OS PRINCíPIOS BáSICOS DE BUY FREEZE DRYER

The shelf heaters can be set to automatically control the rate of sublimation during the primary drying cycle.After the 3rd cycle I had hit my 20 cycle oil limit so it was time to change the oil. This time I took the time to add a flush port to my pump. When I replaced the plumbing with larger diameter brass and a cutoff valve I did not think to ad