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paint prep when is enough, enough?

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Old Apr 22, 2002 | 09:25 AM
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Default paint prep when is enough, enough?

At what point in the preping process do you say ok I am ready to prime and paint. Here is my dilema. I have just finished filling in the seems in my rear exhaust panel. Everything has been blocked down with 180 and guide sanded. It is very flat and straight as is the rest of the car. Howevere in various spots not only in the rear panel but in others areas through the car I have small holes. Thats the best way to describe them although they are not holes that go all the way through. Theey range in size from a small sewing needle to the diameter of a pencil lead. in some areas wher i have used Evercoats filler and blocked it down there are still several. Do all of these need to be refilled and sanded to the point where no pits appear or will the sealer and then the K36 take care of them and they will be gone once I block the car again. I guess simply put when do you use more filler and when do you let the primer\surfacer do the job? :smash:
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Old Apr 22, 2002 | 10:11 AM
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Default Re: paint prep when is enough, enough? (wadew10)

yea , you need to fill em. no quarantee that the primer will get into the holes. We call em pin holes. mix up some more and mix it WELL!!!!. take your squeegie and push the filler into the hole HARD. most the time when you get pinholes its because the filler wasnt mixed right or put on too thick and not worked into the area. just put in enough to fill the hole, a very thin layer, and you will be ok. good luck, regards, Judd
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Old Apr 22, 2002 | 10:13 AM
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Default Re: paint prep when is enough, enough? (FNG)

If they are small the K36 will probally fill them, but you ought to try to fill any hole thats got any size to it.
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Old Apr 22, 2002 | 10:42 AM
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Default Re: paint prep when is enough, enough? (wadew10)

Yes, unfortunately all of the defects should be filled in or they will show eventually. If they are really small you could go with a catalyzed putty. If they are larger you should mix up a small batch of body filler and fill them in. What you do in prep will ultimately make or break the paint job. Better to spend the time now than have to redo it later.
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Old Apr 22, 2002 | 10:46 AM
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Default Re: paint prep when is enough, enough? (Paul 75 L82)

Hey Wade...sounds like you're progressing well. You can mix up some more and give it a try. Just remeber there's nothing that says you can't shoot more K36 on...when needed. In fact you may have to shoot it on several times before your done. Glazing and Spot Putty works well for filling in very small pin holes (I had those too...and even a few got through to the final job...so take you're time now). If you fill the holes and they still come back...you may have to take something pointed and wallow it out just a little..make the hole a little bigger (not drastically just enough for the evercoat to have something to grab too). Make sure you blow out the car good with an air hose...to try and see all of them. When Mixing the Evercoat only use back and forth strokes, and not around in circles...this will minimize the air that gets trapped in...and you already no you have to work fast (My first couple of batches went straight to the trash can...as by the time I thought I had it mixed properly...it was set up too much :cry ...trial and error are the best teachers!) :cheers:
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Old Apr 22, 2002 | 10:50 AM
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Default Re: paint prep when is enough, enough? (wadew10)

Fill what you see then prime the car and block it again with 400 sandpaper, wet or dry. (wet). You don't want to sand off the body down to the depth of the deepest hole. From here on out, it's fill and prime and sand until it's ready for paint. You may want to consult your local automotive paint supplier for the best products and methods to use.
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Old Apr 22, 2002 | 12:06 PM
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Default Re: paint prep when is enough, enough? (wadew10)

Thanks for all of the replies. sanding has got to be the worst part of a restoration job. I hate it!!!!!!!!! :mad . but at least there does seem to be light at the end of the tunnel but i am still praying that it is not a freight train.
ZORA the filler panel is coming along nicely thanks for the advive. it looks so much better being one peice with no seams. :cool:

tonight i will mix up another batch of putty and try filling all of the wholes again. i am still shooting for memorial week to paint the car. at least that is what I hope for. but boy i will be glad to get back to turning wrenches i'm at least pretty good at that. Thanks again :cheers:
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