Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Aluminum-magnesium-based ceramic crucible for high-temperature alloy smelting and preparation method of aluminum-magnesium-based ceramic crucible
The invention discloses an aluminum-magnesium-based ceramic crucible for high-temperature alloy smelting and a preparation method, and the aluminum-magnesium-based ceramic crucible comprises the following components in parts by weight: 20-40 parts of high-purity white corundum powder particles, 15-35 parts of high-purity white corundum particles, 13-20 parts of high-purity white corundum fine powder particles, 0-10 parts of aluminum-magnesium spinel, 9-13 parts of alpha-alumina powder and 5-9 parts of magnesium lactate. 4-8 parts of a binding agent, 0.2 part of a dispersing agent and 5-10 parts of deionized water; wherein the diameter of the high-purity white corundum powder particles is 3-5 mm, the diameter of the high-purity white corundum particles is 1-3 mm, and the diameter of the high-purity white corundum fine powder is smaller than 1 mm. The prepared ceramic crucible is stable in chemical property and cannot react with high-temperature alloy in the using process, harmful substances cannot be separated out, smooth casting is guaranteed on the basis that the using strength is met, and the performance and production efficiency of high-temperature alloy precision castings are greatly improved.
本发明公开了一种用于高温合金熔炼的铝镁基陶瓷坩埚及制备方法，按重量份数计，所述铝镁基陶瓷坩埚包括：高纯白刚玉粉颗粒20‑40份，高纯白刚玉颗粒15‑35份，高纯白刚玉细粉颗粒13‑20份，铝镁尖晶石0‑10份，α‑氧化铝粉9‑13份，乳酸镁5‑9份，结合剂4‑8份，分散剂0.2份，去离子水5‑10份；其中所述高纯白刚玉粉颗粒的直径为3‑5mm，所述高纯白刚玉颗粒直径为1‑3mm，高纯白刚玉细粉的直径＜1mm。本发明制备的陶瓷坩埚的化学性质稳定，在使用过程中不会与高温合金反应，不会析出有害物质，在满足使用强度的基础上保障了铸造的顺利进行，极大地改善了高温合金精密铸件的性能及生产效率。
Aluminum-magnesium-based ceramic crucible for high-temperature alloy smelting and preparation method of aluminum-magnesium-based ceramic crucible
The invention discloses an aluminum-magnesium-based ceramic crucible for high-temperature alloy smelting and a preparation method, and the aluminum-magnesium-based ceramic crucible comprises the following components in parts by weight: 20-40 parts of high-purity white corundum powder particles, 15-35 parts of high-purity white corundum particles, 13-20 parts of high-purity white corundum fine powder particles, 0-10 parts of aluminum-magnesium spinel, 9-13 parts of alpha-alumina powder and 5-9 parts of magnesium lactate. 4-8 parts of a binding agent, 0.2 part of a dispersing agent and 5-10 parts of deionized water; wherein the diameter of the high-purity white corundum powder particles is 3-5 mm, the diameter of the high-purity white corundum particles is 1-3 mm, and the diameter of the high-purity white corundum fine powder is smaller than 1 mm. The prepared ceramic crucible is stable in chemical property and cannot react with high-temperature alloy in the using process, harmful substances cannot be separated out, smooth casting is guaranteed on the basis that the using strength is met, and the performance and production efficiency of high-temperature alloy precision castings are greatly improved.
本发明公开了一种用于高温合金熔炼的铝镁基陶瓷坩埚及制备方法，按重量份数计，所述铝镁基陶瓷坩埚包括：高纯白刚玉粉颗粒20‑40份，高纯白刚玉颗粒15‑35份，高纯白刚玉细粉颗粒13‑20份，铝镁尖晶石0‑10份，α‑氧化铝粉9‑13份，乳酸镁5‑9份，结合剂4‑8份，分散剂0.2份，去离子水5‑10份；其中所述高纯白刚玉粉颗粒的直径为3‑5mm，所述高纯白刚玉颗粒直径为1‑3mm，高纯白刚玉细粉的直径＜1mm。本发明制备的陶瓷坩埚的化学性质稳定，在使用过程中不会与高温合金反应，不会析出有害物质，在满足使用强度的基础上保障了铸造的顺利进行，极大地改善了高温合金精密铸件的性能及生产效率。
Aluminum-magnesium-based ceramic crucible for high-temperature alloy smelting and preparation method of aluminum-magnesium-based ceramic crucible
一种用于高温合金熔炼的铝镁基陶瓷坩埚及其制备方法
DONG KAIQIANG (Autor:in) / ZHANG WAN (Autor:in) / CHEN BIN (Autor:in) / XU ZHUANGZHI (Autor:in) / XUE JIAN (Autor:in) / BI JIALIN (Autor:in)
02.04.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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