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DMAIC Approach Brings Breakthrough Results

Summary: The blast furnaces at India's Tata Steel depend on coke to reduce iron ore and produce crude steel. The coke must comply with stringent quality specifications in order to operate efficiently in the furnaces. Tata has applied a systematic Six Sigma DMAIC approach to control critical moisture and consistency fluctuations that affect energy supplied by the coke. Breakthrough results as the sigma level of moisture improved have saved the company millions of dollars.

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  • Topics: Six Sigma, Process Management
  • Keywords: Case study,Steel industry,Six Sigma,DMAIC,Failure Mode and Effect Analysis (FMEA),Process improvement,Process dynamics
  • Author: Deshpande, D.P.; Halder, Supratim; Choudhary, Asim; Raychaudhuri, Arun; Biswas, Suman
  • Journal: Six Sigma Forum Magazine