• Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.
    Roberta
    Hun ceramische lagers zijn van hoge precisie, goede kwaliteit en goedkoop. Wij hebben samenwerking vele jaren.
  • Beijing Zhongxing Shiqiang CERAMIC BEARING Co., Ltd.
    Olga Weinberg
    Dit bedrijf is onze betrouwbare en professionele leverancier van ceramische lagers vele jaren, hun ceramische lagers, die in onze pomp goed zijn in kwaliteit worden gebruikt.
Contactpersoon : Cooper wang
Telefoonnummer : 86 15801087509

695 Zirconia Ceramic Bearing with Extreme Temperature Resistance, Superior Corrosion & Chemical Resistance, and Non-Magnetic Properties

Plaats van herkomst China
Merknaam CSQ
Certificering FDA,REACH,ROHS,ISO9001,ISO14001,ISO45001
Modelnummer Aangepast
Min. bestelaantal 50 stuks
Prijs negotiable
Verpakking Details Schuim+cartom box
Levertijd 20-45 werkdagen
Betalingscondities T/T
Levering vermogen 3000 pc's per maand
Productdetails
Toepassingen ruimtevaart, medische apparatuur, chemische verwerking en hogesnelheidsmachines Structuur Diep groeflager
categorie Volledig keramisch kogellager Maat Aangepast, volgens de tekeningen
Materiaal Zirkonia Kooi Voor de toepassing van deze verordening geldt de volgende bepalingen:
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Productomschrijving
Zirconia Ceramic Bearing 695 With Use Temperatures Up To 2400℃ And Wear Resistance
695 Full Ceramic Bearing - Zirconia (ZrO₂)
The 695 zirconia full ceramic bearing is a metric miniature deep groove ball bearing whose inner and outer rings and rolling elements are made of zirconia ceramic material. The basic dimensions of this type of bearing are: inner diameter 5 mm, outer diameter 13 mm, thickness 4 mm. Zirconia ceramics have a toughening mechanism that gives them the highest fracture toughness and strength of all fine ceramics, making them ideal for high-performance bearings.
Core Advantages & Features
Extreme Temperature Resistance
Zirconia bearings can operate stably within a wide temperature range of -80°C to +400°C. Compared to traditional steel bearings, zirconia has a lower coefficient of thermal expansion (approximately 10.5×10⁻⁶/K), maintaining stable internal clearance even under drastic temperature fluctuations without seizure.
Superior Corrosion & Chemical Resistance
Zirconia is an inert ceramic material with extremely strong corrosion resistance. It is virtually unaffected by strong acids, alkalis, organic solvents, seawater, and other corrosive media. This property enables long-term, maintenance-free operation in harsh environments such as chemical pumps, marine engineering, and medical sterilization equipment where steel bearings would fail.
Non-Magnetic & Electrically Insulating
Zirconia ceramic is an excellent electrical insulator (volume resistivity >10¹⁰ Ω*cm) and is completely non-magnetic. In electric motors, generators, MRI medical equipment, and precision electronic instruments, using 695 zirconia bearings completely prevents electrical current from passing through the bearing, avoiding electrical erosion (electro-sparking corrosion) while preventing magnetic field interference with equipment accuracy.
Lightweight & Low Friction
The density of zirconia is approximately 6.09 g/cm³. Lower density means significantly reduced centrifugal force on the outer ring during high-speed rotation (approximately 40% reduction), thereby reducing frictional heat and extending bearing life. Additionally, the self-lubricating properties of zirconia bearings allow them to function properly under poor lubrication or dry running conditions.
Technical Specifications
Parameter Value
Model 695
Bore Diameter (d) 5 mm
Outer Diameter (D) 13 mm
Width (B) 4 mm
Chamfer (r) 0.2 mm min
Ring Material ZrO₂
Ball Material ZrO₂
Cage Material PEEK / PTFE / Nylon frame
Limiting Speed Up to approximately 75,000 rpm
Precision Grade ABEC-1 / P5 / P4/Customizable
Typical Application Areas
Aerospace
Medical Equipment
Semiconductor & Electronics
Chemical & Food Processing
High-Performance Machinery
Material Selection Comparison
Ceramic bearings in the 695 size are not limited to zirconia (ZrO₂). Other materials may be selected based on specific working conditions:
Zirconia (ZrO₂)
Highest fracture toughness, excellent heat resistance (suitable for around 400°C), ideal for heavy loads and moderate high-temperature environments.
Silicon Nitride (Si₃N₄)
Lower density (approx. 3.2 g/cm³), higher hardness, superior high-temperature performance (up to 800°C+), ideal for ultra-high speeds and higher temperature environments.
Silicon Carbide (SiC)
Highest hardness, strongest chemical corrosion resistance, suitable for extremely strong acid/alkali environments.
695 Zirconia Ceramic Bearing with Extreme Temperature Resistance, Superior Corrosion & Chemical Resistance, and Non-Magnetic Properties 0
Welcome your enquiry
Whether you need sample testing, small batch trials, or bulk orders, we are pleased to provide detailed specifications, technical data, and competitive quotes. Please feel free to contact us by email or phone. Our technical team will respond within 24 hours. We look forward to working with you to enhance your riding experience!
Beoordelingen & Recensies

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Alle recensies

L
l*a
Belize Jan 15.2026
This custom SiC thrust disc for ceramic sliding bearings is amazing! Perfect fit, super corrosion-resistant, and great heat conductivity. No overheating issues at all—total value for money! Highly recommend!
H
H*a
Brazil Dec 25.2025
Recommend!
S
S*a
Saint Lucia Dec 13.2025
worth it