High-Temperature Resistant Silicon Nitride Ceramic Full Ball Bearing 6901 Ceramic Bearing

• Customization: Available
• Temperature Range: -200°c to +400°c
• Corrosion Resistance: Excellent (Chemical and Saline Environments)
• Model NO.: 6901
• Load Capacity: High
• Lubrication: Self-Lubricating
• Noise Level: Low
• Design: Available in Standard and Custom Sizes
• Transport Package: Sealed in Plastic Bags, Packed in Foam-Lined Boxes
• Specification: silicon nitride ceramic
• Trademark: LOWIFAR
• Origin: China
• HS Code: 848210
• Production Capacity: 50000PCS/Year
• Package Size: 10.00cm * 2.00cm * 10.00cm
• Package Gross Weight: 0.020kg

Product Description

Key Features of High-Temperature Silicon Nitride Ceramic Full Ball Bearing 6901CE

(Custom configurations available upon request.)

High-Temperature Resistance

Specifically designed to operate in extreme temperatures, making it ideal for high-heat industrial and mechanical environments.
Superior Hardness and Durability

Made entirely of silicon nitride (Si3N4), a material renowned for its exceptional hardness and wear resistance, ensuring a longer lifespan under demanding conditions.
Lightweight Construction

Lighter than steel bearings, reducing the overall weight of machinery and improving efficiency in high-speed applications.
Corrosion and Chemical Resistance

Resistant to corrosion and chemical exposure, ensuring reliable performance in harsh and corrosive environments.
Low Friction and High Precision

Full ceramic construction offers a smoother surface, minimizing friction and enhancing precision, even under high-speed operation.
Non-Magnetic and Electrically Insulating

Non-magnetic and non-conductive properties make this bearing suitable for applications requiring electrical insulation or magnetic field sensitivity.
Customizable Specifications

Available in custom dimensions, lubrication options, and configurations to meet specific application needs.
Applications:

High-temperature machinery such as furnaces and kilns
Chemical processing equipment exposed to corrosive substances
Medical and pharmaceutical devices requiring sterile and corrosion-resistant components
Aerospace systems operating under extreme environmental conditions
Semiconductor manufacturing equipment for high-precision operations
Technical Specifications:

Material: Silicon Nitride (Si3N4)
Size: 6901 (Inner Diameter: 12mm, Outer Diameter: 24mm, Width: 6mm)
Temperature Range: Up to 1000°C
Load Capacity: Engineered for both axial and radial loads
Precision: Available in various grades (P0-P4) based on operational requirements

Material	Si3N4 (Silicon Nitride Ceramic)
Corrosion Resistance	Excellent (chemical and saline environments)
Load Capacity	High
Lubrication	Self-lubricating
Noise Level	Low
Design	Available in standard and custom sizes

Designation				Principal dimensions (mm)					Basic load ratings(N)
With shiled	Open type	With seal W	With seal DD	d	D	B	B1	r(min)	Cr
691	–			1	4	1.6	–	0.1	38
691X	691XZZ			1.5	5	2	2.6	0.15	237
692	692ZZ			2	6	2.3	3	0.15	330
692X	692XZZ			2.5	7	25	3.5	15	385
693	693ZZ			3	8	3	4	0.15	560
694	694ZZ			4	11	4	4	0.15	960
695	695ZZ	695VV	695DD	5	13	4	4	0.2	1080
696	696ZZ1	696VV	696DD	6	15	5	5	0.2	1730
697	697ZZ1	697VV	697DD	7	17	5	5	0.3	1610
698	698ZZ	698WV	698DD	8	19	6	6	0.3	2240
699	699ZZ1	699W	699DD	9	20	6	6	0.3	1720

Bearing Designation			Dimension(mm)				Basic load ratings  (kN)		Speed ratings(rpm)
Open	RS	ZZ	d	D	B	rs min	Cr	Cor	Grease
6900	6900 RS	6900 ZZ	10	22	6	0.3	2.7	1.27	30000
6901	6901 RS	6901 ZZ	12	24	6	0.3	2.89	1.46	27000
6902	6902 RS	6902 ZZ	15	28	7	0.3	3.65	2	24000
6903	6903 RS	6903 ZZ	17	30	7	0.3	4.65	2.58	22000
6904	6904 RS	6904 ZZ	20	37	9	0.3	6.4	3.7	19000
6905	6905 RS	6905 ZZ	25	42	9	0.3	7.05	4.55	16000
6906	6906 RS	6906 ZZ	30	47	9	0.3	7.25	5	14000
6907	6907 RS	6907 ZZ	35	55	10	0.6	9.55	6.85	12000
6908	6908 RS	6908 ZZ	40	62	12	0.6	12.2	8.9	11000
6909	6909 RS	6909 ZZ	45	68	12	0.6	13.1	10.4	9000
6910	6910 RS	6910 ZZ	50	72	12	0.6	13.4	11.2	8900
6911	6911 RS	6911 ZZ	55	80	13	1	16	13.3	8200
6912	6912 RS	6912 ZZ	60	85	13	1	16.4	14.3	7600
6913	6913 RS	6913 ZZ	65	90	13	1	17.4	16.1	7000
6914	6914 RS	6914 ZZ	70	100	16	1	23.7	21.2	6500
6915	6915 RS	6915 ZZ	75	105	16	1	24.4	22.6	6100
6916	6916 RS	6916 ZZ	80	110	16	1	24.9	24	5700
6917	6917 RS	6917 ZZ	85	120	18	1.1	32	29.6	5400

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.

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