Protank MicroCoil Discussion!!

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mbost

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Nov 26, 2014
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Got pics of my second try. The first is still going strong and this new one is amazing. Trained my brother in law and he's super stoked. He's switched back to his MT3. Thanks folks. Have a good weekend. :vapor:
 

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cigatron

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Got pics of my second try. The first is still going strong and this new one is amazing. Trained my brother in law and he's super stoked. He's switched back to his MT3. Thanks folks. Have a good weekend. :vapor:

Good job M, coil's a little rotated in the assembly cup. No big deal to fix but needs to be aligned near perfect. Wicks don't flow with max capacity when bent. Grasp the insulator and the positive pin together and rotate as one unit to align your coil with the wicks slots. Hopefully your coil will rotate and align without disturbing the wind.

Way to go though. You're on your way!

:)cig
 
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cigatron

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The beauty of the rebuilt Protank vs another rebuildable is they do not leak! Hallelujah!

Straight to the point, huh chanel? Lol. I agree. Mostly RTAs leak when placed on their side; especially when they're less than half full. Not an option for my out and about rigs but good for evenings at home when I feel like turning things up a notch with something like a Lemo on a mech mod.

Perfectly happy with my rebuilt Dual Coil Kanger Megatank at 22w on an IPV2 though for just about any scenario; driving, at work in the shop, hanging with friends....whatever. Vapor and flavor production is great and it's hassle free. Even laying on its side.

Wish someone made a rebuildable tank with the kanger wicking concept but allowed for larger coils and had Lemo airflow and build deck. Wishful thinking I guess.

:)cig
 
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MacTechVpr

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Wish someone made a rebuildable tank with the kanger wicking concept but allowed for larger coils and had Lemo airflow and build deck. Wishful thinking I guess.

:)cig

Stay tuned cig my man, for the sub tank. We shall see!

Meantime, I am having some serious problems with base wetting with the Mega as I explore the boundaries of the monster. It is the 510 viscosity issue on steroids. The Aerotank much improved over previous in this sense but the Mega disappoints.

I agree with both of you these tanks don't have spurious leaks from anywhere but darn the 510 interface.

I'm not seeing leaking from the coil itself cig. It's thoroughly soaked right down to the last thread when I open up the Mega. At first I was quite optimistic. As batt power and liquid volume drop it's a porous damn. I expect this with any clearo. You're going to have some wetting as you overheat the tank and I do often overdoing my own 12-pull limits. Accordingly it's been my habit from the beginning once realizing this liability of the 510 to at least two tanks/devices of a given blend. I can put one down and pick up another as soon as I detect the tank getting warm. This has too helped keep the tanks and coils clean. Right now though I'm pushing one Mega on the ZNA and seriously detecting the weaknesses of this design.

Folks I get started on t.m.c.'s with Nextel I have to caution that they're dealing with a higher flow rate. If the tank is hot it will wet and fast as with any high capacity set up. But this is redic. Even as I've found several methods to clear this quickly on the fly it's still a PIA and no doubt a cluster for beginners. That said I am running into more and more Mega fans even with the madly shorting factory dual-coils.

So I'm evaluating an alternative producer for the first time having some of the options you seem to like cig. So this thread might end up with an alternate platform as a baseline comparison to the Protank if some of you get interested. No specifics yet. I'm still looking at this producer.

Just my little rant for tonight. I am despite this quite pleased with the design in that it's delivering about the best flavor I've yet experienced on a Protank.

Back at ya laters.

Good luck.

:)
 

cigatron

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I hear a lot of folks say that they experience better or worse flavor from this or that kanger bcc tank design. Then later on most recant. Saying it's about the same between them. It makes sense if they are using a different factory wickhead in each tank design. Factory coils and wicking are so inconsistent that true comparisons between tank designs cannot be achieved without rebuilding imo.
I can swap rebuilt wickheads into any of my kanger tanks and achieve identical flavor from them all. And why not? They are essentially all working on the same premise with similar limitations. A very small wattage adjustment or change in draw effort is all it takes to match the flavor. Just matching coil temp and juice flow really.

Vapor quantity however is a dif story. The duals are much better at producing cloudy vapes. Double the vapor production on the Aero line with the newest base design. The Mega is no exception. The airflow is there.

On the Mega I tried a few types of rebuilds but landed on one that seems to be the most consistent. Two different coils; the upper having one less wrap than the lower to compensate for leg length difference.

IMG_20141201_073208_489.jpg

29awg .070 dia, 9/8(lower)-8/7(upper), kgd wicks, dual tmc ,netting .88ohms. Built on the "exposed wick" dual head, no flavor wick and using an older (taller) Evod chimney seal. Comfortably chaining at 22watts consistantly with light draw effort but can run it up to 35 watts with increased draw effort to show off. Vape is slightly warmer than single coils but and at 22w I only have to take a 2sec hit instead of 4sec to get a good dense cloud.

Interesting note: When the two wicks are working in tandem (one on top of the other) they out flow two wicks which are not; like with my previous build where the coils were set at 90° to each other. I guess they share the wealth allowing the dryer wick to steal juice from the wetter one!

Just mess'n round,

:)cig
 
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MacTechVpr

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I hear a lot of folks say that they experience better or worse flavor from this or that kanger bcc tank design. Then later on most recant. Saying it's about the same between them. It makes sense if they are using a different factory wickhead in each tank design. Factory coils and wicking are so inconsistent that true comparisons between tank designs cannot be achieved without rebuilding imo.
I can swap rebuilt wickheads into any of my kanger tanks and achieve identical flavor from them all. And why not? They are essentially all working on the same premise with similar limitations. A very small wattage adjustment or change in draw effort is all it takes to match the flavor. Just matching coil temp and juice flow really.

Vapor quantity however is a dif story. The duals are much better at producing cloudy vapes. Double the vapor production on the Aero line with the newest base design. The Mega is no exception. The airflow is there.

On the Mega I tried a few types of rebuilds but landed on one that seems to be the most consistent. Two different coils; the upper having one less wrap than the lower to compensate for leg length difference.

View attachment 393310

29awg .070 dia, 9/8(lower)-8/7(upper), kgd wicks, dual tmc ,netting .88ohms. Built on the "exposed wick" dual head, no flavor wick and using an older (taller) Evod chimney seal. Comfortably chaining at 22watts consistantly with light draw effort but can run it up to 35 watts with increased draw effort to show off. Vape is slightly warmer than single coils but and at 22w I only have to take a 2sec hit instead of 4sec to get a good dense cloud.

Interesting note: When the two wicks are working in tandem (one on top of the other) they out flow two wicks which are not; like with my previous build where the coils were set at 90° to each other. I guess they share the wealth allowing the dryer wick to steal juice from the wetter one!

Just mess'n round,

:)cig

I'd love to see a picture of the elements. That's a whole lot of wick in there. I like that. That's quite an accomplishment cig, truly. I would think Nextel would be the ideal wick in that scenario as I routinely push 60W through thick singles and duals with it. Don't know where you ended up with that.

Twice the density of sugar in your coffee cig and you get twice the sweetness. So duals in that context can provide a lot of density when built right (especially matching lead loss). Then draw, air flow config etc. provide the excitement. So twice the coil, same draw, same airflow provisions, should give you twice the flavor with twice the vapor density in theory.

The monster settled down last night after my rant when it pushed it to the coil's design limit. Another contrarian result which seems to defy the overheating expectation. Apparently that's where this particular coil/wick/air combo seem to find balance after some tests out to 25W on the ZNA. I work the golden mean and this is definitely far to the high side in this case. Maybe the coil capacity is understated. It's really a 9-turn dual. Have to review the numbers.

Take care cig, good luck.

:)

p.s. What does the Evod chimney do for ya?
 
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cigatron

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I'd love to see a picture of the elements. That's a whole lot of wick in there. I like that. That's quite an accomplishment cig, truly. I would think Nextel would be the ideal wick in that scenario as I routinely push 60W through thick singles and duals with it. Don't know where you ended up with that.

Twice the density of sugar in your coffee cig and you get twice the sweetness. So duals in that context can provide a lot of density when built right (especially matching lead loss). Then draw, air flow config etc. provide the excitement. So twice the coil, same draw, same airflow provisions, should give you twice the flavor with twice the vapor density in theory.

The monster settled down last night after my rant when it pushed it to the coil's design limit. Another contrarian result which seems to defy the overheating expectation. Apparently that's where this particular coil/wick/air combo seem to find balance after some tests out to 25W on the ZNA. I work the golden mean and this is definitely far to the high side in this case. Maybe the coil capacity is understated. It's really a 9-turn dual. Have to review the numbers.

Take care cig, good luck.

:)

p.s. What does the Evod chimney do for ya?

Chimney "seal" Mac. Back in the day kanger didn't use much flavor wick in the Evods and so provided a taller seal that drops down further to take up the space between the top of the wick and the chimney. Fits perfect.

Nextel huh? Hmmmmmmm. Maybe if someone pif'd to me some known good nextel. Not feeling like paying again after the last failed investment. Know what I mean?


IMG_20141201_120738_374.jpgIMG_20141201_121610_001.jpgIMG_20141201_122926_391.jpg

Ps. Oops those are 5/64" coils not .070 as previously stated.

:)cig
 
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Danrogers

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Sep 28, 2014
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Hi guys, don't get me wrong but all this talk about leaking and gurgling after rebuilding your Protanks makes me wonder if it's worth it. I've used the PT2 Mini for almost a year and have had no issues, granted with stock coils. That said I am still going to rebuild the coils because most everyone talks about the great flavor and vapor production. The only worry I have is being able to see what I'm doing, the coils appear larger than the are on Utube.

30g on a 1/16" drill bit and a cotton wick to start (using a pin vise) I am going to aim for 1.8-2ohms, so 8/9 wraps? I think I understand one needs to experiment with the right amount of cotton wicking to prevent the above issues.

Am I on the right track...or ball park?
 
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Danrogers

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Sorry you disagree , but really leaking is not a concern. All I do is clean the tank once a week, the batteries once in a while and I don't notice any leaking in either my wife's or my PT2 Mini. Except if I over fill the tank. One more thing I almost forgot is make sure my air hole are clean.
 
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Bill's Magic Vapor

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Sorry you disagree , but really leaking is not a concern. All I do is clean the tank once a week, the batteries once in a while and I don't notice any leaking in either my wife's or my PT2 Mini. Except if I over fill the tank. One more thing I almost forgot is make sure my air hole are clean.

Perhaps you miss my point. Pressure seals, by their very nature, all LEAK. If they didn't, you would have a vacuum and couldn't vape anything. It's Bernoulli's principle at work here....same way a carburetor works. The slow leak of the juice into the chamber replacing the slow leak of the air into the tank. In a perfect pressure seal, you would not have juice going everywhere, but, rather, a controlled displacement of the juice and air flow. Since virtually all of these devices work with a pressure seal, they all have the potential to leak, and all will leak from time to time for a variety of reasons. Of course, our gear is vastly improved over the devices of yesteryear, where design problems caused leaking far too frequently, and usually just as your were driving in the car away from home. :toast:

State O' Flux has an excellent blog about the Bernoulli principle:

http://www.e-cigarette-forum.com/fo...type-atomizers-new-vapists-how-they-work.html

Enjoy! :D
 

MacTechVpr

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Just a thought maybe it's the kind of juice I vape, lemonade, it is clear and not very thick. I also don't draw hard.

(See what I mean cig, that's what I'm talkin' about. Awful easy to give folks the wrong impression when the thread starts to go esoteric. Just sayin'.)

Sorry about that Dan. Great you're not experiencing much leaking Dan. If you're rebuilding already you're a step ahead of the game as that means you've got a lot of the assembly symmetry issues under control. Also that you've vaping style won't likely overtax whatever build you ultimately select and satisfies you.

ALL 510 clearo's leak. Nature of the beast. And good feeding wicks are like a sopping wet sponge on top of your car battery. It's gonna misfire. Give you inadequate power and there ya go…flooding. Chaining, deep repeated pulls, etc. all may stress any vaporizer beyond its design limits when it's already at or above typical temperature.

Which leads to what helps keeps that from happening which is good efficient heat transfer. And that's what a tensioned micro does. Put a consistent uniform pattern of heat on your wick. That's what gives you the best shot at that kind of heat transfer and vaporization. You can put a good fuel line in but no spark you get a wet tail pipe. What it is. But something I've had to reinforce of late as I run into more and more tensioned users. You gotta have the power up and consistent once you open up that spigot.

So nothin' to be concerned about. It's not so hard to do or make happen. As happens often it's mostly about learning the body mechanics and developing the minor motor memory. It's also about undoing some of the motions we've already wrongly learned if we've been rebuilding.

As you look through and try some of these approaches dan, I'd say pay particular attention to two details. First, once you find the sweet spot of adhesion for a wire dia. wind as consistently as possible end-to-end. With that as a goal you'll toss far fewer winds. Second, in assembly focus critically on setting the neg lead at the bottom of the cup exactly perpendicular and opposite of the point of exit from the coil. Once you nail that each time the rest of the assembly seems to flow. Not for everyone no doubt some will argue but for the vast majority of users I've trained personally.

Good luck and shout out if you hang up dan.

:)
 
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