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Ceramic Structural Components/

Boron Nitride Ceramic Fasteners Hexagonal Bolt

Material Boron Nitride (BN)
Density ~2.2 g/cm³
Hardness 1,400 HV (Vickers Hardness)
Compressive Strength ~2,500 MPa
Maximum Operating Temp. ~2,000°C (in inert atmosphere)
Thermal Conductivity 200–300 W/m·K
Coefficient of Thermal Expansion 1.2–1.5 × 10⁻⁶ /°C (low thermal expansion)
Electrical Resistivity >10¹² Ω·cm
Surface Roughness ≤0.1 µm (polished)

  • Product Details
  • Why Choose Us
  • FAQs

Boron Nitride (BN) ceramic bolts are advanced fastening components made from high-performance boron nitride material. These bolts offer exceptional thermal, mechanical, and electrical properties, making them ideal for high-stress and high-temperature applications.


Key Features and Properties

  1. High Temperature Resistance
    • BN ceramic bolts can withstand temperatures up to 2,000°C in inert atmospheres, making them suitable for high-temperature environments.
  2. Excellent Thermal Conductivity
    • Boron nitride is an excellent thermal conductor, which helps in managing heat dissipation in high-heat applications.
  3. Electrical Insulation
    • Non-conductive material, ideal for electrical and electronic applications requiring isolation.
  4. Lubrication-Free
    • The hexagonal structure of BN provides natural lubrication properties, reducing wear and ensuring smooth operation in mechanical systems.
  5. Corrosion Resistance
    • Resistant to most chemicals and reactive environments, ensuring longevity in harsh conditions.
  6. Low Coefficient of Thermal Expansion
    • BN bolts exhibit low thermal expansion, making them suitable for applications requiring high dimensional stability at elevated temperatures.
  7. High Strength and Hardness
    • Offers good mechanical strength and hardness, ideal for heavy-duty applications in industrial environments.

Applications

  1. High-Temperature Furnaces and Reactors
    • Used in industries like semiconductor manufacturing, aerospace, and metallurgy, where high-temperature resistance is critical.
  2. Semiconductor and Electronics
    • Suitable for electrical insulation in sensitive electronic equipment, especially in environments where heat dissipation is important.
  3. Aerospace and Defense
    • For use in rocket engines, satellites, and other aerospace systems where both thermal conductivity and strength are essential.
  4. Chemical Processing Equipment
    • BN bolts are perfect for environments exposed to high temperatures and chemicals, such as reactors, pipelines, and heat exchangers.
  5. Mechanical and Structural Applications
    • For heavy-duty use in mechanical systems where high wear resistance and mechanical strength are required.
  6. Energy Systems
    • Employed in systems that require insulation, heat management, and resistance to high temperatures, such as in solar energy technologies and nuclear power plants.

Benefits of Boron Nitride Ceramic Bolts

  • Enhanced Heat Management: Excellent heat conductivity and high temperature resistance ensure efficient thermal management.
  • Electrical Insulation: Non-conductive material prevents interference in sensitive electronic and electrical systems.
  • Corrosion and Chemical Resistance: Provides longevity in harsh industrial environments.
  • Reduced Wear: Natural lubrication properties reduce friction and extend the operational lifespan.

1. Premium Quality Materials

We use top-grade ceramic materials like Zirconia (ZrO2) and Silicon Nitride (Si3N4) to ensure our bearings offer superior durability, wear resistance, and performance.

2. Tailored Solutions

Our team works closely with you to provide customized bearing solutions that perfectly meet the needs of your industry, whether in packaging, renewable energy, or other specialized fields.

3. Industry Expertise

With years of experience serving diverse industries, we understand the unique challenges of high-performance applications and consistently deliver reliable solutions.

4. Precision Engineering

Our ceramic bearings are manufactured with state-of-the-art technology to achieve unmatched precision and efficiency, ensuring smooth operation and extended lifespan.

5. Competitive Pricing

We combine high quality with cost-effective pricing, offering excellent value to our clients without compromising on performance.

6. Fast Delivery & Global Reach

Our streamlined logistics and global network ensure timely delivery, no matter where you are.

7. Exceptional Support

Our dedicated team is available to assist you every step of the way—from initial inquiry to after-sales service—ensuring a hassle-free experience.

1. What are ceramic bearings?

Ceramic bearings are bearings made from advanced ceramic materials such as Zirconia (ZrO2) or Silicon Nitride (Si3N4). They are known for their high strength, wear resistance, and ability to perform in extreme conditions.

2. What are the advantages of ceramic bearings over steel bearings?

Ceramic bearings offer several advantages, including:

  • Higher Durability: Resistant to wear, corrosion, and high temperatures.
  • Lighter Weight: Up to 40% lighter than steel bearings.
  • Non-Magnetic & Electrically Insulating: Ideal for sensitive applications.
  • Low Friction: Reduces energy loss and heat generation.

3. In which industries are ceramic bearings commonly used?

Ceramic bearings are widely used in:

  • Packaging equipment
  • Renewable energy (e.g., wind turbines)
  • Aerospace and automotive
  • Medical devices
  • Chemical processing
  • High-precision tools

4. Can ceramic bearings handle high temperatures?

Yes, ceramic bearings are highly resistant to heat and can operate in temperatures exceeding 1,000°C, depending on the material used.

5. Are ceramic bearings suitable for corrosive environments?

Absolutely! Ceramic bearings are non-reactive to most chemicals, making them ideal for use in highly corrosive environments.

6. What is the lifespan of ceramic bearings?

Ceramic bearings typically last much longer than steel bearings due to their wear resistance and durability. However, the exact lifespan depends on the operating conditions and maintenance practices.

7. How do I maintain ceramic bearings?

Ceramic bearings require minimal maintenance, but to ensure longevity:

  • Use the correct lubrication when necessary.
  • Keep them clean and free from contaminants.
  • Follow proper installation procedures.

8. Do you provide customized ceramic bearings?

Yes, we offer tailored ceramic bearing solutions to meet your specific application requirements. Contact us to discuss your needs.

9. What sizes and types of ceramic bearings do you offer?

We supply a wide range of sizes and configurations, including ball bearings, roller bearings, and hybrid bearings. Check our product catalog or contact us for more details.

10. How can I place an order or request a quote?

Simply visit our Contact Us page, fill out the inquiry form, or reach out to us directly via email or phone. Our team will respond promptly with the information you need.

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