Sanding Help!

Appearance, Paint & Body Work
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Sanding Help!

By SlowEG8
- Mon Mar 08, 2010 2:55 am #179767 Well heres a pic of the back of my car. the paint is down to the primer on some of it and i want to make a temporary paint job on it. Im not bright with paints and sanding so can some one help me out with this? thanks.


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Also, i want to do my bumper. As you can see its horrible.

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Heres the back panel. Same situation.

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By MG6
- Mon Mar 08, 2010 4:11 am #179789 wash the area you will be sanding down so you know how far you need to sand.

you don't want to sand all the way down to bare metal.
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By marquisdee1018
- Mon Mar 08, 2010 6:47 am #179820
teal_dx wrote:So you're wanting to scuff up the surface to give the new paint something to bite to?

I'd wet sand with some 400 or 600 grit :thumb:

Moving to Body & Exterior


I just did this last weekend. I wet sanded with 400 grit.
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By SlowEG8
- Mon Mar 08, 2010 5:41 pm #179908 Okay so wash it & wet sand it with 400. aight got it. what about my bumper tho? its plastic
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By forcefedEG
- Mon Mar 08, 2010 5:47 pm #179912 anything that allready has paint on it you can wet or dry sany with 320 or finer for paint on paint... if the bumper is allready painted it dosent matter if its plastic you shouldnt have any adheasion issues... the coarser the paper the more likely scratches will come thru. you could do a sand with 4oo and then go back over it with 6oo and a scuff pad (red/burgandy), any bare spots you have primer before painting, if your doing paint on paint you can do, like i said 320 or finer will work, make sure you primer any bare spots, if you have alot of cut thru you may want to think about a coat of sealer... any body work will will need to be primed before you paint so it dosent soak in..
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By egsedanguy
- Mon Mar 08, 2010 8:30 pm #179946
forcefedEG wrote:anything that allready has paint on it you can wet or dry sany with 320 or finer for paint on paint... if the bumper is allready painted it dosent matter if its plastic you shouldnt have any adheasion issues... the coarser the paper the more likely scratches will come thru. you could do a sand with 4oo and then go back over it with 6oo and a scuff pad (red/burgandy), any bare spots you have primer before painting, if your doing paint on paint you can do, like i said 320 or finer will work, make sure you primer any bare spots, if you have alot of cut thru you may want to think about a coat of sealer... any body work will will need to be primed before you paint so it dosent soak in..


yup what he said. i personaly would try to remove the clear coat entirel from the trunk. cause if the clear is peeling off you dont wanna sand it and paint over it. it will start to decay underneith and cause your paint to lift..
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By forcefedEG
- Tue Mar 09, 2010 6:04 pm #180148
egsedanguy wrote:
forcefedEG wrote:anything that allready has paint on it you can wet or dry sany with 320 or finer for paint on paint... if the bumper is allready painted it dosent matter if its plastic you shouldnt have any adheasion issues... the coarser the paper the more likely scratches will come thru. you could do a sand with 4oo and then go back over it with 6oo and a scuff pad (red/burgandy), any bare spots you have primer before painting, if your doing paint on paint you can do, like i said 320 or finer will work, make sure you primer any bare spots, if you have alot of cut thru you may want to think about a coat of sealer... any body work will will need to be primed before you paint so it dosent soak in..


yup what he said. i personaly would try to remove the clear coat entirel from the trunk. cause if the clear is peeling off you dont wanna sand it and paint over it. it will start to decay underneith and cause your paint to lift..



x2 yea def... if any clear is peeling get as much of it off as you can :thumb: and you should be fine
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By SlowEG8
- Tue Mar 09, 2010 9:26 pm #180195 can someone gimme a step by step process on this? lol sry im just tryna figure out what u guys are saying. im a noob lol
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By SlowEG8
- Tue Mar 09, 2010 9:45 pm #180206
egsedanguy wrote:get a palm sander. buy some 320 and 400 grid sand paper. stick it on the sander and sand it down. not rocket sciance :thumb:


aight thanks. hmmm what about paints?
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By SlowEG8
- Tue Mar 09, 2010 10:54 pm #180215
egsedanguy wrote:what about paint????


I know for a fact i need primer, but by the looks of it im gunna do with spray paint ]=

What are some suggestions?
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By DuhQbnSiLo
- Tue Mar 09, 2010 11:11 pm #180224
SlowEG8 wrote:
egsedanguy wrote:what about paint????


I know for a fact i need primer, but by the looks of it im gunna do with spray paint ]=

What are some suggestions?


huh? what are you asking?

You want to match the color?
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By SlowEG8
- Tue Mar 09, 2010 11:19 pm #180226
DuhQbnSiLo wrote:
SlowEG8 wrote:
egsedanguy wrote:what about paint????


I know for a fact i need primer, but by the looks of it im gunna do with spray paint ]=

What are some suggestions?


huh? what are you asking?

You want to match the color?


Like should i get a gun and do it with a paint gun?
or can i do it with a car spray can from autozone or something?
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