2048 Series

2048 Series

Ultra-High Purity Check Valves

The 2048 check valve series allows the replacement of standard semiconductor fittings with our unique valve, allowing non-return functionality in the same footprint, and without the need for sealing gaskets.

2048 Series

Key Features

Available in 1/4” line sizes

Metal-to-metal external seals

No VCR gaskets required to seal

Low cracking pressure to open

Typical Applications

Gas cabinet process lines, reactor gas line protection, isolation and reverse flow prevention functionality for gas mixing panels, gas mixing systems, valve manifold boxes (VMB’s), and critical application containment functionality.

Key Specifications

Materials of Construction Cleanliness Specifications Options

316L stainless body

Manufactured in Class 10 Cleanroom

Leak tested using Mass spectrometer <1x10(-9) mbar.l/s

Multiple cracking pressures

316L stainless poppet and spring + seat

Zero particles @0.1µm

<10Ra micro-inch surface roughness

Can be fully integrated into valve as end connection

Barstock-only source

<10ppb O2/H20 outgassing

Reverse flow and pressure tested 100% production control

Multiple seat material options

FKM standard seat (minimal volume)

Cleaned using 18.2MΩ·cm DI water

375p.s.i. operating pressure

0.25 Cv (flow coefficient)

View Data Sheet

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