X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from cdptpa-omtalb.mail.rr.com ([75.180.132.121] verified) by logan.com (CommuniGate Pro SMTP 5.2.1) with ESMTP id 2810092 for flyrotary@lancaironline.net; Thu, 20 Mar 2008 11:13:18 -0400 Received-SPF: pass receiver=logan.com; client-ip=75.180.132.121; envelope-from=eanderson@carolina.rr.com Received: from edward2 ([75.191.186.236]) by cdptpa-omta06.mail.rr.com with SMTP id <20080320151239.QRNG14418.cdptpa-omta06.mail.rr.com@edward2> for ; Thu, 20 Mar 2008 15:12:39 +0000 Message-ID: <000301c88a9c$de4feb90$2402a8c0@edward2> From: "Ed Anderson" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Ceramic coated rotors Date: Thu, 20 Mar 2008 11:12:52 -0400 MIME-Version: 1.0 Content-Type: text/plain; format=flowed; charset="iso-8859-1"; reply-type=response Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 6.00.2900.3138 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3198 Impressive, Ernest My only concern would be whether adherence of the material to the rotor is up to snuff. Perhaps bake a "trashed" rotor and subject it to torment and torture? Should keep the oil temps down a bit. Ed ----- Original Message ----- From: "Ernest Christley" To: "Rotary motors in aircraft" Sent: Thursday, March 20, 2008 10:08 AM Subject: [FlyRotary] Ceramic coated rotors >I cleaned the rotors by soaking them in a MEK/laquer thinner mix overnight. >Blasted with 60-grit silica at 80psi in my homemade blast cabinet, then >brushed them down with MEK again. Sprayed with TechLine's CBC1 and baked >in the Wal-Mart special toaster oven. I sprayed them down with WD-40 to >keep the rust at bay until I can reassemble the engine. > > http://ernest.isa-geek.org/Delta/Pictures/ToolsBlastCabinet2.jpg > http://ernest.isa-geek.org/Delta/Pictures/EngineCeramicCoatingBaking1.jpg > http://ernest.isa-geek.org/Delta/Pictures/EngineCeramicCoatingRotorThermalBarrier1.jpg > http://ernest.isa-geek.org/Delta/Pictures/EngineCeramicCoatingRotorThermalBarrier2.jpg > > I'm now in the process of lapping the side housings. I'm spreading valve > grinding compound onto the housing, and then pushing it around on a glass > table top. Results are good, even if the process is somewhat laborious. > It leaves a roughended texture, which should be just about right for > applying TechLine's DFL1. The housings are to big for my toaster oven, so > I'll most like convert my homemade blasting cabinet to a homemade oven > with a few halogen light bulbs. Techline's coating cure at 300F, which > isn't difficult to attain and maintain. > > > -- > Homepage: http://www.flyrotary.com/ > Archive and UnSub: > http://mail.lancaironline.net:81/lists/flyrotary/List.html