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Author Topic: 957 frame corrosion help?  (Read 3861 times)

jedi_rider

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957 frame corrosion help?
« on: January 25, 2011, 10:16:29 pm »
After many years of faithful and PLUSH service, my 957 is in need of a facelift.  It seems that the beautiful chrome paint is beginning to corrode, and I haven't been successful at removing the corrosion with any type of polish or etc.

Anyone else successful in restoring the "showroom shine" to a 957 chrome frame?

Thanks in advance, and keep riding!

jr
957/857/Surly LHT/Trek 2100

Spokes

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Re: 957 frame corrosion help?
« Reply #1 on: January 26, 2011, 12:06:27 am »
Your 957 is made from aluminium and is polished not painted in chrome paint. They usually have a clear laquer finish on top to protect the polished shine of the frame. If this clear coat has worn thin and the bare aluminium is on show it will start to corrode. The best thing to do is to get the frame re-polished back to it original shine and then either get it clear coated or just polish it regulary to keep it looking its best.
Or sell it to me and I'll do it  ;D ;)

Chris
4000
857
856's
OZx modern build
757
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957
955
5000
no room in big shed but always room for one more!

jedi_rider

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Re: 957 frame corrosion help?
« Reply #2 on: January 26, 2011, 06:19:47 am »
Thanks for the 411 on that, Spokes - I could swear I read on here somewhere that this was chrome paint, but your explanation makes lots of sense. 

I have tried hand-polishing it with Mother's brand chrome polish to no avail...  any suggestions about polishing agents I could use?  Or, do you thiink it might be wise to seek out a "pro" who uses a rotary-style polisher and real polishing compounds to do the job?  I suppose that, if the corrosion is under the clear-coat, I may need someone to strip/repolish the dang thing. 

I could kick myself for letting this fine ride get sick like this!!

Suggestions?

957/857/Surly LHT/Trek 2100

Colin

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Re: 957 frame corrosion help?
« Reply #3 on: January 26, 2011, 06:33:21 am »
But when you're polishing it, you're polishing the clear laquer coat not the aluminium (unless the laquer coat has completely worn away...........)
so you're possibly just making the remains of the laquer coat dull through using an abrasive polish.

Col.
2001 OzM
2000 OzX
1999 x500
1999 900 Frame
1998 4000se
1998 4000
1997 957 Frame
1997 857 Frames
1997 XP-X (856)
1995/6 x55/x56 Frame
1992 962 Frame
1991 Marin Pine Mountain with a Flex Stem

spikebender

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Re: 957 frame corrosion help?
« Reply #4 on: January 26, 2011, 11:17:59 am »
I polisied out my 656 when I bought it someone had spray painted it plus the origanal paint was pretty hammerd  a stiff polishing wheel and the red rouge did the trick (hint) if you use a drill put a piece of inertube over the chuck helps prevent more scraches
757
855
Custom trailer (thanks Papa)

Spokes

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Re: 957 frame corrosion help?
« Reply #5 on: January 26, 2011, 12:33:54 pm »
But when you're polishing it, you're polishing the clear laquer coat not the aluminium (unless the laquer coat has completely worn away...........)
so you're possibly just making the remains of the laquer coat dull through using an abrasive polish.

Col.
Agreed. This is why I said to get it re- polished back to its original shine. Meaning get a pro polisher to do it on a mopping wheel. A mop or polishing wheel will take off the laquer easily leaving just shiney aluminium. Once done, if left bare you can keep it shiney with regular polishing with household metal polish.
You can buy a DIY polishing kit as Spikebender mentioned and I have had very good results with mine on my motor cycles. However its time consuming and the shape of a bike frame would be challenging and patience testing.

Chris
4000
857
856's
OZx modern build
757
4500
957
955
5000
no room in big shed but always room for one more!

shovelon

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Re: 957 frame corrosion help?
« Reply #6 on: January 26, 2011, 01:06:57 pm »
I use a Maroon colored Schotchbrite hand pad, followed with Knorristall metal polish. Not perfect, but good for a few months.
OzM,(Ozzie)
K24000,(Red)
957small,(Shorty)
957Large,(Monty)
956 LE,(Peirce)    <Sold>
Offroad "Proflex" (Serrota),
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jedi_rider

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Re: 957 frame corrosion help?
« Reply #7 on: January 26, 2011, 04:26:35 pm »
Good stuff~~!  I will try the home remedies again, and then seek professional help - my girl has been telling me I need it for years...   ;D

Thanks for the help!

jr
957/857/Surly LHT/Trek 2100

Spokes

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Re: 957 frame corrosion help?
« Reply #8 on: January 27, 2011, 01:14:37 pm »
If I can offer one tip for hand polishing, is to apply an even pressure and only go in one direction, especially when using abrasives. If you go in to many directions you'll get less shine when you polish it.

Chris
4000
857
856's
OZx modern build
757
4500
957
955
5000
no room in big shed but always room for one more!

Colin

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Re: 957 frame corrosion help?
« Reply #9 on: February 01, 2011, 04:21:50 am »
On the plus side, whilst polishing it, you're making it lighter!

Until it all wears away...........

<GRIN>

Col.
2001 OzM
2000 OzX
1999 x500
1999 900 Frame
1998 4000se
1998 4000
1997 957 Frame
1997 857 Frames
1997 XP-X (856)
1995/6 x55/x56 Frame
1992 962 Frame
1991 Marin Pine Mountain with a Flex Stem

Spokes

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Re: 957 frame corrosion help?
« Reply #10 on: February 03, 2011, 01:32:08 pm »
 ;D ;D Performance by polishing!
4000
857
856's
OZx modern build
757
4500
957
955
5000
no room in big shed but always room for one more!

kiwi

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Re: 957 frame corrosion help?
« Reply #11 on: February 03, 2011, 01:37:11 pm »
On the plus side, whilst polishing it, you're making it lighter!

Until it all wears away...........

<GRIN>

Col.

and its light exercise!
kiwi proflex rider