Si3n4 Bearings 6001 6002 6003 6004 6005 6009 Full Ceramic Ball Bearing

• Customization: Available
• Temperature Range: -30°C to +150°C
• Sealing Options: Open, Metal Shield (Zz), or Rubber Seal (2RS)
• Model NO.: 6001
• Load Capacity: High
• Lubrication: Pre-Lubricated with Grease or Oil
• Tolerance: ABEC 1 to ABEC 7
• Noise Level: Low, Suitable for Precision Applications
• Applications: Robotics, Medical Devices, Instruments, RC Models,
• Transport Package: Sealed in Plastic Bags, Packed in Foam-Lined Boxes
• Specification: Ceramic
• Trademark: LOWIFAR
• Origin: China
• HS Code: 848210
• Production Capacity: 50000PCS/Year
• Package Size: 20.00cm * 10.00cm * 10.00cm
• Package Gross Weight: 1.000kg

Product Description

Key Features of Si3N4 Bearings 6001 6002 6003 6004 6005 6009 Full Ceramic Ball Bearing

(Custom configurations available upon request.)

Key Features
Full ball structure for higher load capacity
Excellent high temperature resistance
Outstanding corrosion and chemical resistance
Low friction and high-speed performance
Non-magnetic and electrically insulating
Lightweight with high hardness
Long service life under harsh conditions

Typical Applications
Chemical industry equipment
Semiconductor machinery
High-speed electric motors
Aerospace systems
Medical devices
Precision machinery
High-temperature industrial equipment

Model	Inner Diameter (ID)	Inner Diameter (ID)	Outer Diameter (OD)
6000	10 mm	26 mm	8 mm
6001	12 mm	28 mm	8 mm
6002	15 mm	32 mm	9 mm
6003	17 mm	35 mm	10 mm
6004	20 mm	42 mm	12 mm
6005	25 mm	47 mm	12 mm
6009	45 mm	75 mm	16 mm
6907	35 mm	55 mm	10 mm

High-Precision Ceramic and Stainless Steel Bearings Manufacturer

The 6000 / 6001 / 6002 / 6003 / 6004 / 6005 / 6009 Full Ceramic Bearings are manufactured entirely from high-purity Silicon Nitride (Si3N4) ceramic material, including the inner ring, outer ring, and rolling balls.

These bearings adopt a full ball design (without cage), allowing for higher load capacity and improved rigidity compared with conventional ceramic bearings.

Thanks to the excellent properties of Si3N4 ceramic, these bearings provide superior wear resistance, low friction, high temperature stability, and outstanding corrosion resistance, making them suitable for demanding environments where traditional steel bearings may fail.

They are widely used in chemical processing equipment, high-speed motors, precision instruments, aerospace systems, and semiconductor machinery.

Bearing Type	Ceramic Ball Bearing
Structure	Deep Groove Ball Bearing
Material	Silicon Nitride (Si3N4)
Cage Material	PTFE / PEEK / Ceramic
Precision Grade	ABEC-5 / ABEC-7
Lubrication	Dry / Grease / Oil
Temperature Resistance	Up to 800°C (material level)
Feature	High Speed / Corrosion Resistant
OEM / ODM	Available

Designation				Principaldimensions (mm)					Basic load ratings(N)
With shiled	Open type	With seal VV	With seal DD	d	D	B	B1	r(min)	Cr
623	623ZZ	–	–	3	10	4	4	0.15	630
624	624ZZ			4	13	5	5	0.2	1300
625	625ZZ1	625VV	625DD	5	16	5	5	0.3	1730
626	626ZZ1	626VV	626DD	6	19	6	6	0.3	2340
627	627ZZ	627VV	627DD	7	22	7	7	0.3	3300
628	628ZZ	628VV	628DD	8	24	8	8	0.3	3350
629	629ZZ	629VV	629DD	9	26	8	8	-0.6	4550

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.

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.

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.

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.

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