Why is plexiglass different from ordinary glass?
Plexiglass and ordinary glass seem to be a family, in fact they are two completely different. The " father " of ordinary glass is silicate, but the " parents " of plexiglass are acetone, methanol, Sulfuric acid and hydrogen cyanide. The real name of plexiglass is called polymethacrylate. The name is quite awkward because it is a synthetic polymer, so people call it plexiglass in general.
Plexiglass character is generally much more stubborn than ordinary glass. Although its density is half smaller than ordinary glass, it is not as easy to break as glass glass. Its transparency is very good, Crystal clear, and very good thermoplastic, heat it, you can arbitrarily shape it into a glass rod, glass tube or glass plate, Because it has a favorite appearance and character, it has a wide range of uses. Jet aircraft often encounter severe vibration, sudden temperature changes and pressure on airflow when flying at high speed in the cloud. This is a severe test for the window glass of the cockpit.