Printed Circuit Board Assembly & PCB Design SMT Electronics Assembly Manufacturing Forum

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Component Lead discolartion

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#82170

Component Lead discolartion | 16 March, 2019

Hi ,

In one particular component we observed , its leads turning completely blue after reflow.

Please help by sharing your knowledge on the same.

profile : Lead free ( Highest peak 240 Deg C )

Regards, Ameen

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#82171

Component Lead discolartion | 18 March, 2019

that is iron oxide, see if you can shorten reflow profile.

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#82172

Component Lead discolartion | 18 March, 2019

Thanks Bukas,

will check and update on the same.

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