Twin-screw pump W series, twin-screw pump V series, twin-screw pump HPW series, twin-screw pump HW series: used to transport oil of various viscosity, and oil is allowed to contain oil, gas, water, solid particles.
Single screw pump EH series, single screw pump ER series, single screw pump G series: used to transport oil of various viscosities, and oil is allowed to contain oil, gas, water, solid particles, solid fibers, etc.
Three-screw pump SN series, three-screw pump SM series, and three-screw pump 3G series: used to transport oil of various viscosities, and oil is not allowed to contain gas, water, solid particles, and solid fibers.