AUXILIARY SEAT FOR METAL DRILL BORING EXCELLENT IN PRECISION OF BORING POSITION

摘要

PROBLEM TO BE SOLVED: To provide an auxiliary sheet for metal drill boring exhibiting excellent precision in boring position. SOLUTION: Protrusions and recesses are formed at least on one surface of a metal foil wherein the distance between protrusions is 1-50μm. A resin composition, suitably a water soluble resin composition, is applied to a metal foil suitably having protrusions and recesses of 0.5-4μm to produce an auxiliary sheet for metal drill boring. COPYRIGHT: (C)2005,JPO&NCIPI