PSP Sealed-In-Line Filter

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Process Gas Filtration
PSP Sealed-In-Line Filter

BROCHURE

COST

The PSP Sealed-In-Line Series filter assemblies are specifically designed for filtration of gas processes with high flow rates.

All stainless steel construction
High particle retention
Very high flow rates with low differential pressure
High temperature and pressure capabilities
Excellent gas displacement and desorption characteristics
100% integrity tested
Clean room manufactured and packaged

Specifications

Materials	Medium: 316L stainless steel Housing: electropolished 316L SS < 0.25 μm / 10 μin Ra internal surface finish 1:1 (Cr/Fe) chromium enriched internal surface chemistry Housing meets or exceeds VIM / VAR specifications
Removal Rating¹	10⁹ reduction for particles ≥ 3 nm
Connections	¹⁄₂ in. up to 4 in. buttweld (other fittings available upon request)
Configurations	Nominal housing diameters: 64 mm (2.5 in.), 102 mm (4.0 in.), 168 (6.6 in.) and 219 mm (8.6 in.)
Preconditioning	Factory preconditioned with purified N₂
Operating Conditions	Maximum Operating Pressure 1.72 MPa @ 93 ˚C / 250 psig @ 200 ˚F Maximum Allowable Forward Differential Pressure 0.69 MPa @ 20 ˚C / 100 psid @ 68 ˚F Maximum Allowable Reverse Differential Pressure 0.34 MPa @ 20 ˚C / 50 psid @ 68 ˚F
Certifications	EU Pressure Equipment Directive: Assemblies comply with the European Union's Pressure Equipment Directive 2014/68/EU and are CE marked ASME: 168 mm (6.6 in.) and 219 mm (8.6 in) diameter assemblies are designed, manufactured and stamped in accordance with the ASME Code
Leak Rating	100% helium leak tested to 1 x 10^-9 atm-cm³/s

¹Particle rating based on laboratory testing with NaCl aerosol.

Performance

Pressure Drop vs. Gas Flow Rate

SILF2

SILF4

SILF6

SILF8

Additional Information

Dimensions

Ordering Information

Part Number	Description	Nominal Diameter (D) (mm/in.)	Nominal Length (L) (mm/in.)
SILF2201BW12	22 in. tube, ³⁄₄ in. buttweld	64 / 2.5	781 / 30.8
SILF2201BW16	22 in. tube, 1 in. buttweld	64 / 2.5	781 / 30.8
SILF4201BW16	22 in. tube, 1 in. buttweld	102 / 4.0	826 / 32.5
SILF4201BW24	22 in. tube, 1 ¹⁄₂ in. buttweld	102 / 4.0	826 / 32.5
SILF4201BW32	22 in. tube, 2 in. buttweld	102 / 4.0	826 / 32.5
SILF6201BW24	22 in. tube, 1 ¹⁄₂ in. buttweld	168 / 6.6	864 / 34.0
SILF6201BW32	22 in. tube, 2 in. buttweld	168 / 6.6	864 / 34.0
SILF8201BW48	22 in. tube, 3 in. buttweld	219 / 8.6	864 / 34.0
SILF8201BW64	22 in. tube, 4 in. buttweld	219 / 8.6	864 / 34.0

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