High-Performance Boron Nitride Ceramic Rings for Heat Dissipation
Product Details
| Customization: | Available |
|---|---|
| Application: | Thermal Insulation |
| Density: | Low Density |
Shipping
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
Payment Guarantee
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Secured Trading Service
Gold Member Since 2025
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
R&D Capabilities
High Repeat Buyers Choice
ODM Services
Full Customization
The supplier has 1 R&D engineers, you can check the Audit Report for more information
More than 50% of buyers repeatedly choose the supplier
The supplier provides ODM services
The supplier provides full customization services
Sign In to see all verified strength labels (15)
Find Similar Products
Basic Info.
- Model NO.
- customized
- Material
- Boron Nitride Ceramic
- Shape
- Tube
- Strength
- High Strength
- Working Temperature
- up to 900°C (1,652°F) in Air; up to 2,000
- Thermal Conductivity
- ~30-60 W/M·K
- Flexural Strength
- ~30-50 MPa
- Chemical Resistance
- Resistant to Most Chemicals, Non-Reactive
- Hardness (Mohs Scale)
- ~2 (Soft Compared to Other Ceramics)
- Lubricating Property
- Intrinsic Lubricating Property Reduces Friction
- Machinability
- Easily Machinable with Standard Tools
- Transport Package
- Sealed in Plastic Bags, Packed in Foam-Lined Boxes
- Specification
- Boron Nitride Ceramic
- Trademark
- LOWIFAR
- Origin
- China
- HS Code
- 731815
- Production Capacity
- 5000000PCS/Year
Packaging & Delivery
- Package Size
- 10.00cm * 2.00cm * 10.00cm
- Package Gross Weight
- 0.020kg
Product Description
Key Features of Custom Boron Nitride Ceramic Processing Thermal Conductive Insulating Ceramic Tubes
(Custom configurations available upon request.)
High-Temperature Resistance
Capable of withstanding extreme temperatures up to 2,200°C in inert or vacuum environments, ideal for high-heat applications.
Exceptional Thermal Conductivity
Exceptional Thermal Conductivity
Ensures efficient heat dissipation while maintaining thermal stability.
Electrical Insulation
Electrical Insulation
High dielectric strength provides excellent electrical insulation, making it suitable for high-voltage applications.
Chemical Stability
Chemical Stability
Non-reactive to most chemicals, including molten metals, acids, and alkalis, ensuring long service life.
Precision Customization
Precision Customization
Advanced machining for complex geometries, including ceramic tubes, rings, and sleeves tailored to your specifications.
Non-Wetting and Low Friction
Non-Wetting and Low Friction
Boron nitride's unique surface properties prevent sticking and reduce wear.
Lightweight and Robust
Lightweight and Robust
Combines low density with high mechanical strength, suitable for various industrial applications.
Versatile Applications
Versatile Applications
Ideal for use in semiconductor manufacturing, aerospace, high-temperature furnaces, and insulating components in electrical systems.
Eco-Friendly Material
Eco-Friendly Material
Environmentally safe and compliant with RoHS standards.
Scalable Production
Scalable Production
Supports small-batch custom orders and bulk manufacturing for diverse industrial needs.
Smooth Surface Finish
Smooth Surface Finish
High-precision polishing ensures a smooth finish for improved performance and durability.
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) |
Corrosion Resistance | Excellent against acids, alkalis, and salts |
High-Precision Ceramic and Stainless Steel Bearings Manufacturer
Delivering exceptional quality and precision, our ceramic and stainless steel bearings are engineered to meet the diverse needs of industries worldwide. Trusted for durability and performance, we are your reliable partner in advanced bearing solutions.
Specification
Applications
Aerospace: High-performance bearings for aircraft engines and systems.
Automotive: Durable solutions for engines, transmissions, and electric vehicles.
Medical Equipment: Precision bearings for surgical tools and diagnostic devices.
Industrial Machinery: Robust bearings for heavy-duty operations in manufacturing and production.
Renewable Energy: Specialized bearings for wind turbines and solar tracking systems.
Food & Beverage: Corrosion-resistant bearings for hygienic and reliable operations.
Key Configurations
Ceramic Bearings: Offering high temperature resistance, low friction, and excellent corrosion resistance.
Custom Designs: Tailored bearing solutions to meet specific application requirements.
High-Precision Tolerances: Ensuring consistent performance in demanding applications.
Maintenance-Free Options: Sealed bearings for enhanced durability and reduced downtime.
Aerospace: High-performance bearings for aircraft engines and systems.
Automotive: Durable solutions for engines, transmissions, and electric vehicles.
Medical Equipment: Precision bearings for surgical tools and diagnostic devices.
Industrial Machinery: Robust bearings for heavy-duty operations in manufacturing and production.
Renewable Energy: Specialized bearings for wind turbines and solar tracking systems.
Food & Beverage: Corrosion-resistant bearings for hygienic and reliable operations.
Key Configurations
Ceramic Bearings: Offering high temperature resistance, low friction, and excellent corrosion resistance.
Custom Designs: Tailored bearing solutions to meet specific application requirements.
High-Precision Tolerances: Ensuring consistent performance in demanding applications.
Maintenance-Free Options: Sealed bearings for enhanced durability and reduced downtime.


Production Process
1) Premium-grade ceramic and stainless steel materials are sourced to meet stringent quality standards.
2) Advanced CNC and grinding machines shape the bearing components to achieve tight tolerances and smooth finishes.
3) Precision polishing ensures low friction and optimal performance for both ceramic and stainless steel bearings.
4)Bearings are carefully assembled in a clean, controlled environment to maintain integrity and precision.
5) Rigorous quality checks, including dimensional accuracy, surface finish, and load testing, are performed to ensure every bearing meets or exceeds industry standards.
2) Advanced CNC and grinding machines shape the bearing components to achieve tight tolerances and smooth finishes.
3) Precision polishing ensures low friction and optimal performance for both ceramic and stainless steel bearings.
4)Bearings are carefully assembled in a clean, controlled environment to maintain integrity and precision.
5) Rigorous quality checks, including dimensional accuracy, surface finish, and load testing, are performed to ensure every bearing meets or exceeds industry standards.



Ceramic bearing
Stainless steel bearing
Hybrid ceramic bearing
Many years of experience in bearing business

After Sales Service
Technical Support: Expert guidance for installation, maintenance, and troubleshooting to ensure optimal performance.
Warranty Assurance: Coverage for manufacturing defects, providing peace of mind with every purchase.
Customized Solutions: Tailored advice and modifications to address specific operational challenges or requirements.
Prompt Response: Dedicated support team available to address inquiries and resolve issues quickly and effectively.
Warranty Assurance: Coverage for manufacturing defects, providing peace of mind with every purchase.
Customized Solutions: Tailored advice and modifications to address specific operational challenges or requirements.
Prompt Response: Dedicated support team available to address inquiries and resolve issues quickly and effectively.
Company Profile

At LOWIFAR Bearings, we specialize in designing and manufacturing a wide range of precision, high-quality ball bearings and tapered roller bearings. Our products are designed to meet the demands of heavy agricultural machinery, textile machinery, various engineering applications, motors, automobiles, computers, electric appliances, power tools, pumps, and more.
With over ten years of experience in bearing production, LOWIFAR is a trusted manufacturer dedicated to providing custom-made bearing solutions to meet your unique requirements.
Our experienced and professional team ensures that we deliver products of the highest quality. We are proud to have exported our bearings to numerous countries and regions worldwide, including Europe, North America, India, Thailand, South Korea, Mexico, Turkey, Argentina, Russia, and many others.
Our bearings have earned a strong reputation for reliability and performance among our global customer base. We invite customers, business partners, and friends from all over the world to connect with us for mutually beneficial cooperation.
FAQ
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.
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:
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:
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.
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.
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.
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:
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.
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
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
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
Send your message to this supplier
People who viewed this also viewed
Find Similar Products By Category
- Supplier Homepage
- Products
- Ceramic Structural Component
- Boron Nitride Ceramic
- High-Performance Boron Nitride Ceramic Rings for Heat Dissipation
Related Categories
Hot Searches
More