Aluminosilicate glass is a rare type of glass seldom encountered by many of today's scientific glassblowers. However, there are some unique qualities about this glass that make it indispensable for some applications. It is impermeable to Helium, extremely resistant to weathering, alkali vapor metals can be used in it, and it has a service temperature that is near 680 deg C.
Origin
Unknown
Journal Title
Bssg Journal 34 4 1996 146-150
Sector
Special Glass
Class
S 1085