The Daurex Seaflow 500.1 and 1800.1 Hydraulic driven portable pumps are specially designed and purpose-built for the transshipment of liquid Cargos. Design: Eccentric single screw positive displacement, 316L casing and rotor, Foodgrade, NBR or PTFE stator, 151mm (fits through 6" pipe) - 249 mm dia. (std. Butterworth hole size) , max. viscosity up to 20.000 cPoise,high viscous capacity (from 15m3/hr./66 gqm up to 70m /hr./375 gqm), adjustable bearing sealing arrangement, easy parts and maintenance.