Feiplastic: Brazilian PVC compounder finds local solution to bagging issue

São Paulo—When you're compounding 240,000 tonnes of polyvinyl chloride (PVC) per year, small variations in the packaging phase can have big implications for the bottom line. That's the issue Brazil's Karina faced with its 25-kg bags of PVC compounds and masterbatch, which are produced and packaged at its facility in Guarulhos in the state of São Paulo.

The company can't sell underweight bags so it erred on the side of overfilling by default. The result: bags were routinely overfilled by as much as 150g, and pellets that Karina had "paid" for in terms of raw materials and labor input left the plant without an economic return.

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