Analisa Kecacatan Produk Sepatu Kaki Tangga Aluminium Dengan Metode Six Sigma (Studi Kasus Ud. Cp)

Abstract

UD. CP is a manufacturing company engaged in the manufacture of household appliances. One of the company's products is aluminum footwear. The problem that often arises in this product is the high defect that occurs in the aluminum footwear product which reaches 5% -6% of total production. The types of defects are hollow, torn, bump, melt, hollow, and melt and hollow. Given these problems, a study was conducted to reduce the percentage of defects in products with the Six Sigma method. Based on the analysis of the DPMO calculation and the company sigma value, the average DPMO value is 8705,201 and the sigma value of 3,8773 shows that the aluminum footwear products are included in the standard quality of the average industry in Indonesia. From these results an analysis of the root causes of disability is carried out using a fishbone diagram that has 5 factors that cause disability, namely humans, methods, materials, machinery, and the environment. After the cause of the disability is known, priority plans for improvement are made. From the results of this FMEA method the priority of the proposed improvement is to provide supervision to the operator, provide training to the operator, increase supervision of production results, Prevent maintenance of the machine, Control the machine correctly.
 
 Keywords: Defect, DPMO, Six Sigma Quality Control, FMEA