Cylindrical body, square base structure, alumina ceramic structural component

The cylindrical body square base structure alumina ceramic structural component is a high-performance ceramic component made of high-purity alumina powder (purity ≥ 95%) through isostatic pressing, high-temperature sintering (above 1600 ℃), and precision machining. Its core design combines the symmetry of the cylindrical body with the stability of the square base, forming a mechanical balance structure of “flexible upper and rigid lower”, which can simultaneously meet the requirements of high-strength support, precise positioning, and adaptability to complex environments.

1. Structural features
   Cylindrical body: with a diameter range of φ 10- φ 200mm, a height of up to 300mm, a surface roughness Ra ≤ 0.2 μ m, and a tolerance controlled within ± 0.02mm, ensuring precise fit with supporting components.
   Square base: The side length matches the diameter of the main body, and the thickness is adjustable from 10-50mm. The bottom is designed with anti slip patterns or positioning holes to enhance installation stability.
   Transition fillet: R2-R10mm fillet transition is used at the connection between the main body and the base to avoid stress concentration and improve impact resistance.
2. Performance advantages
   High temperature resistance: It can work in an environment of 1600 ℃ for a long time and withstand high temperatures of 2000 ℃ in the short term, suitable for extreme scenarios such as high-temperature furnaces and rocket engines.
   High insulation: DC breakdown strength ≥ 20KV/mm, dielectric loss tangent value ≤ 4 × 10 ⁻⁴ (1MHz), it is an ideal insulation material for power electronic devices.
   Wear and corrosion resistance: The hardness reaches 1800HV0.5, and the wear resistance is 200 times that of manganese steel; Resistant to strong acids and alkalis (pH 0-14), organic solvent corrosion, with a service life of over 8 years.
   Lightweight design: With a density of only 3.7g/cm ³, which is only half of steel, it can significantly reduce equipment load and improve energy efficiency.

Application scenario: Key components for solving industry pain points
This structural component, with its comprehensive performance, has become a core component for solving technical problems in multiple fields:

1. Electronic power field
   High voltage insulation support: used for high-voltage switches, transformers, capacitors and other equipment, replacing traditional mica or plastic insulation parts, to solve the problems of high temperature aging and leakage risk.
   Semiconductor manufacturing: As a joint component of wafer transfer robotic arms, it matches silicon wafers with its low thermal expansion coefficient (6.5 × 10 ⁻⁶/℃) to reduce wafer cracking caused by thermal stress.
   5G communication base station: High frequency circuit substrate material with a stable dielectric constant of 9-10 (1MHz), reducing signal loss by 30% and improving base station transmission efficiency.
2. In the field of mechanical engineering
   Precision bearings: used as a substitute for metal bearings in high-speed grinding machines and textile machinery, with a friction coefficient as low as 0.1, a 50% increase in speed, and no lubrication pollution.
   Sealing element: As a key sealing component for hydraulic pumps and valves, it has a pressure resistance strength of up to 300MPa, solving the problem of metal seals being prone to wear and leakage.
   Aerospace: Used for rocket engine nozzles and satellite thermal control systems, capable of withstanding extreme temperature differences (-180 ℃ to 2000 ℃) without deformation.
3. Chemical and new energy fields
   Catalyst carrier: It carries platinum palladium catalyst in the automobile exhaust treatment system, with a large specific surface area and high thermal stability, which increases the NOx conversion efficiency by 15%.
   Fuel cell separator: As a key component of solid oxide fuel cells (SOFCs), it has an air tightness of ≤ 1 × 10 ⁻¹¹ Pa · m ³/s to prevent hydrogen leakage.
   Lithium battery material: Used as a furnace structural component for sintering positive electrode materials, it is resistant to lithium salt corrosion and extends equipment life by more than three times.

Customized service
To meet the differentiated needs of different industries, we provide the following customized solutions:

1. Material formula customization
   Enhancement and toughening: Adding 5% -10% silicon carbide particles increases the bending strength from 300MPa to 500MPa, suitable for high impact load scenarios.
   Functional modification: doping rare earth oxides such as lanthanum and cerium, adjusting the dielectric constant to 12-15 to meet the requirements of high-frequency communication devices.
   Coloring treatment: By using coloring agents such as chromium oxide and cobalt oxide, customized colors such as black, blue, and green can be achieved, balancing functionality and aesthetics.
2. Customization of structural dimensions
   Non standard shaped parts: Supports any combination of parameters such as cylinder diameter, base edge length, height, etc., with a minimum order quantity of 100 pieces.
   Precision machining: We provide services such as CNC grinding, laser drilling, and micro hole processing, with a hole diameter accuracy of ± 0.005mm, meeting the needs of semiconductor equipment.
   Surface treatment: Optional metallization coatings such as nickel plating and gold plating can be used to enhance welding performance; Or spray polytetrafluoroethylene (PTFE) to reduce the friction coefficient.

What problems can this product solve?
In complex industrial applications, traditional metal or plastic components often face severe challenges, and this product is designed to address these pain points:
Solving the problem of frequent replacement of spare parts: In equipment that transports abrasive materials such as powders, particles, fibers, etc., metal parts wear out extremely quickly, resulting in frequent shutdowns and high maintenance costs. The extremely high wear resistance of this ceramic component can extend its lifespan by dozens of times, significantly reducing downtime and spare parts procurement costs.
Addressing the issue of equipment damage in corrosive environments: In environments such as electroplating, chemical engineering, and wet metallurgy where acid and alkali corrosion are present, metal parts can rapidly corrode and fail, contaminating materials and even causing safety accidents. The excellent corrosion resistance of this ceramic component ensures the long-term stable operation of the equipment in harsh environments.
Addressing the issue of performance failure in high-temperature environments: In high-temperature furnaces and heat treatment equipment, ordinary materials may soften, oxidize, or melt. The excellent high-temperature resistance of this ceramic component makes it an ideal choice for structural support and transmission guidance in high-temperature environments.
Resolving the contradiction between insulation and wear/corrosion resistance: In situations where both electrical insulation and wear/corrosion resistance are required (such as high-voltage equipment switches and insulated conveyor rollers), traditional materials are difficult to balance. This ceramic component has both high insulation and excellent mechanical properties, killing two birds with one stone.
Addressing the need for integrated installation stability and functionality: The unique “square bottom circular body” design solves the problem of easy rotation and inaccurate positioning of pure cylindrical parts during installation. The square base achieves fast and secure fixation, while the cylindrical body perfectly plays its functional role, achieving a perfect unity of “installation” and “function”.

If you are looking for a solution that can improve equipment reliability, extend lifespan, and reduce overall costs, this cylindrical body square base aluminum oxide ceramic structural component is undoubtedly your ideal choice. Please feel free to contact us at any time to discuss your specific needs together.

Brudeze Ceramics supplies and sells a wide range of high-quality quartz glass, including alumina ceramics, zirconia ceramics, silicon nitride ceramics, aluminum nitride ceramics, silicon carbide ceramics, boron carbide ceramics, bioceramics, machinable ceramics, etc. We can meet the customization requirements of various ceramic products.