Satheeshkumar.C.K & Karthik.T
Now a day’s most of the organization are shown keeping interest in using six sigma approaches to improve their performance. Motorola coined the concept of Six Sigma and General Electric Popularized it. This paper focus on minimizing the spool arm defects in a horn manufacturing industry using Six Sigma methodologies. Here in, use of Six Sigma methodologies is tried out in a typical process industry for reduction of defect levels. The tested horn coming out of the horn tuning stage is found to have defects at random times causing horn losses there by impacts a revenue loss to the company. Rejection rate of spool arm defect has been reduced and sigma level of process is increased.