Chemistry & Paint
SQC makes inspection more reliable and also less costly. It controls the quality levels of outgoing products.

SQC should be viewed as a toolkit that can influence the specification, production or inspection function.

A successful SQC program is expected to deliver the following results:

  • Quality improvement.
  • Reducing scrap and rework.
  • Efficient use of people and machines.
  • Economy in material use.
  • Removing production bottle connections.
  • Reduced audit costs.
  • Reduction in cost/unit.
  • Scientific assessment of tolerance.
  • Scientific evaluation of quality and production.
  • Quality awareness at all levels.
  • Reduction in customer complaints.

SQC Tools

The main tools of SQC are as follows:

  • Frequency distribution.
  • Control charts for measurement and attribute data.
  • Acceptance sampling techniques.
  • Regression and correlation analysis.
  • Significance tests.
  • Experimental design.
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