Abstract:
PT.ABC Indonesia has a project to reduce high number of scraps in Primary
Production area. Plastic Injection Molding area contributes over 50% from total
scrap in Primary Production area and resulted scrap value that total Rp. 378.803.000
in first quarter of 2023. These scraps happen because of the changeover process
procedure. This research use Lean Six Sigma approach through DMAIC
Methodology. Several improvements are implemented new procedure for color
change and tool change without purging process and slide the hopper when Daily
Schedule Adherence achieve 95%. The improvement resulted 57% reduction of
scrap in Plastic Injection Molding. In detail, color change and tool change
procedure reduce 62% scrap, While the slide hopper process was reduce wrong
color scrap by 16%. By this research, the company already saving the cost Rp.
49.237.000 and predicted will save up to Rp. 434.660.000 by the end of year 2023.
