Support roll, plate glass forming apparatus having support roll, and plate glass forming method using support roll

摘要

In the support roll 40 used for suppression of shrinkage in the width direction (Y direction) of the strip-shaped molten glass ribbon G, the rotating member 50 that contacts the molten glass ribbon G is provided at the tip, and the rotating member 50 is It does not have a coolant channel inside and is formed of ceramics.