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Re: Paint prep question

To: "Terry Thompson" <firespiter@yahoo.com>, <spitfires@autox.team.net>
Subject: Re: Paint prep question
From: "Scott A. Roberts" <herald1200@home.com>
Date: Sun, 26 Aug 2001 02:12:40 -0400
> Listers,
> I've spent the day stripping laquer paint from the
> body of my spitfire (also all of the original enamel
> that the DPO didn't strip off of the car initially).
> I'm almost half way done (not including the bonnet,
> which is destined for the trash heap). And I've
> sprayed the bare areas with a POR-15 product (metal
> ready) which will protect it temporarily with a zinc
> phosphate coating (and also etches the metal &
> neutralizes flash rusting).
>
Good idea


> Anyhow. I know that the zinc phosphate residue will
> wash off in any rain that we get, also that body shops
> tend to let your car sit around for a week before they
> even look at it. (And the 80% humidity won't help it
> out any.)

This coating never seems to go away- I have rinsed and rinsed, and it still
dries to a powder. Also, you get a touch of rusty color, and also a nice
golden hue after using this stuff, it seems. But since the POR 15 is
supposed to cure rust, and this stuff helps it bond, I figure it all evens
out! I have done my entire frame and floor(upper and lower side!) in POR-15,
and am planning to finish with hitting the insides of the rear wings as
well! (Figure it saves having to decide where to go from tie-bond POR-15
primer to regular on the inside...)






> What can I do to prevent the body from rusting for a
> few days? I know where I can get some self-etching
> primer, but even it is hydroscopic. But is hydroscopic
> primer still better than nothing? Or should I just go
> ahead and do a Harry Home-owner spray job with enamel
> in a can as a humidity barrier and let them re-sand it
> when they get the car? Or keep driving by the body
> shop and spraying it with WD-40 until they decide to
> touch it?
>
I wouldn't really sweat it, as the metal is pretty much out in the open,
with nothing to trap the moisture, and it has the metal ready stuff on it.
Any section that does rust will just be flashj rust, and you would only need
to sand it and reapply the metal rfeady. Putting primer on it if you are
expecting wet weather would be worse. And WD40  will ruin your paint job-
once it gets into the metal, watch out- you may not get it all back
out!(Auto manufacturers are very uppity when it comes to the paint these
days- To go into a GM factory paint shop, you have to wear a Tyvek coverall
and cap, and pass through an air blaster doorway, to get any dust off you!
Employees who work in there have a strict set of guidlines regarding
personal hygene produstc they use- even deodorant can screw up a paint job!
WD40 is a bad idea.)

> It's supposed to rain tomorrow night or Monday, and
> I've got a place to stow it temporarily, but once it
> goes into the shop, they just let the cars sit in the
> lot.

Sometimes, if you ask real nice, and the car is a runner, they will put it
inside for you at night...as long as it isn't troublesome to move it around.

>Good Luck with it!

Scott
64 Herald?Sports 1200 Convertible, now with the body and doors reassembled
to the frame!(Tomorrow, The Bonnet!)

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