SINTERE POLYMER FILTER Product Details Applications : Compressed Air Type : Washable and Reusable Construction : Sintered Plain Efficiency : 95 - 99% Rating : 5 and 10 Micron Test STD : ASTM F 316 (Bubble Point) Test Offered : Micro Rating Test as Per ASTM F 316 Dimensional Check Cores : Poly Propylene Media : Poly Propylene Flow : 0.5 - 2 Cu Meters / Hr Size : 20 & 40 mm ID, 33 & 70 mm OD and 10" - 40" Long