Fusion-cast refractory with high electrical resistivity

Details Fusion-cast refractory with high electrical resistivity Fusion-cast refractory with high electrical resistivity

2004-12-30

2009-10-06

Group, Karl E (Department: 1793)

Compositions: ceramic

Ceramic compositions

Refractory

C501S107000

Reexamination Certificate

active

07598195

ABSTRACT:
A fusion-cast refractory is provided. The refractory comprises 0.8% to 2.5% Al2O3, 4.0% to 10.0% SiO2, 86% to 95% ZrO2, 0.1% to 1.2% B2O3, up to 0.04% Na2O, up to 0.4% CaO, up to 0.1% Fe2O3and up to 0.25% TiO2.

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