RT Journal Article SR Electronic A1 Cézová, Eliška T1 Economical and Statistical Optimization of the Maintenance in the Production Process JF Manufacturing Technology Journal YR 2023 VO 23 IS 1 SP 32 OP 39 DO 10.21062/mft.2023.004 UL https://journalmt.com/artkey/mft-202301-0004.php AB The article presents a comprehensive example that demonstrates the control of a plastic injection process in practice. It includes measurement and analysis of the production process, its control using a control diagram to bring the production process to a state under statistical control by applying tests of non-random clusters and subsequent evaluation of process capability. The last part of the article gives an example of the maintenance of economical statistical optimization for four scenarios.