View Full Version : Good lapping instructions???
DeathScyth_Hell
09-13-01, 04:38 PM
I'm new to the lapping thing...but i wanna do it cuz its gonna make such a difference...anyone have a good site that teaches you how to do it??...or maybe someone has the time and type the instruction...i would really appreciat it...thx a lot in advance...
First, if you havn't already, peel off that Thermal Pad and sacrifice it to the overclocking Gods :) . Second, wrap some 400 Grit wet/dry paper around a piece of glass and sand in a circular motion untill the majority of machining marks are gone. Then do the same w/ 600 grit, 800 grit, and if you're a masochist, go 1000 or higher to get that mirror finish.
Well,first i went to auto parts store and got some 800grit wet and dry sand paper and some 1500 grit W/D,some use more grits then that but this is what i did.Get as perfect a flat surface as you can,i used a 8x8 piece of glass to put my 800 grit on.I used water with mine but others do it dry and i'v read about putting alittle dish soap in the water to lube it some.sand the hs using the 800 till your sure youve taken the high spots down so the bottem is even,i used a back and forth motion when i did mine and some use a figure eight.next use the 1500 till you get a nice smooth and glassy look to bottom of hs,if you see any of the 800 grit lines in it then you need to use the 1500 more. hope this helped and good luck.
P.S. don't forget to put your heat paste(AS) back on before you put hs back on cpu.
Mad_Capr
09-13-01, 05:21 PM
You can also duct tape the sand paper to a flat surface. I used a kitchen counter instead of a piece of glass. Either way works, just giving you another option. The point is, you want to make sure the surface is flat.
I've heard of people going up to 3000 grit, but personally I think 800-1000 grit is plenty. I had trouble finding anything above 800 grit in my area. With an 800 grit finish, I saw a drop in my cpu temps of 2-3 degrees celsius.
The SK6 is pure copper, so it didn't take very long. I went straight from 400 grit to 800 grit. In about 5 minutes total, I had a very nice shiny flat surface.
-=UR=- Ranger
09-14-01, 06:28 AM
I only used 400 and 600 grit wet sandpaper on a piece of glass.
That was enough for me. The only extra thing I did, was putting some soap on my sandpaper in the end, to make it even smoother.
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