MicroSentry™ MS Series Wound Filter Cartridges • Precision winding patterns ensure accurate filtration ratings and high retention efficiencies • State-of-the-art computerized production machinery eliminates product variability • Various fibers and core materials for compatibility with a broad range of chemicals and high temperature applications • Suitable for filtration of liquids, compressed air and gases • Cost-effective and proven versus melt blown, spun-bond and resin-bonded cartridges • Available in standard 2 1/2" and 4 1/2" (BB Style) cartridge diameter configurations and other Applications Oils Air / Gas Petrochemicals Photo Solutions Magnetic Coatings Process Water Food & Beverage Solvents Pre-filtration Paint / Inks Water & Wastewater Chemicals Specifications & Operating Parameters Pore Sizes 0.5, 1, 3, 5, 10, 20, 25, 30, 50, 75, 100, 150 microns Maximum Operating Temperature Nominal Lengths 4 3/4", 4 7/8", 9 3/4", 9 7/8", 10", 19 1/2", 20", Material Cotton Glass Nylon Polypropylene Polyester Rayon 29 1/4", 30", 39", 40" Outside Diameters 2", 2 3/8", 2 1/2", 2 3/4", 4 1/2" Inside Diameter 1" Materials of Construction Polypropylene Core 140°F (60°C) 140°F (60°C) 140°F (60°C) 140°F (60°C) 140°F (60°C) 140°F (60°C) Metal Core 250°F (121°C) 750°F (402°C) 275°F (135°C) 180°F (82°C) 275°F (135°C) 275°F (135°C) Filter Media: Fibrillated Polypropylene FDA Polypropylene, Industrial Polypropylene, Natural Cotton, FDA Bleached Cotton, Industrial Bleached Cotton, Polyester, Glass Fiber, Nylon, Rayon Recommended Change-out Differential Pressure Core: Polypropylene, 304 Stainless Steel, 316 Stainless Steel, Tin Steel FDA and USP Compliance 20 psid (1.4 bar) FDA Bleached Cotton and FDA Polypropylene filters are manufactured of materials that comply with FDA requirements for food contact per CFR Title 21 www.shelco.com

FILTER MEDIUM FDA COTTON COTTON FDA POLYPROPYLENE INDUSTRIAL POLYPROPYLENE RAYON POLYESTER GLASS FIBER NYLON Potable liquids, water 4 0 4 0 3 3 1 1 Organic Solvents 4 4 3 3 4 4 4 4 Oils 4 4 2 2 4 3 4 4 Organic Acids 3 3 4 4 3 3 4 2 Alkalies 3 3 4 4 3 0 1 4 Oxidizing Acids 2 2 1 1 2 3 4 2 Strong Inorganic Acids 0 0 4 4 1 2 4 0 DiluteInorganic Acids 2 2 4 4 2 3 4 1 Compatible with 0 = Not Recommended, 1 = Poor, 2 = Fair, 3 = Good, 4 = Excellent Flow vs. Pressure Drop PRESSURE DIFFERENTIAL PSI 10 .5 µm 1 µm 3 µm This chart represents the typical flow rate of polypropylene media per 10" cartridge...