SMT的回焊炉烘干功能如何?

2024-11-26 18:40:25
推荐回答(4个)
回答1:

应该是可以的,但是回焊炉的成本很高的。关键是参数,既要保证能烘干pcb,又要保证板子不会损坏,比如变色,变形,这个估计需要用实验来调试。

回答2:

在SMT回焊炉功能主要是提供零件焊接所需温度,使用零件与锡形成IMC层,将零件连接形成有效电路。回焊炉主要分四区:预热、恒温、熔锡、降温区
在恒温区会挥发锡中FLUX,PCBA表面及零件下边残留水份,也是会被挥发了(不包括零件内部)

回答3:

是用纯水洗的么?用易燃溶剂洗的话就不要考虑了。

用回流焊烘干的是下策,虽然省下了时间,但是并不可靠,你无法准确的的知道板子里的水分是否已经完全烘干,

回流焊比烤箱烘干速度快,主要是回流焊温度比烤箱高,你要考虑下你板子上的元件能承受的温度/时间。

如果是用纯水洗的话,建议用风枪吹走板子表面水分,然后用烤箱烘干。

希望能帮到你。

回答4:

1.烤完板面会有水渍2.回流焊比烘烤炉还费电

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