CF Vacuum Flanges - Metal Seal for UHV Systems

CF Flange Non-Rotatable Tapped Bolt Holes for Vacuum Application

CF Vacuum flange is sealed by biting the copper gasket into the blade and squeezing the gasket to fill the gap between the flanges. we can provide CF flanges size from CF16-350 with the material of SS304/SS316L.

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CF Vacuum Bored Flange Rotatable

CF vacuum bored flanges, Vacuum flange rotatable,material: SS304/SS316L. The flange connection method specifically designed for ultra-high vacuum environments. CF bored flangs is a metal static seal that can withstand high temperature baking.

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CF Vacuum Bored Flange Rotatable-Tapped Bolt Holes

ConFlat vacuum tapped bolt holes flanges,CF vacuum flanges are available in sizes from CF35 to CF350, CF tapped flanges is used in high vacuum system.

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CF Vacuum Reducing Flange stainless steel 304

Vacuum reducing flange, Conflat reducing flange, in vacuum pipeline systems, when pipes of different diameters need to be connected or when fittings cannot be directly matched with standard flanges, CF reducing flanges can effectively solve this problem.

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CF Vacuum Nonrotatable Blank Flanges Stainless Steel

Blank flanges, nonrotatable blank flanges, blank flange size is from CF16-CF350 with SS304/SS316L. Sealed with oxygen free copper gaskets, the effective vacuum degree can reach 1x-11 mbar. CF blank flanges temperature -200℃ ~ 800 ℃.

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CF Vacuum Flanges Nonrotatable Bored Blank-neck Flanges SS304/SS316 Wholesale

Vacuum bored neck flanges, CF nonrotatable neck flanges, CF16, 6.35mmOD, vacuum flanges is applied in fields with high requirements for vacuum degree and sealing performance.

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CF Vacuum Bored Flanges Nonrotatable SS304/SS316L

CF bored flanges,adopting a bayonet design, aligning the two flange buckles can complete installation anddisassembly.CF flanges size is from CF16-CF350 with the material of SS304/SS316.

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Why choose us

Superior UHV Seal

The meticulously machined knife-edge cuts into the OFC gasket to form an extremely reliable hermetic seal, consistently achieving leak rates <1x10⁻¹¹ Pa·m³/s.

High-Temperature Capability

Manufactured from 304 or 316 stainless steel, these flanges are designed to withstand high baking temperatures (up to 450°C) essential for achieving ultra-high vacuum.

Robust & Reliable

Featuring a monoblock forging design with no internal welds, they offer maximum strength and vacuum integrity for demanding applications.

News

5 Tips to Choose Vacuum Flanges & Fittings

Selecting the right vacuum flanges and fittings is critical for achieving and maintaining ultra-high vacuum. This guide ...

2026-05-20

7 Questions Before Buying Vacuum Hardware

Before purchasing vacuum connection components, ask these seven critical questions about material compatibility, sealing...

2026-05-15

How KF Vacuum Flanges Achieve Reliable Sealing

Discover how quick-release vacuum connections prevent leaks through knife‑edge sealing and O‑ring centering rings. Learn...

2026-05-09

Avoid Over-Torquing CF Flange Bolts

Over-tightening bolts is a silent killer of vacuum integrity. This guide reveals the physics behind sealing failure, ste...

2026-05-08

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