1.ISO9001 CERTIFIED 2.Absolute Filter, Air Filter 3.High efficiency, high dust holding capacity and low cost 4.98% @ 0.1um 1. Filter element of air filter is made by the thin fiberglass which Imported from HV & Lydall Company, filtering and removing the impurity such as dust, grains of sand, moisture, oil mist which suspends in compressed air.2. Filter fineness ≤ 10µm, Filter efficiency: 98%.3. ...