SMT Reflow Oven-to-Oven Repeatability

In this article Fred Dimock, BTU’s Manager Process Technology, explains oven-to-oven repeatability across multiple SMT reflow oven process lines using a single process recipe.

learn more about how to quickly set-up and run a product on different process lines

This article focuses on helping the process engineer run a single recipe on multiple ovens of the same design and configuration across their facility or among different facilities. In some cases a t-test is used to confirm that there is not a significant difference between each oven. The t-test uses a null hypothesis statistical tool that determines if they are significantly different from each other.