Fallout on Cars

Discussion in 'Mech Tech' started by Little Nellie, Sep 11, 2021.

  1. Little Nellie

    Little Nellie Supporter

    Strange one here.

    We just bought a 4 year old white VW Up Gti. Washed it this morning and noticed a lot of rusty specs all over its white panels. Not pleased.

    These are hard and stuck fast. anyway, to my relief they entirely come out with polish and a strong finger nail action

    So could be iron fallout anywhere with our driving and parking etc. BUT I was wire brushing my gutters on the drive 2 days ago. The white car was parked miles away, at work, when I was doing the bus work so no chance of direct contamination.

    Campervan goes back in garage and white car returns and is parked where campervan was, on the drive. could some of the particles of iron have blown from the drive surface onto the new car and bonded themselves on and rusted???

    anyone seen this?

    An example picture from the web below

    6D7D02BE-7BF0-434E-8ADB-7524929D08F3.png
     
  2. Little Nellie

    Little Nellie Supporter

    Mine was like the top photo. Hard to believe but it entirely polished out
     
  3. mikedjames

    mikedjames Supporter

    More likely from the garage or vendor using an angle grinder and peppering it with hot metal some time back.
    Now its finally started raining and there is dew in the morning and it starts to rust...
     
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  4. Little Nellie

    Little Nellie Supporter

    It was in a workshop where they were reconditioning the alloy wheels before I picked it up. Alloy wouldn’t do if of course, but workshop environment maybe.

    hopefully no one from late bay community has come across this?
     
  5. davidoft

    davidoft Sponsor

    My camper has this and it’s been nowhere near any welding
     
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  6. Little Nellie

    Little Nellie Supporter

    Trouble is this was the other new family car. So work on the camper and rust spots on new car transfer potential…
     
  7. When I lived in Sheffield I got this visiting steel works. I had a white Ford Escort and one time I followed a skip wagon taking away dust arrestor contents. It stuck so bad I had to get a body shop to polish it out.
     
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  8. Using a detailing clay bar should pull that and other contaminants out of the paint
    Polishing it out can scratch the paint finish
     
  9. mikedjames

    mikedjames Supporter

    You can buy big poly tarps to cover stuff if it worries you. And also to catch the flying dust. Or switch to sandpaper and stop firing red hot metal around.
    I did the front of my bus mostly under a polytarp or used a bit of plywood as a target for angle grinder sparks.

    You can set fire to polytarps if you try hard with an angle grinder though..stop and let it cool down...
     
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  10. Little Nellie

    Little Nellie Supporter

    My plan was to do work on open drive, park the other car round the corner for the day. After finishing work I’d hose the area down with water, so any particles would swell and rust in situ, so they’d be less airborne for return of other car
     
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  11. Driving behind or near a car with worn out brake pads or having metal on metal brakes causes lots of this. My mates white amorok chewed a pad and he drove it home. The rear cover was peppered in rust spots.
     
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  12. Good point. Let's call it a professional cleaning job.
     
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  13. Little Nellie

    Little Nellie Supporter

    If anyone’s interested I totally sorted it with a spray on product from Halfords called Iron Out.

    you can see in the photo all the iron is purple spots. Leave it 5 minutes and wipe and wash the car - easy as that :thumbsup:

    7C8AB5A6-F27C-4EDB-BA95-5A409F739AEF.jpeg
     
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  14. CollyP

    CollyP Moderator

    Wow! Top result!
     
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  15. Meltman

    Meltman Sprout Lover

    A cheap fix used to be to use a weak solution of Phosphoric acid to remove the fallout from steelworks around Sheffield. Rinsed off with plenty of water it did the job. I suspect the stuff available now is a similar product.
    My brother in law's Savanna beige beetle turned almost orange once when parked in Attercliffe.
     
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  16. Little Nellie

    Little Nellie Supporter

    Yep you’re probably right, although they do state it’s pH neutral and phosphoric acid certainly isn’t. Smells like acid too on your hands afterwards.

    Coca-Cola is dilute phosphoric acid, so I reckon it’s this kind of strength with some kind of purple die
     
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  17. Little Nellie

    Little Nellie Supporter

    Yep you’re probably right, although they do state it’s pH neutral and phosphoric acid certainly isn’t. Smells like acid too on your hands afterwards.

    Coca-Cola is dilute phosphoric acid, so I reckon it’s this kind of strength with some kind of purple die
    https://www.halfords.com/motoring/c...ducts/auto-finesse-iron-out-500ml-550308.html
     
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  18. I wonder if it would remove grinding splatter from glass
     
  19. Little Nellie

    Little Nellie Supporter

    Almost certainly yes. It states that you can use it on paint, alloy, glass and interior trim
     
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  20. Faust

    Faust Supporter

    Also maybe lucky it's just the bits of angle grinder metal flecks that are just rusting and hasn't penetrated the steel under the paint .
     
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