... efficiency and durable safe and reliable widely applicable FEATURES:1,Electric suction apparatus from vacuum pump and vacuum regulator and vacuum ... bloody pus etc various glue quality secretion to use,This machine adopts two level control negative pressure device ( negative pressure ... 2,ISO10079-1.TECHNIQUE:1,Max vacuum:≥0.09MPa(680mmHg);2,Adjustable vacuum range:0.02~0.09MPa(150~680mmHg);3,Flow rate ...