Machine structure . 6FW-PH maize milling machine is compoesd of three parts. --Maize peeling part. 1.Remove light dirty particles such as straw, leaves, soil,etc. 2.Remove maize seed skin, germ, root and hilum, and get clean maize kernel. ---Maize grtis milling part. 1. Adjust a handwheel to decide what sizes of grits to produce. 2.