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Refined steel ladle zirconium stuffing sand for high alloy steel and preparation method of refined steel ladle zirconium stuffing sand
The invention provides refined steel ladle zirconium stuffing sand for high alloy steel and a preparation method of the refined steel ladle zirconium stuffing sand, and the stuffing sand comprises the following components in percentage by mass (wt%): 20.0 to 45.0 percent of ZrO2, 25.0 to 35.0 percent of SiO2, 10.0 to 15.0 percent of Al2O3, 3.5 to 10.5 percent of MgO, 5.0 to 15.0 percent of Cr2O3, 4.0 to 10.0 percent of Fe2O3 and 0.5 to 1.5 percent of T.C; meanwhile, the granularity proportion of 0.15-2.0 mm of the stuffing sand is greater than or equal to 97%, and the water content is less than or equal to 0.4%.
本发明提供了一种高合金钢用精炼钢包锆质引流砂及其制备方法，按质量百分比(wt％)计，引流砂包含如下组分：20.0～45.0％的ZrO2，25.0～35.0％的SiO2，10.0～15.0％的Al2O3，3.5～10.5％的MgO，5.0～15.0％的Cr2O3，4.0～10.0％的Fe2O3及0.5～1.5％的T.C；同时，引流砂0.15‑2.0mm的粒度比例≥97％，水分≤0.4％。
Refined steel ladle zirconium stuffing sand for high alloy steel and preparation method of refined steel ladle zirconium stuffing sand
The invention provides refined steel ladle zirconium stuffing sand for high alloy steel and a preparation method of the refined steel ladle zirconium stuffing sand, and the stuffing sand comprises the following components in percentage by mass (wt%): 20.0 to 45.0 percent of ZrO2, 25.0 to 35.0 percent of SiO2, 10.0 to 15.0 percent of Al2O3, 3.5 to 10.5 percent of MgO, 5.0 to 15.0 percent of Cr2O3, 4.0 to 10.0 percent of Fe2O3 and 0.5 to 1.5 percent of T.C; meanwhile, the granularity proportion of 0.15-2.0 mm of the stuffing sand is greater than or equal to 97%, and the water content is less than or equal to 0.4%.
本发明提供了一种高合金钢用精炼钢包锆质引流砂及其制备方法，按质量百分比(wt％)计，引流砂包含如下组分：20.0～45.0％的ZrO2，25.0～35.0％的SiO2，10.0～15.0％的Al2O3，3.5～10.5％的MgO，5.0～15.0％的Cr2O3，4.0～10.0％的Fe2O3及0.5～1.5％的T.C；同时，引流砂0.15‑2.0mm的粒度比例≥97％，水分≤0.4％。
Refined steel ladle zirconium stuffing sand for high alloy steel and preparation method of refined steel ladle zirconium stuffing sand
一种高合金钢用精炼钢包锆质引流砂及其制备方法
SHU YOULIANG (Autor:in) / GAN FEIFANG (Autor:in)
02.01.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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