wood pulp filter paper for auto filters,air filter,oil filter,fuel filter TypeModelBasis Weight ±5g/m2Thickness ... 2520K1301300.4042070652000270-/0.2520K1351350.4535075702000290-/0.2520Oil filter paperO1101100.38550100952000220-/0.2520O1301300.4048080752000280-/0.2520O1351350 ... and burst resistanceApplication:Auto air filters, Auto fuel filters, Auto oil filters, etc. auto filter paper for air filters ...