1 cooling vacuuming for 5 mins before heating.
2 keeping 60 deg C for 20 mins
3 speed of heating up recommended as 2 deg C/ mins.
4 vacuuming value is -0.1MPA
5 maitain 12-125 deg C for 45mins
6 cooling down fast after the heating is enough
7 evey time, you have bubbles problem, remmeber to double check the vacuuming pump, make sure vacuuming is working well.