From: Ida Heath (spike@defuniak.com)
Date: Sat Jun 19 2004 - 09:24:21 PDT
Ever try "Gibbs"? Its the only product awarded/given a patent as a
penetrant in the United States. All that other stuff ie, WD 40, kroil, PB
Blaster, etc is nothing more than kerosene under pressure.
Sonny
----- Original Message -----
From: D O <dohe69@hotmail.com>
To: Military Vehicles Mailing List <mil-veh@mil-veh.org>
Sent: Saturday, June 19, 2004 9:59 AM
Subject: Re: [MV] Brake drum problem, penetrating lubricant
> For any job dealing with rusty fasteners, there's some stuff called PB
> Blaster that can't be beat, in my opinion. It has a goofy looking label
> that is yellow, white, and red in color with some various scribblings.
>
>
>
> >From: "Ida Heath" <spike@defuniak.com>
> >To: "Military Vehicles Mailing List" <mil-veh@mil-veh.org>
> >Subject: Re: [MV] [eu_mil_veh] Re: Brake drum problem
> >Date: Sat, 19 Jun 2004 08:00:51 -0500
> >
> >Noel,
> >
> >If I understand what you're talking about, why would you heat the bolt
> >instead of the area around it? Dosen't heat expand metal?
> >
> >Sonny
> >
> >
> >----- Original Message -----
> >From: noel shelley <noel@shelley1722.freeserve.co.uk>
> >To: Military Vehicles Mailing List <mil-veh@mil-veh.org>
> >Sent: Saturday, June 19, 2004 4:29 AM
> >Subject: Re: [MV] [eu_mil_veh] Re: Brake drum problem
> >
> >
> > > Hi Cor ,
> > > First try using a small 1/2 lb ball pein hammer and
sharply
> >hit
> > > the head of the screw a few times after a good squirt of wd40 or
> >similar.
> > > this may loosen the screw . then try a screw driver . If that doesn` t
> >work
> > > then use a small chisel 1/4" or 3/8" wide ,no bigger and try to drive
> >the
> > > screw round by the head using the small hammer , this usually works .
> > > Before drilling try some heat , gas welding nozzle is best , you only
> >want
> > > to heat the bolt if you can ! Redose with wd40 then repeat the above .
> >The
> > > thermal shock will often break the rust .
> > > If you must resort to a drill use one slightly bigger than the screw ,
> >the
> > > hardest part is getting the drill started in the middle . once the
drill
> >has
> > > cut to the stem of the screw the head will spin free and stop you
> >drilling
> > > down the thread , the drum can be removed and then the vise grips or a
> >drill
> > > will remove the rest . If drilling out check the core size of the bolt
> >and
> > > drill that size , then pick out the spiral of thread, BUT
concentricity
> >is
> > > vital .
> > >
> > > IF you have arc welding gear or MIG then simply weld a small piece of
> >bar
> >or
> > > an old bolt on to the head , the heat will do no harm and also break
the
> > > rust on the thread , then simple unscrew .
> > >
> > > Good luck Noel
> > >
> > >
> > >
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> >
> >
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>
> _________________________________________________________________
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>
>
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