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Journal : Jurnal Rekayasa Sistem Industri

Analisis Pengukuran Produktivitas Menggunakan Metode Marvin E. Mundel Suparno Suparno; Nur Hamidah
Jurnal Rekayasa Sistem Industri Vol. 8 No. 2 (2019): Jurnal Rekayasa Sistem Industri
Publisher : Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (756.367 KB) | DOI: 10.26593/jrsi.v8i2.3345.121-131

Abstract

Competition in many companies can be measured by the level of productivity of the company. CV. Gavra Perkasa Gresik is a manufacturing company engaged in the wood processing industry, among the products produced is turning. So far, the company has never made productivity measurements so that, if output is low, the company thinks it is not good without analyzing the causes specifically and not paying attention to the efficiency of the use of resources (inputs) that are owned. Productivity measurement to find out how the condition of the company's productivity, whether experiencing an increase or decrease, is necessary to measure productivity using the model Marvin E. Mundel. This measurement is carried out on labor input, material, energy, capital and total input. The data needed for productivity analysis is taken from 2016 as the base period and 2017 as the measurement period. The results of calculation of productivity using the mundel model not all inputs have decreased, causing the company's total productivity to be 98.18% which has a good impact on the company.                Keywords: Productivity, CV. Gavra Perkasa, Turning, Marvin E. Mundel
Peningkatan Produktivitas Leaf Spring Jenis Minicup Tipe MMS 2230 dengan Mengurangi Pemborosan Proses Produksi Melalui Penerapan Metode Lean Manufacturing Suparno Suparno; Agus Selamet Susanto
Jurnal Rekayasa Sistem Industri Vol. 10 No. 1 (2021): Jurnal Rekayasa Sistem Industri
Publisher : Universitas Katolik Parahyangan

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (415.409 KB) | DOI: 10.26593/jrsi.v10i1.3813.89-100

Abstract

PT. Indospring is a manufacturing company that produces various springs for an automotive. Among those various springs, MSM 2230 type is the most produced spring at the company. The big problem in producing the spring was related with the high waste that had impact on the low productivity. The purpose of study was to analyze the waste by using the concept of lean manufacturing particularly to identify and eliminate nonvalue added activities. The study found that there were various wastes which waiting and excessive transportation were two dominant wastes with the contribution to total of wastes at 28.96% and 18.52% respectively. The appropriate tool for further analysis on wastes was selected by using value stream mapping analysis (VALSAT), and process activity mapping (PAM) was the best tool for analyzing wastes more profoundly. The use of PAM and other tools of fishbone diagram and failure mode effect analysis (FMEA) provided important information for improvement. The implementation of improvement displayed potential increase of productivity level by reducing the processing time of the spring from 113,926.83 minutes to 75,960 minutes