Skip to main content
Gerry | Vanagon
Checking account...
← vanagon.com home · Continue the discussion in the forum
Subject:Re: Ethylene glycol can self-ignite at 782 degrees?
From:bernie
Date:Wed, 26 Mar 2014 14:46:08 -0700

All the antifreeze leaked out of my vanagon about
3 years ago and all I got was a lot of steam.
At first I saw the steam and thought it was smoke
and thought I was on fire.
Just steam thank goodness.

Bernie
Vancouver

On Wed, Mar 26, 2014 at 2:34 PM, Chris S. <szpejankowski@gmail.com> wrote:

> I don't see where there is a place for the antifreeze to pool and get up
> to glycol ignition temp, unless you have an engine conversion with a
> convenient exhaust manifold, and maybe a turbo.
>
> Chris.
>
> Wysłane z iPhone'a
>
> Dnia Mar 26, 2014 o godz. 11:34 Michael <mbucchino@CHARTER.NET>
> napisał(a):
>
> > It just needs to spray on a hot surface to ignite.  Everything has a
> combustion temperature, some things are lower and some things are higher.
>  Finely atomized metal will ignite explosively when the conditions are
> right, right?
> >  As a side note, glycol has been banned in antifreeze building fire
> sprinkler systems, because of a recent fire where the system went off
> during a kitchen hood fire and the antifreeze burned so intensely that it
> killed several firemen.
> >
> > Mike B.
> >
> > Sent from my iPhone
> >
> >> On Mar 26, 2014, at 11:21, "Chris S." <szpejankowski@GMAIL.COM> wrote:
> >>
> >> ... Surely someone has a torch, a crucible, and some 50/50 coolant mix
> to test this.
> >>
> >> Scientifically curious are standing by...
> >>
> >> Chris.
> >>
> >> Wysłane z iPhone'a
> >>
> >> Dnia Mar 26, 2014 o godz. 8:40 Pete O <pnoceanwesty@GMAIL.COM>
> napisał(a):
> >>
> >>> Just read this on an RV site:
> >>>
> >>> *A pinhole-size leak in a radiator or heater hose can spray antifreeze
> on
> >>> hot engine parts. Antifreeze contains ethylene glycol concentrate and
> >>> water. When the water boils off, the remaining ethylene glycol can
> >>> self-ignite at 782 degrees F. During your monthly fire inspection,
> check
> >>> all hoses for firmness, clamp tightness, and signs of leaking.*
> >>>
> >>>
> >>> Pete
> >>> '87 Westy "JoesVan"
> >>> '79 Westy "Aardvark"
>