We are Amusen filter paper company based in Shijiazhuang, China. Weare member of TradeKey.com since March, 2014. Our business isrelated to Hardware & Mechanical Parts industry and wespecifically deal in filter paper. Please find our product detailsbelow: filter paper  ¿¿ air filter paper Item Value BASISWEIGHT(g/m2) 100~145 THICKNESS(mm) ¥0.40 AIRPERMEABLITY(p=200paL/m2.s) ¥400 CORRUGATED DEPTH(mm) 0.25 BURSTSTRENGTH(Kpa) ¥200 MAXIMUM PORE SIZE... Thank you for taking timeto go through our business profile. If there are any questions,inquiries or comments, please feel free to contact us.