The function of the oil filter is mainly to filter most of the impurities in the oil, ensure the cleanliness of the oil, and extend its normal service life. They are broadly classified into Spin-on oil filter making machine and cartridge oil filters（eco oil filters). The Oil filter pleating machine, also known as Oil filter folding machine, which is an excellent spin-on oil filter making machine, can be applied to both Spin-on oil filter production line and eco oil filter production line.