Glass ceramic plate

The present invention relates to a lithium aluminosilicate type glass ceramic plate, characterized in that it has a chemical composition comprising the following components within the following defined limits, expressed in percentage by weight: SnO2 < 0.05%-lt >; 0.35% of V2O5, 0.05% to 0.40% of Fe2O3gt; 0.30% to 0.40% of Cr2O3, and 0.005% to 0.040% of Cr2O3. 本发明涉及一种铝硅酸锂型玻璃陶瓷板，其特征在于，它具有包含在下面定义的限值内的以下成分的化学组成，所述限值以重量百分比表示：SnO20.05％至0.30％至0.40％Cr2O30.005％至0.040％。