... FOB、CFR、CIF、CIP、CPT、DDU、EXW、FCA二、water treatment Filter Paper ApplicationSuitable for metal cutting fluid filtration, grinding ... oil filtering and other industrial oil filter三、water treatment oil Filter Paper Features1.Tensile strength, small coefficient of variation2 ... carbon cardboard, industry oil filter paper, plant oil filter paper,KFC filter paper,water-treated paper and so on, have been widely ...