WFPK Series Filter Cartridges

Performance Specifications

Filter Grades (Based on PSL Removal):

• 0.05, 0.1, 0.2, 0.45 μm

Maximum Differential Pressure:

• 0.55 MPa (80 psid) @ 20 ˚C (68 ˚F)
• 0.14 MPa (20 psid) @ 90 ˚C (194 ˚F)

Recommended Changeout Differential Pressure¹:

• 35 psid (2.41 bard)
• 0.24 MPa (35 psid)

Rinse-Up:

• Cartridge will rinse up to 18 Megohm-cm with a minimum of throughput.

Product Specifications

Materials of Construction

:

• Filter Media:
  • Hydrophilic Highly Asymmetric
  • Polysulfone Membrane
• Support Material: Polypropylene
• Hardware: Polypropylene
• O-ring: EPDM, Fluoroelastomer, Silicone
• Sealing: Thermal Bond

Dimensions (nominal):

• Outside Diameter: 66 mm (2.6 in.)
• Length (tip-to-tip): 254 mm (10 in.), 508 mm (20 in.), 762 mm (30 in.)

¹ - Provided that the maximum differential pressure is not exceeded based on temperature limits defined above.

Typical Pressure Drop vs. Liquid Flow Rate

Flow rate is per 254 mm (10 in.) cartridge. For liquids other than water, multiply differential pressure by fluid viscosity (cps).

Filter Cartridges

WFPK [1] - [2][3][4][5] (e.g. WFPK0.2-10UE-M3)

Table 1 - Filter Grades

Code 1	Filter Grades2
0.05	0.05 μm
0.1	0.1 μm
0.2	0.2 μm
0.45	0.45 μm

Table 2 - Cartridge Lengths

Code 2	Cartridge Lengths
10	10 inches
20	20 inches
30	30 inches

Table 3 - Core Material

Code 3	Core Material
U	Polypropylene

Table 4 - O-ring Materials

Code 4	O-ring Materials
S	Silicone
E	EPDM
V	Fluoroelastomer
T	FEP encapsulated Silicone
F	FEP encapsulated Fluoroelastomer

Table 5 - End Configuration

Code 5	End Configuration
No Symbol	Double open end industrial
M3	SOE flat closed end, external 222 O-rings
M6	SOE flat closed end, external 226 O-rings
M7	SOE fin end, external 226 O-rings

² Based on typical application usage.

Unit conversion: 1 MPa = 10 bar