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High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod

Yixing Feifan Ceramics Co.,Ltd
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    Buy cheap High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod from wholesalers
     
    Buy cheap High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod from wholesalers
    • Buy cheap High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod from wholesalers
    • Buy cheap High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod from wholesalers
    • Buy cheap High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod from wholesalers

    High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod

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    Brand Name : FFTC
    Certification : ISO9001:2008
    Price : Negotiation
    Payment Terms : MoneyGram, T/T
    Supply Ability : 1000000/year
    Delivery Time : 3 - 4 weeks
    • Product Details
    • Company Profile

    High Purity Silicon Nitride Ceramic Thermal Conductivity , Strengthful Ceramic Heating Rod

    High purity and strength good thermal conductivity silicon nitride ceramic rod


    Features

    1. Long service life

    2. Sintering: GPSN/RSSN (gas pressure sintering, reaction sintering)

    3. Good abrasive resistance
    4. Excellent thermal shock resistance
    5. Top refractory
    6. Reduced maintenance requirements and ease of maintenance
    7. Anti-corrosion in the high-temperature
    8. Perfect electrical insulation resistance
    9. Customization available


    Advantages

    Silicon nitride ceramic is a kind of superhard material, which has lubricity and wear resistance. It does not react with other inorganic acids except hydrofluoric acid (reaction equation: Si3N4+4HF+9H2O=====3H2SiO3 ( Precipitation) +4NH4F), strong anti-corrosion ability, anti-oxidation at high temperature. Moreover, it can withstand cold and hot shock, and is heated to above 1 000℃ in air, and is rapidly cooled and heated rapidly without breaking.


    Product Description

    Silicon nitride (Si3N4) feature an excellent combination of material properties. They are nearly as light as silicon carbide (SiC), but their microstructure gives them excellent thermal shock resistance and their high fracture toughness makes them resistant to impacts and shocks.

    Its applications as balls and rolling elements for light and extremely precise bearings, heavy-duty ceramic forming tools and automotive components subject to high stress. And the good thermal shock resistance and high temperature resistance is exploited in welding processes.

    Bulk densityKg/m33.2×103
    Water absorption%0
    Mechanical propertiesVickers hardness load 500g(GPa)13.9
    Flexural strengthMPa610
    Compressive strengthMPa3820
    Young's modulus of elasticityGPa290
    Poisson's ratio-0.28
    Fracture toughnessMPa√m5
    Thermal characteristicsLinear thermal expansion coefficient40-400℃×10-16/℃2.6
    40-800℃3.2
    Thermal conductivityW/(m·K)20
    Specific heatJ/(kg·K)0.66×103
    Thermal shock resistance(Put into the water)550
    Electrical characteristicsDielectric strengthV/m10×106
    Volume resistivity20℃Ω·cm>1014
    300℃1012
    500℃1010
    Dielectric constant (1MHz)--
    Dielectric loss angle (1MHz)(×10-4)-
    Loss factor(×10-4)-
    Chemical propertiesNitric acid (60%) 90℃

    WT Loss

    Mg/cm2/day

    1.00
    sulfuric acid (95%) 95℃0.40
    Sodium hydroxide (30%) 80℃0.36

    Packing and Delivery

    We pack our goods in wooden case.

    We send goods by Sea/Air/Express timely and saftely.


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