MTTR and MTBF | Meaning and Formula with examples

MTTR and MTBF Calculation

MTTR (Mean Time To Repair) and MTBF (Mean Time Between Failures) are key maintenance metrics. They help measure machine performance and reliability. Lean Manufacturing and IATF 16949-certified automotive industries use them widely. These metrics support efforts to improve Overall Equipment Effectiveness (OEE).” MTTR and MTBF are very useful Lean Tools of manufacturing industries. These two key performance … Read more

Single Minute Exchange of Dies (SMED) in Lean Manufacturing

single minute exchange of dies

The Single Minute Exchange of Dies (SMED) concept was developed by Shigeo Shingo, an industrial engineer at Toyota. It refers to the process of reducing the time required to change over a machine or production line from one product to another to under 10 minutes. The primary goal of SMED is to do for faster … Read more

How to calculate OEE in lean manufacturing?

OEE

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

What are cycle time and takt time in lean manufacturing?

cycle time vs takt time

Cycle Time vs Takt Time: Cycle Time: Cycle time in manufacturing is the time taken to produce a final part using different processes. It is a time-consuming process that takes the maximum time. We can get cycle time by observing the process for a defined time and counting the number of parts produced. We should … Read more

What is the Cost of poor quality and how to calculate COPQ in the automotive industry?

COPQ

Cost of Poor Quality: The cost incurred in producing & rectifying a defect is called the cost of poor quality. It is also called the cost of non-conformance. Purpose of COPQ: The cost of poor quality will be calculated for all rejections and rework at the in-house and customer ends. The MR/QA head will be … Read more

What is the inventory turnover ratio and the number of days inventory

Inventory Turnover Ratio

Inventory Turnover: Inventory turnover is the rate at which a company converts its inventory into sales. It is the number of times a company makes the sale of its inventory in a period. Where inventory is the total of all goods in its stock, which includes Raw materials, bought-out parts, Work in progress and finished … Read more

Kobetsu Kaizen in manufacturing with TPM

Kobetsu Kaizen

What is Kobetsu Kaizen? Kobetsu Kaizen, which translates to “focused improvement” is a continuous improvement strategy to make incremental changes to specific processes or machines. It emphasizes eliminating waste, reducing cycle time, improving quality and boosting productivity. Kobetsu Kaizen is a Japanese term that means Targeted Improvement or Focused Improvement. It is one of the … Read more

5S Audit Check Sheets for manufacturing

5S Audit Check Sheets

5S Audit check sheets are separate check sheets for each of the 5S principles (Seiri, Seiton, Seiso, Seiketsu & Shitshuke). Read about all 5S audit check sheets. Add your company-related points to expand these check sheets. Audit Sheet: Seiri (Segregation) Checkpoints for Seiri: 1S S.No Check Items Description Score 0 1 2 3 4 5 … Read more

What is 5S in manufacturing?

5S in manufacturing company

5S is a five-step program that is done in sequential order. 5S is a series of activities for eliminating waste that contributes to workplace rejections, mistakes and injuries. The Japanese factories are so clean that you can eat off the floor. This is simply a matter of pride for the Japanese. Below are the 5 … Read more