Product Description
Overview
Beryllium Vacuum Window is an ultra-thin window component made of high-purity metal beryllium, mainly used in X-ray tubes, detectors, synchrotron radiation devices, industrial CT and medical imaging equipment, which not only isolates the vacuum/atmosphere, but also withstands high temperatures, allowing rays to pass through almost losslessly, ensuring signal strength and detection accuracy. Our company has experienced technicians and professional production equipment to meet customers' diverse customized processing needs. If you are interested in our products, please feel free to email us.
Beryllium Window Advantages
- Superior X-ray penetration and extremely low secondary radiation generation reduce unwanted radiation interference.
- The lightweight, high-rigidity properties allow beryllium windows to be extremely thin while maintaining structural strength, minimizing X-ray absorption.
- With a low coefficient of thermal expansion, it can withstand high-frequency thermal cycling, ensuring dimensional stability during temperature changes.
- Excellent acoustic performance, sound propagation speed up to 12,600 m/s, mostly used in top-of-the-line audio and headphones.
- It has good thermal conductivity, large specific heat capacity, and a heat absorption capacity equivalent to 2.5 times that of aluminum, which helps to dissipate heat quickly.
Beryllium Vacuum Window Dimension
| Material |
Be |
| Purity |
≥99.5% |
| Thickness |
30–100 μm |
| Physical Size |
Round:φ10–90 mm Square/rectangular: 10×10–120×120 mm Customized |
| Radiance Transmittance |
> 90% |
| Density |
1.848 g/cm³ |
| Surface Roughness |
Ra≤0.1 μm |
|
Delivery Time |
15-25days |
| Certification |
ISO 9001 |
Application
1. Medical imaging diagnosis
As an exit window for the X-ray tube, the Beryllium Vacuum Window ensures that X-rays penetrate the body efficiently while absorbing very little on their own, resulting in higher contrast and resolution images. It is widely used in orthopedic radiography, CT examination, mammography, and other equipment.
2. Industrial non-destructive testing
In aerospace, automobile manufacturing, and other fields, X-ray flaw detectors equipped with a Beryllium Window X-ray Tube can detect defects such as cracks and pores inside metal castings, weld joints, and composite materials, ensuring product safety.
3. Scientific research and high-energy physics
In particle accelerators, synchrotron radiation devices, and neutrino experiments, the Beryllium X-ray Window serves as a critical component, withstanding extreme conditions and ensuring efficient transmission of particle signals, ensuring the accuracy of experimental data.
4. Aerospace and defense
Beryllium windows are used in space telescopes, satellites, and missile guidance systems to maintain stable performance in extreme environments.
Beryllium Vacuum Window Pictures
Packing

Please leave your information to get the latest quotation and product catalogue!



