@nc.rr.com Received: from [192.168.0.19] (really [66.57.38.121]) by cdptpa-omta06.mail.rr.com with ESMTP id <20080321013134.XJZ14418.cdptpa-omta06.mail.rr.com@[192.168.0.19]> for ; Fri, 21 Mar 2008 01:31:34 +0000 Message-ID: <47E3100C.3030009@nc.rr.com> Date: Thu, 20 Mar 2008 21:31:56 -0400 From: Ernest Christley User-Agent: Thunderbird 2.0.0.12 (X11/20080227) MIME-Version: 1.0 To: Rotary motors in aircraft Subject: Re: [FlyRotary] Re: Ceramic coated rotors References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit George Lendich wrote: > Ernest, > I saw a video of similar method of lapping the housings - they used > lapping paste between two housings on a slow running mill with a cam > in the chuck. The cam pushed the top housing around, there didn't > appear to be any pressure on the top housing. It might kill two birds > with one stone, I'm thinking of doing that myself. > Just a suggestion! And a good one. The only reservation I would have would be what if the two housings aren't perfectly flat? Wouldn't they just impose their imperfections on each other? -- http://www.ronpaultimeline.com