Repairing stone chips/scratches
Repairing stone chips/scratches
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doneitnow

Original Poster:

663 posts

179 months

Monday 16th January 2012
quotequote all
OK hopefully this works as it failed on my other post. Following on from my previous conversation with 996ttalot on another thread. This was previous question.
Noticed a couple of stone chips on the roof of mine today, (guards red)and have a few on the wings and bonnet plus a small scratch on the wing thanks to a wker in a car park the other week, would it be worth using a chip away service, would it be ok for the scratch as well or is it better to use a body shop? Never used them before and don't have a clue what they charge. I know the wings and bonnets often get painted but would hate to start on the roof!

The first two photos show a few chips an d a fine scratch on the roof, the other two are the wings, you need to decifer between the reflections and chips/scratch. The bonnet has a lot of little stone chips over it as does the bumper but it is the wings and roof that are my main concern. I am a little disappointed as when the car was in the showroom I did not notice anywhere near as many chips, I saw a few on the bonnet and bumper but not the others, it is as if something had been used to disguise them, don't know if that is possible but would not surprise me!!

Any help on the best way to sort the chips/scratches would be much appreciated.







Edited by doneitnow on Monday 16th January 10:30

Durzel

13,003 posts

199 months

Monday 16th January 2012
quotequote all
You might find they come out with a good polish, or a professional detail. Other than that the usual advice applies really - you could have a go with a touchup stick (risky, could look worse), or respray the panel (extreme).

doneitnow

Original Poster:

663 posts

179 months

Monday 16th January 2012
quotequote all
Durzel said:
You might find they come out with a good polish, or a professional detail. Other than that the usual advice applies really - you could have a go with a touchup stick (risky, could look worse), or respray the panel (extreme).
What do you class as a professional detail? I definitely don't want to be painting the roof.

gsewell

724 posts

314 months

Monday 16th January 2012
quotequote all
As Guards red is a nice "solid" colour and not a metallic/pearlescent, the scuffs on the front wings should come out with T-Cut and then a good wax afterwards!

I cannot do significant harm as you will be no worse off if it does not work.

Pugley

687 posts

223 months

Monday 16th January 2012
quotequote all
I also have a Guards red car:-

For the paint chips I use a standard stone chip touch up paint as supplied by any OPC, leave it to dry for 2 days. Flatten with 2400 w&d and soap then polish with T Cut.

T Cut do a red colour fast polish which is excellent at "blending in" small paint imperfections. It is also a mild cutting compound, so if you rub and rub you will be rewarded with a shine. (add your own jokes here)

It actually fills blemishes with red wax unlike normal polish that leaves light marks in any small craters. The red is almost a perfect match to Guards.

doneitnow

Original Poster:

663 posts

179 months

Monday 16th January 2012
quotequote all
Looks like I am going to have to have a go myself then, do I go for the standard touch up paint, somebody mentioned that the touch up won't be an exact match but I have found this, http://www.carpaintrepair.co.uk/acatalog/Porsche-T... do you think it will be a better match or just go for the OPC one?

gsewell

724 posts

314 months

Tuesday 17th January 2012
quotequote all
I would not be using a touch up paint at this time of year - it is too viscous to get a nice smooth finish. You need an air temperature of around 15'C for touch up paints to be nicely liquid.

So I would just deal witht eh scuffs on the wings with the t-cut or coloured polish (I have used both to good effect in the past), and wait for March/April for any paint work (unless you have a nice heated garage where the car can warm up to a good temperature as well).

doneitnow

Original Poster:

663 posts

179 months

Tuesday 17th January 2012
quotequote all
gsewell said:
I would not be using a touch up paint at this time of year - it is too viscous to get a nice smooth finish. You need an air temperature of around 15'C for touch up paints to be nicely liquid.

So I would just deal witht eh scuffs on the wings with the t-cut or coloured polish (I have used both to good effect in the past), and wait for March/April for any paint work (unless you have a nice heated garage where the car can warm up to a good temperature as well).
I think swmbo will think I have flipped if I start heating the garage to keep the car warmbiggrin looks like I will have to wait till the weather warms up.

Any nswers on opc touch up or the one I linked to mixed to the reg number?

rob.kellock

2,252 posts

223 months

Tuesday 17th January 2012
quotequote all
gsewell said:
As Guards red is a nice "solid" colour and not a metallic/pearlescent, the scuffs on the front wings should come out with T-Cut and then a good wax afterwards!

I cannot do significant harm as you will be no worse off if it does not work.
I might well be wrong here but given that the car is a Cayman, will it not be painted in a modern water based paint and then have clear lacquer on top? I'm not sure it's any different to a metallic/pearlescent in that regard hence T-cut not necessarily the best way forward?

Would be quite interested to learn the answer as my Spyder is white and it presumably is only a matter of time before something or someone scratches it!

gsewell

724 posts

314 months

Tuesday 17th January 2012
quotequote all
In which case the colour wax route may be better - but I don't see the effects of a lacquer on my car... but best to err on the side of caution I guess

doneitnow

Original Poster:

663 posts

179 months

Tuesday 17th January 2012
quotequote all
Ok this is getting interesting now, so if it is a base colour with a clear lacquer over the top then is it any different to having a metallic paint as that is what they do with those I think?

Maersk

1,091 posts

182 months

Tuesday 17th January 2012
quotequote all
The same. The scratches could just be in the lacquer

doneitnow

Original Poster:

663 posts

179 months

Tuesday 17th January 2012
quotequote all
Maersk said:
The same. The scratches could just be in the lacquer
There are stone chips as well which I assume will be through the paint not just the lacquer, now it starts getting awkward, so as there is a base colour with a lacquer do you have to put the paint on the chip/scratch first and then put a lacquer over that or do you not worry about the lacquer when repairing chips etc?

Pugley

687 posts

223 months

Tuesday 17th January 2012
quotequote all
For information - 996 onwards are a solid colour with a clear spirit base clear coat on top.

Most light scratches will be in the clear coat and may be polished out with great care.

Stone chips will be through to the base colour and will need colour touch up.

Apart from metallic touch up kits which contain base coat and clear coat, the OPC stone chip touch up for solid colours has a higher quantity of gloss coat mixed in so that it can be used without additional clear coat. These are spirit based but still need warmth to dry properly before "blending" in.

Take great care not to cut thro the top coat as it is almost impossible to disguise the mistake afterwards without respraying the whole area.


doneitnow

Original Poster:

663 posts

179 months

Tuesday 17th January 2012
quotequote all
Pugley said:
For information - 996 onwards are a solid colour with a clear spirit base clear coat on top.

Most light scratches will be in the clear coat and may be polished out with great care.

Stone chips will be through to the base colour and will need colour touch up.

Apart from metallic touch up kits which contain base coat and clear coat, the OPC stone chip touch up for solid colours has a higher quantity of gloss coat mixed in so that it can be used without additional clear coat. These are spirit based but still need warmth to dry properly before "blending" in.

Take great care not to cut thro the top coat as it is almost impossible to disguise the mistake afterwards without respraying the whole area.
Thanks for the reply, at least that answers the question about OPC touch up or mixed to reg number.

When you refer to polishing out light scratches with great care, is this with the coloured T Cut as previously mentioned or something else?

Thanks Alan