Umsebenzi wefreyimu yomshini wenziwe ngepuleti yensimbi yekhwalithi ephezulu, ukuhlelwa kwesakhiwo, okuqinile futhi okuthembekile, kungaqinisekisa ukuthi umshini usebenza kahle;
Ama-roller sammying ama-deice ama-3 akhiwe ngamarola okucindezela angaphezulu naphansi, angathola ulwazi lwekhwalithi ephezulu futhi amanzi;
I-roller ephezulu ye-sammying ethwala ingcindezi yomugqa ophezulu imbozwe ngerabha eqinile nekhwalithi ephezulu, ingathwala ubuningi, ingcindezi yomugqa wokusebenza iyadingeka.