X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mail10.syd.optusnet.com.au ([211.29.132.191] verified) by logan.com (CommuniGate Pro SMTP 5.2.7) with ESMTPS id 3120606 for flyrotary@lancaironline.net; Tue, 09 Sep 2008 01:57:10 -0400 Received-SPF: pass receiver=logan.com; client-ip=211.29.132.191; envelope-from=lendich@optusnet.com.au Received: from george (d211-31-70-177.dsl.nsw.optusnet.com.au [211.31.70.177]) by mail10.syd.optusnet.com.au (8.13.1/8.13.1) with SMTP id m895uSwd010968 for ; Tue, 9 Sep 2008 15:56:29 +1000 Message-ID: <000c01c91240$cda661d0$6400a8c0@george> From: "George Lendich" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: New rotary engine-mazda points on design Date: Tue, 9 Sep 2008 15:56:28 +1000 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 V6.00.2900.3350 X-Antivirus: avast! (VPS 080908-0, 08/09/2008), Outbound message X-Antivirus-Status: Clean > George Lendich wrote: >>> Why not AlTiN? It's hard, durable, very heat-resistant, and it can be >>> applied to aluminum. >>> >>> Dale R. >>> COZY MkIV #497, Ch. 12 >>> Ch's. 13, 16, 22 & 23 in-progress >>> http://members.cox.net/rogersda/Products.htm >> >> Dale, >> What is it, what does it consist of? >> George ( down under) > > > Aluminized Titanium Nitride > > Titanium Nitride is the gold-tone stuff you see on a lot of the > "better" drill bits, of late. > > Dale R. Dale, Very good but the substrate aluminum has to have high density, which is insufficient in most castings. Hence the steel liner. George (down under)