1. Lub zog tensile siab thiab tsim kua muag kuj.
2. Zoo heev tshuaj stability, corrosion kuj, acid thiab alkali kuj.
3. Zoo heev thermal stability, porosity txog li 90%.
4. Tsawg tshav kub muaj peev xwm thiab thermal conductivity tsawg. Peb hom kev hloov hluav taws xob, hluav taws xob hluav taws xob, hluav taws xob hluav taws xob, thiab cua sov convection, kuj tsis muaj kev pab.
5. Kev nqus tau zoo thiab txo cov suab nrov, tshem tawm suab nrov, hluav taws kub thiab hluav taws kub rwb thaiv tsev tib lub sijhawm, thiab thaiv cov suab nrov.
