Zircon refractories with improved thermal shock resistance

Details Zircon refractories with improved thermal shock resistance Zircon refractories with improved thermal shock resistance

1990-10-31

1992-06-23

Dixon, Jr., William R.

Compositions: ceramic

Ceramic compositions

Refractory

501102, 501103, C04B 3548

Patent

active

051242877

ABSTRACT:
Dense zircon refractories having improved thermal shock damage resistance for use in glass melt or high alkali vapor contact applications comprise, and, consist essentially of, about fifty percent by weight or more ZrSiO.sub.4, at least about one percent zirconia in particle form distributed substantially uniformly throughout the composition of the refractory, and optionally, a zircon grain growth enhancing composition, preferably TiO.sub.2.

REFERENCES:
patent: 2553265 (1951-05-01), Mochel
patent: 4579829 (1986-04-01), Garvie
Guide to Selecting Engineered Materials, Special Issue of Advanced Materials and Processes, pp. 82-83 vol. 2 (1) Mid-Jun. 1987.

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