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 Heatsink Lapping Tutorial+Pics(added 6600) lapped , Discussion and How-To's

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CyberTroop
post Jan 12 2007, 02:06 AM

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Hey, sry to tumpang topic.. When ur lapping your hsf, do you use the sandpaper to rub the heatsink or use the heatsink to rub the sandpaper? Am i making any sence? lol

btw.. Did you do the 90 degree rotation? I heard from another guide it's best to do it in 1 direction

This post has been edited by CyberTroop: Jan 12 2007, 12:33 PM
CyberTroop
post Jan 12 2007, 05:21 PM

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Hmm.. im not quite sure what you are saying. Let me see, after rubbing it the first time, then turn the heatsink 90 degree and rub it. After that turn it another 90 degree which makes it a 180 degree turn and eventually a 360 degree?
CyberTroop
post Jan 12 2007, 07:25 PM

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Hmmm.. Ok when im lapping it to the north, i move the heatsink up and downwords on the heatsink. After im done with it, i turn it to the west and start moving left and right?
CyberTroop
post Jan 12 2007, 09:43 PM

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QUOTE(J-Slade @ Jan 12 2007, 03:05 PM)
You put the sandpaper on a flat glass, then you rub the heatsink on the sandpaper.

I do a 90° rotation... but I will rotate back towards the same position in the next 90° instead of letting it go in a circle. Having this rotation gives you that extra shine!  wink.gif
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The thing im not understanding is the direction your suppose to be sanding after the rotations. Am i suppose rub the heatsink the same direction which is up and down after after doing the 90 degree rotation or do i do it left and right instead?
CyberTroop
post Jan 14 2007, 01:53 AM

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QUOTE(J-Slade @ Jan 14 2007, 01:28 AM)
Here is smtg that might help
user posted image

I dunno if you guys understood what I did? Haha.. I went against the tutorial which said to rotate 90° all around till you get complete circle cos I think that will make the surface uneven due to inconsistency..

*edit*
Btw, after you rotate back then if you wanna continue just rotate 90° clockwise again...
(this is not the best solution but it sure did work for me)
*
This really helped me alot.. Ill be lapping it 2mrw after my stupid undang test.... Btw how long do u lap using each sandpaper. Did u follow the guide and made 10 crosses? And how much water did u used on the sandpaper? And whats with the hand dishing liquad..

This post has been edited by CyberTroop: Jan 14 2007, 02:27 AM
CyberTroop
post Jan 14 2007, 03:14 PM

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Ok, just came bak from my undang test and Passed woohoooo!! Going to scrub now.

 

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