Hybrid Ceramic Angular Contact Ball Bearing Ss440/ Si3n4/ PA66

• Customization: Available
• Contact Angle: 15°
• Aligning: Aligning Bearing
• Model NO.: 7002AC
• Separated: Unseparated
• Rows Number: Single
• Load Direction: Radial Bearing
• Material: Ceramic
• Temperature Range: -200°c to +400°c
• Corrosion Resistance: Excellent (Chemical and Saline Environments)
• 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: hybrid ceramic
• Trademark: LOWIFAR
• Origin: China
• HS Code: 848210
• Production Capacity: 50000PCS/Year

Product Description

Key Features of Hybrid Ceramic Angular Contact Ball Bearing SS440/ SI3N4/ PA66

(Custom configurations available upon request.)

Material Composition:

Balls: Made of Si3N4 (Silicon Nitride), offering high hardness, low density, and exceptional wear resistance.
Raceways: Constructed from SS440 (Martensitic Stainless Steel), providing high strength, corrosion resistance, and excellent performance in precision applications.
Cage: Fabricated from PA66 (Polyamide 66), delivering lightweight, low friction, and good thermal resistance.
High-Speed Performance:

Si3N4 ceramic balls enable high rotational speeds due to their lightweight nature and reduced friction compared to steel balls.
Corrosion Resistance:

SS440 raceways offer strong resistance to corrosion, suitable for environments with moisture or mild chemical exposure.
Si3N4 balls are chemically inert, enhancing resistance to corrosion and chemical attack.
High Precision and Rigidity:

Angular contact design provides precise axial and radial alignment, ensuring smooth operation and high rigidity in demanding applications.
Thermal Stability:

Si3N4 and PA66 materials maintain performance over a broad temperature range, ensuring reliability in high-temperature applications.
Low Friction and Heat Generation:

Ceramic balls significantly reduce friction and heat buildup, prolonging bearing life and improving operational efficiency.
Electrical Insulation:

Si3N4 balls are non-conductive, preventing electrical arcing, making these bearings ideal for electric motors and other electrically charged environments.
Noise and Vibration Reduction:

The hybrid design minimizes noise and vibration levels, ideal for precision machinery and noise-sensitive applications.
Wear Resistance and Longevity:

Si3N4 ceramic balls provide excellent wear resistance, reducing maintenance needs and extending service life under heavy loads and high speeds.
Lightweight Construction:

The combination of Si3N4 balls and PA66 cage reduces the overall weight of the bearing, enhancing performance in dynamic applications.
Chemical Resistance:

PA66 cage resists oils, greases, and certain chemicals, contributing to the bearing's versatility in various industrial environments.

Ball Material	Silicon Nitride (Si3N4) Ceramic
Ring Material	440 Stainless Steel
Cage Material	PA66 (Polyamide)
Design	Angular Contact
Corrosion Resistance	Excellent
Temperature Range	-50°C to +200°C
Load Capacity	High radial and axial load handling
Speed Rating	Suitable for high-speed applications
Noise Level	Low
Common Sizes	Available in standard and custom sizes

Bearing type		Boundary Dimensions (mm)			Load  Rating(kn)		Speed Rating
New Model	Old Mode	d	D	B	Dynamic Cr	Static Cor	Grease	Oil
7000AC	46100	10	26	8	5	2.35	34000	42000
7001AC	46101	12	28	8	5.4	2.75	29000	37000
7002AC	46102	15	32	9	6.1	3.45	26000	32000
7003AC	46103	17	35	10	6.75	4.15	23000	28000
7004AC	46104	20	42	12	10.3	6.1	19000	24000
7005AC	46105	25	47	12	11.3	7.4	17000	21000
7006AC	46106	30	55	13	14.5	10.1	14000	18000
7007AC	46107	35	62	14	17.5	12.6	12000	15000
7008AC	46108	40	68	15	18.7	14.6	11000	14000
7009AC	46109	45	75	16	22.2	17.7	10000	12000
7010AC	46110	50	80	16	23.6	20.1	9200	11000
7011AC	46111	55	90	18	31.1	26.3	8300	10000
7012AC	46112	60	95	18	31.9	28.1	7700	9700
7013AC	46113	65	100	18	33.7	31.4	7200	9000
7014AC	46114	70	110	20	42.7	39.4		8300
7015AC	46115	75	115	20	43.6	41.7	6300	7800
7016AC	46116	80	125	22	53.4	50.6	5800	7200
7017AC	46117	85	130	22	54.6	53.7	5500	6800

7018AC	46118	90	140	24	65.2	63.3	5100	6400
7019AC	46119	95	145	24	66.6	67.1	4800	6000
7020AC	46120	100	150	24	68.4	70.6	4700	5900
7021AC	46121	105	160	26	79.8	81.9	4400	5500
7022AC	46122	110	170	28	91.9	92.8	4200	5200
7024AC	46124	120	180	28	96.6	103	3900	4900
7026AC	46126	130	200	33	117	125	3500	4400
7028AC	46128	140	210	33	120	133	3300	4100
7030AC	46130	150	225	35	137	154	3000	3800
7032AC	46132	160	240	38
7034AC	46134	170	260	42	186	214	2600	3200
7038AC	46138	190	290	46	217	268	2300	2800
7040AC	46140	200	310	51	244	309	2100	2600
7200AC	46200	10	30	9	4.65	2.2	29000	37000
7201AC	46201	12	32	10	7.45	3.65	27000	34000
7202AC	46202	15	35	11	8.1	4.25	24000	29000
7203AC	46203	17	40	12	10.2	5.5	21000	26000
7204AC	46204	20	47	14	14.5	8.4	17000	22000
7205AC	46205	25	52	15	15.3	9.5	15000	19000
7206AC	46206	30	62	16	21.3	13.7	13000	16000

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