Get one of these type, has a simple compression seal vs. the expanding silicone seal of the newer types which can rip quite easily...
You don't need more than 10 PSI, BTW...
A vacuum chamber will boil off the monomer before it could polymerize, it is better use to de-foam casting epoxy resins. You can make a pressure pot for cheap from a regular old-style pressure pot, for under $50 CAD in no time. All you need is a cheapo pressure pot, some hose, 2x small hose...
It is simple: Go digital, outsource everything to keep the overhead to a bare minimum, maintain a strong online presence... and keep your professional fees high to have some profit left in the pocket at the end. Deal
We stopped using plastic scan bodies for a long time, because they can deform and some of them are not radio-opaque, to see if they are seated correctly.
As for checking the printer's accuracy, for each new batch of resin I print a test model, which is basically a small solid model which has a...
This may be your ticket, I couldn't try because I don't have the license for denture on my setup. It seems it will guide you trough the steps needed, you have to import a sample model setup with with your desired mould. Hope this helps.