Skip Drying Process Trial & Error. Let Cascade TEK develop your vacuum drying process. Customizing since 1992 for military, aerospace, medical and automotive industries. We use heated nitrogen purge, fixturing/positioning, purge sequencing, temperature uniformity to reduce process dry time. We will size the right pump for your oven. Push button automation of drying process, pre-program drying profiles into controller. Real time datalogging and independent thermocouples measure part temperature.