... finishing treatment such as singe, calendar, heat set, coat and membrane.Note: 1. the filter pecision from 1~200microns can be ... /dm2/min130-150Teflon coatingTensile strengthWarp>=N1500Water and oil repellantWeft>=N1800PTFE membrane coatingBreak elongationWarp<%35Wight ,thickness, finishing style can be made on ... tempContinuous>°C88Peak>°C110 Polypropylene (PP) needle punched filter felt with membrane