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Hydraulic oil filter

  • TF series self-sealing oil suction filter outside the box

    The filter is installed at the suction port of the oil pump to protect it and other hydraulic components from pollution impurities,to improve the cleanliness of the hydraulic system.The filter can be directly installed on the top,side or bottom of the tank,filter cylinder immersed in the tank below the liquid level,while filter head exposed outside the tank,and it’s equipped with self-sealing valve,by-pass valve,filter pollution blocking transmitter and other devices,so that when replacing or cleaning filter element,the oil in the tank will not flow out.Our products are novel in design,easy to install,large oil capacity, small resistance,easy to use and maintenance.

  • TFA series oil suction filter

    The filter can only be installed on the top of the tank,and no self-sealing valve,other performance is similar to TF series.

  • TFB series oil suction filter

    The filter is used for high precision oil absorption filtration in hydraulic system,and can remove the pollutants such as metal particles and colloidal substances before oil absorption,thus prolonging the service life of oil pump.The filter can be installed directly on the top,side or bottom of the tank.The filter is equipped with a self-sealing valve which closes automatically when the filter cover is opened for service,thus ensuring the normal maintenance of the filter even when it is submerged below the liquid level in an oil-filled tank.

  • WU,XU series oil suction filter

    The filter belongs to the coarse filter,which is generally installed at the oil suction port of the oil pump to protect the oil pump from inhaling large mechanical impurities.The filter structure is divided into net type and line gap type,the connection type is divided into flange connection and pipe connection.In a nutshell,the filter has simple structure,large oil capacity and small resistance.

  • RF series direct return oil filter

    The filter is used for fine filtration of the return oil of the hydraulic system to filter out metal particles produced by the wear of components in the hydraulic system and rubber impurities of seals and other pollutants,so as to keep the oil flowing back to the oil tank clean.The filter element is made of glass fiber,with the advantages of high filtration accuracy,large oil passing capacity,small original pressure loss,high pollutant carrying capacity and so on.The filtration accuracy is calibrated by absolute filtration accuracy,the filtration ratioβ3,5,10,20≥200, filtration efficiency N≥99.5%, in line with ISO standards.

  • RFA series micro direct return oil filter

    The filter is used for fine filtration of the return oil of the hydraulic system to filter out metal particles produced by the wear of components in the hydraulic system and rubber impurities of seals and other pollutants,so as to keep the oil flowing back to the oil tank clean.The filter is installed on the top of the oil tank,the cylinder is immersed in the oil tank,and set up by-pass valve,diffuser,filter element pollution blocking transmitter and other devices.It has the characteristics of compact structure,convenient installation,large oil passing capacity,small pressure loss and convenient replacement of filter element and so on.

  • RFB series direct return self-sealing magnetic oil return filter

    The filter is used for fine filtration of the return oil of the hydraulic system to filter out metal particles produced by the wear of components in the hydraulic system and rubber impurities of seals and other pollutants,so as to keep the oil flowing back to the oil tank clean.The filter can be directly installed on the top,side or bottom of the tank,the filter head is exposed outside the tank,and the cylinder is immersed in the tank,thus simplifying the system pipeline and making the system arrangement more compact.

  • DRLF series large flow oil return filter

    The filter is installed in the return pipe of the hydraulic system,which is used to filter the metal powder and rubber material worn by various components in the liquid,so as to keep the oil flowing back to the tank clean.The filter element is made of chemical fiber,which has the advantages of high filtration accuracy,large oil passing capacity,small original pressure loss,high pollutant carrying capacity and equipped with differential pressure transmitter and by-pass valve.When the filter element is blocked to the inlet and outlet pressure difference is 0.35MPa,it sends a signal to clean or replace the filter element.If the machine cannot be stopped in time or no one comes to replace the filter element,the by-pass valve installed in the upper part of the filter element will be automatically opened to protect the system.

  • ZU-A QU-A WU-A XU-A series oil return filter

    The filter is installed in the return pipeline of the hydraulic system to filter the metal powder worn by various components and rubber impurities worn by seals in the oil,so that the oil flowing back to the tank is kept clean and conducive to the circulation of the oil in the system.The filter element is made of chemical fiber,which has the advantages of high filtration accuracy,large oil passing capacity,small original pressure loss,high pollutant carrying capacity and so on.The filtration accuracy is calibrated by absolute filtration accuracy,the filtration ratioβ3,5,10,20≥200, filtration efficiency N≥99.5%, in line with ISO standards.

  • PLF series pressure pipeline filter

    This series of filters can be installed on pressure pipelines with different pressure levels to filter out mechanical impurities mixed in hydraulic oil and impurities caused by chemical changes of hydraulic oil itself. It is especially suitable for automatic control system and servo system.It can prevent high-precision control elements and executive elements from being prematurely worn or stuck due to pollution,so as to reduce faults and prolong the service life of elements.

  • DF Series superimposed filter

    The superimposed filter can be directly installed under the electromagnetic directional valve to remove or prevent the mechanical impurities mixed in the hydraulic oil and the colloid and asphaltene produced by the chemical change of the hydraulic oil from entering the electromagnetic directional valve,so as to prevent the instability or jamming of the valve core and the occurrence of faults such as excessive wear of the valve,and maintain the normal operation of the system.It is especially suitable for automatic control system and servo system.

  • DFB series high pressure plate filter

    The high-pressure plate filter can be directly installed on the valve block of the system to further remove or block impurities caused by external intrusion or wear of components during operation.It is especially suitable for automatic control system and servo system.It can prevent high-precision control elements and executive elements from being prematurely worn or stuck due to pollution,so as to reduce faults and prolong the service life of elements.The filter is equipped with a differential pressure transmitter.When the filter element is polluted and blocked until the differential pressure at the inlet and outlet is 0.5MPa,it will send a signal that the filter element should be cleaned or replaced to ensure the installation of the system.

  • ZU-H、QU-H series pressure pipeline filter

    The filter is installed on the pressure pipeline of the hydraulic system to filter out the mechanical impurities mixed in the hydraulic oil and the colloid,asphalt, carbon residue, etc. produced by the chemical change of the hydraulic oil itself,so as to prevent the occurrence of valve core jamming,the blockage of throttle hole gap and damping hole,and the rapid wear of hydraulic components.The filter has good filtering effect and high precision,but it is difficult to clean after blocking,so must be replaced.The filter is equipped with a differential pressure transmitting device.When the filter element is polluted and blocked until the differential pressure at the inlet and outlet is 035MPa,it will send a signal that the filter element should be cleaned or replaced to achieve the purpose of protecting the system.

  • SRFA series double barrel micro direct return oil return filter

    The filter is composed of two single cylinder filters,directional valve,by-pass valve,transmitter,diffuser,etc.It is installed on the top of the oil tank and can replace the filter element without stopping the system.It is suitable for fine oil return filtration of continuous working hydraulic system.It is used to filter out the metal powder caused by the wear of various components in the hydraulic system and the rubber impurities of seals, so as to keep the oil flowing back to the oil tank clean,so as to facilitate the circulation of oil in the system.When the filter element of a filter is blocked,resulting in the inlet and outlet pressure difference of 0.35Mpa,the transmitter sends a signal.At this time, turn the reversing valve to make the standby oil filter work,and then replace the blocked filter element.

  • SRFB series double barrel direct return oil return filter

    The filter is composed of two single cylinder filters,directional valve,by-pass valve,transmitter,diffuser,etc.It is installed on the top,side or bottom of the oil tank and can replace the filter element without stopping the system.It is suitable for fine oil return filtration of continuous working hydraulic system.It is used to filter the metal powder produced by the wear of various components in the hydraulic system and the rubber impurities of seals,so as to keep the oil flowing back to the mailbox clean,so as to facilitate the circulation of oil in the system.

  • SRLF series double barrel oil return pipeline filter

    The filter is composed of two single cylinder drippers and two position six way directional valve.It has the advantages of simple structure and convenient use.It is equipped with by-pass valve and filter element pollution blockage transmitter to ensure the safety of the system.Its working feature is that when one filter element is blocked and needs to be replaced,it is not necessary to stop the main engine.As long as the pressure balance valve is opened and the directional valve is turned,the other filter can participate in the work,and then replace the blocked filter element.It is necessary to replace the filter cartridge on the filter element side to allow a small amount of internal leakage.

  • SZU-A series double barrel oil return filter

    The double cylinder oil return filter is composed of two single cylinder filters and two position six-way directional valve.It has simple structure and convenient use.It is equipped with by-pass valve and filter element pollution blockage transmitter to ensure the safety of the system.During the working process of the single cylinder filter,when the filter element is blocked to a certain extent and needs to be cleaned or replaced,the main engine shall be stopped,which not only wastes time,but also can not meet the needs of the continuous work of the main engine.The double cylinder filter effectively solves the defects of the single cylinder filter,and the filter element can be cleaned or replaced without shutdown to ensure the normal continuous work of the main engine.