冲裁模具凸凹模间隙表

冲裁模初始双面间隙材料厚度 软铝紫铜、黄铜、软钢（0.08～0.2％）杜拉铝、中等硬钢（0.3～0.4％）硬钢（0.5～0.6％）0.20.0080.0120.010.0140.0120.0160.0