X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-d03.mx.aol.com ([205.188.157.35] verified) by logan.com (CommuniGate Pro SMTP 5.0.7f) with ESMTP id 954268 for flyrotary@lancaironline.net; Thu, 26 Jan 2006 00:32:19 -0500 Received-SPF: pass receiver=logan.com; client-ip=205.188.157.35; envelope-from=WRJJRS@aol.com Received: from WRJJRS@aol.com by imo-d03.mx.aol.com (mail_out_v38_r6.3.) id q.284.48a7988 (62976) for ; Thu, 26 Jan 2006 00:31:28 -0500 (EST) From: WRJJRS@aol.com Message-ID: <284.48a7988.3109b8b0@aol.com> Date: Thu, 26 Jan 2006 00:31:28 EST Subject: Re: [FlyRotary] Copper seal recovery To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1138253488" X-Mailer: 9.0 SE for Windows sub 5022 X-Spam-Flag: NO -------------------------------1138253488 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit In a message dated 1/25/2006 8:22:11 PM Pacific Standard Time, rlwhite@comcast.net writes: He told me I could rejuvenate the old one by heating it red hot with a torch, then quenching it in water. He said he hadn't bought a new one in years. Bob, The technique described is ok, but you will have better luck simply allowing the copper to cool in air rather than quenching it. That gives a better annealing and does work fine. I remove the scale created with a Scotchbrite pad. Bill Jepson -------------------------------1138253488 Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
In a message dated 1/25/2006 8:22:11 PM Pacific Standard Time,=20 rlwhite@comcast.net writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>He told=20 me I could rejuvenate the old one by heating it red
hot with a torch, t= hen=20 quenching it in water.  He said he hadn't bought
a new one in=20 years.
Bob,
 The technique described is ok, but you will have better luck simp= ly=20 allowing the copper to cool in air rather than quenching it. That gives a be= tter=20 annealing and does work fine. I remove the scale created with a Scotchbrite=20 pad.
Bill Jepson
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