1.It is used in the environment of -70 ° C ~ 1000 ° C, and can withstand transient high temperature;
2. Resistance to ozone, oxidation, light and weathering;
3. High strength, high modulus, low shrinkage, no deformation;
4. Good thermal insulation performance;
5. When the working temperature is exceeded, there is still a certain residual strength;
6. Corrosion resistance;