2011/03/05 21:47:22
tex_f
I need to remove all the paint off my shell.
Looking into the paint stripper process seems too time consuming and costly
I'm wondering if there are extremeties with the sand blasting method?
If so, what's the easiest and quickest way to remove all of the paint ?
Thanks.
Ben.
2011/03/05 22:48:23
Jaycees
Bead blasting could be the go Ben
2011/04/05 05:58:19
Mk1 Lotus
Sand blasting will remove paint and rust however if care is not taken the larger panels can be over heated and warped.

Same goes for any bead/sand/grit/garnet blasting.

Soda won't damage panels but won't remove rust. Most soda blasters then use garnet on the tough spots.

You'll spend up to $2000 doing a whole car.

You can get cost down by paint stripping the large areas yourself.
2011/04/05 05:59:09
David W
It all comes back to the person holding the gun - if they are smooth and work their way around the car and progessively take the paint off, its a good outcome. If they rush into it and just point and shoot they will shift the paint, but your panels can be throw aways.

It seems the better way is to direct the sand in from an angle (45 degrees ?) and not be at 90 degrees to the piece of metal having the paint taken off. Take a bit off, then move to another area - then come back to take the rest off so it doesn't get too hot.
2011/04/05 11:36:09
esky79
If u strip the paint back with a 7inch grinder and a course sanding disc jus roughly strip it back then get it sand blasted it will cut back om te ammount of time spent blasting the Panels and will keep the heat down so it doesnt warp ur Panels and it will lower the cost of getting it blasted as most people charge per hour...

This is wat i did anyways...
2011/04/05 12:18:33
Forte
i got my escort soda blasted, which removed all the rust, only left the metal, didn't warp any panels or roof. got it done in feb last year, and the doors roof or bonnet which i haven't painted yet stillhaven't shown any rust, cost me $900 and he came to my house to do it
2011/04/05 13:25:07
John william Hadden
If done right fantastic and no residual


John
2011/05/05 23:34:06
Timw
As an extreme test I had a small section of a panel garnet blasted blasted and another soda blasted and left them outside. The garnet blasted panel was coated by a black etch primer and the soda blasted panel by a protective clear that does not impede welding or automotive primer adhesion.

The garnet blasted panel started to show signs of etch primer deterioration on the edges first then slowly worked its way towards the centre of the panel. This was really a test of how long the etch primer would stand up to the elements. But it did not break down on the whole surface at the same time. It was months going on years before the whole panel was completety rusted.

The soda blasted panel lasted less time but started at the edges and in varied spots all over the panel indicating that soda did not remove the initial rust on the panel. The panel was fully rusted in about 4 months.

The information is supplied to make your own conclusions and I admit the test was extreme but the panels where placed side by side in a non shaded spot exposed to the outside elements and looked at monthly.

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