A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
To provide a high zirconia fused cast refractory having high durability, which hardly has cracks during the heating, by temperature changes during use and during the cooling at the time of suspension of operation. A high zirconia fused cast refractory which has a chemical composition comprising from 86 to 96 mass% of ZrO 2 , from 2.5 to 8.5 mass% of SiO 2 , from 0.4 to 3 mass% of Al 2 O 3 , from 0.4 to 1.8 mass% of K 2 O, at most 0.04 mass% of B 2 O 3 , at most 0.04 mass% of P 2 O 5 and at most 3.8 mass% of Cs 2 O and containing substantially no Na 2 O.
To provide a high zirconia fused cast refractory having high durability, which hardly has cracks during the heating, by temperature changes during use and during the cooling at the time of suspension of operation. A high zirconia fused cast refractory which has a chemical composition comprising from 86 to 96 mass% of ZrO 2 , from 2.5 to 8.5 mass% of SiO 2 , from 0.4 to 3 mass% of Al 2 O 3 , from 0.4 to 1.8 mass% of K 2 O, at most 0.04 mass% of B 2 O 3 , at most 0.04 mass% of P 2 O 5 and at most 3.8 mass% of Cs 2 O and containing substantially no Na 2 O.
HIGH ZIRCONIA REFRACTORY PRODUCT
FEUERFESTES PRODUKT MIT HOHEM ZIRKONIUMANTEIL
PRODUIT RÉFRACTAIRE À TENEUR ÉLEVÉE DE ZIRCONE
TOMURA NOBUO (author)
2018-06-06
Patent
Electronic Resource
English
IPC:
C04B
Kalk
,
LIME
/
C03B
Herstellung oder Formgebung von Glas, Mineral- oder Schlackenwolle
,
MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR SLAG WOOL
/
F27D
Einzelheiten oder Zubehör für Industrieöfen, Schachtöfen, Brennöfen oder Retorten, soweit sie nicht auf eine Ofenart eingeschränkt sind
,
DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE