Wire Ohms/Gauge/Length/Material Questions

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Hello, just looking to get something cleared up.

So as far as I know, heating a coil is all about your battery voltage and your coil resistance. Where does wire gauge and length come in.

Lets say WireA = 8 wraps, 28awg Kanthal A-1, micro coil, is around 1.0 Ohms and
Lets say WireB = 6 wraps, 30awg Kanthal A-1, micro coil, is around 1.0 Ohms and
Lets say WireC = 10 wraps, 26awg Kanthal A-1, micro coil, is around 1.0 Ohms.

Which would heat up faster (and why). I'm sure battery voltage plays a role as well, s o lets keep it at 5 Volts maximum output on the battery. If you guys want to calculate voltage drops and what not feel free. If you guys want to discuss wire material as well feel free, why are we stuck with Kanthal, Nichrome, Bakanero wires.

-Eric
 

Thrasher

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why are we stuck with Kanthal, Nichrome, Bakanero wires.
becuase these are the only wires designed for high temperatures with resistance in the ranges we need. these are in fact "heating wires" used in everything from the heating elements in toasters to the air handlers on your central ac.

wire b will heat up faster. higher resistance per coil + less wraps = more energy per wrap,
 

I see, so why do people use 26 or even 24 gauge Kanthal, I see people saying its the best wire they've used.
 

Thrasher

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Oct 28, 2012
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I see, so why do people use 26 or even 24 gauge Kanthal, I see people saying its the best wire they've used.

that depends, on personal preference, setup, resistance range your trying to reach, the type of coil you want to build and lots of other factors.

like me my personal preference is always around 4 or 5 wraps no matter what device i use. so for a mechanical mod to get .8 ohms range i need to use 28 to get there, then for the same atty on my VV mod I need 32 to get 1.8 ohms, as well as on a regulated mod the thinner wire gives me a better response time.

im not waiting forever for the coil to heat up. if i used 28 to get over 1.5 ohms it would be like 8 wraps if not more. making it take 5 seconds to get hot.

wire just like wick and juices is going to come down to what you like best for the type of coil you want to build.


oh on a side note: bakero wire is just flat kanthal (whick kicks a** in a dripper)
 
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