Zirconia Ceramic Miniature Bearings Mr52 Mr62 Mr63 Mr73 Mr74 Mr84 Mr85 Mr94
Product Details
| Customization: | Available |
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| Temperature Range: | -30°C to +150°C |
| Sealing Options: | Open, Metal Shield (Zz), or Rubber Seal (2RS) |
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Basic Info.
- Model NO.
- MR52
- 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
Packaging & Delivery
- Package Size
- 20.00cm * 10.00cm * 20.00cm
- Package Gross Weight
- 1.000kg
Product Description
Key Features of Fishing Reel Bearings 623 MR115 MR105 MR74 MR85ZZ Corrosion Resistant High Speed Bearings
(Custom configurations available upon request.)
Key Features
High precision miniature design
Excellent corrosion and rust resistance
Non-magnetic and electrically insulating
Low friction and smooth rotation
High hardness and wear resistance
Long service life
Excellent corrosion and rust resistance
Non-magnetic and electrically insulating
Low friction and smooth rotation
High hardness and wear resistance
Long service life
Typical Applications
Precision motors
Fishing reel bearings
Medical devices
Robotics and automation equipment
Micro mechanical equipment
Electronic devices
Precision motors
Fishing reel bearings
Medical devices
Robotics and automation equipment
Micro mechanical equipment
Electronic devices
Bearing Type | Miniature Deep Groove Ball Bearing |
Material | Zirconia Ceramic (ZrO2) |
Cage Material | PTFE / PEEK |
Precision Grade | ABEC-5 / ABEC-7 |
Lubrication | Oil / Grease / Dry |
Feature | Corrosion Resistant / High Precision |
Temperature Resistance | Up to 260°C |
OEM / ODM | Available |
Operating Temperature | -30°C to +120°C |
Dynamic Load Rating | Based on size and model |
Static Load Rating | Based on size and model |
High-Precision Ceramic and Stainless Steel Bearings Manufacturer
The MR52 / MR62 / MR63 / MR73 / MR74 / MR84 / MR85 / MR94 / MR95 Zirconia Ceramic Bearings are high-precision miniature bearings manufactured from Zirconium Oxide (ZrO2) ceramic material, offering excellent corrosion resistance, wear resistance, and smooth rotation performance.
These miniature ceramic bearings are designed for compact mechanical systems and precision equipment, providing low friction, lightweight structure, and stable high-speed performance.
Compared with conventional steel bearings, ZrO2 ceramic bearings are completely rust-proof, non-magnetic, and electrically insulating, making them suitable for medical equipment, robotics, fishing reels, precision motors, and automation equipment.
Model | Inner Diameter (ID) | Inner Diameter (ID) | Width (B) |
6300 | 10 mm | 35 mm | 11 mm |
6301 | 12 mm | 37 mm | 12 mm |
6302 | 15 mm | 42 mm | 13 mm |
6303 | 17 mm | 47 mm | 14 mm |
6304 | 20 mm | 52 mm | 15 mm |
6305 | 25 mm | 62 mm | 17 mm |
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.
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
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