Fused alumina-zirconia-yttria refractory materials having...

Details Fused alumina-zirconia-yttria refractory materials having... Fused alumina-zirconia-yttria refractory materials having...

Category

C - Chemistry, Metallurgy

Subcategory

04

Subsubcategory

B

IPC codes

C04B 35/10 (2006.01) C04B 35/109 (2006.01) C04B 35/48 (2006.01)

Type

Patent

Patent number

CA 2059402

Description

ABSTRACT OF THE DISCLOSURE Fused alumina-zirconia-yttria refactory materials having high-temperature resistance and corrosion resistance which includes 10-60 wt% of zirconia and 0.05-7 wt% of yttia or rare earth minerals including yttria, which are produced by the process comprising adding and mixing zirconia and yttria or rare earth minerals including yttria to alumina materials, fusing the mixed materials in an electric arc furnace, cooling the fused materials to obtain an ingot, crushing the ingot and classifying the crushed materials.

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