SMT生产线制程工艺控制细则

从符合RoHS指令及无铅产品可靠性方面考虑,EMS企业最好把无铅制程与有铅制程划分区域、分线进行,但由于资金缺少或有铅产品还占有很大市场份额等种种原因,部分中小型EMS企业不得不采用无铅有铅制程共线的方案.在这种复杂的情况下,为防止有铅产品及其材料对无铅产品造成污染,必须要严格对无铅产品生产过程中的各个工序进行有效控制...

SMT Production Line Manufacturing Process Control Rules

Lead-free product must meet the ROHS directive and reliability,so EMS company should have lead-free process area and lead process area respectively in the factory,but some small and medium size EMS companies have to use lead-free and lead processes on one line due to fund shortage or lead products also account for a large market share and various reasons.In this complex situation,in order to prevent contamination risk of lead-free products from lead products,lead-free products must be strictly controlled du...