High-temperature-resistant wave-transparent heat insulation tile and preparation method thereof

The invention provides a high-temperature-resistant wave-transparent heat insulation tile which comprises the following components in parts by weight: 1 to 200 parts of a quartz glass fiber, 0 to 100parts of quartz fiber cotton, 1 to 20 parts of a sintering aid and 1 to 30 parts of starch. The invention also provides a preparation method of the high-temperature-resistant wave-transparent heat insulation tile. The high-temperature-resistant wave-transparent heat insulation tile provided by the invention not only has good dielectric properties, but also has low density, good thermal insulationproperties and mechanical properties, and excellent comprehensive properties, and is especially suitable for aerospace and other fields. 本发明提供了种耐高温透波隔热瓦，包括如下重量份的组分：石英玻璃纤维1～200份；石英纤维棉0～100份；烧结助剂1～20份；淀粉1～30份。本发明还提供了所述耐高温透波隔热瓦的制备方法。本发明所述的耐高温透波隔热瓦，不仅介电性能好，且密度较低、具有良好隔热性能和力学性能，综合性能优异，尤其适用于航空航天等领域。