賀德克濾芯主要運用於液壓系統，液壓系統在工作的時候會在液壓油中產生一些鐵屑，氧化物，水等雜質，這些雜質會使液壓系統中部分油路堵塞，使液壓系統工作緩慢，影響液壓系統正常工作，減短使用壽命。賀德克濾芯的作用就是用來濾除這些雜質，使液壓系統能夠安全高效的工作，增加使用壽命。 

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