Small Area Spray Painting Problems

Small Area Spray Painting Problems

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longshot

Original Poster:

3,286 posts

198 months

Monday 3rd August 2015
quotequote all
I have an area in front of the rear wheel on my car that is a bit rusty so I plan to rub it back, repair it and then spray it.
The area is only about 3 inches by 5 inches so I was planning on spraying it with a rattle can.

The problem is that I did a repair lie this on a previous car and when I sprayed it, I ended up with an area of around 6 inches of rough overspray around the repair area that I struggled to get rid of. (Mainly because I didn't know what to do about it).

I wondered if the PH collective wisdom could explain how I am supposed to get rid of this if it happens again and how I blend the new paint into the old.

Thanks.

The car has flat paint btw.

I wasn't sure where to put this but couldn't find a car repair forum so please move if this is in the wrong place.

longshot

Original Poster:

3,286 posts

198 months

Monday 3rd August 2015
quotequote all
Alternatively, could someone point me in the direction of a website that could help me with this?

Thanks.

battered

4,088 posts

147 months

Monday 3rd August 2015
quotequote all
Mask the area you want to protect, with tape and paper.

You can also spray through a card with a hole in it. This stops the overspray going everywhere and I use it a lot. It's wasteful of paint, watch for drips off the card.

Finally, go steady and take your time. Rattle cans are crap and they have very little solids in them. This makes it REALLY hard to build a decent paint film. So blow it on, let it dry. Go again. Have a cup of tea. Go again. Do something else. Go again. Once it's hard you can flat it back.

I actually get better results from a brush. Scrape the rust off, Jenolite it. Repeat the Jenolite. 2 coats primer (brush), 2 coats top. Leave it a week, flat and T cut it back, if you can be bothered. Lacquer, again if you can be bothered. At least this way you can fill the depression with paint.

longshot

Original Poster:

3,286 posts

198 months

Tuesday 4th August 2015
quotequote all
battered said:
Mask the area you want to protect, with tape and paper.

You can also spray through a card with a hole in it. This stops the overspray going everywhere and I use it a lot. It's wasteful of paint, watch for drips off the card.

Finally, go steady and take your time. Rattle cans are crap and they have very little solids in them. This makes it REALLY hard to build a decent paint film. So blow it on, let it dry. Go again. Have a cup of tea. Go again. Do something else. Go again. Once it's hard you can flat it back.

I actually get better results from a brush. Scrape the rust off, Jenolite it. Repeat the Jenolite. 2 coats primer (brush), 2 coats top. Leave it a week, flat and T cut it back, if you can be bothered. Lacquer, again if you can be bothered. At least this way you can fill the depression with paint.
Thanks for the reply.

'Flat it back'.

Is this rubbing it with very fine paper?
Can I use this to remove the overspray stuff if I get any?
How would you polish after this?

Sorry for all the questions.

5potTurbo

12,531 posts

168 months

Tuesday 4th August 2015
quotequote all
Just a longshot wink but this is probably better off in "Bodywork & Detailing" than "Readers' Cars" ?