... Smooth supplying oil, High speed, Good self-priming performance BB-B series cycloid gear pump is a kind ... of volumetric internal meshing gear pump, because of simple structure, low noise, smooth supplying oil, high speed ... lubrication pump.ModelFlow(L/min)Pressure(Mpa)Speed(r/min)PressureFluctuation(Mpa)VolumeEfficienvy(nv%) ... 101251256.50 BB-B series Cycloid Gear Pump