Beryllium Oxide Ring

Beryllium Oxide Ring

Beryllium Oxide Ring

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price

Beryllium Oxide Ring is a high-performance ceramic known for excellent thermal conductivity and electrical insulation. It’s ideal for electronics and aerospace applications requiring efficient heat dissipation and durability. The rings offer precise machining and reliable performance for demanding environments. As a leading supplier and manufacturer of premium beryllium oxide products, Shanghai Yuepeng can supply high-quality Beryllium Oxide Ring with various specifications and competitive prices, offering customized solutions to meet specific requirements.

Beryllium Oxide Ring Data Sheet

Color:White
Chemical Formula:BeO
Dimension:customized
Machining Accuracy:0.01 mm
Surface Roughness:0.1 μm

Beryllium Oxide Ring Description

Beryllium Oxide Ring is a specialized ceramic component prized for its unique combination of high thermal conductivity and electrical insulating properties. This makes it an essential part in applications where rapid heat transfer and electrical isolation are both critical. The ring’s robust mechanical strength and resistance to thermal shock allow it to maintain performance under extreme temperature fluctuations. Commonly used in electronic devices, power modules, and aerospace equipment, beryllium oxide rings help improve device efficiency and longevity by effectively managing heat while preventing electrical interference. Advanced manufacturing processes ensure these rings have precise dimensions and smooth surfaces, making them suitable for tight-tolerance assemblies and high-reliability systems.

Beryllium Oxide Ring Chemical Compositions

ElementContent (ppm)
Boron (B)2
Aluminum (Al)46
Chromium (Cr)8
Iron (Fe)32
Magnesium (Mg)1000
Manganese (Mn)2
Nickel (Ni)9
Titanium (Ti)5
Sodium (Na)173
Calcium (Ca)31
Silicon (Si)2100

Beryllium Oxide Ring Features

  • High Thermal Conductivity: Efficiently dissipates heat, preventing overheating in electronic and high-power applications.
  • Excellent Electrical Insulation: Provides strong electrical isolation, ideal for sensitive electronic components.
  • Superior Mechanical Strength: Maintains structural integrity under mechanical stress and high temperatures.
  • Thermal Shock Resistance: Withstands rapid temperature changes without cracking or degradation.
  • Precision Machining: Manufactured with tight tolerances and smooth finishes for reliable performance in critical assemblies.

Beryllium Oxide Ring Applications

  • High-Power Electronic Devices: Beryllium oxide rings are used as insulating and heat-conducting components in microwave transmitters, power amplifiers, and high-frequency circuits due to their excellent thermal conductivity and electrical insulation.
  • Semiconductor Processing Equipment: They serve as structural and insulating parts in semiconductor manufacturing systems where thermal stability and contamination control are essential.
  • Laser and Optical Assemblies: BeO rings are used in laser housings and optical mounts to manage heat efficiently and maintain dimensional accuracy during operation.
  • Aerospace and Defense Systems: Their ability to withstand high temperatures and radiation makes BeO rings suitable for aerospace communication systems, sensors, and radar modules.
  • Medical and Scientific Instruments: Beryllium oxide rings are used in X-ray tubes, imaging equipment, and laboratory instruments that require both precise electrical insulation and effective heat dissipation.

Beryllium Oxide Ceramic Properties

Mechanical PropertiesValue (Unit)
Density2.85 g/cm³
Hardness (Vickers)1100 – 1400 HV
Young’s Modulus300 – 345 GPa
Flexural Strength300 – 450 MPa
Fracture Toughness2.0 – 3.0 MPa·m^0.5

Thermal PropertiesValue (Unit)
Thermal Conductivity200 – 330 W/m·K
Coefficient of Thermal Expansion7.5 ×10^-6 /K
Melting Point2530 °C
Maximum Operating Temperature1000 – 1200 °C
Thermal Shock ResistanceExcellent

Electrical PropertiesValue (Unit)
Electrical Resistivity1 × 10^14 Ω·cm
Dielectric Constant (1 MHz)6.7 – 7.1
Dielectric Strength10 – 20 MV/m
Loss Tangent (1 MHz)< 0.0001
Breakdown VoltageHigh

Beryllium Oxide Ceramic Material Machining

Beryllium Oxide Ceramic Material Machining

Beryllium Oxide (BeO) Ceramic is valued for its exceptional thermal conductivity, electrical insulation, and high melting point. These qualities make it widely used in electronics and high-temperature applications, but its hardness and brittleness require special machining approaches. Key machining considerations include:

  • Cutting: Precision diamond-coated tools or laser cutting are essential to avoid microcracks and maintain clean edges, as BeO’s brittleness can lead to chipping during conventional cutting.
  • Grinding: Fine diamond grinding wheels enable accurate shaping and surface finishing while minimizing the risk of fractures, especially important for small or complex parts.
  • Drilling: Ultrasonic machining or abrasive waterjet methods are preferred to produce precise holes without causing thermal damage or cracks.
  • Surface Finishing: Polishing techniques enhance surface smoothness and electrical insulation properties, crucial for applications demanding high dielectric performance and reliability.

Beryllium Oxide Ceramic Packaging

Beryllium Oxide Ceramic products are typically packaged in vacuum-sealed bags to prevent moisture or contamination and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of the products in their original condition.

ceramic packing

Get A Quote

We will check and get back to you in 24 hours.

To customize your beryllium oxide ring, please provide the following details:

  1. Dimensions: Inner Diameter x Outer Diameter x Height (thickness)
  2. Purity of the material
  3. Tolerances: Specify the tolerances you can apcept.
  4. Surface Finish: polished, rough, etc.
  5. Quantity of the products you need
  6. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of beryllium oxide products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

Yes, they are often used in semiconductor processing tools as insulating spacers or supports because of their thermal stability and chemical purity.

Beryllium oxide rings effectively control heat buildup in laser housings and optical assemblies, ensuring stable operation and preventing distortion.

Shanghai Yuepeng Tech, established in 2022 in Shanghai, China, is a specialized supplier and manufacturer of beryllium oxide ceramic products. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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