{"id":158,"count":2,"description":"<nav class=\"heading-condensed nav-relatives\" role=\"navigation\" aria-label=\"Navigare pentru copii\">\r\n<h2 class=\"stdTitle\"><span class=\"lead d-block mb-3\">Materiale plastice \u2014 Folii termocontractabile din polietilen\u0103, copolimeri de etilen\u0103 \u0219i amestecurile acestora \u2014 Determinarea tensiunii de contrac\u021bie \u0219i a tensiunii de contrac\u021bie<\/span><\/h2>\r\n<\/nav>\r\n<h3>Materiale de testare<\/h3>\r\n<a href=\"https:\/\/www.iso.org\/standard\/24972.html\" target=\"_blank\" rel=\"noopener\">ISO 14616<\/a> se concentreaz\u0103 pe foliile termocontractabile, inclusiv materiale precum foliile din PVC, PE, POF, OPS \u0219i PET. Aceste materiale sunt utilizate \u00een mod obi\u0219nuit \u00een aplica\u021bii de ambalare \u0219i necesit\u0103 o evaluare pentru a se asigura c\u0103 propriet\u0103\u021bile lor de contrac\u021bie sunt conforme cu standardele de performan\u021b\u0103.\r\n<h3>Procesul de testare<\/h3>\r\nProba de film este t\u0103iat\u0103 la dimensiuni specifice \u0219i plasat\u0103 \u00eentr-un mediu termic controlat, cum ar fi o baie de ulei, \u00eenc\u0103lzit\u0103 la un interval de temperatur\u0103 precis (0-200 \u00b0C). Dup\u0103 ce a fost expus la temperatura stabilit\u0103 pentru o durat\u0103 determinat\u0103, e\u0219antionul este scos, r\u0103cit la temperatura ambiant\u0103 \u0219i m\u0103surat. Modific\u0103rile dimensionale sunt utilizate pentru a calcula rata de contrac\u021bie termic\u0103.\r\n<h3>Interpretarea rezultatelor testelor<\/h3>\r\nThe shrinkage rate is expressed as a percentage, reflecting the material's ability to contract under heat. Accurate measurements help determine the suitability of the film for specific packaging uses, ensuring quality and consistency\u200b.","link":"https:\/\/www.qualitester.com\/ro\/categorie-produs\/iso\/iso-14616\/","name":"ISO 14616","slug":"iso-14616","taxonomy":"product_cat","parent":100,"meta":[],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/ro\/wp-json\/wp\/v2\/product_cat\/158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/ro\/wp-json\/wp\/v2\/product_cat"}],"about":[{"href":"https:\/\/www.qualitester.com\/ro\/wp-json\/wp\/v2\/taxonomies\/product_cat"}],"up":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/ro\/wp-json\/wp\/v2\/product_cat\/100"}],"wp:post_type":[{"href":"https:\/\/www.qualitester.com\/ro\/wp-json\/wp\/v2\/product?product_cat=158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}