ZF Hydraulic & Pneumatic Parts Co., Ltd

ZF Hydraulic & Pneumatic Parts Co., Ltd

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Should an oil suction filter be installed on a hydraulic piston pump?

Author : Yang Date : 2025/11/13 9:32:25
Should an oil suction filter be installed on a hydraulic piston pump?

The hydraulic piston pump in hydraulic equipment should be equipped with an oil suction filter, as the oil suction filter can help prevent impurities and sand particles from entering the plunger pump, thereby avoiding damage to the interior of the plunger pump.

1. Why install an oil suction filter screen Piston pump is a very important equipment, often used in industries such as mechanical processing, construction, mining, metallurgy, etc. Due to different working environments, some sand particles and impurities may enter, causing damage to the plunger pump. Installing an oil suction filter can effectively avoid this situation. An oil suction filter is a device used to filter impurities in liquids, consisting of a filter cartridge and a filter screen. Before inhaling fuel or hydraulic oil, impurities and particles should be filtered out through a suction filter to greatly reduce damage to the equipment and maintain the cleanliness of the hydraulic oil system, further increasing the service life of the plunger pump.

2. Working principle of plunger pump A piston pump is a common hydraulic pump used to transfer liquids. It consists of pump body, plunger, cylinder body, inlet and outlet ports, and other parts. When the plunger in the pump body moves in the cylinder body, the volume of the pump chamber changes accordingly, forming a pressure difference between suction and discharge, thus achieving the transfer of liquid.

3. Summary: Hydraulic piston pump is an important equipment that can be used for many different applications, but if impurities and particles inside the pump are not cleaned in time, it can cause damage to the equipment. So, while installing the plunger pump, an oil suction filter should also be installed. The oil suction filter can greatly reduce the risk of damage to the plunger pump and extend its service life.


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