... many fields, especially in gas transportation, waste water treatment, aquaculture, pneumatic transport, vacuum packing, oxygen generation, etc. 14.Oil tank: ... , moreover, and highly increase the life of the blowers.16.Mercury column detecor: we test the air capacity and pressure ... ValvePressure GaugeCommon BaseBlower PulleyMotor PulleyV-belt CoverV-beltLubricating oil pneumatic transmission blower