We still default to 48-inch master coil because post-WWII tinplate lines set the benchmark, not because most nests need it… Last quarter I negotiated 47.5-inch masters with a Midwest mill and cut edge-trim scrap by 2.4% on a stamping line without moving price — anybody else squeezed yield like this by tweaking spec and keeping the supplier relationship clean?
It’s interesting how a small spec tweak, like 47.5 inches, can lead to real savings. I worked on a similar project where we adjusted gauge thickness and saw a 3% yield improvement without affecting suppliers. Have you noticed if certain mills are more flexible with specs than others?
I’ve seen similar results tweaking specs before, but just be cautious about how those small changes might affect supplier trust in the long run. Have you considered how a 47-inch coil might change production flow? It’s fascinating how one little number can spark such significant impacts.