flour, 38.6% again a bit limp looking MT5 N mill tests - 6/4/11 (project)
bran, typically around 19% of mill, large flakes, nothing chunky, Hans Titulaer Dutch Bio 80 mill tests - 6/4/11 (project)
middlings, more flakes but smaller than bran obviously, typically about 10% - Hans Titulaer Dutch Bio 80 mill tests - 6/4/11 (project)
flour (light brown), can be 67% on one pass but usually milled 61 or 62% on first pass but then middlings re-milled for 72% extraction - tests - 6/4/11 (project)