Phyimide High Temperature Type Needle Filter Felt

PHYIMIDE needle felt speciality listed:
1.Operating temp. continuous: 260 DEG C instant: 280 DEG C
2.Good feature of anti-acid, while normal anti-alkali feature
3.Obviously better anti-hydrolysis feature than Nomex fiber
Technical specs for the p84 (polyimide) filter media
Composition: imported polyimide (100% P84) fiber and scrim
Thickness: 2.3 mm
Weight: 500 g/m2
Density: 0.28g/cm3
Air permeability: 12 m3 /m2 * min
Tensile strength warp: >650 (N/5 x 20 cm)
Tensile strength weft: >850 (N/5 x 20 cm)
Tensile elongation warp: <5%
Tensile elongation weft: <5%
Thermal contraction : 1%
Breaking strength: >300 N/cm2
Finishing treatment: Heat setting, singeing
Composition: imported polyimide (100% P84) fiber and scrim
Thickness: 2.3 mm
Weight: 500 g/m2
Density: 0.28g/cm3
Air permeability: 12 m3 /m2 * min
Tensile strength warp: >650 (N/5 x 20 cm)
Tensile strength weft: >850 (N/5 x 20 cm)
Tensile elongation warp: <5%
Tensile elongation weft: <5%
Thermal contraction : 1%
Breaking strength: >300 N/cm2