99.99% High-Purity Alumina Ceramic Powder Coating

I. Core Performance Advantages

• Mechanical Properties: The hardness is stably maintained at 1000-1350 HV0.3. It can effectively resist mechanical wear and provide hard-face protection for the substrate.

• Temperature Adaptability: The upper limit of applicable temperature is below 1650℃. It can still maintain structural and performance stability under high-temperature working conditions.

• Purity Advantage: Due to the high purity of raw materials, the coating also has extremely high purity. It can match scenarios with special requirements for purity, avoiding impurities affecting equipment accuracy or product quality.

Functional Performance

• Wear and Impact Resistance: It has good resistance to abrasive wear and hard-face wear. At the same time, it is resistant to cavitation and erosion, and can cope with solid particle impact, surface friction, and high-speed fluid scouring.

• Chemical Stability: It has stable chemical properties at high temperatures, and excellent corrosion resistance to most acids, alkalis, salts, and solvents. It can prevent chemical media from eroding the substrate.

• Special Protection: It has plasma etching resistance, which can meet the needs of special fields such as semiconductor manufacturing.

• Dual Physicochemical Performance: It combines excellent electrical insulation and thermal conductivity. It can not only ensure electrical safety but also conduct and dissipate heat efficiently to avoid local overheating.

II. Typical Application Scenarios

• Medical Field: Used in artificial joints. Relying on biocompatibility and high wear resistance, it improves the service life of joints and patients' comfort.

• Semiconductor Industry: Adapted to various semiconductor components. Its high purity and plasma etching resistance can meet the requirements of precision manufacturing.

• Electrical Field: Applied to electrical insulation components, corona rolls, and electrostatic chucks. Its excellent electrical insulation and thermal conductivity ensure the stable operation of equipment.

• Other Scenarios: Also used in sealing rings, protective layers of sintering boats, and insulated bearings. It provides protection for components with special requirements for purity, wear resistance, and corrosion resistance.