WORKPIECE DIVIDING METHOD
WORKPIECE DIVIDING METHOD There is provided a dividing method for dividing a plate-shaped workpiece. The dividing method includes: a starting point region forming step of forming a starting point region serving as a starting point of division along a planned dividing line set on the workpiece; a hea...
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Sprache: | eng |
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Zusammenfassung: | WORKPIECE DIVIDING METHOD There is provided a dividing method for dividing a plate-shaped workpiece. The dividing method includes: a starting point region forming step of forming a starting point region serving as a starting point of division along a planned dividing line set on the workpiece; a heating step of heating the workpiece after performing the starting point region forming step; a cooling step of cooling the workpiece after performing the heating step; a dividing step of dividing the workpiece along the starting point region by applying a force to the workpiece after performing the cooling step; and a sheet affixing step of affixing an expanding sheet to the workpiece before performing the dividing step; the dividing step applying the force to the workpiece by expanding the expanding sheet. (Figure 2A) |
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