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An analysis on reducing defect rate in moulding process of phone casing

Norliza Zafira, Razali (2013) An analysis on reducing defect rate in moulding process of phone casing. Faculty of Engineering Technology, Universiti Malaysia Pahang.


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The occurrence of plastic moulding defect products is not a foreign problem. These defect problems always occur and it can affect the company’s image and also involved the customer dissatisfaction. Some factors that are man, machine, mould, method and material has been identified and these factors influenced most in defect rate of the phone casing. The aim of this research is to analyze the factors that lead to the defect rate in moulding process and at the same time some improvement plan can be recommended. A quantitative data are collected through the site visit of one of the plastic company. The results of this research show that the company is facing a big problem with short mould, silver streak and moisture, black dot and contamination, and scratches. Several improvement plans were recommended to reduce these types of defect such as continually monitored using the Statistical Process Control (SPC) Tools such as Pareto diagram and Cause-and-Effect diagram.

Item Type: Undergraduates Project Papers
Additional Information: Project paper (Bachelor of Industrial Technology Management with Honors) -- Universiti Malaysia Pahang - 2013
Uncontrolled Keywords: Quality control; Process control
Subjects: T Technology > TP Chemical technology
Faculty/Division: Faculty of Engineering Technology
Depositing User: Mr. Nik Ahmad Nasyrun Nik Abd Malik
Date Deposited: 27 Oct 2015 08:38
Last Modified: 05 Jul 2021 04:05
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