In the 150 metre long cooling tunnel, the glass is cooled from 600 °C to 60 ˚C. The slow, controlled cooling ensures that only low, uniform stresses remain. This allows the glass to be then cut without any problems.
In the 150 metre long cooling tunnel, the glass is cooled from 600 °C to 60 ˚C. The slow, controlled cooling ensures that only low, uniform stresses remain. This allows the glass to be then cut without any problems.