Build plate adhesion issues?

[cliffyk]

The "Pro" is marketed as being significantly faster (I.e> shorter exposure times) than the original Mars, however many of the "recommended" exposures I* have seen (2 s/layer ans 20 s bottom layers) have struck me as just wishful thinking. With the plain ol' Mars poor platen adhesion is almost always either the glossy powder coat finish, or too short exposures for the bottom layers.

I agree 110% with "earthball' re; making certain your model ALWAYS, at any point in the print cycle, has more contact area at the build plate than at the FEP--also keep in mind that with SLA printers things are printed upside-down--be sure to envision it that way when evaluating in-process contact areas and the like...