Return-Path: Received: from mtiwmhc13.worldnet.att.net ([204.127.131.117] verified) by logan.com (CommuniGate Pro SMTP 4.2.5) with ESMTP id 575496 for flyrotary@lancaironline.net; Tue, 21 Dec 2004 11:57:50 -0500 Received-SPF: none receiver=logan.com; client-ip=204.127.131.117; envelope-from=keltro@att.net Received: from 204.127.135.59 ([204.127.135.59]) by worldnet.att.net (mtiwmhc13) with SMTP id <200412211657201130053rkke>; Tue, 21 Dec 2004 16:57:20 +0000 Received: from [209.247.222.105] by 204.127.135.59; Tue, 21 Dec 2004 16:57:17 +0000 From: keltro@att.net (Kelly Troyer) To: "Rotary motors in aircraft" Subject: Re: [FlyRotary] oven cleaner and aluminum Date: Tue, 21 Dec 2004 16:57:17 +0000 Message-Id: <122120041657.2860.41C855ED00016E2D00000B2C2160280651019D9B040A05@att.net> X-Mailer: AT&T Message Center Version 1 (Oct 18 2004) X-Authenticated-Sender: a2VsdHJvQGF0dC5uZXQ= MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="NextPart_Webmail_9m3u9jl4l_2860_1103648237_0" --NextPart_Webmail_9m3u9jl4l_2860_1103648237_0 Content-Type: text/plain Content-Transfer-Encoding: 8bit Jeff, Does the BH38 From Sparton Chemicals attack bearing materials and where is it obtained from ? -- Kelly Troyer Dyke Delta/13B/RD1C/EC2 -------------- Original message from Jeff Waltermire : -------------- > When I had a BMW motorcycle I used oven cleaner (eazy off) to take a > layer off of oxidized aluminum. It EATS aluminum so be careful where > you use it. I used it to my advantage on the motorcycle. I don't know > what it does to other metals but I would say use with caution. > > For pistons in Continentals (with major lead and carbon deposits) I have > used a product called BH38 from Spartan chemicals. We just soaked them > in it undiluted. An hour later we removed them and rinsed them with > water and they were like new. BH38 is also great for removing oil and > grease on the engines and hose it off with water. It doesn't hurt > aluminum nor rubber. We have used it here for years with no problems. > > Jeff --NextPart_Webmail_9m3u9jl4l_2860_1103648237_0 Content-Type: text/html Content-Transfer-Encoding: 8bit

Jeff,

Does the BH38 From Sparton Chemicals attack bearing materials

and where is it obtained from ?

--
Kelly Troyer
Dyke Delta/13B/RD1C/EC2

-------------- Original message from Jeff Waltermire <jeff_waltermire@ntm.org>: --------------

> When I had a BMW motorcycle I used oven cleaner (eazy off) to take a
> layer off of oxidized aluminum. It EATS aluminum so be careful where
> you use it. I used it to my advantage on the motorcycle. I don't know
> what it does to other metals but I would say use with caution.
>
> For pistons in Continentals (with major lead and carbon deposits) I have
> used a product called BH38 from Spartan chemicals. We just soaked them
> in it undiluted. An hour later we removed them and rinsed them with
> water and they were like new. BH38 is also great for removing oil and
> grease on the engines and hose it off with water. It doesn't hurt
> aluminum nor rubber. We have used it here for years with no problems.
>
> Jeff

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