Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Refractory product with high zirconia content
The invention relates to a cast molten refractory product comprising, in mass percent on the basis of the oxides and for a total of 100%: ZrO2: supplemented to 100%; hfO2: lt; 5%; 8.0%-11.0% of SiO2 (silicon dioxide); 4.0%-6.5% of Al2O3 (aluminum oxide); 0.40% to 1.30% of Na2O, K2O and B2O3; b2O3: 1t; 0.60%, 0.60%; y2O3: lt; 1.0%; fe2O3 + TiO2: lt; 0.60%, 0.60%; other substance: lt; 1.0%; the ratio of SiO2/(Na2O + K2O + B2O3) is smaller than or equal to 19.0, and if the content of Al2O3 is larger than or equal to 5.1%, the content of SiO2 is larger than or equal to 8.5%.
本发明涉及一种铸造熔融耐火产品，基于氧化物的质量百分比计且总计为100％，其包含：ZrO2：补足至100％；HfO2：<5％；SiO2：8.0％‑11.0％；Al2O3：4.0％‑6.5％；Na2O+K2O+B2O3：0.40％‑1.30％；B2O3：<0.60％；Y2O3：<1.0％；Fe2O3+TiO2：<0.60％；其它物质：<1.0％；比值SiO2/(Na2O+K2O+B2O3)小于或等于19.0，如果Al2O3含量大于或等于5.1％，则SiO2含量大于或等于8.5％。
Refractory product with high zirconia content
The invention relates to a cast molten refractory product comprising, in mass percent on the basis of the oxides and for a total of 100%: ZrO2: supplemented to 100%; hfO2: lt; 5%; 8.0%-11.0% of SiO2 (silicon dioxide); 4.0%-6.5% of Al2O3 (aluminum oxide); 0.40% to 1.30% of Na2O, K2O and B2O3; b2O3: 1t; 0.60%, 0.60%; y2O3: lt; 1.0%; fe2O3 + TiO2: lt; 0.60%, 0.60%; other substance: lt; 1.0%; the ratio of SiO2/(Na2O + K2O + B2O3) is smaller than or equal to 19.0, and if the content of Al2O3 is larger than or equal to 5.1%, the content of SiO2 is larger than or equal to 8.5%.
本发明涉及一种铸造熔融耐火产品，基于氧化物的质量百分比计且总计为100％，其包含：ZrO2：补足至100％；HfO2：<5％；SiO2：8.0％‑11.0％；Al2O3：4.0％‑6.5％；Na2O+K2O+B2O3：0.40％‑1.30％；B2O3：<0.60％；Y2O3：<1.0％；Fe2O3+TiO2：<0.60％；其它物质：<1.0％；比值SiO2/(Na2O+K2O+B2O3)小于或等于19.0，如果Al2O3含量大于或等于5.1％，则SiO2含量大于或等于8.5％。
Refractory product with high zirconia content
具有高氧化锆含量的耐火产品
CABODI ISABELLE (Autor:in) / VISPA PIERRICK (Autor:in)
21.11.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME