... gear pump HGP-3 series 1.Model:HGP-3A-*28* 2.Disp.(ml/r): 28 3.Max pressure ... Speed(r/min): rated 1800 max 3000 min 4006.Entrance dimensions: Output PT3/4 Input 1/27.Weight: 3.6kg.Characteristics. This series ... . Multi-joint combination can be, with a series of meet SAE, DIN, European standard mandrels, ... minimum allowable pressure of 0.7bar. Minimum speed. Each type of the minimum allowable pressure: ...