H
Hurricane
Jim C;n82086 said:bob, i used hok for years, every day. its not a bad paint but its not great either. dont mistake a well marketed product for a high quality one. just like any paint company they have good products and bad. i have no problem using some of their stuff still today but in general i stopped using their stuff on a daily basis about 7 years ago. there are just far better lines out there. you can mix any of their colors right off any mixing rack and have it cover twice as good. for your question though, i have always activated hok. while i dont know how much reactivity there actually is in the bases but catalyst doesnt necessarily need to react with the base to work. catalyst hardens on its own. take the cap off a qt of cat that you have used, gotten some in the threads and sat on a shelf for a few weeks. its turns to rock hard plastic. it will still do that within the paint film over time. with no reactivity it might not give the full benefit but its gonna add something.
Curious what are you using when doing all that airbrush work. What kind of paint and are you catalyzing it every time you add in more color?