Effektivisering av materialstyrning

Sammanfattning: The company operates in an industry where demand can change rapidly. Therefore, the future places high demands on the company to keep its material management in shape to deliver with the right products, in due time and in the right quantity. To maintain Inwido competitive, material management needs to be streamlined. This thesis focuses on streamlining material management in the external material flow. It focuses on providing suggestions on how the company could improve controls for the inventory to solve issues that cause interference in the material flow. The thesis emphasizes ABC classification, which is a method to categorize the supply items in order to place an appropriate service level. When the service level is set for each category, the fluctuation stock is dimensioned to maintain that service level for each supply item. The thesis charts the turnover of the external material flow, which will facilitate the company's handling of purchases and lot sizing. The purpose is to reduce tied up capital and lower the lead times, which will minimize costs and increase revenues. In the conclusion of the thesis, it appears that by using an ABC analysis it is possible to meet the goals that the company previously set. The objectives can be met by applying methods we recommend for lot sizing and material management. The thesis presents a proposal whereby it is possible to lower the capital bond by 18.7% while fulfilling a 97% service level for material stocks that hold external articles.