Hello, all: 在IPC-A-610 7.1.2.3 引脚成形时,元件引脚的损伤超过引脚直径的10%,为缺陷1,2,3级。 对于细引脚元件,特别是直径小于0.8mm 的元件,在成形的过程,不可避免的损伤的直径一般为10-20%,请参看下图,不知各位在损伤的标准是否做过让步?让步的标准是什么? [cid:[log in to unmask]] 谢谢不吝赐教! Best regards and thanks Nancy Deng _ ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________