METHOD OF CLEANING SEPARATOR WINDING CORE, SEPARATOR WOUND BODY, AND METHOD OF MANUFACTURING SEPARATOR WOUND BODY

摘要

PROBLEM TO BE SOLVED: To suppress foreign substances from adhering to a separator when a separator winding core is reused.SOLUTION: A method of cleaning a separator winding core according to an embodiment of the present invention is a method of cleaning a separator winding core, a separator being wound on the outer peripheral surface of the separator winding core. The method includes an end surface cleaning step (S4) of removing foreign substances adhering to an end surface of the separator winding core.SELECTED DRAWING: Figure 6