DIY Starlite Gips for Heater Block

I applied [starlite](https://en.wikipedia.org/wiki/Starlite "Starlite - Wikipedia") which [NightHawkInLight rediscovered](https://www.youtube.com/watch?v=aqR4_UoBIzY "A Super-Material You Can Make In Your Kitchen (Starlite?) - YouTube") to the heater block.
It is use as insulation material like silicone sock or glass wool.

##Result
Although I tried, there was no insulation effect I expected, but there is some insulation effect.
The difference between the heater temperature and the starlite