High-pressure gear pumps are widely used in various industries for fluid transfer applications, offering a reliable and efficient solution for moving liquids under pressure. These pumps operate by utilizing gears to move fluid through the system, making them essential in applications that require controlled, consistent fluid delivery at elevated pressures. From automotive and hydraulic systems to manufacturing processes, high-pressure gear pumps serve as key components in the functionality of machines and equipment.

A high-pressure gear pump is a type of positive displacement pump that uses rotating gears to generate fluid flow. These pumps consist of two intermeshing gears, often made of metal, that rotate inside a casing, trapping and moving fluid from the inlet to the outlet. The high-pressure capability of these pumps is primarily due to the mechanical design, which enables them to operate under varying loads and pressures while maintaining an efficient and stable flow.

These pumps are particularly suited for applications that require high-pressure fluid delivery, such as hydraulic systems, fuel injection systems in engines, lubrication systems, and industrial machinery. High-pressure gear pumps can handle both low and high viscosity fluids, which makes them highly versatile.

One of the most important characteristics of high-pressure gear pumps is their ability to deliver a consistent and efficient flow of fluid. Because the pump operates on a positive displacement principle, the amount of fluid moved by the pump is directly proportional to its rotational speed. This ensures that the system receives a stable flow, which is crucial in high-pressure applications where fluctuations can lead to performance issues or equipment damage.

High-pressure gear pumps are also known for their energy efficiency. The mechanical action of the gears creates minimal turbulence, reducing the energy losses that are typically seen in other types of pumps. The precise operation and relatively simple design of high-pressure gear pumps allow for optimal energy use, making them cost-effective in long-term operations.

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Temperature range of oil    -20C-80C
Viscosity range of hydraulic oil    10-75 c.s.t.
Flitting accuracy of oil    ≤25 μm 
Height of absorbing oil    ≤500mm
Driving    Directly driven by flexible
Revolving direction    Clockwise (in the view of the direction from the axle end)