科技的ZYF-D系列是聚四氟乙烯树脂体系，以电子玻璃纤维布为增强材料，专门为印刷线路板设计的复合型高频微波材料。具有极低的介电常数和介质损耗,优秀的电性能表现,并且Dk/Df在不同温度和不同频率下长期保持稳定。

ZYF-D series are high-quality composite material made of Tefion ,it is made of electric grade fiber glass cloth, specifically designed for Printed Circuit lt can provide the lowest dielectric constant and loss, good performance of electrcal properties ,its Dk/Df is relatively stable at different temperature and frequencies.