I wonder how well that would work for stripping off thick undercoating?
On Sun, Feb 17, 2013 at 9:16 AM, <FHSLOTH13@aol.com> wrote:
> When I worked in a margarine plant we used a frozen carbon dioxide system;
> a high pressure pump blasted the equipment to be cleaned. All the 35 years
> of paint came off without affecting the metal parts of the machines. It
> would, however, destroy any plastic parts or other materials such as
> insulation.
>
> Fred Baum
> 9470768
> 382002353
>
>
> In a message dated 2/17/2013 10:25:10 A.M. Eastern Standard Time,
> Rollright@aol.com writes:
>
> Hello,
>
> When I bought my Tiger in 1976, I didn't realize how rusty it was under
> that brand new coat of paint.
> in 1979, the rocker bubbled and I tapped the area with my finger. Right
> through...
> So, all around the car fresh metal. Cost nearly as much as the car.
> Another
> complete paint job and rust removal after being hit in the rear in 2000
>
> The trunk floor had been painted (when I bought the car) with a tarry
> substance to cover the surface rust there. Over the years, I've thought
> about
> haw to tackle the trunk and bring it up to the standard of the rest of the
> car. Recently, I committed to an attack. In the last month I tried
> chemicals
> (paint thinner, lacquer thinner, then acetone) and just made a mess. Then
> tried a stiff putty knife in a cold garage and got down to rust and
> original paint. But, this approach would take forever and leave the
> paint, rust
> and traces of the tarry stuff. I thought about media blasting but the
> resultant "stuff'" would be there for ages. And get painted in.
>
> This weekend I stumbled on a new (to me) system of blasting: Dry Ice
> blasting. This would make the now dried-out tarry stuff very brittle and
> take
> the trunk area down nicely. And no residual media (Black Beauty, glass
> beads,
> and the like) to worry about.
>
> Anybody done this? Any comments?
>
> Jim Armstrong
> Mk 1A
> 382002083
> LRXFE
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