MANUFACTURING METHOD OF GLASS PLATE

摘要

PROBLEM TO BE SOLVED: To provide a manufacturing method of a glass plate for chamfering a corner of an end face of a glass plate that suppresses microcracks on the end face of the glass plate and suppresses cracks and deformation of the glass plate.SOLUTION: A manufacturing method of a glass plate is a method for chamfering a corner 93 of an end face 92 of a glass plate 90 and includes a corner heating step and a corner removing step. In the corner heating step, the corner 93 is locally heated to at least the glass transition temperature. In the corner removing step, the corner 93 heated in the corner heating step is cooled and removed from the glass plate 90.