Author Topic: Sanding in tight spaces  (Read 2120 times)

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Offline Pain

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Sanding in tight spaces
« on: January 27, 2011, 10:00:02 AM »
I started sanding my cam cover. I originally had it sand blasted so I have a lot of sanding ahead of me to get it polished now. I bought another cam cover on craigslist, telling the person my intentions.. they somehow failed to tell me about the big dents all through it. So I started out and used paper for a few days, it got really good on the top flat part and edges. The inward curved edges though were harder. So I then got a Dremel 200 and started using the EZ finishing abrasive brush attachments.. 512E, 511E which are 180,280,320 grit.. the lowest grit actually worked the best at getting out scratches.. it was not as aggressive as I expected it to be for the grit number. I also tried the detail abrasive brush.. waste of money and time really.. just don't use the sanding band (240 grit) or be careful if you do.. it will gouge easily and leave you with more work. I have a pretty good base sand now, but I still can't seem to get into the tight crevices by the bolt holes.. and also the inward sloped parts don't seem to polish very smooth.. they still have a very light "pitted" look that doesn't seem to sand out as easy. Any suggestions on how to go about this? I will try to get a picture of the work I have done so far. Here's a pic of the part I'm talking about... it's not actually my part.. just a reference.



Thanks,

Pain
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Offline Elan

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Re: Sanding in tight spaces
« Reply #1 on: January 27, 2011, 10:47:31 AM »
I just did my cam cover. I started by sandblasting with 80 grit, which was a little extreme. I then just went up the line.. 150, 220, 400, 600, 800, 1000, 1500, 2000, red buff, mothers polish. I just used pieces of sandpaper a little bigger than a quarter. for those hard to reach screw areas, i just backed the paper with my index finger and twisted my wrist. It took a long time but looks great. I just did one or 2 grits per night. watch a movie at the same time and it goes by quick! Also, I skipped the recessed cam chain area, will juat paint that black, cant see it anyway.


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Offline BlindSight

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Re: Sanding in tight spaces
« Reply #2 on: January 27, 2011, 12:13:52 PM »
Wow that looks nice...hopefully ill have the time and energy to polish up some stuff soon...right now im just ready to get the bike back together but would me much easier to get everything looking good while its all apart.

Offline Pain

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Re: Sanding in tight spaces
« Reply #3 on: January 27, 2011, 12:34:56 PM »
Inspirational pics Elan. I also spend my time sanding watching movies on Netflix. Blindsight, you may want to take advantage of the colder months.. it seems sanding takes VERY much time.

Here's what I got so far:

http://www.facebook.com/photo.php?pid=283744&l=1db1ffa165&id=100001175452138

http://www.facebook.com/photo.php?pid=283753&l=ff6e17a3a0&id=100001175452138

(Sorry, I guess FB pics won't imbed)

Pain
i live for my dream, and a pocketful of gold...