The dozen huge saws in Cold Spring Granite, Minnesota, USA, one of the USA’s largest processors of granite, were consistently producing uneven results where the stone would often be rippled with etched lines that slowed the polishing lines to a crawl as workers tried to smooth and polish the stone. Utilising lean-sigma tools a team…

BPIR Categories

5.5.3 Improve process/product performance
14.3.2 Implement an improvement approach/method/technique

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