Coil Killers

Are some juices more prone to caking up coils? One of my favorite juices is Vapetasia Royalty II and the other is Killer Kustard. Seems I only get a couple tanks in my RTA and the flavor goes to, well,,, you know what. When I blow it apart the coils are caked with burnt juice. I've read that really sweet flavors(the ones I like)are prone to do this but what about VG/PG%? Are higher PG% juices less prone to burning and caking up the coils? Could I add 10% PG to my juices to help reduce caking?

TIA!!
 

MLEJ

Ultra Member
ECF Veteran
Apr 14, 2020
1,175
2,692
Are some juices more prone to caking up coils? One of my favorite juices is Vapetasia Royalty II and the other is Killer Kustard. Seems I only get a couple tanks in my RTA and the flavor goes to, well,,, you know what. When I blow it apart the coils are caked with burnt juice. I've read that really sweet flavors(the ones I like)are prone to do this but what about VG/PG%? Are higher PG% juices less prone to burning and caking up the coils? Could I add 10% PG to my juices to help reduce caking?

TIA!!
You heard correctly about sweetness gunking coils. Some tobacco e-liquids do, too, primarily the naturally extracted ones from my experience. VG is thicker than PG so a higher percentage of VG could reduce coil life somewhat. That said, i've never heard of typical VG/PG percentages making any large difference in coil life so it's more important to use a percentage appropriate for your coil. You could try adding a little PG to see if it helps, though i suspect you'll notice more of a difference in flavor reduction than in coil longevity.
 

Clockmaker

Full Member
Dec 20, 2014
32
15
Chiefland,Fl
You heard correctly about sweetness gunking coils. Some tobacco e-liquids do, too, primarily the naturally extracted ones from my experience. VG is thicker than PG so a higher percentage of VG could reduce coil life somewhat. That said, i've never heard of typical VG/PG percentages making any large difference in coil life so it's more important to use a percentage appropriate for your coil. You could try adding a little PG to see if it helps, though i suspect you'll notice more of a difference in flavor reduction than in coil longevity.
I was led to believe that PG carries flavor.
I think I may have made an improvement. I pulled the clapton coils and wound a single strand 24ga. Ni80 coil. I modified my Blaze pro max to run one 4mm ID spaced coil. So far I'm on tank 4 and the flavor is still pretty good. Going to a single coil allowed me to run less wattage and increase battery life. I'm running that cellulose cotton that comes in the long string and the 4mm coil is perfect for using it as it comes out of the box which makes wicking a breaze, I just thin the tails a little, trim to length and stuff 'em in the wells.
 

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