Jiangsu aokai selects japan toray pps fiber and opening , needling by germany erko and dilo equipment .Our process and technology specialist always manufacture different filter bags according to the customer’s filtration process .The pps filter bag have different kinds of filter , pps filter bag , pps water and oil repellent filter bag , pps (ptfe scrim)filter bag , pps&ptfe mixing filter bag , 30%pps and 70%ptfe filter bag, 50%pps and 50%ptfe filter bag, 70% pps and 30% ptfe filter bag .