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Magnesium aluminate spinel material as well as preparation method and application thereof
The invention belongs to the technical field of refractory materials, and particularly relates to a magnesium aluminate spinel material as well as a preparation method and application thereof. The magnesium aluminate spinel material comprises the following raw materials in parts by weight: 90-100 parts of industrial alumina, 35-45 parts of magnesia, 10-25 parts of yttrium oxide, 5-10 parts of zirconium boride and 10-14 parts of water. The magnesium aluminate spinel material with high thermal shock resistance is prepared by taking industrial alumina and magnesia as basic raw materials and yttrium oxide and zirconium boride as auxiliary materials through high-temperature sintering, and the magnesium aluminate spinel material is good in thermal shock resistance, can bear more than 120 times of air cooling and more than 40 times of water cooling, and is excellent in refractoriness under load, and the refractoriness under load reaches more than 1650 DEG C.
本发明属于耐火材料技术领域，具体涉及一种镁铝尖晶石材料及其制备方法与应用。所述镁铝尖晶石材料，包含以下重量份的原料：工业氧化铝90~100份、镁砂35~45份、氧化钇10~25份、硼化锆5‑10份、水10‑14份。本发明以工业氧化铝和镁砂为基础原料，以氧化钇和硼化锆作为辅助材料，通过高温烧结制备得到具有高热震稳定性的镁铝尖晶石材料，其热震稳定性好，能够承受风冷120次以上，承受水冷40次以上，且荷重软化温度优异，达到1650℃以上。
Magnesium aluminate spinel material as well as preparation method and application thereof
The invention belongs to the technical field of refractory materials, and particularly relates to a magnesium aluminate spinel material as well as a preparation method and application thereof. The magnesium aluminate spinel material comprises the following raw materials in parts by weight: 90-100 parts of industrial alumina, 35-45 parts of magnesia, 10-25 parts of yttrium oxide, 5-10 parts of zirconium boride and 10-14 parts of water. The magnesium aluminate spinel material with high thermal shock resistance is prepared by taking industrial alumina and magnesia as basic raw materials and yttrium oxide and zirconium boride as auxiliary materials through high-temperature sintering, and the magnesium aluminate spinel material is good in thermal shock resistance, can bear more than 120 times of air cooling and more than 40 times of water cooling, and is excellent in refractoriness under load, and the refractoriness under load reaches more than 1650 DEG C.
本发明属于耐火材料技术领域，具体涉及一种镁铝尖晶石材料及其制备方法与应用。所述镁铝尖晶石材料，包含以下重量份的原料：工业氧化铝90~100份、镁砂35~45份、氧化钇10~25份、硼化锆5‑10份、水10‑14份。本发明以工业氧化铝和镁砂为基础原料，以氧化钇和硼化锆作为辅助材料，通过高温烧结制备得到具有高热震稳定性的镁铝尖晶石材料，其热震稳定性好，能够承受风冷120次以上，承受水冷40次以上，且荷重软化温度优异，达到1650℃以上。
Magnesium aluminate spinel material as well as preparation method and application thereof
一种镁铝尖晶石材料及其制备方法与应用
WU SHIGANG (author) / ZHANG HONGYING (author) / SUN HAIBIN (author) / GUO XUE (author) / REN LUCHAO (author) / ZHAO WEIPING (author)
2023-11-10
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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