Product Description:

Features:

Lightweight

Silicon nitride is significantly lighter than steel, reducing rotational mass and enabling faster acceleration and higher efficiency.

High Hardness

Si₃N₄ is extremely hard, leading to superior wear resistance and extended bearing life.

High Strength and Toughness

Exhibits excellent fracture toughness compared to other ceramics, making it durable under heavy loads.

High-Temperature Resistance

Can operate at temperatures exceeding 1,000°C without losing mechanical integrity.

Corrosion Resistance

Chemically inert and resistant to acids, bases, and oxidation, making it suitable for harsh environments.

Low Density

Density is about 40% of steel, reducing centrifugal forces at high speeds.

Performance Features

Low Friction

Provides smooth operation with reduced friction, enhancing energy efficiency and reducing wear.

Non-Magnetic

Suitable for applications where magnetic interference must be avoided.

Electrical Insulation

Acts as an electrical insulator, making it ideal for applications requiring electrical isolation.

Low Thermal Expansion

Minimal thermal expansion ensures dimensional stability across a wide temperature range.

High-Speed Capability

Supports higher speeds due to low density and reduced thermal effects.

Technical Parameters:

Applications:

Bearings are essential in aerospace for high-speed and high-temperature performance. They are used in:

• Jet Engines: for gas turbines and jet engines
• Spacecraft: for components exposed to extreme temperatures and vacuum environments
• Gyroscopes: to ensure precision in navigation systems with low friction and high durability

Bearings play a vital role in the automotive industry, especially in:

• Electric and Hybrid Vehicles: to reduce weight and increase efficiency in motors and drivetrain components
• Turbochargers: to withstand high temperatures and rotational speeds
• Racing Applications: to enhance performance in high-speed, high-stress environments

Bearings are crucial in heavy-duty machinery for:

• Machine Tools: to ensure precision and durability in high-speed spindles and cutting tools
• Pumps and Compressors: to provide reliability in corrosive and high-temperature environments
• Robotics: to reduce wear and improve lifespan in robotic joints and actuators

Bearings are used in a variety of medical devices:

• Dental Drills: for high speed and long-lasting bearings in precise dental applications
• Surgical Equipment: to ensure smooth operation and sterility in high-performance devices

Bearings are critical in renewable energy applications:

• Wind Turbines: to be used in gearbox components for long life and reliability
• Hydro Turbines: to perform well in water-lubricated environments and due to corrosion resistance

Bearings are an essential component in manufacturing equipment for the electronics industry:

• Manufacturing Equipment: to provide high precision and contamination-free bearings for wafer handling and lithography systems
• Cooling Fans: to give low friction and long lifespan in high-performance electronic cooling systems

Bearings are used extensively in sports and recreation activities:

• Cycling: for lightweight and durable bearings for high-performance bicycles
• Skating: to be used in inline and roller skates for smoother, faster movement
• Fishing Reels: to provide smooth operation and corrosion resistance in marine environments

Bearings play an important role in the energy and power generation industry:

• Gas Turbines: to operate efficiently at high temperatures in power plants
• Nuclear Applications: to provide non-reactive and radiation-resistant properties for sensitive environments

Bearings are critical in the chemical industry:

• Chemical Processing Equipment: to provide resistance to corrosion and chemical attacks
• Mixers and Agitators: to provide long life in harsh chemical environments

Bearings play a crucial role in high-speed and precision applications:

• High-Speed Motors: to maintain performance and reduce wear at high rotational speeds
• Precision Instruments: to ensure accuracy in optical and measurement equipment

Packing and Shipping:

Product Packaging:

Each ceramic bearing will be carefully packaged in a protective plastic case to prevent any damage during shipping.

Shipping:

We offer free shipping within the United States. Orders will be processed within 1-2 business days and shipped via USPS First Class Mail. For international orders, shipping rates will vary depending on the location and will be calculated at checkout.

FAQ:

Q:What's your after-sales service and warranty?
A: We promise to bear the following responsibilities when defective products were found:
1. Replacements would be sent with goods of your next order;
2. Refund for defective products if customers require.

Q:Do you accept ODM&OEM orders?
A: Yes, we provide ODM&OEM services to worldwide customers, we also customize OEM box and packing as your requirements.

Q:What's the MOQ?
A: MOQ is 10pcs for standardized products; for customized products, MOQ should be negotiated in advance. There is no MOQ for sample orders.

Q:How long is the lead time?
A: The lead time for sample orders is 3-5 days, for bulk orders is 5-15 days.

Q:Do you offer free samples?
A: Yes we offer free samples to distributors and wholesalers, however customers should bear freight. We DO NOT offer free samples to end users.

Q:How to place order?
A: 1. Email us the model, brand and quantity,shipping way of bearings and we will quote our best price for you;
2. Proforma Invoice made and sent to you as the price agreed by both parts;
3. Deposit Payment after confirming the PI and we arrange production;
4. Balance paid before shipment or after copy of Bill of Loading.