There have been debates when it comes to Lean and Six Sigma, in the business world. Most individuals have solid views about which method is more functional for removing waste and cutting costs. Six Sigma is a set of methods that attempt to greatly decrease the rate of defects, while Lean manufacturing is an [...]
There are always defective products, virtually in every batch of production. Manufacturers check each batch and repair the defected pieces, but visual inspection is not always 100% reliable. This is where the role of AQL table comes into play particularly when you want to know how to set the limit between acceptability and refusal [...]
In this ever-changing, highly complex and competitive global business environment, the organizations and the managers are facing enormous challenges and paying much more attention on strategic planning and analysis. Strategic planning tools and analysis help organizations to identify key elements affecting the environment as well as performance and growth of the organization. PESTLE analysis [...]
Before talking about supplier audits in ISO 9001, we must know the basic concept of supplier audits in ISO 9001. So, it is a procedure of following the process and operations that are consent on from a selection of audit process. It recognizes nonconformity in the engineering change process, manufacturing process, quality process, invoicing [...]
In lean manufacturing Heijunka means “production leveling”. In business of any nature, fluctuations can occur due to changing customer’s demands and needs. Therefore, in order to smooth out the production process, implementation of heijunka production leveling is really important. Heijunka promotes just in time manufacturing. It improves the efficiency of production process by leveling [...]
Have you ever dealt with stubborn and recurrent problems that refuse to go away? No matter what you do to solve it, sooner or later, it arises in another form. If yes, then get ready; these are the symptoms of some deeper issues in your operational environment. In such cases quick fixes are convenient, [...]
The histogram looks very similar to bar graphs, but there is one outstanding feature that differentiates them. In bar graphs, the bars are separated by continuous intervals, but the bars of the histogram are not separated and always touching. Further features of histograms are that the x-axis is measured in ranges to define various [...]
A scatter graph (also called a scatter plot or scatter chart) is a kind of graph or mathematical diagram which uses Cartesian coordinates to present values for two variables or a set of data. It illustrates how much one variable correlates by the other. Correlation is the relationship between two variables. Scatter graphs are [...]
Root cause analysis (RCA) is a method of problem solving used for identifying the root causes of faults or problems. A factor is considered a root cause if removal thereof from a problem or fault sequence prevents it from recurring; whereas a casual factor is one that affects an event’s outcome, but is not [...]
Jidoka is considered as one of the most important pillar of Toyota production system, the other being just-in-time manufacturing. It is a Japanese term, which means “Autonomation”. Jidoka focus mainly at quality from the core. For every organization, quality is the most important tool to achieve success through excellence and jidoka provides the pathway [...]
