Sandblasting the frame

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vwgtiman
Posts: 62
Joined: Mon Nov 17, 2003 8:13 am

Sandblasting the frame

Post by vwgtiman »

I want to clean up my pan before I weld in new floors and paint it. I may have to rent the blaster. What will I need in material and how long should I expect it to take? What kind of results will I see on a frame that is blasted? What NEEDS to be taped off or protected from the media?
vwgtiman
Posts: 62
Joined: Mon Nov 17, 2003 8:13 am

Post by vwgtiman »

Another question, would it be better to just save my cash an wire wheel what I can, and get the POR-15 frame kit for 45 bucks... It seems to me there is no need for a squeeky clean bare metal frame to paint it with POR...???
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JC-ATL
Posts: 1559
Joined: Thu Jul 25, 2002 12:01 am

Post by JC-ATL »

I wire-brushed my entire Ghia chassis and pans, and did POR-15. Came out pretty damn good, if you ask me.

With a knotted rotary brush, a knotted cup brush, and a small detail wire brush in my die grinder, I managed to get all of the old paint off without a hitch, and without getting sand everywhere.

I wire brush all my parts, cuz I just hate cleaning up sand from a blaster. It takes a little longer, but with a variety of different types and sizes of brush, I have been able to get all the old paint and crap off of everything that I've cleaned up so far.

Oh, and you really do need a good clean surface to use POR, or it doesn't really stick.
jwvert
Posts: 41
Joined: Mon Oct 13, 2003 6:10 pm

Post by jwvert »

I agree with all of the above. Knotted wire wheel, time and POR15 will give very good results
JW
vwgtiman
Posts: 62
Joined: Mon Nov 17, 2003 8:13 am

How much POR?

Post by vwgtiman »

How much did it take to do the whole pan? Anyone have pics of a pan that was wheeled and painted? They have a "frmae kit", one quart of paint and the cleaners... 45 bucks. Is this a good kit?
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JC-ATL
Posts: 1559
Joined: Thu Jul 25, 2002 12:01 am

Post by JC-ATL »

Honestly, I keep so much of that stuff around the shop, I have no idea how much I used.
jwvert
Posts: 41
Joined: Mon Oct 13, 2003 6:10 pm

Post by jwvert »

I have pics, but no idea how to post them. I used 1 quart of silver Por 15 and 1 quart of Frame TopCoat. I cut the old pans out, removed the front beam, wired the tunnel and rear suspension, welded the new pans in. Shot the hole thing with a HVLP setup.
JW
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Boneloader
Posts: 453
Joined: Thu Nov 20, 2003 6:47 pm

Post by Boneloader »

jwvert wrote:I have pics, but no idea how to post them.
JW
If you want to email them to [email protected], I'll post them for you.

Troy
frank.k

sand blasting frame

Post by frank.k »

If you are going to have to rent the equipment you might be better off bringing it to someone. I did part of mine today, I have a small 40lb pressure blaster from harbor frieght but it really isn't adequete. I was doing the frame with the pans and the frame head removed and was using way too much material for the progress being made. I can get it done for about $ 40.00, I would have spent that much on blasting media. I used to sand blast houses about 25 years ago, and the right equipment makes a big difference.
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