This document specifies the terms and definitions, composition, preparation methods, requirements, test methods, inspection rules, marking, packaging, transportation and storage of PVC composite strips for co-extrusion of UPVC profiles and their preparation methods. This document applies to the production and preparation of PVC composite strips for co-extrusion of UPVC profiles.
T/QGCML 260-2022 history
2022T/QGCML 260-2022 PVC composite rubber strip for co-extrusion of UPVC profiles and preparation method thereof