Duplex filters are installed in the return pipe of the hydraulic system, hydraulic components in all types of work produced during the abrasive particles and other contaminants can be disposed in the return line oil filter was blocked to avoid return to the tank, the suction pump again. return line oil filter permission pressure, depending on the pressure level in the range of 0.3 ~ 0.5MPa. According to the accuracy of oil pollution requirements specifically identified. In operation, the clogging of the filter cartridge monocular to a certain extent, need to clean or replace the filter, to stop the work of the host to replace the filter, so that not only a waste of time but can not meet the need for continuous operation Host, binoculars filter effectively solve the single cartridge filter shortcomings in this regard, in the case of non-stop machine can clean or replace the filter to ensure that the host normal work continuously. When a clogged filter cartridge needs to be replaced now, it does not stop the work of the host, simply open the poppet valve and turn, another filter to participate in the work, and then replace the clogged filter.

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