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Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs

    Buy cheap Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs from wholesalers
     
    Buy cheap Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs from wholesalers
    • Buy cheap Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs from wholesalers
    • Buy cheap Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs from wholesalers

    Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs

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    Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs

    Silicon Nitride Ceramics Superior Performance And Durability For Demanding Industrial Needs


    Introduction
    Silicon nitride ceramic precision instrument mounts and insulating spacers are high-performance ceramic components manufactured from high-purity silicon nitride (Si₃N₄) material through precision manufacturing processes. This product perfectly combines the excellent mechanical properties, superior thermal stability, and outstanding insulation characteristics of silicon nitride ceramic, featuring extremely high dimensional stability, very low thermal expansion coefficient, and excellent corrosion resistance. Specifically designed for high-precision instrument equipment, it provides stable mechanical support, reliable electrical insulation, and effective thermal management, making it an ideal choice for precision instrument manufacturing.

    Applications
    Widely used in various high-precision, high-demand instrument equipment:

    • Precision Measuring Instruments: CMM support mounts, laser interferometer bases

    • Semiconductor Equipment: Lithography machine support platforms, wafer inspection equipment insulating mounts

    • Medical Equipment: MRI equipment insulating brackets, medical imaging equipment mounting bases

    • Scientific Research Instruments: Electron microscope sample stages, spectrometer insulating bases

    • Aerospace: Inertial navigation system brackets, aerospace instrument heat insulation mounts

    Advantages

    1. Ultra-High Dimensional Stability: Thermal expansion coefficient only 3.2×10⁻⁶/℃, ensuring long-term dimensional accuracy

    2. Excellent Insulation Performance: Volume resistivity >10¹⁴Ω·cm, dielectric strength >15kV/mm

    3. High Mechanical Strength: Flexural strength ≥800MPa, strong load-bearing capacity

    4. Thermal Shock Resistance: Can withstand rapid temperature changes without cracking

    5. Chemical Stability: Acid and alkali corrosion resistant, long service life

    Specifications Table

    ParameterTechnical Indicators
    Material CompositionSi₃N₄ ≥ 96%
    Bulk Density3.2-3.3 g/cm³
    Coefficient of Thermal Expansion3.2×10⁻⁶/℃
    Volume Resistivity>10¹⁴ Ω·cm
    Dielectric Strength>15 kV/mm
    Flexural Strength≥ 800 MPa
    Operating Temperature-60℃ to 1200℃
    Surface RoughnessRa ≤ 0.05 μm

    Manufacturing Process
    Raw material selection → Formula optimization → Ball milling and mixing → Spray granulation → Dry pressing → Cold isostatic pressing → Gas pressure sintering → Precision machining → Ultra-precision grinding → Laser inspection → Cleaning and packaging

    Usage Instructions

    1. Clean mounting surfaces before installation to ensure dust-free and oil-free conditions

    2. Use special installation tools and apply preload evenly

    3. Avoid local stress concentration, recommend using torque wrench

    4. Regularly check installation status, recommend inspection every 6 months

    5. Operate in clean environments to avoid surface contamination

    After-Sales Service
    36-month quality assurance period, lifetime technical support. Technical consultation and on-site guidance available, customized solutions provided. Customer files established, regular maintenance recommendations offered. 24-hour technical response, 48-hour emergency handling.

    FAQ
    Q1: What are the advantages compared to alumina ceramics?
    A1: Higher mechanical strength, better thermal shock resistance, lower thermal expansion coefficient, especially suitable for high-precision applications.

    Q2: Do you support custom sizes and shapes?
    A2: Support complete customized production, can provide solutions with various complex shapes and special sizes according to instrument requirements.

    Q3: How to clean and maintain?
    A3: Recommend gentle wiping with isopropanol or alcohol, avoid using strong acid or alkaline cleaners. Regularly check surface condition and installation tightness.


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