>>6497398>Do you ever have any issues with it separating in the airbrush cup and needing to be remixed?Any paint separates if insufficiently mixed. They sell these special tools called mixing sticks (TM) to remedy the problem.
You need to mix it in the bottle for 1-2min before thinning then for 1-2 min after thinning before you put it in the cup.
>>6497471Literally nothing is wrong with Tamiya.