A low temperature-fired porcelain article includes a barium component in an amount of 40 to 65 wt% when calculated as BaO, a silicon component in an amount of 25 to 46 wt% when calculated as SiO2, an aluminum component in an amount of 0.1 to 20 wt% when calculated as Al2O3, a boron component in an amount of 0.3 to 1.5 wt% when calculated as B2O3, and a zinc component in an amount of 0.5 to 20 wt% when calculated as ZnO, and optionally a chromium component in an amount of 0.5 to 3.5 wt% when calculated as Cr2O3. The porcelain article has a dielectric constant epsilon r of not more than 10, a quality coefficient Q of not less than 2500, and an absolute value of a temperature coefficient tau f of the resonance frequency of not more than 30 ppm/ DEG C, and is suitable for use in electronic components.
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机译：一种低温烧制的陶瓷制品，其钡成分以BaO计为40至65wt％，硅成分以SiO2计为25至46wt％，铝成分为0.1当以Al2O3计算时为20重量％，当以B2O3计算时为0.3至1.5重量％的硼组分，以ZnO计算时为0.5至20重量％的锌组分，以及当以Cr 2 O 3计算时，其含量为0.5至3.5重量％。该瓷器制品的介电常数ε不大于10，品质系数Q不小于2500，谐振频率的温度系数τauf的绝对值不大于30ppm /℃，并且适用于电子元件。
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