各位兄弟姐妹们，
喷锡板是否可以烘烤？有些公司规定喷锡板不可以烘烤，原因是怕烘烤造成铜锡金相降低PCB的可焊性，那么是否有IPC的相关标准可以参考？同时，多高的温度和驻留时间会造成PCB的可焊性降低呢？有谁进行过这方面的研究吗？是否可以跟大家分享一下？

Jeff Liu
Quality Assure Dept.
Viasystems (Shanghai) 
Tel: 86 21 6917 9268
e-Mail: [log in to unmask]	

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