Why don't we have a Kayfun (any version, originals and clones) owners group?

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sedition

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Got my first kayfun today! Infinite 3.1 clone, along with some mods. My only rba experience until today was watching Youtube builds, and I managed to build myself a rather nice looking (IMO) 1.7ohm single nano coil with cotton, which, aside from a little bit of gurgling, seems to run quite nicely. I'm definitely a convert. I learnt two interesting things today:

1: The kayfun 3.1 is great for DIY minded beginners.
2: This thing is much smaller than it appears in videos. I think people are using the cameras that subtract 10 pounds.
 
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tchavei

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Congrats :)

Imagine my face when I saw the kayfun mini V2.1 for real... I was like... ... ?!? I will never be able to mount a coil on this itzy tiny smaller than my indicator nail base... I did manage though but these things are tiny compared to YouTube vids lol.

About the gurgling, how high is your coil sitting above the air hole? Maybe it's too close to it (I place mines like 2mm above and they are fine)


Regards
Tony

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vapdivrr

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Yeah although I find I.D. to influence final resistance way more than full contact or open coil. For example, 6 turns on a 3mm id coil (0.30mm kanthal) give 1.37 Ohms, same wire wit 6 turns at id 2.8mm gives 1.28 Ohms and at 2.5mm id give 1.19Ohms. :)

Regards
Tony

PS: although I like 1. 1-1.2Ohms more, my emergency prebuilt coils are made at 1.4Ohms because if the evic fails on a trip, the other batteries have a lower limit of 1.2Ohms so there is a risk they wont fire the atty so 1.4 Ohms is always a safe bet that it will fire on any battery.
Well of course diameters effect it more, I was more talking about things that can change resistance minutely like the shorting of a coil, lenght of leads, and another is type of kanthal. before the full contact coil lights up just right, it is kind of shorting out, at this point the resistance is slightly different then once it glows properly.
 

tchavei

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I know what you mean :) My kanger head rebuilds are a nice example of that... until you screw them fully into position, resistance jumps all over the chart and sometimes even after... I don't know how I managed to live with that for so long lol.

There is one thing though that I noticed yesterday (need to confirm this though). I'm used to a certain period it takes for a 29AWG (0.3mm) coil to heat up under 10W at 1.2Ohms. Yesterday or the day before I made a 1.4Ohm coil on a different kayfun (mini) and I can swear that thing would glow bright white almost instantly... I kinda wonder why... it should be the other way around no? Same wire, same ID, same construction method...

Regards
Tony
 

vapdivrr

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I know what you mean :) My kanger head rebuilds are a nice example of that... until you screw them fully into position, resistance jumps all over the chart and sometimes even after... I don't know how I managed to live with that for so long lol.

There is one thing though that I noticed yesterday (need to confirm this though). I'm used to a certain period it takes for a 29AWG (0.3mm) coil to heat up under 10W at 1.2Ohms. Yesterday or the day before I made a 1.4Ohm coil on a different kayfun (mini) and I can swear that thing would glow bright white almost instantly... I kinda wonder why... it should be the other way around no? Same wire, same ID, same construction method...

Regards
Tony
Both fired up with the same mod? So the 1.2 coil is in a regular kayfun and the 1.4 in a kayfun mini?
 

vapdivrr

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Tchavei, from what I understand, the shorter the wire, the faster it should heat but there is something to be said about higher resistance. If you think about it, high resistance means that the electrons are having a harder time getting thru that wire so maybe the temp can get hotter. Not really sure but what I do know is if you had a 1 in lenght of 32g and a 1 in length of 26g, the 32g wire will be hotter because there is more resistance in the wire
 

tchavei

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Yes. Both fired from a evic s at 10w. The kayfun mini is at 1.4 Ohms so it will fire on my sigelei and itaste vv3. Those have a 1.2 Ohm limit and since my regular kayfun is in fact 1.19 ohm, it won't fire on those.

About the resistance it makes perfect sense. What I found odd is the wire being the same, one extra turn could make a positive difference.


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Tony

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vapdivrr

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I only noticed it because I was having a hard time determining if the coil was heating up properly inside out... It would light up almost instantly making it hard to check... Maybe I somehow made it better than on my regular, I don't know lol.

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Tony

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Yes it must of been just right. I get that sometimes as well, where basically it's ready to go right off the bat. I know it doesn't seem like much but one wrap, when straighten, is probably longer then you think. As for quickness or brightness of a coil besides resistance, a different mod, even at the same voltage, can be quite different. I don't think this happened to you because you said both were fired from same mod but I have one mech that doesn't fire the coil as fast and as bright as my other mod even with the same voltage because of voltage loss in mod.
 

AndriaD

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have 4 authentics kayfuns and absolutely love them, they definitely have a place in my heart, but I have to say this new erlk that I purchased does beat the kayfun in flavor. although it isn't a night and day difference, it is so. there are other better things about the erlk, but it will never replace my kayfuns. I know some like the kayfun at 1 to 1.2Ω which is great for mods that can fire them, but for most vv devices, that could be a touch low because a lot wont fire under 1.2. if planning on a kayfun set up with a vv device, shoot for at least 1.3 and as high as 2Ω. wire gauge is either 28 or 30g, and that really depends on the resistance and preferred wattage. if you vape close to 15 watts then 28g works good (unless your at the 2Ω range), if you prefer lower, then 30g is better suited, also coil diameters between 1.8 to 2.4mm work well. in the end it takes experimenting to find what best suits you, and that's all part of the fun, in kayfun. truly if your looking to move into a great tank system, the kayfun is it.

Actually I split the diff between 30ga resistance and 28ga sturdiness, and use 29ga, 7 wraps around 7/64, and it ends up at 1.7-1.8 ohms -- a nice fat coil I can actually get a wick thru, that won't run my batteries down so fast, and vapes like a dream on my tobeco KFL+s. And I never compress the coil, I just try to initially wrap it very closely, but then leave the small spaces; if I leave it spaced it doesn't burn the wick, and it's not so hot on my lips.

But you have to hunt online for the 29ga; I found it on Amazon. Lightning Vapes doesn't sell it, or didn't the last time I checked.

Andria
 

tchavei

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29 (0.3) is quite easy to get here (maybe because it's metric, don't know). Anyway, how much is 7/64 in mm? I ask because 7 wraps give me 1.37 Ohms on a 2.5 mm rod.

About the erlkoenigin... It looks nice and beautiful especially in nano mode but I've ready some people having wicking problems with it so it probably isn't that easy fool proof as a kayfun but I might be wrong. I also haven't seen a setup yet that uses Ekowool or silica.. M always cotton or rayon which, somehow don't appeal to me because of the higher maintainance

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Tony

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AndriaD

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About the only time it gurgles is when I leave it in the car that's been parked out in the sun for awhile.

Must get 120+ degrees in there if the car is left outside in the sun while going shopping or something.

You know... I wonder if that's why my trusty non-leaking kayfun was leaking a tiny bit last week, taking it out into the HOT!!! weather. I've never before seen a leak from kayfuns, except after rewicking when I get a mite carried away with the priming, then have to blow it out. But it was super hot last week, and when I got back home and went to refill, there was a bit of juice on the flared cone I use with my vv3, which really surprised me.

Andria
 

Satiated

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Undoubtedly, the Kayfun in its dozens of versions is by far the most popular RBA of all. There may be better, easier, more versatile, better designed, fashionable r whatever RBAs out there but, without question, the one everyone who uses an RBA has is some Kayfun type.

So, let's hear from you guys. You may love them, hate them, or maybe they just leave you indifferent. This is not a troll! Let's just hear what you have to say, ask, or just wanna chat about the atty. Have one special, one you like, want or hate? C'mon, show it!

I'm in love although it does suck up the juice. lol Would love to know where to get spare o rings and such too? Great group idea for me.
 

tchavei

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I'm in love although it does suck up the juice. lol Would love to know where to get spare o rings and such too? Great group idea for me.
The original o ring kit should fit any original or clone. There are several stores selling the kits at 5-10 bucks I believe.

Now if you could buy them at a drugstore in bulk that would be nice


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Tony

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vapdivrr

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Actually I split the diff between 30ga resistance and 28ga sturdiness, and use 29ga, 7 wraps around 7/64, and it ends up at 1.7-1.8 ohms -- a nice fat coil I can actually get a wick thru, that won't run my batteries down so fast, and vapes like a dream on my tobeco KFL+s. And I never compress the coil, I just try to initially wrap it very closely, but then leave the small spaces; if I leave it spaced it doesn't burn the wick, and it's not so hot on my lips.

But you have to hunt online for the 29ga; I found it on Amazon. Lightning Vapes doesn't sell it, or didn't the last time I checked.

Andria
Yes 29g is great, I do have some that I bought a couple years ago and I'm almost out. And your right, 28g and a vv device can feel slow to some and 30g is not to sturdy so 29 is perfect. I believe the 29g I bought and use is kanthal D, as I remember, it was the only type available at the time. I especially like the 29g in dual coil builds for my dna20 device. I use loads of different gauges, some regular, some twisted, etc depending on specific build and power and 29g is something to have in the arsenal. Maybe a net is different and don't vape them but as far as regular juices, whether micro or gapped, no way should a wick burn. I agree that a micro is slightly warmer then a gapped but not enough to burn a wick. Now with nets, can't say, so I'm sure you know what works better with your particular juice.
 

vapdivrr

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29 (0.3) is quite easy to get here (maybe because it's metric, don't know). Anyway, how much is 7/64 in mm? I ask because 7 wraps give me 1.37 Ohms on a 2.5 mm rod.

About the erlkoenigin... It looks nice and beautiful especially in nano mode but I've ready some people having wicking problems with it so it probably isn't that easy fool proof as a kayfun but I might be wrong. I also haven't seen a setup yet that uses Ekowool or silica.. M always cotton or rayon which, somehow don't appeal to me because of the higher maintainance

Regards
Tony

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I think initially the erlk has more of a learning curve then the kayfuns but like anything else, once you get it down, it's very repeatable. Took me about 10 builds to perfect, where as maybe 3 for the kayfun. I also haven't seen any builds with silica and imo it's because silica doesn't wick as good . As for maintenance, how much more time do you think it takes to redo a cotton set up then silica? Maybe an extra 5 minutes? These are rebuildables my friend and most who rebuild, like rebuilding, so what's 5 minutes once every other day? that's at least how I look at it anyways, but that's just me. Now if one just doesn't like the taste of cotton compared to silica then I can see that but one isn't really that much harder to do.
 
Thanks for the reply. I doubt my local walgreens has those. If you find any love to have the link. Hey if anyone knows this I'd love some info. I just washed my glass bottles out in Isopropyl Alcohol because that is what Wizard recommended but man do they smell. How do you all clean your bottles?

The smell of isopropyl should fade once it has all evaporated. Some gentle heating - with the top off of course - will speed the process.
Hope this helps.
 

vapdivrr

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You know... I wonder if that's why my trusty non-leaking kayfun was leaking a tiny bit last week, taking it out into the HOT!!! weather. I've never before seen a leak from kayfuns, except after rewicking when I get a mite carried away with the priming, then have to blow it out. But it was super hot last week, and when I got back home and went to refill, there was a bit of juice on the flared cone I use with my vv3, which really surprised me.

Andria
No doubt the kayfun can leak from heat differentials. I live in Florida and when I bring my kayfuns in my car with ac on, the leave them in car for a couple hours, sometimes they do dribble.
 

tchavei

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