Leaders in Precision Edge-Welded Bellows
World-leading engineering, ensuring ultimate system reliability and superior performance
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Why Partner With Us?
Unrivaled Longevity & Performance
Engineered for extreme endurance, our bellows achieve over 10 million cycle life, delivering unmatched reliability and sustained performance in critical vacuum applications.
Proven Reliability in Advanced Systems
Our bellows are integral to cutting-edge equipment, including lithography machines and chip manufacturing lines, where uncompromising quality and precision are paramount.
Custom Engineered Solutions & Partnership
We collaborate closely, offering expert design services – developing new drawings or manufacturing precisely to your specifications – for optimal system integration and performance.
Featured Products
Discover our lineup of star products.
Specialized Welded Bellows Solutions
We engineer specialized welded bellows with integrated functional components for demanding applications....
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Flanged & Tubular Welded Metal Bellows
Our Flanged & Tubular Welded Metal Bellows offer complete assembly solutions with...
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Flangeless Welded Metal Bellows (Optional Reinforced End Convolutions)
Outer Diameter (OD): 10 – 500 mm Inner Diameter (ID): 10 – 500 mm (depending on wall thickness)...
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Vacuum Chambers
Our precision-engineered vacuum chambers are designed for demanding applications in ultra-high vacuum...
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UHV Flanges
Our Ultra-High Vacuum (UHV) flanges are engineered for demanding vacuum environments and...
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Formed Metal Bellows
available in single- or multi-ply, customizable dimensions, and vacuum-compatible finishes—are ideal for...
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Testimonials
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About Us
About Us Dachang Hui Autonomy County Alpha Technology Service Co., Ltd. was founded in 2017. It is a high-tech enterprise specializing in the production of semiconductor equipment accessories. Located in Hebei Province, it enjoys convenient transportation and a superior geographical position. Our factory covers 15,000㎡, with 12,000㎡ of buildings and 10,000㎡ of clean workshop. We offer integrated design, R&D, production, and sales of precision components. 15,000㎡ Factory Area 10,000㎡ Clean Workshop 2017 Year Established Our Capabilities We have successfully developed welding bellows for synchrotron radiation and particle accelerators. Our products cover semiconductor chip processing, vacuum equipment, medical and food devices, solar cell manufacturing, LED, etchers, and more. We also supply cavities, vacuum valves, and specialized components for semiconductor equipment. Application Fields Semiconductors Solar Photovoltaic Aerospace Medical Devices
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Latest Insights
Stay updated with our latest news and industry articles.
Deep Technical Involvement: From Initial Proposal to Optimized Bellows Design
Deep Technical Involvement: From Initial Proposal to Optimized Bellows Design When a key client approached us with their original design...
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Success Through Remote Collaboration: Custom Bellows Solution Saves Cost and Delivers Value
Success Through Remote Collaboration: Custom Bellows Solution Saves Cost and Delivers Value In a recent project, we partnered with an...
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Our 12-Million-Cycle Welded Bellows Breakthrough
Welded bellows are known for their flexibility, hermetic sealing, and performance under extreme pressure and temperature conditions. However, achieving high...
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Edge Welded Bellows in Semiconductor Applications: A Case Study
Edge welded bellows play a critical role in semiconductor manufacturing, offering precision, durability, and flexibility in demanding environments. This article...
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A Deep Dive into ETCH (Etching): Processes, Equipment, and Applications
Etching is a critical process in semiconductor manufacturing, used to selectively remove unwanted material from a wafer to create precise...
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A Deep Dive into Atomic Layer Deposition (ALD)
Atomic Layer Deposition (ALD) is an ultra-precise thin-film deposition technique that builds materials layer by layer at the atomic scale....
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