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Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2022/06/Optimizing-Reflowed-Solder-TIM-sTIMs-Processes-for-Emerging-Heterogeneous.pdf
this stage, a solder joint has been formed and voiding analysis is completed using a DAGE Quadra 7 X-Ray Inspection System. The entire test vehicle is then sent through the reflow oven again and subsequently re-analyzed for voiding. Using this process
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resources/solder-faqs
. What is the shelf life of solder paste? At a minimum, nine months for SolderPlus dispense paste, twelve months for PrintPlus print paste and twelve months for FluxPlus paste flux when stored as recommended