工业用油品：如液压油.变压器油.透平油.冷冻机油.润滑油.抗燃油等在使用过程中由于种种原因会混进去一些杂质，主要杂质有机械杂质.水和空气等，这些杂质会造成腐蚀加快，增加机械磨损，降低工作效率，使油品变坏降低设备使用寿命，严重时会产生油路堵塞造成生产事故。
D系列：
B085001B085008B085011B085046B085048B105002B105003B105006B105020B125003B125005
C045001C045002C055002C055003C065001C065002C065C065015C085001C085002C085003
C085004C085005C085006C085041C085043C105003C105004C105017C125004D045003
0330D020BN/HC 0330D020P 0330D020W 0480D 0480D003BN/HC 0480D005BN/HC 0480D010BN/HC 0480D020BN/HC 0480D003BN3HC 0480D005BN3HC 0480D010BN3HC 0480D020BN3HC 0480D003BN4HC 0480D005BN4HC 0480D010BN4HC 0480D020BN4HC 0480D003BN/HC 0480D005BN/HC 0480D010BN/HC 0480D020BN/HC 0480D020P 0480D020W 0500D 0500D003BN/HC 0500D005BN/HC 0500D010BN/HC 0500D020BN/HC 0500D003BN3HC 0500D005BN3HC 0500D010BN3HC 0500D020BN3HC 0500D003BN4HC 0500D005BN4HC 0500D010BN4HC 0500D020BN4HC 0500D003BN/HC 0500D005BN/HC 0500D010BN/HC 0500D020BN/HC 0500D020P 0500D020W 0660D 0660D003BN/HC 0660D005BN/HC 0660D010BN/HC
折叠滤芯 0660D003BN3HC 0660D005BN3HC 0660D010BN3HC 0660D020BN3HC 0660D003BN4HC 0660D005BN4HC 0660D010BN4HC 0660D020BN4HC 0660D003BN/HC 0660D005BN/HC 0660D010BN/HC 0660D020BN/HC 0660D020P 0660D020W 0990D 0990D003BN/HC 0990D005BN/HC 0990D010BN/HC 0990D020BN/HC 0990D003BN3HC 0990D005BN3HC 0990D010BN3HC 0990D020BN3HC 0990D003BN4HC 0990D005BN4HC 0990D010BN4HC
0990D003BN/HC 0990D005BN/HC 0990D010BN/HC 0990D020BN/HC 0990D020P 0990D020W R贺德克滤芯系列： 0030R 0030R003BN/HC 0030R005BN/HC 0030R010BN/HC 0030R020BN/HC 0030R003BN3HC 0030R005BN3HC 0030R010BN3HC 0030R020BN3HC 0030R003BN4HC 0030R005BN4HC 0030R010BN4HC 0030R020BN4HC 0030R003BN/HC 0030R005BN/HC 0030R010BN/HC 0030R020BN/HC 0030R020P 0030R020W 0060R 0060R003BN/HC 0060R005BN/HC 0060R010BN/HC 0060R020BN/HC 0060R003BN3HC 0060R005BN3HC 0060R010BN3HC 0060R020BN3HC 0060R003BN4HC 0060R005BN4HC 0060R010BN4HC 0060R020BN4HC 0060R003BN/HC 0060R005BN/HC 0060R010BN/HC 0060R020BN/HC 0060R020P 0060R020W 0110R 0110R003BN/HC 0110R005BN/HC 0110R010BN/HC 0110R020BN/HC 0110R003BN3HC 0110R005BN3HC 0110R010BN3HC 0110R020BN3HC 0110R003BN4HC 0110R005BN4HC 0110R010BN4HC
