PMPW™ - 10 HOLLOW FIBER CARTRIDGE
10-inch Potable Water Ultrafiltration Cartridge
PRODUCT Membrane Chemistry: Proprietary semi-permeable polysulfone
DESCRIPTION Housing Shell/End Caps: PVC
Fiber Support Netting: Polypropylene/Polyethylene
Permeate Collection Tube: PVC
Potting Material: Proprietary epoxy compound
Nominal Molecular Weight Cut-off: 100,000 Daltons
Membrane Construction: Hollow fiber
Preservative: Glycerin
PRODUCT Model Part Number Production Range gpm (m3/hr)
HF 10-72-35-PMPW 0720701 24.2 – 51.4 (5.5 – 11.6)
SPECIFICATIONS HF 10-48-35-PMPW 0720700 15.4 – 32.7 (3.5 – 7.4)
OPERATING & Maximum Inlet Pressure (water): 45 psi @ 104° F (3.0 bar @ 40° C)
Temperature Range: 33 - 104° F (0 - 40° C)
DESIGN Maximum Production Transmembrane Pressure: 35 psi (2.4 bar)
INFORMATION Maximum Backflush Transmembrane Pressure: 20 psi (1.4 bar)
Allowable pH Range: 1.5 - 13
Maximum Total Chlorine @ 77° F (25° C) or lower: 200 ppm @ 9.5 pH or higher during intermittent backflush
Maximum Total Chlorine Contact: 200,000 ppm-hrs cumulative
PRODUCT D L
Model Fiber Diameter (ID) Membrane Area Inches (mm) Inches (mm)
DIMENSIONS HF 10-72-35-PMPW 0.035 inch (0.9 mm) 871 ft2 (80.9 m2) 10.75 (273) 72 (1829)
HF 10-48-35-PMPW 0.035 inch (0.9 mm) 554 ft2 (51.5 m2) 10.75 (273) 48 (1219)
“D”
“L”
PMPW™ - 10 HOLLOW FIBER CARTRIDGE
Cartridge Storage Conditions: • Add caustic (NaOH) slowly to achieve a pH of 12.0
New Cartridges (~ 0.5 wt% NaOH addition)
New cartridges are impregnated with glycerin as a • Circulate caustic solution through the system for 20 to 30
preservative. Glycerin should be removed from new minutes
cartridges before initial use with a rinse followed by a caustic • Drain and completely flush system with clean water at a
wash and then a caustic/chlorine wash. o o
water temperature between 50 F and 85 F (10 C and
o
30o C)
New cartridges should be kept in their original shipping
containers and crates until ready for installation. Cartridges Caustic/Chlorine Wash
should be stored as follows: • Heat clean water (< 60 mg/liter CaCO3 hardness) to
o o o o
between 85 F (30 C) and 110 F (45 C)
• Store the cartridges indoors and out of direct sunlight.
• Circulate heated water through the system under
• Store the cartridges at temperatures between 50 – 85o F
standard pressure and flow conditions
(10 – 30o C).
• Add caustic (NaOH) slowly to achieve a pH of 12.0
• Store the cartridges at relative humidity below 70%.
(~ 0.5 wt% NaOH addition)
• Store the cartridges in a horizontal position.
• Add liquid sodium hypochlorite (NaOCl) to achieve a
Used Cartridges total chlorine concentration of 200-mg/liter total chlorine
Used cartridges should be cleaned, rinsed and impregnated (max.)
before storage with one of the following preservative • Circulate caustic/chlorine solution for 20 to 30 minutes.
solutions. • Check caustic/chlorine solution and add NaOCl as
required to maintain total chlorine concentration
• Glycerin @ 80 – 100% (best) • Drain and completely flush system with clean water at a
• Phosphoric acid @ pH 2 – 3 water temperature between 50o F and 85o F (10o C and
• Benzoic acid or sodium benzoate @ 1,000 ppm o
30 C)
• Sodium bisulfite or sodium metabisulfite @ 1,000 – 5,000
Acid Wash
ppm
• Heat clean water (< 60 mg/liter CaCO3 hardness) to
Cartridge preserved with sodium bisulfite or sodium between 85o F (30o C) and 110o F (45o C)
metabisulfite should be flushed with clean water and • Circulate heated water through the system under
impregnated with fresh solution at six-month intervals. Once standard pressure and flow conditions
impregnated the cartridges should be left on the system with • Add citric acid (solid) slowly to achieve a pH of 2.5 (~ 0.5
all valves closed or removed from the system and sealed in wt% citric acid addition)
plastic bags. Storage conditions described above for new • Circulate acid solution through the system for 20 to 30
cartridges should be used for storage of used cartridges. minutes
Cartridges must be drained, rinsed and cleaned after storage • Drain and completely flush system with clean water at a
using the caustic/chlorine wash procedure described below water temperature between 50o F and 85o F (10o C and
o
before reuse on the production system. 30 C)
Cartridge Cleaning Procedures: NOTE: ALWAYS ADD CAUSTIC BEFORE CHLORINE.
General cartridge cleaning procedure before initial use of the NEVER ADD CHLORINE TO A NEUTRAL OR ACID
cartridges and as required to maintain satisfactory cartridge SOLUTION. ALL PROCESS LINES MUST BE
productivity are outlined in this section. Different COMPLETELY FLUSHED BETWEEN EACH CAUSTIC,
combinations of the following cleaning procedures, or custom- CHLORINE, AND ACID WASH.
cleaning procedures that may call for proprietary chemical
formulations, may be required to achieve satisfactory cleaning Contact Information:
results. Technical Service Department: (978) - 694 - 7050
Customer Service Department: (888) - 677 - 5624
Caustic Wash
• Heat clean water (< 60 mg/liter CaCO3 hardness) to
o o o o
between 85 F (30 C) and 110 F (45 C)
• Circulate heated water through the system under standard
pressure and flow conditions
The information contained in this publication is believed to be accurate and reliable, but is not to be construed as implying any warranty or guarantee of performance. We assume no responsibility,
obligation or liability for results obtained or damages incurred through the application of the information contained herein. Refer to Standard Terms and Conditions of Sale and Performance Warranty
documentation for additional information.
Koch Membrane Systems, Inc., www.kochmembrane.com
Corporate Headquarters: 850 Main Street, Wilmington, Massachusetts 01887-3388, USA, Tel. Toll Free: 1-888-677-5624, Telephone: 1-978-694-7000, Fax: 1-978-657-5208
European Headquarters: Koch Chemical Technology Group Ltd., The Granary, Telegraph Street, Stafford ST17 4AT, United Kingdom, Telephone: +44-178-527-2500, Fax: +44-178-522-3149
• San Diego, California • Aachen & Dusseldorf, Germany • Lyon, France • Madrid, Spain • Milan, Italy • Wijnegem, Belgium • Beijing & Shanghai, China • Mumbai, India •
• Melbourne, Australia • Singapore • Sao Paulo, Brazil •
PMPW™ is a trademark of Koch Membrane Systems, Inc.
Koch Membrane Systems, Inc. is a Koch Chemical Technology Group, LLC company.
© 2004 Koch Membrane Systems, Inc. All rights reserved worldwide. 02/07
