About 146 products for extraction back pressure (0.004)
Zj-70 0.75kw 70L/S Roots Vacuum Pump
Desc:Working principleRoots vacuum pump, also known as mechanical booster pump, is a rotary positive displacement vacuum pump. The schematic structure of t...
2024-02-13
1200L/S 11kw Dry Roots Vacuum Pump
Desc:Working principleRoots vacuum pump, also known as mechanical booster pump, is a rotary positive displacement vacuum pump. The schematic structure of t...
2024-02-13