I have mixed different brands of ink/additives a few times with no adverse effects. I use Atlas brand curable reducer on QCM, Excalibur, and IC inks and have never had an issue. The web site even says not to use it with white ink, but I have and the world is still here, lol.
Sent from my HTC One using T-Shirt Forums
Sent from my HTC One using T-Shirt Forums