1.pore size:0.05,0.1,0.2,0.5,1.0,5.0um 2.length:1020mm 3.hole no.:1,7,19,37 4.Al2O3 + ZrO2 5.ISO 9001:2008 About us:OSD is specialized in the research and development, production of the ceramic membrane filters, which enjoy high reputation at home and abroad and be awarded as the “Jiangsu High-tech Product and 2009 National ministry of science and technology innovation fund award”. About this ...