7 core steps you must know to make PP membrane pleated filter cartridges

-Making cartridge pleats: Using filter paper pleating machine to make filter cartridges pleats

-Welding middle seam: Using middle seam welder to do middle seam thermal welding of filter cartridges paper

-Length cutter/controller: Using filter cartridge length cutter to cut/trim offer of pleated filter paper

-Cartridge shaping: Putting filter membrane with correct length into the outer cage (plastic shell) with inner core inside of the membrane to keep pleated filter cartridge have initial shape.

-End cap welding: Using end cap welder to welding cap onto both ends of filter cartridges

-Length jointing/connecting: for 20”/30”/40” long pleated filter cartridges, normally using pleated filter cartridge length connecting welder to weld  2/3/4 pieces of 10” pieces together to complete 20”/30”/40” long pleated filter cartridges.

-Fitting end(Adaptors) welding: using pleated filter cartridge fitting end welder to weld different types of fitting ends together with both ends of pleated cartridges and form one complete piece of pleated filter cartridges. The different end types include: flat cap, fin, DOE215/220/222/226, M20/30 thread and other.

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pleats maker                                                                                               middle seam welder
                          

filter pleats cutting                                                                                 end cap welding
                          

length connector welding                                                             adaptors(fitting end)welding
                          

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