so i just started airbrushing this week and i have done a few of the 1.5 crankbaits well the paint is looking good on them...but when i go to put the clear coat on im not sure how much to add its like it globs up.Any ideas or tips im using the Devcon 2 Ton Clear High Strength Epoxy Also how long do i let the painted crank sit for befor i put the clear coat on?