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How to reduce the PCBA warpage issue after Reflow oven for 1mm PCB Thickness

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#85584

PCBA warpage issue | 2 September, 2020

How to reduce the PCBA warpage issue after Reflow oven for 1mm PCB Thickness

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#85586

PCBA warpage issue | 2 September, 2020

1. Reflow carrier 2. Reduce panel quantity and size

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#85587

PCBA warpage issue | 2 September, 2020

Just what was said plus 3. the number of solid tabs can be increased for stability.

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Djo

#85633

PCBA warpage issue | 12 September, 2020

at first , you need to optimise your panel design ( lenght width & postage stamp ) , use an anti-buckling cable during first reflow , and you can put trays under your panel during first reflow..

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DWL

#85634

PCBA warpage issue | 14 September, 2020

A reflow oven with Center rail support can help.

If your volumes are too low to justify spending $$ on a proper carrier, titanium stiffeners applied to the PCB before it goes into reflow is a cheap, albeit manual solution.

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Reflow Oven