... low investment and energy consumption 3 high automation . oxygen generator 1. Select Model: Oxygen capacity: 3-500NM3/h ... .2-0.3Mpa (adjustable)oxygen generator 2. The working process chart oxygen generator 3. The scope of applicationOxygen ... , product combustion-supporting, medical oxygen, petrochemical industry, papermaking, ozone producing, aquaculture, aerospace, welding and so on.oxygen generator4 ...