X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-m25.mx.aol.com ([64.12.137.6] verified) by logan.com (CommuniGate Pro SMTP 5.0.6) with ESMTP id 933418 for flyrotary@lancaironline.net; Thu, 19 Jan 2006 18:16:06 -0500 Received-SPF: pass receiver=logan.com; client-ip=64.12.137.6; envelope-from=WRJJRS@aol.com Received: from WRJJRS@aol.com by imo-m25.mx.aol.com (mail_out_v38_r6.3.) id q.283.433c58f (15887) for ; Thu, 19 Jan 2006 18:15:18 -0500 (EST) Received: from MBLK-M40 (mblk-m40.mblk.aol.com [64.12.136.84]) by air-id08.mx.aol.com (v108_r1_b1.2) with ESMTP id MAILINID82-3e0f43d01d863c3; Thu, 19 Jan 2006 18:15:18 -0500 Date: Thu, 19 Jan 2006 18:15:18 -0500 Message-Id: <8C7EB6558BC15E0-B58-22C2@MBLK-M40.sysops.aol.com> From: wrjjrs@aol.com References: Received: from 66.127.99.234 by MBLK-M40.sysops.aol.com (64.12.136.84) with HTTP (WebMailUI); Thu, 19 Jan 2006 18:15:17 -0500 X-MB-Message-Source: WebUI X-MB-Message-Type: User In-Reply-To: X-Mailer: AOL WebMail 15106 Subject: Re: [FlyRotary] Re: Fw: Lead Solvent or Cleaner Content-Type: multipart/alternative; boundary="--------MailBlocks_8C7EB6558795478_B58_238F_MBLK-M40.sysops.aol.com" MIME-Version: 1.0 To: flyrotary@lancaironline.net X-AOL-IP: 64.12.136.84 X-Spam-Flag: NO ----------MailBlocks_8C7EB6558795478_B58_238F_MBLK-M40.sysops.aol.com Content-Type: text/plain; charset="us-ascii" Ernest, I don't think a baked on coating would help. First, most "dry" coatings contain either carbon or graphite. Both are conductors which would kinda' pre-foul your plugs. Second, at combustion pressure and temp they would burn off anyway. The ceramic surface of the plug is the best thing that manufacturers could come up with that would tolerate the environment and cost less that $100.00 each! Bill Jepson -----Original Message----- From: Ernest Christley To: Rotary motors in aircraft Sent: Thu, 19 Jan 2006 16:52:11 -0500 Subject: [FlyRotary] Re: Fw: Lead Solvent or Cleaner Ed Anderson wrote: > Thanks for the report, Dale. You make a good point about degree of > adherence. I am uncertain the mechanism of the lead crystals > attaching to the ceramic cone. But, the wife came back with Hoppe #9 > and when I looked at the ingridents on the lable - there was only one > - Kerosene! > > If that is all it contains then that tells me is a mild cleaner and > lubricant but not a solvent of lead > Many mild cleaners that are designed to be used repetively work in two ways. First, they assist is removing whatever needs to be removed. Second, they lay down a layer that will make it harder for whatever to stick, making it easier to clean the second time. Would it be possible to coat the plug tips ceramic area such that the lead will have a harder time getting hold in the first place? I'm thinking that maybe one of the super slick dry lubricants that are backed on might do the trick. -- ,|"|"|, | ----===<{{(oQo)}}>===---- Dyke Delta | o| d |o www.ernest.isa-geek.org | -- Homepage: http://www.flyrotary.com/ Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ ----------MailBlocks_8C7EB6558795478_B58_238F_MBLK-M40.sysops.aol.com Content-Type: text/html; charset="us-ascii"
Ernest, I don't think a baked on coating would help. First, most "dry" coatings contain either carbon or graphite. Both are conductors which would kinda' pre-foul your plugs. Second, at combustion pressure and temp they would burn off anyway. The ceramic surface of the plug is the best thing that manufacturers could come up with that would tolerate the environment and cost less that $100.00 each!
Bill Jepson 
 
-----Original Message-----
From: Ernest Christley <echristley@nc.rr.com>
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Sent: Thu, 19 Jan 2006 16:52:11 -0500
Subject: [FlyRotary] Re: Fw: Lead Solvent or Cleaner

Ed Anderson wrote: 
 
> Thanks for the report, Dale. You make a good point about degree of > adherence. I am uncertain the mechanism of the lead crystals > attaching to the ceramic cone. But, the wife came back with Hoppe #9 > and when I looked at the ingridents on the lable - there was only one > - Kerosene! 
> 
> If that is all it contains then that tells me is a mild cleaner and > lubricant but not a solvent of lead 
> 
Many mild cleaners that are designed to be used repetively work in two ways. First, they assist is removing whatever needs to be removed. Second, they lay down a layer that will make it harder for whatever to stick, making it easier to clean the second time. 
 
Would it be possible to coat the plug tips ceramic area such that the lead will have a harder time getting hold in the first place? I'm thinking that maybe one of the super slick dry lubricants that are backed on might do the trick. 
 
--   ,|"|"|, | 
----===<{{(oQo)}}>===---- Dyke Delta | 
  o| d |o www.ernest.isa-geek.org | 
 
-- 
Homepage: http://www.flyrotary.com/ 
Archive and UnSub: http://mail.lancaironline.net/lists/flyrotary/ 
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