亚洲国产精品二二三三区_69堂亚洲国产日韩精品无码专区成人妻中文字幕一区二区三区在线久久久久_国产精品99久久久久久WWW

This series of pumps is the basic equipment used to remove gas from the sealed container. It can be used alone, also can be used as booster pump, diffusion pump, molecular pump of the front stage pump, the pre-pump of the maintenance pump; Vacuum drying, food packaging, vacuum blister, refrigeration equipment maintenance and instrument, instrument equipment and laboratory, etc. Widely used in aerospace, semiconductor, coating, food packaging, drying, refrigeration, scientific research, medical, electronic, chemical, pharmaceutical and other professional units and colleges and universities and other departments of the laboratory, laboratory equipment.

Small voiume,low weight and low noise.
Equipped with gas ballast valve to pump a little water vapor.
Equipped with oil anti-suckback device(Except 380V).
2XZ-2 2XZ-4pump with vacuum dryding oven,freezing dry machine and printing machine.
Euipped with small caliber transforming joint and KF joints.