X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Received: from imo-d21.mx.aol.com ([205.188.144.207] verified) by logan.com (CommuniGate Pro SMTP 5.0c1) with ESMTP id 681677 for flyrotary@lancaironline.net; Thu, 25 Aug 2005 13:36:00 -0400 Received-SPF: pass receiver=logan.com; client-ip=205.188.144.207; envelope-from=WRJJRS@aol.com Received: from WRJJRS@aol.com by imo-d21.mx.aol.com (mail_out_v38_r4.1.) id q.155.57638478 (48600) for ; Thu, 25 Aug 2005 13:35:06 -0400 (EDT) From: WRJJRS@aol.com Message-ID: <155.57638478.303f5b4a@aol.com> Date: Thu, 25 Aug 2005 13:35:06 EDT Subject: Re: [FlyRotary] Re: Flamible brake fluid To: flyrotary@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="-----------------------------1124991306" X-Mailer: 9.0 SE for Windows sub 5017 X-Spam-Flag: NO -------------------------------1124991306 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable =20 In a message dated 8/25/2005 9:47:50 AM Pacific Standard Time, =20 RDarrah@austin.rr.com writes: ----- Original Message -----=20 From: _Lehanover@aol.com_ (mailto:Lehanover@aol.com) =20 To: _Rotary motors in aircraft_ (mailto:flyrotary@lancaironline.net) =20 Sent: Thursday, August 25, 2005 8:30 AM Subject: [FlyRotary] Re: Flamible brake fluid Len wrote (snip)Any Hot Rod shop has fluids in the 550 degree (Lockheed) =20 to 600+ degree (Wilwood) wet boiling point. Obviously the flash points are=20 well above that, but you could contact the Manufacturers and ask. Just don'= t=20 mention aircraft. Snip =20 Look up the definition of "flash point". It is not intuitive and not what=20= a=20 lot of people think of or invision, and is not related to boiling point. =20 For instance, gasoline has a flashpoint of something like 60 belowF. The g= as=20 in my car is something like 160 degrees ABOVE its flashpoint and it hasn't=20 blown up yet! =20 Bob Darrah Bob, You are correct about the flashpoint comment, however we are talking about= =20 a REAL flamability issue with mineral-oil-based aircraft brake fluid. Not =20 only does it (aero fluid) boil at low temps it supports combustion. For our= =20 purposes both are bad things. Brake fires are virtually unheard of at car r= aces.=20 That with rotors glowing orange 800-900=B0F?! It seems absurd that we don't= use=20 the best and safest product available. Bill Jepson -------------------------------1124991306 Content-Type: text/html; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable
In a message dated 8/25/2005 9:47:50 AM Pacific Standard Time,=20 RDarrah@austin.rr.com writes:
<= FONT=20 style=3D"BACKGROUND-COLOR: transparent" face=3DArial color=3D#000000 size= =3D2>
----- Original Message -----
Fr= om:=20 Lehanover@aol.com
To: Rotary motors in aircraft=20
Sent: Thursday, August 25, 2005 8= :30=20 AM
Subject: [FlyRotary] Re: Flamible= brake=20 fluid

Len wrote (snip)Any Hot Rod shop has fluids in the 550 degree=20 (Lockheed)=20
to 600+ degree (Wilwood) wet boiling point. Obviously the flash poi= nts=20 are well above that, but you could contact the Manufacturers and ask. Ju= st=20 don't mention aircraft.
Snip
 
Look up the definition of "flash point".  It is not intuitive=20= and=20 not what a lot of people think of or invision, and is not related to boi= ling=20 point.  For instance, gasoline has a flashpoint of something like 6= 0=20 belowF.  The gas in my car is something like 160 degrees ABOVE its=20 flashpoint and it hasn't blown up yet!
 
Bob Darrah
Bob,
 You are correct about the flashpoint comment, however we are talk= ing=20 about a REAL flamability issue with mineral-oil-based aircraft brake fluid.=20= Not=20 only does it (aero fluid) boil at low temps it supports=20 combustion. For our purposes both are bad things. Brake fires are=20 virtually unheard of at car races. That with rotors glowing orange 800-900= =B0F?!=20 It seems absurd that we don't use the best and safest product=20 available.
Bill Jepson
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