{"id":13919,"date":"2026-04-19T19:08:19","date_gmt":"2026-04-20T02:08:19","guid":{"rendered":"https:\/\/www.recyclemachine.net\/"},"modified":"2026-06-14T18:44:11","modified_gmt":"2026-06-15T01:44:11","slug":"pvcyi-pet-botta-geri-donusum-hatlarinda-50-ppm-altinda-nasil-kontrol-edebilirsiniz","status":"publish","type":"post","link":"https:\/\/www.recyclemachine.net\/tr\/pvcyi-pet-botta-geri-donusum-hatlarinda-50-ppm-altinda-nasil-kontrol-edebilirsiniz\/","title":{"rendered":"PET Bottlesinde PVC'yi 50 ppm Alt\u0131nda Kontrol Etme Yollar\u0131"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Controlling PVC contamination is one of the toughest challenges in PET bottle recycling, especially when you target high-end applications and food-grade rPET. Even at concentrations around 50 ppm, PVC can damage PET quality, causing brittleness, yellowing and unwanted by-products during extrusion. For PET recyclers, keeping PVC as low as possible is not just a technical requirement \u2013 it directly impacts selling price, customer acceptance and long-term profitability.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In this article, we look at where PVC comes from in a typical PET bottle line, what \u201cgood\u201d looks like in terms of ppm levels, and how a combination of front-end sorting, washing and dry electrostatic separation can help you reliably stay below 50 ppm.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\"><strong>TL;DR (for plant managers &amp; buyers)<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PVC can cause serious PET degradation even around <strong>50 ppm<\/strong>.<\/li>\n\n\n\n<li>The most effective strategy is <strong>prevent PVC before grinding<\/strong>, then use <strong>washing + float-sink<\/strong> for bulk cleaning, and a <strong>dry polishing step<\/strong> (often electrostatic) to remove trace PVC.<\/li>\n\n\n\n<li>Prove performance with <strong>routine testing + trend monitoring<\/strong>, not one-off samples.<\/li>\n<\/ul>\n<\/blockquote>\n\n\n\n<h2 class=\"wp-block-heading\">Why 50 ppm PVC matters so much<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Multiple industry sources point out that PVC contamination at or even below 50 ppm can already trigger quality issues in PET flakes when they are remelted. PVC degrades and releases chlorine-containing compounds at PET processing temperatures, which can:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Promote chain scission and embrittlement in the PET resin.<\/li>\n\n\n\n<li>Cause yellowing or off-color in pellets and final products.<\/li>\n\n\n\n<li>Corrode processing equipment and complicate exhaust gas treatment.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">For high-end applications such as food-contact rPET, bottle-to-bottle recycling and premium polyester fibers, buyers often require PVC levels below 50 ppm \u2013 and in some cases below 30 ppm \u2013 as part of their specifications. This means PET recyclers need a process that consistently delivers this quality, not just in lab samples but in full-scale, 24\/7 operation.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Typical sources of PVC in PET bottle streams<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">In a PET bottle recycling line, PVC can enter the system from several sources:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Whole PVC bottles and containers that slip through front-end sorting.<\/li>\n\n\n\n<li>Shrink sleeves, labels and safety seals made from PVC or PETG.<\/li>\n\n\n\n<li>Cap liners, multilayer components and residual films in the bale mix.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Even when PVC is only a small fraction of the incoming bales, its impact on the final flake quality is disproportionate. A contamination level of 50 ppm corresponds to only about 0.05 kg PVC per 1,000 kg of PET flakes \u2013 a tiny amount in mass, but enough to compromise high-spec applications.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What \u201cbelow 50 ppm\u201d looks like in practice<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Technical datasheets and buyer specifications for high-quality rPET flakes often list maximum PVC limits in the range of 10\u201350 ppm, combined with tight limits on other polymers. For example, some clear rPET flake specs call for:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PVC below 10\u201350 ppm.<\/li>\n\n\n\n<li>Toplam yabanc\u0131 polimerler 80\u2013100 ppm alt\u0131nda.<\/li>\n\n\n\n<li>Toplam flake purity &gt;99.8% a\u011f\u0131rl\u0131k baz\u0131nda.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu say\u0131lara g\u00fcvenilir bir \u015fekilde ula\u015fmak, tek bir \u201csihirli\u201d makinenin \u00f6tesindedir. Ba\u015far\u0131l\u0131 tesisler, hatlar\u0131n\u0131 takviyeli ad\u0131mlar olarak tasarlar:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Bale incelemesi ve \u00f6n-s\u0131ralama.<\/li>\n\n\n\n<li>El yap\u0131m\u0131 ve\/veya otomatik \u015fi\u015fe s\u0131ralama.<\/li>\n\n\n\n<li>Etiket kald\u0131rma ve boyut azaltma.<\/li>\n\n\n\n<li>So\u011fuk ve s\u0131cak y\u0131kama.<\/li>\n\n\n\n<li>Y\u00fczen ve yo\u011funluk ay\u0131rma.<\/li>\n\n\n\n<li>Kurutma ve son kurutma \/ cilalama a\u015famalar\u0131.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Elektrostatik ayr\u0131m, bu zincirin sonunda kuru cilalama teknolojisi olarak yer al\u0131r ve zaten y\u0131kanm\u0131\u015f, kurutulmu\u015f PET flakelerinden PVC ve di\u011fer polimerlerin son izlerini kald\u0131r\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Ba\u015flang\u0131\u00e7: Olabildi\u011fince fazla PVC'yi d\u0131\u015far\u0131da tutma<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PVC'ye kar\u015f\u0131 ilk savunma hatt\u0131, basit\u00e7e onun flake ak\u0131\u015f\u0131na girmesine izin vermemektir. Ortak stratejiler \u015funlard\u0131r:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>UV veya g\u00f6rsel yard\u0131mlarla el yap\u0131m\u0131 s\u0131ralama:<\/strong> Uzman operat\u00f6rler PVC \u015fi\u015felerini ve etiketlerini tan\u0131yabilir ve UV ayd\u0131nlatma PET ve PVC aras\u0131ndaki kontrast\u0131 art\u0131rabilir.<\/li>\n\n\n\n<li><strong>NIR tabanl\u0131 \u015fi\u015fe s\u0131ralay\u0131c\u0131lar:<\/strong> Yak\u0131n k\u0131z\u0131l\u00f6tesi optik s\u0131ralay\u0131c\u0131lar \u015fi\u015feleri polimer t\u00fcr\u00fcne g\u00f6re s\u0131n\u0131fland\u0131r\u0131r ve par\u00e7alama \u00f6ncesinde PVC, PETG ve di\u011fer istenmeyen maddeleri atar.<\/li>\n\n\n\n<li><strong>Mekanik ve etiket kald\u0131rma a\u015famalar\u0131:<\/strong> <a href=\"https:\/\/www.recyclemachine.net\/tr\/plastik-sise-etiketi-cikarma-makinesi\/\">Etiket kald\u0131rma sistemleri<\/a> ve \u00f6n y\u0131kama a\u015famalar\u0131, etiketleri ve ceketleri kald\u0131rarak, a\u015fa\u011f\u0131 ak\u0131\u015ftaki PVC y\u00fck\u00fcn\u00fc azalt\u0131r.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu teknolojiler, tam \u015fi\u015feler ve b\u00fcy\u00fck par\u00e7alarda son derece etkili olsa da, k\u00fc\u00e7\u00fck par\u00e7alar ve kar\u0131\u015f\u0131k flakeler i\u00e7in m\u00fckemmel de\u011fildirler ve PVC miktar\u0131n\u0131 rendeleme ve y\u0131kama b\u00f6l\u00fcmlerine gelen miktar\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde azaltamazlar.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u0131kama, y\u00fczen-kal\u0131r ve ne yapabilecekleri (ve yapamayacaklar\u0131)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PET \u015fi\u015fe hatlar\u0131n\u0131n \u00e7o\u011fu, yap\u0131\u015ft\u0131r\u0131c\u0131lar, ka\u011f\u0131t, organik maddeler ve d\u00fc\u015f\u00fck yo\u011funluklu kirletici maddeleri kald\u0131rmak i\u00e7in s\u0131cak y\u0131kama, frizaj y\u0131kama ve y\u00fczen-kal\u0131r ay\u0131rma kombinasyonuna g\u00fcvenir. Tipik bir s\u00fcre\u00e7te:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>S\u0131v\u0131 rendele\u00e7iler \u015fi\u015feleri flakelere indirir.<\/li>\n\n\n\n<li>Frizaj y\u0131kay\u0131c\u0131lar ve s\u0131cak y\u0131kama tanklar\u0131 etiketleri, kir ve yap\u0131\u015ft\u0131r\u0131c\u0131lar\u0131 temizler.<\/li>\n\n\n\n<li><a href=\"https:\/\/www.recyclemachine.net\/tr\/pet-pulu-aritma-ayirma-tanki\/\">Y\u00fczen-kal\u0131nt\u0131 tanklar\u0131<\/a> PET'yi yo\u011funluk temelinde PP\/HDPE'den ay\u0131r.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu ad\u0131mlar, genel kirleticiyi azaltmak ve PET'i kapa\u011f\u0131n ve etiketlerden ay\u0131rmak i\u00e7in m\u00fckemmel \u00e7al\u0131\u015f\u0131r. Ancak, PET ve PVC aras\u0131ndaki yo\u011funluk farklar\u0131 nispeten k\u00fc\u00e7\u00fck ve bir\u00e7ok yo\u011funluk tabanl\u0131 sistem PVC kald\u0131rma i\u00e7in \u00f6zel olarak optimize edilmemi\u015ftir. Bu nedenle, ek cilalama ad\u0131m\u0131 kullan\u0131lmazsa, iyi tasarlanm\u0131\u015f y\u0131kama hatlar\u0131 bile 100\u2013200 ppm'nin \u00fczerinde PVC seviyeleri olan PET flakeleri teslim edebilir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Her ad\u0131m\u0131n ger\u00e7ekten neyi kald\u0131rabilece\u011fi (h\u0131zl\u0131 referans)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Ad\u0131m<\/th><th>En iyi kald\u0131rma<\/th><th>PVC kontrol s\u0131n\u0131rlar\u0131<\/th><\/tr><\/thead><tbody><tr><td>Ba\u015flang\u0131\u00e7 s\u0131ralama (el yap\u0131m\u0131 \/ optik)<\/td><td>Tam PVC konteynerleri, belirgin off-spec maddeler<\/td><td>Small fragments and mixed flakes can slip through<\/td><\/tr><tr><td>De-labelling \/ sleeve removal<\/td><td>Sleeves, labels, seals before they become fragments<\/td><td>Less effective once material is shredded into small pieces<\/td><\/tr><tr><td>Hot wash + friction wash<\/td><td>Glue, dirt, organics; improves overall cleanliness<\/td><td>Cleaning does not equal polymer separation; PVC can remain<\/td><\/tr><tr><td>Float-sink<\/td><td>PP\/HDPE vs PET separation (caps\/labels)<\/td><td>PET vs PVC density separation is not consistently sharp<\/td><\/tr><tr><td>Dry polishing (often electrostatic)<\/td><td>Trace PVC and other polymers in dry flakes<\/td><td>Requires tight moisture and particle-size control<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Why dry electrostatic separation is needed as a polishing step<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">To push PVC levels below 50 ppm, many recyclers add a <strong>dry electrostatic separation<\/strong> stage after drying. Electrostatic separators exploit differences in electrical properties between PET and PVC:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">For a practical equipment overview, see: <a href=\"https:\/\/www.rumtoo.com\/plastic-electrostatic-separator\/\">Plastic Electrostatic Separator<\/a><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Flakes are exposed to a charging mechanism (corona or triboelectric charging), which induces different polarities on different polymers.<\/li>\n\n\n\n<li>Charged flakes pass through an electric field between electrodes or a charged drum.<\/li>\n\n\n\n<li>PET ve PVC'nin y\u00fck\u00fc ve iletkenli\u011fi nedeniyle farkl\u0131 yollarda ilerlemeleri ve ayr\u0131 fraksiyonlar olarak toplanmalar\u0131 gerekmektedir.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Deneysel \u00e7al\u0131\u015fmalar\u0131 ve ekip tedarik\u00e7ileri, elektrostatik ayr\u0131\u015ft\u0131rman\u0131n do\u011fru bir \u015fekilde entegre edilmesi halinde, PVC'nin PET flaklar\u0131nda 1.000 ppm'den 50 ppm alt\u0131na d\u00fc\u015fen de\u011ferlere d\u00fc\u015f\u00fcr\u00fclmesini ve di\u011fer polimer kontaminasyonlar\u0131n da kald\u0131r\u0131lmas\u0131n\u0131 rapor etmektedir. Bu, kalite kontrol ve ambalajlama \u00f6ncesi son ince ayar\u0131 olarak bu teknolojiyi \u00f6zellikle \u00e7ekici k\u0131lmaktad\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Elektrostatik performans\u0131 etkileyen i\u015fletim ko\u015fullar\u0131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">G\u00fcvenilir ayr\u0131\u015ft\u0131rma sa\u011flamak ve 50 ppm alt\u0131nda kalmak i\u00e7in, birka\u00e7 i\u015fletim parametresinin kontrol edilmesi gerekmektedir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Moisture content:<\/strong> Elektrostatik ay\u0131r\u0131c\u0131lar genellikle kuru girdi gerektirir, genellikle 0.5\u20130.8%'ye kadar kal\u0131nt\u0131 nem ile, y\u00fcklerin da\u011f\u0131lmas\u0131n\u0131 \u00f6nlemek i\u00e7in.<\/li>\n\n\n\n<li><strong>Particle size and shape:<\/strong> Flake boyutu, \u00f6rne\u011fin 10\u201312 mm alt\u0131nda bir tan\u0131mlanm\u0131\u015f aral\u0131kta olmal\u0131d\u0131r (k\u0131s\u0131tl\u0131 tozlu malzeme ile), elektrik alan\u0131nda istikrarl\u0131 y\u00f6r\u00fcnge sa\u011flamak i\u00e7in.<\/li>\n\n\n\n<li><strong>Blend composition:<\/strong> G\u0131da at\u0131klar\u0131n\u0131n bile\u015fimi nispeten istikrarl\u0131 olmal\u0131d\u0131r veya makine, PVC\/PET oranlar\u0131na g\u00f6re ayarlanmal\u0131d\u0131r ki at\u0131k ve reddedilen fraksiyonlar kontrol alt\u0131nda kalabilsin.<\/li>\n\n\n\n<li><strong>Gerilim, elektrot konfig\u00fcrasyonu ve b\u00f6l\u00fcc\u00fc ayarlar\u0131:<\/strong> Bu parametreleri optimize etmek, PVC kald\u0131rma verimlili\u011fini PET verimi ile dengelemek ve kay\u0131plar\u0131 minimize etmek i\u00e7in kritik \u00f6neme sahiptir.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Pratikte, bir\u00e7ok tesis iki a\u015famal\u0131 bir strateji uygulamaktad\u0131r: birincil manyetik ge\u00e7i\u015f, y\u00fcksek PET \u00fcr\u00fcn\u00fc ve y\u00fcksek PVC reddi ay\u0131rmak i\u00e7in, ard\u0131ndan ikinci ge\u00e7i\u015f, PVC'yi daha da azaltmak ve PET'i geri kazanmak i\u00e7in orta kalite malzemeye uygulan\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Entegre PET \u015fi\u015fe y\u0131kama hatlar\u0131n\u0131n rol\u00fc<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Tam kapsaml\u0131 sistem tedarik\u00e7ileri, iyi tasarlanm\u0131\u015f bir PET \u015fi\u015fe y\u0131kama hat\u0131n\u0131 ve son elektrik statik cilalama a\u015famas\u0131n\u0131 birle\u015ftirerek 99.8%'nin \u00fczerinde flake safiyetleri ve \u00e7ok d\u00fc\u015f\u00fck PVC seviyeleri elde edebilece\u011fini g\u00f6stermektedir. Tipik tasar\u0131m unsurlar\u0131 \u015funlar\u0131 i\u00e7erir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Bale a\u00e7ma, metal \u00e7\u0131karma ve \u00f6n s\u0131n\u0131fland\u0131rma.<\/li>\n\n\n\n<li>Otomatik \u015fi\u015fe s\u0131n\u0131fland\u0131rma (NIR) ve manuel kalite kontrol\u00fc.<\/li>\n\n\n\n<li>Y\u00fcksek verimli etiket kald\u0131rma, s\u0131cak y\u0131kama ve s\u00fcrt\u00fcnme temizleme.<\/li>\n\n\n\n<li>Poliolefinler i\u00e7in \u00e7ok a\u015famal\u0131 y\u00fczen-kal\u0131r ve yo\u011funluk ay\u0131rma.<\/li>\n\n\n\n<li>Elektrostatik ay\u0131rma i\u00e7in gerekli nem seviyesine ula\u015fmak i\u00e7in d\u00fc\u015f\u00fck kal\u0131nt\u0131l\u0131 kurutma.<\/li>\n\n\n\n<li>PET\/PVC ve di\u011fer kar\u0131\u015f\u0131k plastikler i\u00e7in bir veya daha fazla elektrik statik ay\u0131r\u0131c\u0131.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu a\u015famalar do\u011fru \u015fekilde m\u00fchendislenip ayarland\u0131\u011f\u0131nda, temiz PET flakelerinin istikrarl\u0131 bir \u00e7\u0131k\u0131\u015f\u0131 elde edilir, PVC 50 ppm e\u015fi\u011finin alt\u0131ndad\u0131r ve g\u0131da s\u0131n\u0131f\u0131 veya y\u00fcksek performans uygulamalar\u0131 i\u00e7in haz\u0131r hale gelir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Takip, test ve s\u00fcrekli iyile\u015ftirme<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bir PVC hedefine bir kez ula\u015fmak yeterli de\u011fildir - geri d\u00f6n\u00fc\u015f\u00fcm\u00e7ilerin zaman i\u00e7inde tutarl\u0131 performans g\u00f6stermeleri gerekmektedir. Bu genellikle \u015funlar\u0131 i\u00e7erir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PVC i\u00e7eri\u011finin d\u00fczenli olarak laboratuvar test edilmesi, genellikle f\u0131r\u0131n testleri veya \u00f6zel analitik y\u00f6ntemler kullan\u0131larak tan\u0131mlanm\u0131\u015f ppm s\u0131n\u0131rlar\u0131na kar\u015f\u0131, d\u00fczenli olarak.<\/li>\n\n\n\n<li>Anahtar de\u011fi\u015fkenler \u00fczerinde s\u00fcre\u00e7 izleme, bale kalitesi, s\u0131n\u0131fland\u0131rma reddi oranlar\u0131, y\u0131kama performans\u0131 ve elektrik statik ay\u0131r\u0131c\u0131 ayarlar\u0131 gibi.<\/li>\n\n\n\n<li>Hat \u00fczerinde d\u00fczenli olarak denetimler, yeni kontaminasyon kaynaklar\u0131 veya performansta kayma tespit etmek i\u00e7in.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu s\u00fcreci kalite y\u00f6netim sistemine d\u00f6n\u00fc\u015ft\u00fcren tesisler, marka sahiplerinin gereksinimlerini kar\u015f\u0131lamak ve y\u00fcksek de\u011ferli rPET i\u00e7in uzun vadeli s\u00f6zle\u015fmeler kazanmak i\u00e7in daha iyi konumdad\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Kabul ve QA: 50 ppm'nin alt\u0131nda tutulmas\u0131n\u0131 nas\u0131l kan\u0131tlayabilirsiniz<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Al\u0131c\u0131lar i\u00e7in \u201cPVC &lt; 50 ppm\u201d savunabilir hale getirmek i\u00e7in, kabul plan\u0131n\u0131z\u0131 tan\u0131mlay\u0131n ve ona sad\u0131k kal\u0131n:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u00d6rnekleme plan\u0131:<\/strong> \u00f6rne\u011fin, kurutma sonras\u0131 veya cilalama sonras\u0131 veya paketlenmeden \u00f6nce nerede ve ne s\u0131kl\u0131kla \u00f6rnek al\u0131naca\u011f\u0131n\u0131 belirlemek.<\/li>\n\n\n\n<li><strong>Trend, kesitler de\u011fil:<\/strong> zaman i\u00e7inde sonu\u00e7lar\u0131 izleyin ve sapmalar\u0131 giri\u015fimli balelere, ceket t\u00fcrlerine, nem kaymas\u0131na veya ay\u0131r\u0131c\u0131 ayarlara ba\u011flay\u0131n.<\/li>\n\n\n\n<li><strong>\u0130zlenecek s\u00fcre\u00e7 KPI'lar\u0131:<\/strong> giri\u015fimli bale kalitesi, optik s\u0131n\u0131fland\u0131rma reddi oranlar\u0131, kurutucu nemi, flake boy da\u011f\u0131l\u0131m\u0131 (in\u00e7), elektrik statik voltaj\/b\u00f6l\u00fcc\u00fc ayarlar\u0131 ve PET verim kay\u0131plar\u0131.<\/li>\n\n\n\n<li><strong>T\u0131rmanma kurallar\u0131:<\/strong> bir art\u0131\u015f g\u00f6rd\u00fc\u011f\u00fcn\u00fczde ne olur (lotu tut, orta kaliteyi yeniden i\u015fle, ayarlar\u0131 ayarla, bale kayna\u011f\u0131n\u0131 denetle).<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">B\u00fct\u00fcn bunlar\u0131 bir araya getirme<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PET \u015fi\u015fe geri d\u00f6n\u00fc\u015f\u00fcm hatlar\u0131nda PVC'nin 50 ppm alt\u0131nda kontrol edilmesi m\u00fcmk\u00fcnd\u00fcr, ancak bu, sistem d\u00fczeyi bir bak\u0131\u015f a\u00e7\u0131s\u0131na gerektirir:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Maksimum PVC'yi hatt\u0131n d\u0131\u015f\u0131nda tutmak i\u00e7in bale kontrol\u00fc ve \u00f6n s\u0131ralama kullan\u0131n.<\/li>\n\n\n\n<li>K\u00fctle kontaminasyonunu kald\u0131rmak i\u00e7in sa\u011flam y\u0131kama ve yo\u011funluk ayr\u0131\u015ft\u0131rmas\u0131 kullan\u0131n.<\/li>\n\n\n\n<li>Son PVC ve yabanc\u0131 polimerleri yakalamak i\u00e7in son cilalama ad\u0131m\u0131nda kuru elektrostatik ayr\u0131\u015ft\u0131rma ekleyin.<\/li>\n\n\n\n<li>Her \u015feyi test ve i\u015fletim kontrol\u00fc ile destekleyerek, s\u00fcrekli olarak spesifikasyona uygun oldu\u011funuzu kan\u0131tlay\u0131n.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu stratejileri bir araya getirerek, PET geri d\u00f6n\u00fc\u015f\u00fcm\u00e7ileri daha y\u00fcksek kaliteli flaklar \u00fcretebilir, daha talepkar son pazarlara eri\u015febilir ve i\u015fletmelerinin genel ekonomisini iyile\u015ftirebilirler.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SSS<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Bottle-to-bottle veya g\u0131da temas\u0131 rPET i\u00e7in tipik olarak ne kadar PVC seviyesi gerekmektedir?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Many high-spec buyers treat <strong>\u2264 50 ppm<\/strong> ana s\u0131n\u0131rlay\u0131c\u0131 olarak ve baz\u0131lar\u0131 uygulama ve risk tolerans\u0131na ba\u011fl\u0131 olarak daha s\u0131k\u0131ya giderler.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>G\u00fc\u00e7l\u00fc bir y\u0131kama hatt\u0131 yaln\u0131zca PVC'yi 50 ppm alt\u0131na d\u00fc\u015f\u00fcrebilir mi?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Genellikle hay\u0131r. Y\u0131kama kir, yap\u0131\u015ft\u0131r\u0131c\u0131 \/ organik maddeleri etkili bir \u015fekilde kald\u0131r\u0131r, ancak PVC kontrol\u00fc genellikle <strong>polymer-selective separation<\/strong>, especially for small fragments.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Elektrostatik ayr\u0131\u015ft\u0131rman\u0131n performans\u0131n\u0131n en yayg\u0131n nedeni nedir?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Feed conditions: <strong>moisture too high<\/strong>, \u00e7ok fazla tozlu malzeme veya istikrars\u0131z girdi bile\u015fimi \/ ayarlar\u0131.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Where should PVC testing be done?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En az\u0131ndan, son \u00fcr\u00fcn noktas\u0131 yak\u0131n\u0131nda (ambalajlama \u00f6ncesinde) test edin ve (\u00f6rne\u011fin, kurutma \/ cilalama sonras\u0131) arka kontroller kullanarak saptamalarda nereden kaynakland\u0131\u011f\u0131n\u0131 belirlemek i\u00e7in arac\u0131 kontroller yap\u0131n.<\/p>","protected":false},"excerpt":{"rendered":"<p>Controlling PVC contamination is one of the toughest challenges in PET bottle recycling, especially when you target high-end applications and food-grade rPET. Even at concentrations around 50 ppm, PVC can damage PET quality, causing brittleness, yellowing and unwanted by-products during extrusion. For PET recyclers, keeping PVC as low as possible is not just a technical &hellip; <a href=\"https:\/\/www.recyclemachine.net\/tr\/pvcyi-pet-botta-geri-donusum-hatlarinda-50-ppm-altinda-nasil-kontrol-edebilirsiniz\/\" class=\"more-link\">okumaya devam et <span class=\"screen-reader-text\">PET Bottlesinde PVC'yi 50 ppm Alt\u0131nda Kontrol Etme Yollar\u0131<\/span><\/a><\/p>","protected":false},"author":1,"featured_media":13921,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1997],"tags":[],"class_list":["post-13919","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-buying-guides"],"tsf_seo":{"title":"","description":""},"_links":{"self":[{"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/posts\/13919","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/comments?post=13919"}],"version-history":[{"count":4,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/posts\/13919\/revisions"}],"predecessor-version":[{"id":14364,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/posts\/13919\/revisions\/14364"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/media\/13921"}],"wp:attachment":[{"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/media?parent=13919"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/categories?post=13919"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.recyclemachine.net\/tr\/wp-json\/wp\/v2\/tags?post=13919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}