your over complicating the process.
the VG and or PG never gets that hot.
Bases
Flavours and nicotine are dissolved in hygroscopic (absorbs water from the air) components, which turn the water in the solution into a smoke-like vapour when heated. Commonly used hygroscopic components include propylene glycol, vegetable glycerine, andpolyethylene glycol 400 (often sold under the abbreviations PG, VG, and PEG 400, respectively).
E-Liquid Facts - VapeHit
regards
mike
Then why do most TC vapers set the coil temp above 420*F?