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White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized

White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized

    • White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized
    • White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized
    • White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized
  • White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized

    Product Details:

    Place of Origin: China,Guangdong
    Brand Name: Mingrui
    Certification: ISO9001:2015,,CE
    Model Number: Customized

    Payment & Shipping Terms:

    Minimum Order Quantity: 10 pieces
    Price: negotiable
    Packaging Details: standard export cartons
    Delivery Time: 10-15 working days after the order confirmed
    Payment Terms: Western Union, L/C, T/T, D/P, D/A, MoneyGram
    Supply Ability: 500 pieces week
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    Detailed Product Description
    Tolerance: 0.001mm Used For: Electro-Insulation
    Material: Silicon Nitride, Silicon Nitride, Silicon Nitride Keyword1: Silicon Nitride Sealing Ring
    Keyword2: Si3N4 Ceramic Dielectric Constant:: 8.0(1MHz)
    Flatness: 0.002mm Hardness: 85~90 HRA

     White Si3N4 Ceramic Silicon Nitride Sealing Ring Accept Customized Design


    Manufacturing technique:

    • Uni-axial pressing
    • Iso-static pressing
    • Extrusion
    • Slip casting



    • 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


    Product Ceramic seal ring, ceramic seal face
    Material used 96% alumina , SiC, ZrO2
    Forming method Hot pressing/ dry pressing/Iso-pressing
    Color White, black
    Size capability
    Outer diameter and overall length

    The max. OD can be up to 120mm.

    Precision processing Flat grinding; Cylinderical grinding
    Key performance

    Flatness:≤0.0009mm; Perpendicularity:≤0.005mm; Parallelism:≤0.005mm; Roughness:≤0.4

    No crack, no bubble, no scrach on surface


    1.High mechansim strength and rigidity,

    2.Excellent hardness and anti- chemical & aging-resistant,

    3.Exceptional wear- resistance with low friction and self-lubrication,

    4.Resistant high & low temperature,

    5.Easy to protyping to mass production and cost& amp; nbsp;effective.

    Quality inspection

    Fully inspection: visual & key dimensions every batch;

    Sampling inspection: regular dimensions and performance parameters

    Lead time

    Custom made samples: 25~30 business days

    Volume production: 15~20 business days

    Packing method

    Inner package: vacuum packing with;

    Outer package: Export carton;

    Shipment port Shenzhen port, Hongkong port
    Application Widely used as seal ring in varity of pump, centrifuge and compressor and so on.
    • Small part-size and large part size capability.
    • Perfect metallized-seal strength and hermeticity.
    • Consistent performance with all common braze alloys.
    • Custom Metallized ceramic in aluminum oxide ceramics prototype to high volume production capacity.
      Production process:
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      Product Picture:
       White Si3N4 Ceramic Silicon Nitride Sealing Ring CustomizedWhite Si3N4 Ceramic Silicon Nitride Sealing Ring Customized
       White Si3N4 Ceramic Silicon Nitride Sealing Ring Customized
      Company Introduction:
      Dongguan Ming Rui Ceramic Technology Co., LTD., a professional manufacturer of machined ceramic parts, has 10 senior engineers and lots of technicians. We produce strengthened structure zirconia ceramic bar, ceramic tube, ceramic shaft, ceramic plate, ceramic sleeve, ceramic valve, ceramic plunger and ceramic arm. The products are applicable to instruments, medical instruments, clocks and electronic products, mills, energy and power, machine and metals, autocar and military and some other high-end areas.
      In cooperation with Tsinghua University, we've achieved great successes in particular requirements. With our professional knowledge and business experience in machined ceramic parts, low-budget and high-performance new ceramic products are made of high–quality raw materials. The value of our ceramic products is greatly increased due to the composite technology and precise processing.
      Our high efficiency machined ceramic parts, perfect service and good reputation roots in our professional machined ceramic technology, continuous innovation, great sincerity and our pursuit for sustainable development. We have a unique technnology called “mirror polishing” that has improved the brightness, color, smoothness of our ceramic parts.
      Factory Shows
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    1. Are you a manufacturer ?
    Yes we are a ceramic manufacturer . We proceed with the whole process start from Powder material to forming , sintering , machining, marking , inspection , packing , we do the whole process .
    2.Can you produce free samples for me ?
    Yes usually , we can produce free samples for you but it is up to the product complexity .
    3.What terms can you accept for payment ?
    T/T, L/C , Western union , Money Gram and Paypal is welcome , but paypal and western union only for small -sum payment.


    Contact Details
    Dongguan Ming Rui Ceramic Technology Co.,ltd

    Contact Person: Admin deng

    Tel: 86-18122974730

    Send your inquiry directly to us (0 / 3000)

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