[modeleng] Re: Cast Iron Coolant

  • From: "Dave Beaman" <davebeaman@xxxxxxxxxxxxxxxx>
  • To: <modeleng@xxxxxxxxxxxxx>
  • Date: Thu, 27 Oct 2005 00:06:41 +0100

What's formal training??????? I am a railway signalling engineer!!!.... Ex 
Sparks.

Dave.
----- Original Message ----- 
From: "Terry Lane" <tel@xxxxxxxxxxx>
To: <modeleng@xxxxxxxxxxxxx>
Sent: Wednesday, October 26, 2005 9:55 PM
Subject: [modeleng] Re: Cast Iron Coolant



Ah, right mate - the only formal training I've had is welding



> Tel
> I was mainly thinking of surface grinding cast iron cylinder heads and
> blocks, crankshafts etc.
> Lee
> ----- Original Message -----
> From: "Terry Lane" <tel@xxxxxxxxxxx>
> To: <modeleng@xxxxxxxxxxxxx>
> Sent: Wednesday, October 26, 2005 10:03 PM
> Subject: [modeleng] Re: Cast Iron Coolant
>
>
> >
> > Hmmmm ......... at tech we were always told never to grind cast iron -
> cold
> > chisel or file only. Actually, there is a reason, but I'd have to go
back
> > thru' the old books to find it
> >
> >
> > > Hi All
> > > I have all ways been told to never to use coolant or cutting oil. when
> > turning or milling cast iron and never have. Has anybody got any ideas
on
> > why this is.I think I was told that it would cause hard spots in the
> iron..
> > You always use coolant when grinding cast iron or you will end up with
> burn
> > marks.
> > > Lee
> > >
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