KF Vacuum Bellows - Flexible Metal Hose for Vibration Absorption

Stainless Steel KF/NW Vacuum Compressible Bellows Flexible Hoses KF16-KF100

Ruijia vacuum flexible hoses range consists of lots of different type of flexible metal hoses, such as KF / CF / ISO flange type , Braided cover and One Flange Rotatable. KF Vacuum bellows has been used in many ways vacuum, pressure, and fluid transport plumbing.

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Vacuum KF/NW Flexible Hoses bellows KF10-KF100 Stainless Steel 304

Ruijia Vacuum Flexible Hoses are tubular devices used for transporting media such as gases and liquids in industrial, scientific research and other fields. They are usually made of stainless - steel materials or special rubbers to ensure their flexibility and compressive strength.

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KF Braided bellows vacuum flexible hose KF16-KF50 Stainless Steel

Ruijia vacuum braided flexible hose can be better adapted to complex conditions and frequent bending operations, and to a certain extent to prevent the hose from being scratched or abraded by external objects, to ensure the sealing and stability of the vacuum environment.

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Why choose us

High quality raw materials

Using high-quality materials such as stainless steel andaluminum,it has excellent corrosion resistance, hightemperature resistance, and pressure resistance

Advanced technology and equipment

Vacuum welding and heat treatment, high-precision CNC andfive axis machining, helium mass spectrometry leak detectionensuring high precision and high performance.

Comprehensive testing and quality control

Equipped with complete testing equipment such as heliummass spectrometer and spectrometer, ensuring that eachproduct meets the highest quality standards.

Frequently asked questions

We also have a dedicated FAQ page where we try to answer other questions. Visit the FAQ page.

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What international standards do your products meet?

Compliant with SEMI, ASME BPE, ISO 286; RoHS/REACH test reports available.

What is the lifespan of vacuum bellows?

Standard: ≥500K cycles (±10% stroke); Reinforced: ≥1M cycles.

Do your products meet semiconductor cleanliness standards?

Yes, compliant with ASTM E595 outgassing, particles ≤ISO Class 4.

How to adapt between flange standards (e.g., CF to KF)?

Dedicated adapters (with seals) for 20+ combinations like CF-KF/CF-ISO.

What surface finishes are available for vacuum chambers?