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95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube

    Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers
     
    Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers
    • Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers
    • Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers
    • Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers
    • Buy cheap 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube from wholesalers

    95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube

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    Brand Name : Jinghui ceramics
    Model Number : JH.ACT.001
    Certification : RoHS, REACH, ISO
    Price : Negotiable
    Payment Terms : T/T, Western Union,Paypal, Credit card
    Supply Ability : 2000000 Piece/Pieces per Month
    Delivery Time : 4~5 weeks after receiving the order
    • Product Details
    • Company Profile

    95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube

    High-Temperature Resistance 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube

    The specification of the ceramic tube

    1. Forming methods: Extrusion, Dry pressed, Hot pressed, Ceramic Injection molding, ISO pressed

    2. Material options: different purity alumina (from 95% to 99.9%), zirconia, Silicon carbide, steatite

    3. Secondary processing: CNC machining, lapping, grinding, precision cutting and so on

    4. Dimension capability: Min. the inner diameter can be 1mm, Max. the outer diameter can be 800mm

    5. Surface treatment: External and internal surface to be polished, glazed or metalized

    6. Tolerance: outer diameter can be 0.005mm, the inner diameter can be 0.01mm, the overall length can be 0.01mm


    Main features of alumina ceramic tube

    1. Outstanding wear resistance, over 276 times in comparison with stainless steel

    2. Great mechanical properties, hardness, compressive and flexural strength are much higher stainless steel

    3. Exceptional corrosion resistance, it can withstand various strong acid and alkali, like HF, H2SO4

    4. Extraordinary electrical insulation, it always us in many high voltage, high-current application


    The description of the ceramic tube


    We offer a wide range of ceramic hollow tubes produced from various technical ceramics, including alumina, zirconia, silicon carbide, silicon nitride, and aluminum nitride. The main forming methods we use cover extrusion, dry pressed, hot pressed, and ISO pressed which help us to get a dense body for ceramic tubes.

    Alumina, also known as aluminum oxide ( al2o3) is an extremely common application in the modern industries due to its outstanding physical, thermal and electrical properties, as well as it has the cost-performance advantage than other technical ceramic materials. Alumina ceramic tubes generally used as a kind of standard protection part that can be produced with different purity, the major purity we have is range from 95% to 99.9%.

    Our facility has many selections of stocks for standard dimensions. Our vast, readily-available inventory allows us to supply our customer’s ceramic tube needs immediately, even for hard-to-find or specialty products. Besides standard parts, we also support customized alumina ceramic tubes, like the ceramic tube with flange, slotted ceramic tube, ceramic half tube, threaded ceramic tube.

    Material Data. Sheet



    General



    Property



    Units



    99.5% alumina



    99% alumina



    95% alumina


    MechanicalDensityg/cm3≥3.85≥3.80≥3.60
    Water absorption%000
    HardnessHV170017001500
    Flexural strengthMpa≥379≥338≥320
    Compressive strengthMpa≥2240≥2240≥2000
    Fracture toughnessMpa m 1/24-54-53-4
    ThermalMax. service
    temperature
    (Non-loading)
    165016001450
    CTE (20-800℃)1×10 -6 /℃6.5~8.06.2~8.05.0~8.0
    Thermal shockT(℃)≥250≥200≥220
    Thermal conductivity (25℃ )W/m.k302924
    Specific heat1 x 10 3 J/(kg·K)0.780.780.78
    ElectricalVolume resistivity (25℃ )ohm.cm>1 x 10 14>1 x 10 14>1 x 10 14
    Insulation strengthKV/mm191818
    Dielectric constant (1Mhz)(E)9.79.59.5

    Picture gallery of ceramic tubes

    We also produce lots of different types of ceramic tubes, including the threaded tube, half tube, one end tubes, and so on.



    Packaging proposal & Transportation methods

    1. Vacuum packing with desiccant as an inner package; 2. Then, exported carton as an outer package.

    3. Finally, it will be packed with a wooden case if needed. 4. We regularly use DHL, UPS, FedEx, and TNT to ship small parcels.

    5. For large volume orders, we could ship it by sea as per customers' needs.


    FAQs (Frequently Asked Questions)

    Q1: Is it available to produce customized products?

    A: We always support custom-made metallic coated ceramic insulators as per different dimensions, designs, metallization, and platings.

    Q2. When can I get the price after sending the inquiry?

    A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price, please call us or tell us in your email so that we will proceed with your inquiry as a priority.

    Q3. How long can I expect to get the sample?

    A: After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 4 weeks. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.
    Q4. How long does the whole procedure being worked out?

    A: After you place an order, the manufacturing time is about 25 working days.

    Q5. How to ensure quality in your factory?

    A: The dimension out of any batch will be carried out sampling inspection per International AQL standard. A 100% cosmetic inspection will be done.

    Q6. Are you a factory or trading company?
    A: We are a professional manufacturer. We are warmly welcome clients from worldwide to visit our factory and cooperate with us.

    Quality 95% 99% 99.5% Al2O3 Alumina Ceramic Hollow Tube for sale
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