Perencanaan Produksi pada Produk Hollow dengan Ukuran 15 mm X 35 mm X 0.30 mm

Abstract

PT Mulcindo is a manufacturing and service industry company works in the production of processed iron. This company produces corrugated steel sheet, iron canal, ceiling hanging guard rail, and partition frame.  However, the demand for this company was fluctuating.  Due to this fluctuation, PT Mulcindo Steel Industry has some problems such as product shortages or on the other hand product overload (over stock). This company is trying to find better production activities planning to fulfill market demand by using the right production planning. The results of the aggregate planning method in planning hollow production with a size of 15 mm x 35 mm x 0.30 mm in PT Mulcindo Steel Industry using the heuristic method, labor control with total aggregate planning costs of Rp. 674,937,732.2 / year, controlling sub-contracts with total aggregate planning costs of Rp. 822.136,585,3 / year, mix with overtime with total aggregate planning costs of Rp. 208,791,410.5 / year, Use of spreadsheets using regular production with trial and error techniques with total aggregate planning costs of Rp. 408,543,000 / year, the aggregate planning method in production planning obtained the minimum cost of Rp. 208,791,410.5 / year that is by using the heuristic method with mixed method completion techniques with over time. Keywords : Forecasting, Time Series, Aggregate Planning.