This research aims to reduce production of crude steel from scrap in the process of change. NSV partnership on energy and consumables by preparing a project to analyze include charger, fishbone to find out why iron causes the rest of the ingredients. After analyzing the causes and to determine whether it is because of the process of change, which is to limit the size of the length of the steel to be inserted into the machine, has been improved by fixture design that will help you to catch the iron grating. After installing the fixture helped capture I've found that can reduce the remaining steel scrap material from before the update. 33.29%, 7.32% decrease after adjustment.