ISO 22291:2022

This document specifies safety requirements and means of verification for wetlaid-nonwoven machinery. This document applies to wetlaid-nonwoven machines, including approach flow system, headbox, wire section and jet head, hydroentangling unit, dryer, finishing, quality control system (QCS), winder, drives and control system. Annex C illustrates general wetlaid-nonwoven machinery and their components. It deals with all significant hazards, hazardous situations and hazard events relevant to wetlaid-nonwoven machines, when used as intended and under the conditions foreseeable by the manufacturer. This document does not deal with pressure hazards in steam-heated drying cylinders and does not apply to equipment under pressure. This document does not apply to machines which are intended for use in explosive atmospheres. This document does not apply to wetlaid-nonwoven machines which have been manufactured before the date of publication of this document.