GWTB

Summary

Product Identification

GWTB-Series Water Grade Meltblown Polypropylene Filter Cartridges feature:

• A gradient density structure provides for low pressure drop and high dirt holding capacity.
• All polypropylene construction presents excellent compatibility with a wide range of chemicals.
• Resists contaminant unloading, even at elevated differential pressures.
• All end configurations available (glued or thermally-bonded).
• Easy cartridge incineration and disposal.
• Free of additives, wetting agents, binders and silicone.

Performance Specifications:

• Micron Ratings: 1, 3, 5, 10, 20, 30, 50, 75, 100
• Efficiencies: Water Grade = 80%

Operating Limits

• Change Out ΔP (recommended): 35 PSID
• Temperature (max): 140˚F (60˚C)
• Differential Pressure (max): 50 PSID (3.4 bar) at 68˚F (20˚C)

Mechanical / Hydraulic

Construction Materials

• Filtration Media: Polypropylene
• End Caps: Polypropylene
• O-Rings/Gaskets: Buna, EPDM, Polyfoam, Silicone, Viton®

Dimensions (Nominal)

• Length: 9.75 to 40 inches (24.8 to 102 cm)
• Outside Diameter: 2.5 inches (6.4 cm)
• Inside Diameter: 1.06 inches (2.69 cm)

Compliance and Certifications

Food Safety Compliance

• Materials of construction comply with FDA regulations for food and beverage contact use as detailed in the US Code of Federal Regulations, 21CFR.
• Materials used to produce filter media and hardware are deemed safe for use in contact with foodstuffs in accordance with EU Directives 2002/72/EC, 1935/2004, and/or 10/2011.

NSF Certification

• NSF Certification applies for use only with drinking water.
• Only products bearing the NSF Mark on the product, product packaging, and/or documentation shipped with the product are Certified.
• Product options denoted with an asterisk (*) are not included in the Certification.

Ordering Information

The ordering information details how to configure the GWTB-Series cartridge based on micron rating, length, end cap style, O-ring/gasket material, and additional features.

• Rating (µ): 1, 3, 5, 10, 20, 30, 50, 75, 100
• Length options: 9.75” (24.76cm), 9.875” (25.08 cm), 10” (25.4 cm), 19.5” (49.53 cm), 20” (50.8 cm), 29.25” (74.29 cm), 29.5” (74.93 cm), 30” (76.2 cm), 39” (99.1 cm), 40” (101.6 cm)
• End Cap Styles: Blank (None), 2 (DOE Flat Gasket), 3 (222 w/Fin), 4 (222 w/Flat Cap), 5 (222 w/Spring), 6 (226 w/Flat Cap), 7 (226 w/Fin), 8 (226 w/Spring), 9 (SOE w/ Spring), 10 (DOE w/Core Extender), 20 (SOE PP Ext. w/Spring)
• O-Rings/Gaskets: Blank (None), B (Buna), E (EPDM), P (Polyfoam - for Gaskets), S (Silicone), V (Viton®)
• Adders: CS (316SS Compression Spring - TB ONLY), PC (Polypropylene Core), TB (Thermally-Bonded)

See the official PDF for exact tabulated values and the complete ordering code structure.

Flow Rate vs Pressure Drop

Information regarding flow rate versus pressure drop is available, but specific data is not detailed in this extract.

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original OEM PDF datasheet. For contractual data, always refer to the specific OEM PDF revision used on your project.

Official datasheet (PDF)

Lenntech datasheet mirror