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Multi-element rare earth co-stabilized zirconia thermal spraying ceramic powder as well as preparation method and application thereof
The invention discloses multi-element rare earth co-stabilized zirconia thermal spraying ceramic powder as well as a preparation method and application thereof, and belongs to the technical field of thermal spraying coating materials. The chemical composition of the thermal spraying ceramic powder is Y2O39-10, 35 to 6.5 parts of Yb2O; 4.5 to 6.0 parts of Gd2O3; and the balance of ZrO2 and impurity components. The thermal spraying ceramic powder is prepared through a melting and crushing technology, the particle size of the thermal spraying ceramic powder is 25-95 microns, the apparent density of the thermal spraying ceramic powder is 1.8-3.0 g/cm < 3 >, the average thermal conductivity of a coating prepared from the thermal spraying ceramic powder at the temperature of 25-1200 DEG C is smaller than or equal to 0.75 W/m.K, and the use temperature of the coating prepared from the thermal spraying ceramic powder is larger than or equal to 1500 DEG C.
本发明公开了一种多元稀土共稳定氧化锆热喷涂陶瓷粉末及其制备方法和应用，属于热喷涂涂层材料技术领域。该热喷涂陶瓷粉末的化学组成为：Y2O39‑10；Yb2O35‑6.5；Gd2O34.5‑6.0；余量为ZrO2及杂质成分。该热喷涂陶瓷粉末由熔融破碎技术制备，该热喷涂陶瓷粉末粒度为25‑95μm，该热喷涂陶瓷粉末松装密度为1.8‑3.0g/cm3，该热喷涂陶瓷粉末制备的涂层在25‑1200℃的平均热导率≤0.75W/m·K，该热喷涂陶瓷粉末制备的涂层使用温度≥1500℃。
Multi-element rare earth co-stabilized zirconia thermal spraying ceramic powder as well as preparation method and application thereof
The invention discloses multi-element rare earth co-stabilized zirconia thermal spraying ceramic powder as well as a preparation method and application thereof, and belongs to the technical field of thermal spraying coating materials. The chemical composition of the thermal spraying ceramic powder is Y2O39-10, 35 to 6.5 parts of Yb2O; 4.5 to 6.0 parts of Gd2O3; and the balance of ZrO2 and impurity components. The thermal spraying ceramic powder is prepared through a melting and crushing technology, the particle size of the thermal spraying ceramic powder is 25-95 microns, the apparent density of the thermal spraying ceramic powder is 1.8-3.0 g/cm < 3 >, the average thermal conductivity of a coating prepared from the thermal spraying ceramic powder at the temperature of 25-1200 DEG C is smaller than or equal to 0.75 W/m.K, and the use temperature of the coating prepared from the thermal spraying ceramic powder is larger than or equal to 1500 DEG C.
本发明公开了一种多元稀土共稳定氧化锆热喷涂陶瓷粉末及其制备方法和应用，属于热喷涂涂层材料技术领域。该热喷涂陶瓷粉末的化学组成为：Y2O39‑10；Yb2O35‑6.5；Gd2O34.5‑6.0；余量为ZrO2及杂质成分。该热喷涂陶瓷粉末由熔融破碎技术制备，该热喷涂陶瓷粉末粒度为25‑95μm，该热喷涂陶瓷粉末松装密度为1.8‑3.0g/cm3，该热喷涂陶瓷粉末制备的涂层在25‑1200℃的平均热导率≤0.75W/m·K，该热喷涂陶瓷粉末制备的涂层使用温度≥1500℃。
Multi-element rare earth co-stabilized zirconia thermal spraying ceramic powder as well as preparation method and application thereof
一种多元稀土共稳定氧化锆热喷涂陶瓷粉末及其制备方法和应用
CHANG YI (author) / LI WEIWEI (author) / SUN HAINAN (author)
2023-03-14
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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