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Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.

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China ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter
China ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter

  1. China ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter
  2. China ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter
  3. China ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter

ZrO2 6205 Ceramic Ball Bearing 25mm Inner Diameter 52mm Outer Diameter

  1. MOQ: 20-50 pcs
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T
Supply Ability 2000pcs per months
Delivery Time 25-45 work days(negotiable)
Packaging Details Foam+carton box
Material Ceramic, ZrO2
Bearing Type Ceramic Ball Bearing
Percision P6/ABEC3 to P4/ABEC7
Cage PTFE
Characteristic Long-lasting life, Low noise, High precision
Application pump
Clearance C0-C5
Number of Row Single row
Structure Deep groove
Inner Diameter 25 mm
Out Diameter 52 mm
Width 15 mm
Brand Name CSQ
Model Number 6205ce
Certification FDA,REACH,ROHS,ISO9001,ISO14001,ISO45001
Place of Origin Beijing, China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T Supply Ability 2000pcs per months
Delivery Time 25-45 work days(negotiable) Packaging Details Foam+carton box
Material Ceramic, ZrO2 Bearing Type Ceramic Ball Bearing
Percision P6/ABEC3 to P4/ABEC7 Cage PTFE
Characteristic Long-lasting life, Low noise, High precision Application pump
Clearance C0-C5 Number of Row Single row
Structure Deep groove Inner Diameter 25 mm
Out Diameter 52 mm Width 15 mm
Brand Name CSQ Model Number 6205ce
Certification FDA,REACH,ROHS,ISO9001,ISO14001,ISO45001 Place of Origin Beijing, China
High Light P6/ABEC3 to P4/ABEC7 Precision Ceramic Ball Bearing20mm Inner Diameter ZrO2 Bearing47mm Outer Diameter Full Ceramic Bearing
ZrO2 6205ce Ceramic Ball Bearing
Product Overview: Model 6205
The 6205 is a high-performance, full-ceramic bearing designed for the most demanding applications. It features Zirconia (ZrO₂) for both the inner ring, outer ring, and balls, combined with a PTFE (Polytetrafluoroethylene) cage. This construction makes it an ideal solution for environments involving corrosion, extreme temperatures, electrical insulation, and where lubrication is impossible.
Product Specifications
Attribute Value
Material Ceramic, ZrO2
Bearing Type Ceramic Ball Bearing
Precision P6/ABEC3 to P4/ABEC7
Characteristic Long-lasting life, Low noise, High precision
Application Pump
Clearance C0-C5
Number of Row Single row
Structure Deep groove
Inner Diameter 25mm
Out Diameter 52mm
Width 15mm
Full Ceramic Ball Bearings with P6/ABEC3-P4/ABEC7 Precision

Our ceramic bearings feature high temperature resistance, cold resistance, wear resistance, corrosion resistance, magnetic electrical insulation resistance, oilless self-lubrication, and high speed capabilities. These hi-tech products are designed for extreme environments and special conditions.


Materials & Properties


1.Rings & Balls: Zirconia (ZrO₂) Full Ceramic Construction: 

  • Provides complete electrical insulation and uniform resistance to corrosion and wear.
  • Excellent Corrosion Resistance: Highly inert, resisting virtually all acids, alkalis, and organic solvents.
  • Non-Magnetic & Electrically Insulating: Essential for sensitive electronic and medical equipment.
  • High Hardness & Low Density: Offers excellent wear resistance and reduces centrifugal forces for smoother operation. 

  2.Cage: PTFE (Polytetrafluoroethylene)

  • Superior Dry-Running Capability: The self-lubricating nature of PTFE allows for reliable operation with little to no lubrication.
  • Extremely Low Friction: Ensures low starting and running torque.
  • Outstanding Chemical Inertness: Resists a wider range of chemicals than most other polymers, matching well with the Zirconia's corrosion resistance.
Technical Parameters
Parameter Description
Material Ceramic: ZrO2
Corrosion resistance Excellent
Friction Lower than steel
Wear resistance Excellent
Temperature resistance High
Strength Higher than steel
Durability Excellent
Weight Lighter than steel
Precision High
Biocompatibility Some ceramic materials are biocompatible
Applications

This bearing is specifically chosen for applications where standard steel bearings would rapidly fail:

  • Chemical & Process Industries: Pumps, mixers, and valves handling aggressive acids, alkalis, and solvents.
  • Food, Beverage & Pharmaceutical: Equipment requiring frequent steam cleaning (CIP/SIP) and where lubricant contamination is prohibited.
  • Electrical Insulation: Ideal for VFD-driven motors to prevent bearing fluting damage from stray currents.
  • Semiconductor Manufacturing: Wafer processing equipment where metallic contamination and corrosion must be avoided.
  • Precision Instruments & Laboratory Equipment: Used in MRI scanners, analytical instruments, and other applications requiring non-magnetic, corrosion-resistant, and low-torque components.
  • High-Temperature & Vacuum Environments: Suitable for various ovens and vacuum chambers due to its low outgassing and thermal stability.
Our Manufacturing Advantages
Professional Team

With 40+ years of experience since 1982, we hold eleven invention patents and maintain a dedicated R&D team focused on ceramic bearing technology. Our company has evolved into a market leader in ceramic bearing production.

Advanced Production

Our fully automated grinding and assembly line produces 3 million sets annually, including P5 and P4 precision bearings. We utilize industry-leading equipment including a hot isostatic sintering furnace (HIP) from ABB Sweden, capable of reaching 2000°C.

Material Mastery

We control raw material production to ensure consistent quality and pricing stability, unaffected by international market fluctuations. Our vertical integration allows complete control from raw materials to finished products.

Modern ceramic bearing production facility
Quality inspection of ceramic bearings
Frequently Asked Questions
Who are we?

We are a factory in Beijing, China with over 40 years of ceramic bearing production experience, serving domestic and international clients.

How do we guarantee quality?

We implement strict production protocols, precise inspection processes, and double-layer protective packaging to ensure product integrity.

What products do we offer?

Our range includes ceramic deep groove ball bearings, angular contact bearings, hybrid bearings, linear bearings, and ceramic balls.

Why choose us?

As an integrated manufacturer with three factories, we offer superior quality control, faster delivery, and competitive pricing.

What services do we provide?

We offer custom solutions, product samples, technical consultation, and comprehensive after-sales support.

We welcome your inquiries about our high-quality ceramic bearings. As a professional manufacturer with complete R&D, production, and service capabilities, we are committed to providing superior products and technical support. Contact us today to discuss your requirements.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Exporter

  • Year Established:

    2005

  • Total Annual:

    3000000-5000000

  • Employee Number:

    160~200

  • Ecer Certification:

    Verified Supplier

  Beijing Zhongxing Shiqiang Ceramic Bearing Co., Ltd., founded in 2005, situated in No. A38 Weishanzhuang Industry District, Daxing District ,Beijing, is the first company in China to invent and manufacture rare-earth ceramic bearings. The rare-earth ceramic bearings have characteristics of st...   Beijing Zhongxing Shiqiang Ceramic Bearing Co., Ltd., founded in 2005, situated in No. A38 Weishanzhuang Industry District, Daxing District ,Beijing, is the first company in China to invent and manufacture rare-earth ceramic bearings. The rare-earth ceramic bearings have characteristics of st...

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Get in touch with us

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  • Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.
  • No. A38#, Weishanzhuang Industry Zone, Daxing District ,Beijing, China
  • https://www.ceramicsbearing.com/

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