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Advanced Industrial High Precision Polishing Zirconia Ceramic Tube Bush Sleeve Pipe¹

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Product Description Product DescriptionThe main features of the zirconia ceramic tube1. High density: over 6 g/cm3, which makes it the densest body of the ceramic products2. High hardness: over 9 on Mohs scale, diamond being 10, with a satin-smooth surface finish3. High toughness: over 1200 MPa, approx. 4 times in comparison with 95% alumina4. Excellent wear resistance, it's much better than aluminum oxide ceramics with a longer life cycle5. Low thermal conductivity: less than 3 W/m.k at ambient temperature, so it's an ideal thermal material6. Good chemical and corrosion resistance, it's equivalent to above 99% aluminaThe specification of ceramic tubesMaterial optionZirconia (ZrO2), Alumina(Al2O3), Silicon carbide(SiO2), Silicon nitride(Si3N4)Forming methodsDry pressed, Ceramic injection molding, Hot pressed, ISO pressedSpecificationOD can be from 1 to 50mm, length can be from 10mm to 800mmPrecision processingCNC machining, Precision grinding, Polishing, Lapping, ToleranceThe tolerance of OD and ID can be 0.001mm, the tolerance of length can be 0.001mmKey parametersRoughness to be 0.02mm, Parallelism to be 0.001mmSurface qualityFree of cracks, foreign contamination, mirror surface better than Ra0.1The description of zirconia ceramic partsZirconia ceramic parts are made of zirconium oxide ceramics which is a kind of strongest technical ceramic material with exceptional strength, high toughness, and superb reliability. These outstanding characteristics result in excellent resistance to wear and corrosion.We have been offering a selection of partially stabilized zirconia, including Y-TZP( yttria-stabilized), MSZ ( magnesia stabilized ), CSZ- (ceria stabilized). Each stabilized zirconia provides unique and specific properties that meet the demands of extreme applications found in many industries.With our production capability through CNC, precision grinding machines, we are able to provide many different level precision zirconia ceramic parts to meet customers' high precision assembly needs.PropertyUnitsMaterial 99.5%alumina99%alumina95%aluminaZrO2(Y-TZP)ZrO2(TTZ)Densityg/cm3≥3.85≥3.80≥3.60≥5.95≥5.72Water absorption%00000HardnessHV1700170015001300900Flexural strengthMpa≥379≥338≥320≥1200≥1200Compressive strengthMpa≥2240≥2240≥2000≥19901750Fracture toughnessMpa m1/24-54-53-46.5-811Max. servicetemperatureoC1675160014501000 CTE1×10 -6 /oC6.5~8.06.2~8.05.0~8.08.0~9.510.2Thermal shockT(oC)≥250≥200≥220≥300350Thermal conductivity(25oC)W/m.k30292433Volume resistivityohm.cm 25oC>1 x 10 14>1 x 10 14>1 x 10 14>1 x 10 11>1 x 10 11300oC1 x 10 128 x 10 1110 12 -10 131 x 10 101 x 10 10500oC5 x 10 102 x 10 91 x 10 91 x 10 61 x 10 6Insulation strengthKV/mm1918181720Dielectric constant(1Mhz)(E)9.79.59.52928Company ProfilePackaging & ShippingFAQ1. Product Selection and ProcurementQ1: How to choose the right technical ceramic products for my needs?A1: When selecting the right technical ceramic products, it is necessary to consider the working environment, the required mechanical properties, thermal stability, electrical insulation, chemical resistance and other factors. If you are unsure, you can contact our technical support team and we will provide a customized solution based on your specific needs.Q2: What are the specifications and sizes of technical ceramics?A2: Our technical ceramic products are available in a variety of specifications and sizes, including round, square, resized head, special-shaped, and other styles, which you can customize according to your actual needs. If the standard specifications do not meet your requirements, please contact us and we will provide personalized customization services.2. Product performance and characteristicsQ3: What are the advantages of technical ceramics?A3: Industrial ceramics have the advantages of high hardness, wear resistance, high temperature resistance, good electrical insulation, corrosion resistance, etc., and are widely used in machinery, electronics, electric power, chemical and other industries. Compared to other materials, ceramics have a longer durability and service life, making them ideal for high-load, high-temperature, and high-corrosion environments.Q4: What are the material types and technical parameters of ceramic products?A4: Ceramic products are divided into alumina ceramics, zirconia ceramics, ZTA ceramics, silicon carbide ceramics, silicon nitride ceramics, aluminum nitride ceramics, etc There may be differences between different types of ceramic materials. For specific mechanical and chemical properties, please refer to the technical data sheet of the product, or ask us directly.Q5: How to choose the right ceramic product materials?A5: There are several factors to consider when choosing the right ceramic product material, including the application scenario, the working environment, the required physical and chemical properties, etc. Here's a guide to some common ceramic materials and their application scenarios:1. Alumina ceramic (Al2O3)-Features: high hardness, excellent wear resistance, high mechanical strength, good electrical insulation, high temperature resistance.-Applicable scenario: suitable for general mechanical parts, electronic insulators, wear-resistant parts, chemical reactors, etc. It is widely used in electronics, machinery, chemical industry, aviation and other industries.-Advantages: Cost-effective, suitable for most industrial applications.2. Zirconia ceramics (ZrO2)-Features: extremely high toughness, high wear resistance, high temperature resistance, good corrosion resistance.-Applicable scenario: widely used in knives, seals, medical devices (such as dental restoration), gas turbines, etc.-Advantages: It has excellent impact resistance, suitable for high-impact, high-load environments.3. Zirconium-aluminum composite ceramics (ZTA)-Features: Combines the advantages of alumina and zirconia to provide better toughness and wear resistance.-Applicable scenario: suitable for environments that require high wear resistance and toughness, such as cutting tools, bearings, wear-resistant washers, etc.-Advantages: Provides higher impact toughness and abrasion resistance than pure alumina.4. Silicon Carbide Ceramics (SiC)-Features: Extremely high hardness and abrasion resistance, excellent heat resistance, chemical stability and oxidation resistance.-Applicable scenarios: widely used in high temperature and high corrosion environments, such as heat exchangers, automotive brake pads, abrasives, seals, etc.-Advantages: Resistant to extremely high temperatures, suitable for use under extreme conditions, such as metallurgy, steel, aerospace and other fields.5. Silicon nitride ceramics (Si3N4)-Features: very high toughness and strength, excellent wear resistance, strong thermal shock resistance, good electrical insulation.-Applicable scenarios: suitable for high-load, high-temperature, high-impact applications, such as engine parts, rolling bearings, pump parts, etc.-Advantages: More resistant to thermal shock than many other ceramic materials, suitable for applications with large mechanical loads. After summarizing, we found that the key factors for choosing ceramic materials are: working environment temperature, wear resistance, corrosion resistance, impact resistance, bending resistance, thermal conductivity and electrical insulation, etc.

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