Wick Material Question

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JackOnan

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I went ahead and ordered some of the kevlar to see what its like. I'll report back with the results.

Got the kevlar cord. It has many loose frayed fibers all along it that look like they would wind up being inhaled. Plus its a bit too thin. I haven't wet it and tested it yet but it does not look promising. I probably won't use it at all.
 
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styler

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I use Kevlar cord and it works pretty good. I take a lighter to the wick (after soaking in PGA and drying off). Too much and the wick will char from the lighter fumes so I use short bursts. If the wick has PGA residual it will turn into a flaming wick which gets rid of the loose ends fast. I do it outside because I don't want to inhale burning Kevlar fumes.

The main drawback to Kevlar is that it does not like dry burning. I believe the melting point is lower than silica. But if it's kept wet, and rinsed out from time to time, the coil gets gunked up long before the wick deteriorates. IMO it wicks better and tastes better than silica, so I just rebuild the atty - which I would have to do anyway.

I have not used SS400 yet, but from what I have read it sounds like it would be perfect. However, I can't find a cheap source and I don't think SS would work in some of my smaller diameter tank mods. Still, I would love to find inexpensive SS400 material...
 

ScroungerLee

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I know this thread is kind of old, but I couldnt stop myself!

MAPP gas is neither propane nor acetylene. Methylacetylene-propadiene gas - Wikipedia, the free encyclopedia

As for wick material I am no expert but I only try stuff that won't burn at all. Stove gasket rope stuff I messed with can be held in the flame from a butane torch until it glows, as mentioned somewhere above.

For cleaning the wick material before using I just heat it really hot with a torch. I figure that must burn off anything bad, right?

Lee
 

rojo

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Wow, there's a lot of information in this thread, but I'm no better off after reading it than before. :) What's best? Kevlar? Fiberglass? Silica? Ceramic -- probably not, because of the binding materials. Wire cloth? Hemp? Cotton? Nomex? What produces the thickest vapor, is least susceptible to decomposition, withstands dry burning, emits no harmful vapors, and does not flood the atty and cause leaking / seepage? Seems like such a thing is the holy grail of vaping.

I came across Understanding Wick Types, which seems to provide lots of useful information. Apparently Nomex is available in felt form as well as thread / yarn as indicated on page 4 of this thread (and in paper form, too).

Update: I just ordered 1"x3' of the Nomex felt to play with. I want to try laying it directly against the coil in my eGo-T atty, perhaps even pulling the existing silica wick out of the spike entirely, depending on how well the felt holds my juice. I'm thinking the water / duck's back thing described earlier might just have been a property of that specific thread. Anyway, it's worth $7 to satisfy my curiosity.
 
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rojo

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Sorry to res a two month old thread, but would this: Kevlar Cord possibly work for a wick? And at $0.20 a foot, not a bad price at all.

Zombie, I'd suggest trying to google the MSDS sheet on the kevlar, or request one from where ever you plan on buying it from. I'm pretty sure its a law that they have to supply one when requested. Don't quote me on that though.

This question might be answered in another thread, but I haven't found that particular needle in this forum haystack. What sort of information would one find on an MSDS sheet that would indicate whether a material is suitable to use in an atty?
 

BigBulli

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you can get twisted 1/16" fiberglass wick from msc for I think $0.44 a foot. There is a wait for it unless you order 150'. That should be like the a2 wick. Also you can get 1mm and 2mm fiberglass wick used for gardening from Germany, I bet this is what Bulli sells. I bought the wick from the wick store because of the price and it will work, just don't know how well.
 

rojo

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you can get twisted 1/16" fiberglass wick from msc for I think $0.44 a foot. There is a wait for it unless you order 150'. That should be like the a2 wick. Also you can get 1mm and 2mm fiberglass wick used for gardening from Germany, I bet this is what Bulli sells. I bought the wick from the wick store because of the price and it will work, just don't know how well.

The general indication reading this thread is that silica withstands higher temperatures than fiberglass. McMaster-Carr seems to be an oft-referenced and reputable source for good quality silica rope. I went ahead and ordered a couple of feet of the 3/8" #4 rope from there today as well.
 

BigBulli

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The biggest problem with silica rope is it's gnarly. maybe WillyB will show a pic of some of his.

as far as Fiberglass rope, The temperature limit is lower than silica, but you'll never reach it and it's easy to work with. Nice and straight..

As long as the wick stays moist the evaporation of liquid will dissipate the heat quickly enough that it won't burn.
 

rojo

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I just got my Nomex felt yesterday, cut off various shapes and sizes and crammed it in my eGo-T atty, removing my existing silica wick. The felt wicks better than the Nomex thread / yarn someone posted about earlier -- no water on a duck's back effect here. But I actually get better vapor production using the silica. Better air flow I guess. Drawing through the Nomex felt material feels sort of like trying to suck a Frosty through a straw, and the vapor production is pathetic. At least it never burnt, though :) Results might be different in different atomizers, but all I have is my eGo-T.

I also got my rope from McMaster-Carr and got around to replacing the OEM eGo-T atty wick. Win. Good draw, good wicking, fireproof, tasteless, good times, good fun.
 

BigBulli

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I just got my Nomex felt yesterday, cut off various shapes and sizes and crammed it in my eGo-T atty, removing my existing silica wick. The felt wicks better than the Nomex thread / yarn someone posted about earlier -- no water on a duck's back effect here. But I actually get better vapor production using the silica. Better air flow I guess. Drawing through the Nomex felt material feels sort of like trying to suck a Frosty through a straw, and the vapor production is pathetic. At least it never burnt, though :) Results might be different in different atomizers, but all I have is my eGo-T.

I also got my rope from McMaster-Carr and got around to replacing the OEM eGo-T atty wick. Win. Good draw, good wicking, fireproof, tasteless, good times, good fun.

Sounds like you're blocking the air hole in the base with the wick.(you pushed the wick down to far) You should not be drawing air through the wick but around it, notice the two holes on each side of the piercing plate.
 

rojo

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Sounds like you're blocking the air hole in the base with the wick.(you pushed the wick down to far) You should not be drawing air through the wick but around it, notice the two holes on each side of the piercing plate.

Ya, the eGo-T atomizer doesn't really lend itself to the sort of mod I had in mind, it seems. There's no path for air by using a sponge next to the coil instead of the wick in the cartridge spike. If I were to cut the felt down small enough to allow air to pass, there really wouldn't be any felt left.
 
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