(1)The fiber diameter: 5.5um
(2)longitude the density root: 20±1/10mm
(3)latitude the density root: 20±1/10mm
(4)quality: 520g/m2
(5)thickness: 0.5mm
(6)longitude: 1800 N/25×100mm
(7)latitude: 1600 N/25×100mm
(8)intensity of break: ≥3.2MPa
(9)permeability:150-200dm3/m2/s
(10)application: ferro alloy