Product Description Rotary Vane Vacuum Pump 1.reasonable price 2. high efficiency and performance; 3. high quality ◊ Application This series of pumps are used for pumping air in sealed vessels. It can be used alone, also can be used as the forepump, diffusion pump, and molecular pump. ◊ Technical data Model speed ofexhaust  Ultimate pressure(Pa) Rotating Speed suction … Continue reading China Good quality Xz Series Rotary Vane Vacuum Pump vacuum pump