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Quality Control: Quality control is a process employed to ensure a certain level of quality in a product and process. It may include whatever actions an industry takes to provide for the control and verification of certain characteristics of a product and process. The basic goal of quality control is to ensure that the product … Read more
What is DFA? DFA (Design for assembly) is defined as a process of designing such that it can be assembled easily and at a low cost. In DFA analysis is done on child parts and the final product for any assembly problem early in the design stage. It is important as it potentially reduces the … Read more
What is Root Cause Analysis? Root Cause Analysis is an in-depth technique for identifying the most relevant, controllable and significant cause of a problem. If we take action on that cause then the problem will not repeat due to that cause. 3 Requirements of the Root Cause: What are the 5 Whys of Root Cause … Read more
What is OEE? OEE (Overall Equipment Effectiveness) is a term used to measure manufacturing productivity. It is to calculate the percentage of time an equipment is truly productive. OEE is the main KPI of production to check the productivity of an equipment/plant. For calculating the OEE of the plant or multiple machines, we can calculate … Read more
The control chart is an online graph used to study how a process changes over time. The control chart was invented by Walter A. Shewhart. Guidelines for Control Chart: A control chart always has a central line for the average, an upper line for the upper control limit and a lower line for the lower … Read more
Cause and Effect Diagram A cause and effect diagram is a graphical tool to identify possible causes of a problem or effect. It is one of the basic tools of 7 QC Tools. The cause and effect diagram analysis was first developed by Professor Kaoru Ishikawa of Japan in 1960. The cause and effect diagram … Read more
Pareto chart: A Pareto chart is a ranked comparison of factors related to a quality problem. It helps to identify and focus on vital few factors of any problem. Vilfredo Pareto (1848-1923) Italian economist developed this principle. He studied the distribution of income in Italy. He observed that about 20% of the population owns 80% … Read more
Categories of all activities: Value-added activities: The process is defined as the conversion of input into output by using resources. But what is important here is Value addition in the process. So those activities which change the shape as per customer requirements & add value are called value-added activities. For example in the manufacturing … Read more
Quality Objectives (KPI): Quality objectives are the SMART goals for enhancing customer satisfaction and are relevant to the company’s quality policy. Quality objectives are defined when establishing the quality management system or during management review. It is also called a Key performance indicator. Each department should define its KPI. Table of Contents Quality Objectives (KPI): … Read more
What is a histogram? The histogram is a graphical view of variation in a set of data. The pictorial nature of the histogram enables us to see patterns easily. However, it is complicated to see the pattern in a simple table of numbers. It is a tool used to determine the normal distribution of a … Read more