空气过滤纸

Specification for air filter paper: 1) Grammage: 120-145g/sqm 2) Thickness: 0.45mm 3) Air permeability (200Pa L/100cm2 min.): no less than 380 4) Burst strength (kPa): no less than 190 5) Resin content (%): 20 - 22 6) Maximum pore size: 90 7) Mean pore size: 75 8) Corrugated depth (mm): 0.25 9) Paper color as requested 10) Roll length and roll inner pore diameter as requested 11) Plain paper or corrugated paper as requested Packing: Kraft paper