The softening temperature of traditional glass at high temperature is about 700℃, while the softening point of the new single sheet arson glass is more than 1200℃, which can almost be comparable with high-grade quartz glass, but it is much cheaper than quartz glass in terms of price.

https://ztfiredoor.com/10261.html

fire rated glass internal doors,дарҳои пурраи шишаи оташнишонӣ,fire rated glass double doors,fire rated door with glass window,30 дақиқа шиша оташ,fire rated glass internal doors,дарҳои тиҷоратӣ ба оташ бо шиша,fire rated glass double doors,дари даромадгоҳи оташнишонӣ бо шиша,fire rated glass internal doors,20 дақиқа шиша номиналӣ,fire rated door with glass window,дарҳои шишагии firelite,fire rated glass double doors,дарҳои шишагини автоматии оташнишонӣ,fire rated door with glass window