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RobertaTheir ceramic bearings are of high precision, good quality and inexpensive. We do have cooperation for many years.
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Olga WeinbergThis company is our reliable and professional supplier of ceramic bearings for many years, their ceramic bearings, which are used in our pump are good in quaility.
Contact Person :
Cooper wang
Phone Number :
86 15801087509
Silicon Carbide Ceramic Sliding Bearing Sleeves Customized for High-Temperature Environments

Contact me for free samples and coupons.
Whatsapp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xProduct Details
Name | Customized Ceramic Sliding Sleeve Bearing | Category | Ceramic Sliding Bearing |
---|---|---|---|
Material | Silicon Carbide | Size | Customized, According To The Drawings |
Application | Pumps | Package | Foam+carton Box |
Quality | High Precision, Long Life, OEM Serive | Specification | Standard Size And Customized |
Highlight | Silicon Carbide ceramic bearing sleeves,High-temperature ceramic sliding bearings,Custom ceramic bearing sleeves |
Product Description
Silicon Carbide Ceramic Sliding Bearing Sleeves Customized for High-Temperature Environments
Attribute | Value |
---|---|
Name | Customized ceramic sliding sleeve bearing |
Category | Ceramic sliding bearing |
Material | Silicon carbide |
Size | Customized, according to the drawings |
Application | Pumps |
Package | Foam + carton box |
Quality | High precision, Long life, OEM service |
Specification | Standard size and customized |
Product Overview
Silicon Carbide (SiC) sleeves are high-performance ceramic components manufactured from SiC. They exhibit exceptional wear resistance, corrosion resistance, high hardness, and thermal stability, making them ideal for bearings, seals, and transmission systems in harsh environments across industries like chemical processing, machinery, semiconductors, and energy.
Key Features
- Superior Hardness & Wear Resistance: Mohs hardness of 9.5 (second only to diamond), ensuring extended service life.
- Excellent Corrosion Resistance: Resists strong acids, alkalis, and organic solvents, suitable for chemical equipment.
- High-Temperature Stability: Maintains performance up to 1400°C without oxidation or deformation.
- Low Thermal Expansion: High thermal conductivity and thermal shock resistance for rapid temperature cycling.
- Self-Lubricating: Low friction coefficient reduces energy consumption and maintenance.
Applications
- Chemical Industry: Pumps, valves, reactor seals.
- Machinery: High-speed bearings, precision components.
- Semiconductors: Wafer handling fixtures.
- New Energy: Photovoltaic and lithium battery production equipment.
Properties
Max Temperature | up to 1650℃ |
Density | 3.15-3.18 g/cm³ |
Thermal Expansion | 4.0 (10-6/℃) |
Thermal Conductivity | 120 W/m°K |
Hardness | 2800 HV5 |
Elastic Modulus | 410GPa |
Chemical Stability | Superior resistance to acid and alkali corrosion (including hydrofluoric acid) |

Advantages of All-Ceramic Bearings vs. Steel Bearings
- Higher Temperature Resistance: Ceramic bearings maintain superior mechanical stability at elevated temperatures.
- Superior Performance in Thermal Cycling: Minimal clearance changes under temperature fluctuations.
- Enhanced Anti-Seizure & Anti-Jamming Properties: Reduced thermal deformation minimizes friction-induced binding.
- Oil-Free Operation Capability: Self-lubricating properties enable reliable performance in high-vacuum environments.
- Exceptional Corrosion Resistance: Impervious to acids, alkalis, and salts.
- Electrical Insulation & Anti-Static Properties: Non-conductive, eliminating static discharge.
- Non-Magnetic & Contamination-Resistant: Prevents magnetic particle adhesion.


Why Choose Us
We have three factories in China with advanced pressing, sintering and processing machines. Our company possesses eleven invention patents for utility models and has a professional team to provide high-quality service and customized bearing products.
Since 1982, we have accumulated over 40 years of experience in ceramic bearing production, research and development. We have become a leading enterprise in China's ceramic bearing and ceramic material products market.
We have ample production experience with silicon carbide gear pump sliding bearings, having supplied these components to Germany Witte for many years.



Our Bearing Advantages
- Free Sample bearing
- ISO Standard
- In Stock bearing
- Bearing Small order accepted
- OEM bearing service
- Customized bearing, Customer's bearing drawing or samples accepted
- Competitive factory price bearing
Frequently Asked Questions
Q: Who are we?
A: We are a factory in Beijing, China with over 40 years of experience producing ceramic bearings, having established cooperative relations with many domestic and foreign companies.
Q: How can we guarantee quality?
A: We produce samples before mass production, strictly follow requirements, conduct precise inspections, and use double packaging (foam + carton) to ensure product quality.
Q: What can you buy from us?
A: Ceramic deep groove ball bearings, ceramic angular contact ball bearings, hybrid ceramic ball bearings, ceramic linear bearings, and all kinds of ceramic balls.
Q: Why should you buy from us not from other suppliers?
A: We are an industry and trade integrated company with three factories, modern production and inspection equipment, offering better delivery dates and product quality.
Q: What service can we provide?
A: High quality products and fully customized services according to user needs, including sample provision for confirmation.
Welcome Your Enquiry
We cooperate with raw material suppliers to ensure product quality and stable pricing. We adhere to customer demand as our guidance, striving to provide quality products and after-sales service. Welcome to discuss cooperation!
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