Atomizer / Cartomizer for life....

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Krythis

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Hi Krythis, I share your pain..... This whole thread is really about not having to solder the nichrome to anything and to use a push-in connector method. Soldering nichrome is difficult at best. Have a look on page one to see if you can't use this method to rather connect to your atty connector?

Ok, call me lazy...I skipped the first half of this thread when I was catching up lol. I see what you are saying, I guess I'll have to fall in line, read the entire thread, and give a different method a shot. Thanks :)
 

WillyB

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I'm having issues soldering the nichrome to the wires off an atty connector. I'm using 62/36/2 rosin-core solder silver bearing from Radio Shack..Soldering doesn't want to stick, but I think I saw this discussed here somewhere?
If you are trying to use the existing wires on the connector, it's a tough job. Start with fresh wire to the nichrome.

Although usually not recommended for electrical work (PCB stuff) this zinc chloride flux works well. And is readily available. Wipe down your work with a little alcohol when done.

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Here's how Vaporer does it.

http://www.e-cigarette-forum.com/fo...actual-working-methods-only-2.html#post986921
 

Persis

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OK friends... I have builded a cartomizer like the l3oertjie's design, but with all SS components, and only one solder, the needle to the wall of the fitting. The another needle is attached to the central post with two plastics clamps, and that works excellent, the central post is a SS capillary tube with 3.5mm OD, and fits perfectly and firmly into the original gasket of the fitting.

After I finished the assembles, I have tested the conductivity and is PERFECT on both poles.

I have used a fitting of an ego mega carto, and an aluminum sleeve that fits in the fitting, this alum tube is temporal, I will use a SS tube when all works, If I can do it works. :?:

Next, I made the coil, I used 80/20 Nichrome wire 36G, and some strands of Silica Rope that Bubo mailed to me (Thanks Bubo, you are great) and also I have some Fiberglass Rope that I could find in local market (this is marked that supports 550º Celsius)

I have made coils of 2, 2.5, 3, and 3.5 Ohms and more, playing with lengths of the wire, 4 loops, 6 loops, etc.
I have made the wick of 1mm diameter, 1.5, 2, 2x1, etc, with both materials. But always I get a awful burn taste, even with the coil with liquid arround everything, not with the coil dry.

Besides, I think that the liquid evaporates too quickly even with a 4 Ohms coil.

I have washed the rope with hot water, and with ethilic alcohol, and nothing... the burn taste remains.

What can I do ??????
In what part I am failing ??????
 

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l3oertjie

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Persis, first of all - it looks great!
Now, I can think of only two things going wrong here:
The plastic cable tie you are using could be exposed to direct heat from the coil and could thus start to melt and give an unpleasant taste. Secondly, it looks like you are using the fibreglass rope as your wick. No matter what I tried, the fibreglass always gives of a bad taste. I am now using silica exclusivly. Another point, is any part of your coil glowing when energised? I found if the wick material doesn't make full contact with the wick it and causes it to glow red, it causes the liquid to burn.
 

WillyB

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Ignoring the burnt taste how does it vape?

How would you describe the throat hit?

How would you describe the vapor production?

I have used a fitting of an ego mega carto, and an aluminum sleeve that fits in the fitting, this alum tube is temporal
So you actually assembled it, it's now fully enclosed like a real carto. Hows the air draw?

Lets see a picture of that assembly.

l3oertjie

The plastic cable tie you are using could be exposed to direct heat from the coil and could thus start to melt and give an unpleasant taste. Secondly, it looks like you are using the fibreglass rope as your wick. No matter what I tried, the fibreglass always gives of a bad taste.

That's why we need to see the complete assembly. If it has been assembled like a real carto (like yours) the fiber would be going down and the nylon cable ties would be wrapped in some sort of filler saturated with e-liquid. That area should not be very hot.

As far as fiberglass the Germans' wicks always look like fiberglass.
 

roadrash

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this was posted by a European attie modder.

-Silicia? is use glass fibre wich work great if you cook and flame before
They need to be cooked and baked in the oven before use. After this u have the perfect taste.

( quote:Did you do a dry burn before adding juice? once I have it all together, I do a dry burn until the smoke disappears.)

Just for *hits and giggles, try dry burning a new set up and give the burn off a whiff. tell me what you think. :>)
 

Persis

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*
Sincerely... Thanks to all to give me your opinions.

Plastic Zips:
Bubo, l3oertjie:The plastic zips are not the problem, because there are not to much hot in that part of the cartomizer. Anyway, I replaced the zips with a thermal shrink tube, that gives to me more space to fiber clothes.
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Bad Taste / Dry Burn:
Roadrash:I did a dry burn and the bad taste remained.... But I think that the problem was the aluminum shell, because is not anodized in the inner part, and it smell bad even after been washed with alcohol. Anyway, I will not use that shell, I will use SS, but I don't have now, and to make tests, I will use syringe plastic tubes. yes, only to test.

Silica Rope:
Bubo / Guys:I understand Silica is better than fiberglass, but...
What do you do with the silica rope ??? Use it without pre treatment ??? or wash it ??? or wath ???

Coil Glowing:
l3oertjie:The coil dont glowing when energised, at least in a few seconds.

Vapor / TH / Air Draw:
WillyB:you were right, I believe that besides the bad taste, my problem is the air, because I left the fitting untouched. without sealing, and without drilling new holes neither in the fitting nor in the central tube, at the moment the central tube dont transport air, dont do nothing, the air flows through the 2 original holes of the fitting. is this a problem?
I wanted to try this way and soon to try with the holes in the tube and sealing the base with epoxy glue.
At this moment, with the design of the photos attached to this post, I have solved the problem of the taste, I obtain a quite good HT I think, but the amount of vapor production is very low, very very low… will be because of the air issue ???

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Please friends... I will be waiting your feedbacks ... you are guiding me to the success... :thumbs:
*
 
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Bubo

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The plastic zips are not the problem
Didn't think so - but it was a guess....

What do you do with the silica rope ??? Use it without pre treatment ??? or wash it ??? or what ???
I'm too lazy to do anything - I rip it off my rope, wrap it with Nichorme, put it all together and vape... No washing or anything.... (Yeah, I know, I'm gonna die....)

The coil dont glowing when energised, at least in a few seconds.
Mine all glow rerasonably quickly (With in a second or two) - unless my Ohms are really high....
 

Persis

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What do you do with the silica rope ??? Use it without pre treatment ??? or wash it ??? or what ???
I'm too lazy to do anything - I rip it off my rope, wrap it with Nichorme, put it all together and vape... No washing or anything.... (Yeah, I know, I'm gonna die....)

AAjajajjaajaja... We are two :party:
 

Persis

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Persis,

WillyB is unquestionably correct. The air has to flow through the centre tube over the coil.

I missed that part of your construction. Sorry!

WillyB, good observation!
Thanks l3oertjie, You dont have to be sorry.... and I am absolutely in agreement with you, WillyB has a great eye....
 

WillyB

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Well I too have to work on air-flow. I hastily threw one together and wasn't making good positive contact with the tube, so I threw a nail in my tube to make contact. The TH is over powering, but the vapor is lacking.

But look what happens when I pull the top cap and shake it.

vapor_coil_comp1_.jpg


The traditional atties we use rely heavily on air-flow.

A member is sending me some SS mesh. I'm going with heavier nichrome and will incorporate a small amount of mesh around the silica/under the coil, borrowing from Raidy's design. The additional hot surface area should increase the vapor. It seems Raidy's atty is not as air-flow dependent for vapor.

@ Persis

Try boiling your silica, let dry then flame it. That should help.
 

P3ST1L3NC3

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i built a quick change atty, and it works but i have a problem. the silica im using (#4 from mac master) is so harsh that it takes your breath away. its horrible. how do you guys clean this stuff? in the oven? how long and how many degrees? alcohol? also i have tried cotton candle wick, unwaxed, and it is better, but tastes a bit burnt, with no visible burning. someone help.
 

l3oertjie

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P3ST1L3NC3, You may very well have the same problem that Persis is experiencing? Is there sufficient air flow over the coil? Another thing you should check - I'm not sure what resistance you are using on the heating coil. If it heats to too high a temperature you will burn the liquid instead of vaporising it. Try to lengthen the coil with one more turn and see if that improves the taste.

Have a look at this thread: http://www.e-cigarette-forum.com/forum/modders-forum/132663-all-my-mods-part1.html. Raidy is doing some awe inspiring stuff with his technique. I'm trying to build one of these. The "Atty for life" may in fact have quite a short one indeed if I can get Raidy's method to work.... :p

Good luck!
 
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