简要说明：.pall滤芯液压系统过滤器的介绍 
    过滤器按其过滤精度(滤去杂质的颗粒大小)的不同，有粗过滤器、普通过滤器、精密过滤器和特精过滤器    四种，它们分别能滤去大于100μm、10～100μm、5～10μm和1～5μm大小的杂质。

　　目前常见的PALL滤芯的型号如下：

HC9700FUN9H HC9701FKS27H
HC9700FUS9H HC9701FKT27H
HC9700FUT9H HC9701FKZ9Z
HC9700FUP18H HC9701FKP9Z
HC9700FUN18H HC9701FKN9Z
HC9700FUS18H HC9701FKS9Z
HC9700FUT18H HC9701FKT9Z
HC9700FUP27H HC9701FKZ18Z
HC9700FUN27H HC9701FKP18Z
HC9700FUS27H HC9701FKN18Z
HC9700FUT27H HC9701FKS18Z
HC9700FUP9Z HC9701FKT18Z
HC9700FUN9Z HC9701FKZ27Z
HC9700FUS9Z HC9701FKP27Z
HC9700FUT9Z HC9701FKN27Z
HC9700FUP18Z HC9701FKS27Z
HC9700FUN18Z HC9701FKT27Z
HC9700FUS18Z HC9701FDP9H
HC9700FUT18Z HC9701FDN9H
HC9700FUP27Z HC9701FDS9H
HC9700FUN27Z HC9701FDT9H
HC9700FUS27Z HC9701FDP18H
HC9700FUT27Z HC9701FDN18H
HC9701FKZ9H HC9701FDS18H
HC9701FKP9H HC9701FDT18H
HC9701FKN9H HC9701FDP27H
HC9701FKS9H HC9701FDN27H
HC9701FKT9H HC9701FDS27H
HC9701FKZ18H HC9701FDT27H
HC9701FKP18H HC9701FDP9Z
HC9701FKN18H HC9701FDN9Z
HC9701FKS18H HC9701FDS9Z
HC9701FKT18H HC9701FDT9Z
HC9701FKZ27H HC9701FDP18Z
HC9701FKP27H HC9701FDN18Z