HFE Filter Housing product photo Primary L

HFE Filter Housing

The HFE filter housings are designed to accommodate the Pall High-Flow Emflon® filter cartridges. Typical applications include bulk nitrogen (N2) and compressed dry air (CDA) used in the semiconductor, flat panel display and photovoltaic manufacturing processes.
  • Holds 1 or 3 cartridges
  • Available in 508 mm (20 in.) or 1,016 mm (40 in.) lengths
  • Flow rates from 1,000 Nm3/h (588 scfm) to 20,000 Nm3/h (11,770 scfm) and above
  • Bolted closure with clamp option
  • Lifting davit standard with 3-around housings
  • Connections are in-line "T" configuration
  • Options to meet high or standard purity specifications


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Description
The HFE filter housings are designed to accommodate the Pall High-Flow Emflon® filter cartridges. Typical applications include bulk nitrogen (N2) and compressed dry air (CDA) used in the semiconductor, flat panel display and photovoltaic manufacturing processes.
  • Holds 1 or 3 cartridges
  • Available in 508 mm (20 in.) or 1,016 mm (40 in.) lengths
  • Flow rates from 1,000 Nm3/h (588 scfm) to 20,000 Nm3/h (11,770 scfm) and above
  • Bolted closure with clamp option
  • Lifting davit standard with 3-around housings
  • Connections are in-line "T" configuration
  • Options to meet high or standard purity specifications
Specifications
Materials
  • 304L or 316L Stainless Steel
  • Surface Treatment: Electropolished or cleaned for oxygen service*
  • < 0.25 μm (10 μin) or < 0.63 μm (25 μin) Ra internal surface finish
  • O-ring seal: Fluorocarbon (standard), other options available upon request
Connections
  • 80A up to 400A JIS Flange and buttweld connections
  • 2 in. up to 6 in. ANSI Flange and buttweld connections
  • Others available upon request
Operating Conditions
  • Maximum Operating Pressure:
    • Standard Pressure: 1.7 MPa at 100 °C (250 psig @ 212 °F)
    • High Pressure Option: 2.5 MPa at 100 °C (363 psig @ 212 °F)
Certifications
  • EU Pressure Equipment Directive: Housings have been evaluated for compliance with the European Union's Pressure Equipment Directive 97/28/EC and are CE marked (please refer to CE marked housing options)
  • ASME: Housings are designed, manufactured and stamped in accordance with the ASME Code (please refer to ASME code stamped housing options)
Leak Rating
  • 100% helium leak tested to 10-6 atm-cm3/s
* Housing with Emflon filters are not for use in oxygen service.
Type
Filter Housings
Additional Information

Dimensions

1HFE 3HFE
1HFE 3HFE

  Number of
cartridges
Filter
length
Nominal
length (L)
Nominal
diameter (D)
1HFE1 1 508 mm (20 in.) 1218 mm (47.9 in.) 553 mm (21.8 in.)
1HFE2 1 1,016 mm (40 in.) 1715 mm (67.5 in.) 553 mm (21.8 in.)
3HFE1 3 508 mm (20 in.) 1913 mm (75.3 in.) 889 mm (35.0 in.)
3HFE2 3 1,016 mm (40 in.) 2410 mm (94.9 in.) 889 mm (35.0 in.)

Please contact Pall Microelectronics for detailed dimensions on specific housing part numbers.
Ordering Information
[1] HFE [2] [3] - G [4] [5] [6] [7] [8] - [9] - [10]

Table 1

Code Number of cartridges per housing
1 1
3 3

Table 2

Code Filter length
2 508 mm (20 in.)
4 1,016 mm (40 in.)

Table 3

Code Material
4 304L SST
6 316L SST

Table 4

Code Interior finish
Blank As received
L 0.25 μm (10 μin) Ra
LL 0.63 μm (25 μin) Ra

Table 5

Code Design pressure
None 1.7 MPa (250 psig)
H 2.5 MPa (363 psig)

Table 6

Code Connection size and style
2T 2 inch x 0.065 inch wall butt weld tube
3T 3 inch x 0.065 inch wall butt weld tube
3F 3 inch Sch 40 300# ANSI RFWN flange
4T 4 inch x 0.083 inch wall butt weld tube
4F 4 inch Sch 40 300# ANSI RFWN flange
6P 6 inch Sch 40 butt weld pipe
6F 6 inch Sch 40 300# ANSI RFWN flange
8P 8 inch Sch 40 butt weld pipe
8F 8 inch Sch 40 300# ANSI RFWN flange

Table 7

Code Description
1 CE marked
2 ASME Section VII Div I
3 CE and ASME

Table 8

Code Option
Blank Electropolished
C9 O2 Cleaned

Table 9

Code O-ring material
H FKM-1
H1 PTFE Encapsulated FKM-1

Table 10

Code Option
Blank Bolted closure
C Clamp style closure
Application
Process gas filtration, Process gas filtration, CDA