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Nexis® A Series Filter Cartridges

Pall’s Nexis® A series filter cartridges for polyurethane production

Features:
  • Rated at >99.9% efficiency1 with retention ratings from 0.5 to 120 µm
  • Proprietary CoLD Melt™ fiber technology
  • Resists contaminant unloading even at high differential pressures
  • Micro-denier melt-blown filtration fibers
  • Media manufactured with a continuous gradient pore structure
  • All-polypropylene construction
  • Free of adhesives, binders, resins, and silicone
  • Proprietary center core for added strength (0.5 - 20 µm)
  • Fast rinse-up to 18 Megohm-cm
  • Certification of conformance, including lot identification
1 >99.9% retention rating by ASTM F-795 test.
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설명

Pall’s Nexis® A series filter cartridges for polyurethane production

Features:
  • Rated at >99.9% efficiency1 with retention ratings from 0.5 to 120 µm
  • Proprietary CoLD Melt™ fiber technology
  • Resists contaminant unloading even at high differential pressures
  • Micro-denier melt-blown filtration fibers
  • Media manufactured with a continuous gradient pore structure
  • All-polypropylene construction
  • Free of adhesives, binders, resins, and silicone
  • Proprietary center core for added strength (0.5 - 20 µm)
  • Fast rinse-up to 18 Megohm-cm
  • Certification of conformance, including lot identification
1 >99.9% retention rating by ASTM F-795 test.

규격사양

Product Specifications

Materials of construction

Filter media: Polypropylene
Hardware: Polypropylene
Gaskets/O-rings: Silicone elastomer, EPDM, nitrile,
fluorocarbon elastomer,
Santoprene3 (DOE only), FEP,
FEP encapsulated silicone,
FEP encapsulated fluorocarbon
elastomer

Dimensions (nominal)

Outside diameter: 6.4 cm (2.5 in)
Lengths: 10.2 cm (4 in), 12.7 cm (5 in), 24.8 cm (9.75 in), 25.1 cm (9.875 in), 25.4 cm (10 in), 49.5 cm (19.5 in), 50.8 cm (20 in), 74.3 cm (29.25 in), 76.2 cm (30 in), 99.1 cm (39 in), 100.3 cm (39.5 in), 102 cm (40 in)

성능

Performance Specifications

Filter grades

0.5, 1, 3, 5, 10, 20, 30, 40, 50, 70, 90, 120 µm

Maximum differential pressure

0.5-20 µm: 1.03 bard @ 82°C (15 psid @ 180°F)
1.72 bard @ 66°C (25 psid @ 150°F)
4.14 bard @ 30°C (60 psid @ 86°F)
30-120 µm: 1.72 bard @ 60°C (25 psid @ 140°F)
3.45 bard @ ambient (50 psid @ ambient)

Recommended change-out differential pressure2

2.4 bard (35 psid)

Food and water contact use

Please contact Pall Corporation to verify that the product conforms to your national legislation and/or regional regulatory requirements for water and food contact use.

Purity

Nexis A series filter cartridges are free of adhesives, binders, resins, and silicone.

Rinse-up

Rinse-up to 18 Megohm-cm with a minimum of throughput.



Particle Removal Ratings4 (µm)

 
Cartridge Designation 99.9% Efficiency 90% Efficiency
NXA 0.5 0.5 ‹ 0.5
NXA 1 0.95 0.65
NXA 3 2.8 1.5
NXA 5 4.1 3.4
NXA 10 9.5 4.7
NXA 20 18.5 13
NXA 30 27 18
NXA 40 36 20
NXA 50 46 27
NXA 70 65 42
NXA 90 85 55
NXA 120 105 65
 


Typical Flow vs. Differential Pressure for Application Sizing5




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

3 Registered trademark of Advanced Elastomer Systems.
4 >90% and 99.9% retention ratings by ASTM F-795 test.
5 Flow rate is for a 25.4 cm (10 in) cartridge. For liquids other than water, multiply differential pressure by fluid viscosity (cP).

종류

Filter Cartridges

주문정보

Pall Part Number = NXA [1] – [2] U – [3] [4]



Table 1

 
Code Filter grades (µm)
0.5 0.5
1 1
3 3
5 5
10 10
20 20
30 30
40 40
50 50
70 70
90 90
120 120
 


Table 2

 
Code Cartridge lengths (cm/in) nominal
4 10.2 / 4
5 12.7 / 5
9.75 24.8 / 9.75
9.875 25.1 / 9.875
10 25.4 / 10
19.5 49.5 / 19.5
20 50.8 / 20
29.25 74.3 / 29.25
30 76.2 / 30
39 99.1 / 39
39.5 100.3 / 39.5
40 102 / 40
 


Table 3

 
Code End configurations
Blank DOE industrial (no end caps)
1X DOE, 2.54 cm (1 in) extended core
M3 SOE flat closed end, external 222 O-rings (retrofits other manufacturers’ Code 0)6
M3H SOE large diameter closed end, external 222 O-rings
M4 SOE fin end, external 222 O-rings with locking tabs (silicone and EPDM O-rings only)
M5 DOE, internal 120 O-rings (retrofits 213 O-ring style)6
M6 SOE flat closed end, external 226 O-rings (retrofits other manufacturers’ Code 6)6
M7 SOE fin end, external 226 O-rings (retrofits other manufacturers’ Code 7)6
M8 SOE fin end, external 222 O-rings (retrofits other manufacturers’ Code 5)6
M10 DOE, internal O-rings (fits other manufacturers’ housings)6
M11 SOE flat closed end, internal 120 O-ring (retrofits other manufacturers’ X style)6
M18 SOE flat closed end, external 222 O-ring
M20 SOE with internal O-rings (same as M10), closed end with deep recess
DOE DOE with elastomer gasket seals and end caps
H21 DOE, Santoprene gasket seal
XK SOE plastic spring assembly, saw cut end
SI SOE metal spring/polypropylene cap, saw cut end
 


Table 4

 
Code Gasket/O-ring materials
S Silicone
N Nitrile
E EPDM
V Fluorocarbon elastomer
T Expanded PTFE (gaskets) FEP encapsulated silicone (O-rings)
F FEP encapsulated fluorocarbon elastomer (O-rings)
Y Santoprene
 


6For details, contact Pall Corporation.

적용분야

Chem Intermediate Product (Other), Chem Raw Material - Liquid, Amine/Benfield /Other Solvent loop, Chemicals Raw Material / Gas/Air, Poly Cmdty Intermediate (Fluids), Poly Cmdty Raw Material (Fluids), Poly Engrd & Spcl Intermediate (Fluids), Poly Engrd & Spcl Raw Material (Fluids), Chem Final Product (Liquid)

영역

Chemicals, Chemicals, Petro Chem, Chemicals, Polymer, Polymer, Polymer, Polymer, Chemicals

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