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Si3n4 Silicon Nitride Ceramic Shaft Rod Customized

    Buy cheap Si3n4 Silicon Nitride Ceramic Shaft Rod Customized from wholesalers
     
    Buy cheap Si3n4 Silicon Nitride Ceramic Shaft Rod Customized from wholesalers
    • Buy cheap Si3n4 Silicon Nitride Ceramic Shaft Rod Customized from wholesalers
    • Buy cheap Si3n4 Silicon Nitride Ceramic Shaft Rod Customized from wholesalers
    • Buy cheap Si3n4 Silicon Nitride Ceramic Shaft Rod Customized from wholesalers

    Si3n4 Silicon Nitride Ceramic Shaft Rod Customized

    Ask Lasest Price
    Brand Name : BLM
    Model Number : BLM-S
    Certification : ISO
    Price : Negtation
    Payment Terms : T/T
    Supply Ability : 500pcs per month
    Delivery Time : 25days
    • Product Details
    • Company Profile

    Si3n4 Silicon Nitride Ceramic Shaft Rod Customized

    Customized/inventory silicon nitride si3n4 ceramic shaft rod


    1 . Description

    Silicon nitride has excellent thermal shock resistance, high mechanical strength at high temperatures, and good wear resistance. It is widely used in various industrial equipment.


    Item
    gas pressure sintering
    hot pressing sintering
    Rockwell hardness (HRA)
    ≥75
    volume density(g/cm3)
    3.25
    >3.25
    Dielectric constant (ε r20℃,1MHZ)
    8.0(1MHz)
    electric volume resistivity(Ω.cm)
    1014
    108
    breaking tenacity(Mpa m1/2)
    6-9
    6-8
    Elasticity modulus (GPa)
    300-320
    300-320
    thermal expansivity (m/K *10-6/℃)
    3.1-3.3
    3.4
    thermal conductivity (W/MK)
    15-20
    34
    weibull modulus(m)
    12-15
    15-20

    2 . Features

    - High strength over a broad temperature range
    -Moderate thermal conductivity
    -Low coefficient of thermal expansion
    -Moderately high elastic modulus
    -Excellent thermal shock resistance
    -Ability to withstand high structural loads to high temperature
    -Superior wear resistance
    Unusually high fracture toughness


    3 . Usage

    Forming die parts (hot forging die, various forming)
    Casting parts (low pressure casting, various metal melting furnace equipment)
    Die casting machine parts (plunger, sleeve)
    Welding machine (positioning pin for resistance welding, guide roller for steel pipe welding)
    Parts of the powder squeezing machine (classifier, air squeezing machine, sand mill)
    Wear-resistant parts (wire drawing machine guide roller, motor shaft, bearing, fishing tackle guide cup, traction winch)

    Semiconductor manufacturing equipment parts (platform parts, linear motors)


    4 . Performance Index Of Si3N4 Ceramics


    Type
    Condition
    Performance
    Main
    Components
    Normal Temperature
    Si3N4≥95%
    Bulk Density
    g/cm3
    Normal Temperature
    3.22
    Elastic Modulus
    Gpa
    Normal Temperature
    350
    Vickers Hardness
    HV
    Normal Temperature
    1870
    Bending Strength
    Mpa
    Normal Temperature
    780
    Fracture Toughness
    MPa·m1/2
    Normal Temperature
    7.2
    Thermal Expansion Coefficient
    10-6/K
    20-1000℃
    3.2
    Thermal Conductivity
    W/(㎡·K)
    20-1000℃
    25


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