... Machine Introduction: ZLS type vacuum coating machine is a vertical type, double door, evaporation coating machine. This machine ... Parameters:-2Pa7min-2Pa10min-4Pa Main Configuration:(1) Vacuum chamber: vertical type, double door, made of high quality carbon steel ... vacuum valve, high vacuum diffusion pump, roots pump, rotary piston pump rotary-vane vacuum pumps;(3) Evaporation system use two ...