View Full Version : Condensation!!!
Wicked Klown
09-11-01, 01:43 PM
I read in this site to you Di-Electric grease to help prevent condensation. But it said to you the gel or lube form what bout the spray on. I picked up CRC Industrial Di-Electric grease and was just wondering if it will fry or mess up my rig.
And whats it mean to be wired?
Thelemac
09-11-01, 02:10 PM
Typically you use it in the slots and socket, which is why you want the gel or lube, because you can make sure you have enough in there. The spray on might not be the best for the whole board because it might not stay. I don't know for sure on that last part, though.
I have no idea what you're reffering to with being wired. :confused:
r0ckstarbob
09-11-01, 09:27 PM
WAIT!!!
christ i know i sound like a commercial about this crap and for that i apologize. it's not intentional, i promise. the stuff just WORKS and nobody knows about it yet because overclocking doctrine says to make one of those big nasty blocks of white foam or to use dielectic grease or some crap like that. there IS a better way. this is it.
before you go applying that gooey crap on your board look into one of these options.
Acrylic Conformal Spray
http://www.mgchemicals.com/products/419b.html
it's an epoxy-like spray on coating that is very thin, completely dielectic, completely transparent, strong, it yields to a soldering iron immediately and it is DRY. it has a flourescent compound in it that will glow green under a black light so you can check for gaps in your application. it's used to protect aircraft electronics from condensation and a hundred other little things. coat the front and the back of your board and spray a little dab in that gap under the CPU and let it dry for a couple of hours. the spray is about 10 bucks and it is 100% effective. it won't prevent condensation from forming but it WILL completely eradicate the possibility of it doing ANY kind of damage whatsoever. used in conjunction with the stuff below and you've got a waterproof system.
Drierite (Desiccant filters)
http://www.drierite.com/default.cfm
other stuff it's called is Silica Gel. it's a clay out of norway that sucks up water from air and lowers the dew point to -100F. no moisture in the air means no condensation can happen. ANYWHERE, under any conditions. make a filter and fit it over your fan and point it at your CPU if you're really worried or you can just set some of it inside your case. this stuff is REALLY powerful, it's also really cheap (13 bucks for a 5 pound can, 5 ounces per 100 cubic feet is the recommended amount - your case is NOWHERE near that big), completely dielectic, and although it does reach a saturation point after awhile and you have to change it out once in awhile, you can recycle it by putting it in your oven at 250F for a couple of hours and then you can reuse it at 100% efficiency. the word from the manufacturer of this product is that they will guarantee dryness and a lowered dew point to -100F.
if there is no water in the air then condensation cannot occur. no matter how much heat is applied to how much cold. condensation WILL NOT FORM. not at a -100F dew point level. that means anything below -100F (say -101F) is below the dew point and will make condensation. any temperatures above that will not make condensation. it requires a little bit of jr high science revisited to know about condensation and dew points and stuff like that to know why this stuff works but be guaranteed it definately does.
check out the Acrylic Conformal Spray before you start to covering your board in that gooey crap. either one or both of those options are going to work ALOT better for you and theres no mess involved.
man i just need to make a thread about this. i think i'll go do just that.
take care and good luck.
RSB
Wicked Klown
09-11-01, 11:01 PM
Thanks for the helps . AS for the Di-Electric grease its a spray on so it will be like the epoxy. I didn't do the white foam thing either I did it with a closed cell Allsop mouse pad. I heard to do that here. I cut it out to fit in the socket around the socket and around the coldplate. I hope this works.
r0ckstarbob
09-11-01, 11:39 PM
me too mr man. good luck!
r0ckstarbob
09-11-01, 11:42 PM
Originally posted by Klownin79
Thanks for the helps . AS for the Di-Electric grease its a spray on so it will be like the epoxy.
yeah but will it glow green under a black light?
thats the real question!!!
***chuckle***
Wicked Klown
09-12-01, 01:43 AM
No but I wish it did. Think bout it tho puttin in a black light be sweet if you ask me beats havin blue, red or other things. I was how ever thinking of puttin in some green and white strobe lights,
Again thanks for the help
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