X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from mailout1.pacific.net.au ([61.8.0.84] verified) by logan.com (CommuniGate Pro SMTP 4.3c5) with ESMTP id 912758 for flyrotary@lancaironline.net; Sat, 23 Apr 2005 23:28:13 -0400 Received-SPF: none receiver=logan.com; client-ip=61.8.0.84; envelope-from=peon@pacific.net.au Received: from mailproxy1.pacific.net.au (mailproxy1.pacific.net.au [61.8.0.86]) by mailout1.pacific.net.au (8.12.3/8.12.3/Debian-7.1) with ESMTP id j3O3RSJu030737 for ; Sun, 24 Apr 2005 13:27:28 +1000 Received: from ar1 (ppp21FE.dyn.pacific.net.au [61.8.33.254]) by mailproxy1.pacific.net.au (8.12.3/8.12.3/Debian-7.1) with SMTP id j3O3RQIn018668 for ; Sun, 24 Apr 2005 13:27:27 +1000 Message-ID: <006e01c5487c$7bd04b00$fe21083d@ar1> From: "Leon" To: "Rotary motors in aircraft" References: Subject: Re: [FlyRotary] Re: Apex Slot Wear/ Grinding for 3mm Seals Date: Sun, 24 Apr 2005 13:19:52 +1000 MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_006B_01C548D0.4C941DE0" 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 This is a multi-part message in MIME format. ------=_NextPart_000_006B_01C548D0.4C941DE0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable ----- Original Message -----=20 From: WRJJRS@aol.com=20 To: Rotary motors in aircraft=20 Sent: Sunday, April 24, 2005 12:48 PM Subject: [FlyRotary] Re: Apex Slot Wear/ Grinding for 3mm Seals In a message dated 4/23/2005 7:32:41 PM Pacific Standard Time, = keltro@att.net writes: It was mentioned that the hardened layer at the rotor=20 tips was lost due to grinding for the 3mm seals........Do you know = what hardening process is used (induction, etc) and whether it could be=20 restored........Your take on this please Lynn or anyone !! Kelly, If the tips are induction hardened then they mcould be re-done = after machining. Nitrideing is another possibility. Bill Jepson ------=_NextPart_000_006B_01C548D0.4C941DE0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
 
----- Original Message -----
From:=20 WRJJRS@aol.com
Sent: Sunday, April 24, 2005 = 12:48=20 PM
Subject: [FlyRotary] Re: Apex = Slot Wear/=20 Grinding for 3mm Seals

In a message dated 4/23/2005 7:32:41 PM Pacific Standard Time, keltro@att.net writes:
It was mentioned that the hardened layer at = the rotor=20
tips was lost due to grinding for the 3mm=20 seals........Do you  know what
hardening process is used (induction, etc) = and whether=20 it could be
restored........Your take on this please = Lynn or=20 anyone !!
Kelly, If the tips are induction hardened then they mcould be = re-done=20 after machining. Nitrideing is another possibility.
Bill Jepson
------=_NextPart_000_006B_01C548D0.4C941DE0--