{"product_id":"blown-film-recycled-materials-course-p8","title":"Online Course: Production of Films from Recycled Materials and In-House Recycling (Part 8) – BLFIL-P8-1008","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eBlown Film Production from Recycled Materials \u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eRegrind is not virgin resin. Every batch is different. And your process doesn't care about your sustainability targets.\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eThe real challenge is not adding recyclate to your blend. It's maintaining film quality and process stability when the input keeps changing.\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSustainability pressure is growing. Customers demand recycled content. Regulations push for higher PCR and PIR ratios. But the production floor sees a different reality: \u003cstrong\u003evariable melt flow, contamination, inconsistent color, bubble instability, and film properties that change from batch to batch\u003c\/strong\u003e — even when the regrind supplier says everything is \"within spec.\"\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMost plants handle recycled materials reactively. They add regrind until something goes wrong, then reduce the percentage. Nobody knows the actual limit — because nobody understands the relationship between \u003cstrong\u003eregrind quality, blend ratio, process parameters, and final film properties\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis blown film training course changes that. Your team learns to work with recycled materials \u003cstrong\u003esystematically\u003c\/strong\u003e — assessing incoming material, setting the right blend ratios, adjusting process parameters, and maintaining quality control even when the input is variable.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eWhat your team will learn to do:\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Understand \u003cstrong\u003ehow regrind and recyclate differ from virgin PE resin\u003c\/strong\u003e — in melt behavior, contamination levels, moisture content, and batch-to-batch variability\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Evaluate \u003cstrong\u003eregrind quality\u003c\/strong\u003e before it reaches the extruder — MFI, moisture, contamination, homogeneity — and know which parameters matter most for blown film extrusion\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Distinguish between \u003cstrong\u003epost-industrial (PIR) and post-consumer (PCR) recyclate\u003c\/strong\u003e — and understand why the source determines what you can and cannot produce\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Set the right \u003cstrong\u003eblend ratio of regrind to virgin material\u003c\/strong\u003e — balancing cost savings against process stability and film quality\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Adjust \u003cstrong\u003eblown film extrusion process parameters\u003c\/strong\u003e (temperature, screw speed, pressure) specifically for processing recycled materials\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Recognize \u003cstrong\u003ehow regrind affects bubble stability\u003c\/strong\u003e — and why problems with recyclate often look like machine issues when the real cause is material variability\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Understand \u003cstrong\u003ehow recycled content changes film properties\u003c\/strong\u003e — mechanical strength, optical clarity, surface quality — and what trade-offs are acceptable for your application\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Apply \u003cstrong\u003edesign for recycling\u003c\/strong\u003e principles — designing film structures that can be recycled effectively after use, closing the loop from production to end-of-life\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Implement \u003cstrong\u003equality control systems\u003c\/strong\u003e that maintain production repeatability despite variable input material\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eWho is this course for?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eMachine operators\u003c\/strong\u003e who work with regrind daily and need to understand why the process behaves differently with every new batch of recycled material\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eProduction engineers and technologists\u003c\/strong\u003e responsible for setting blend ratios, adjusting process parameters, and maintaining film quality when using recyclate in blown film production\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eQuality specialists\u003c\/strong\u003e who need to evaluate incoming regrind quality and connect material properties with final film performance\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eProduction managers and plant directors\u003c\/strong\u003e under pressure to increase recycled content while maintaining product quality and production efficiency\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eCompanies implementing internal recycling\u003c\/strong\u003e programs or increasing their use of post-consumer and post-industrial recycled PE materials\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eWhy this course matters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eEvery blown film producer is being pushed to use more recycled material. The question is not \u003cstrong\u003ewhether\u003c\/strong\u003e you will increase recycled content — it's \u003cstrong\u003ewhether your team knows how to do it without losing quality, stability, and margin\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eMost plants lose more money from failed regrind trials than they save on raw material costs. A 20% regrind blend that causes 5% more scrap and two additional production stops per week \u003cstrong\u003ecosts more than virgin resin\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis course teaches your team to \u003cstrong\u003efind the real limit\u003c\/strong\u003e — the maximum recycled content your process can handle while maintaining quality. Not by trial and error, but by understanding what the material does to the melt, the bubble, and the film.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe result: \u003cstrong\u003ehigher recycled content, lower scrap from regrind-related instability, fewer customer complaints about film quality\u003c\/strong\u003e, and a team that makes recycling decisions based on process knowledge — not guesswork.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eWhat will you learn?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eHow regrind differs from virgin PE resin\u003c\/strong\u003e The fundamental differences in melt behavior, contamination, thermal history, and variability — and why treating regrind like virgin material leads to problems in blown film extrusion.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSources of recyclate — PIR vs. PCR\u003c\/strong\u003e How the origin of recycled material determines its quality, consistency, and suitability for blown film production — and why post-consumer recyclate requires a completely different approach than post-industrial regrind.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eEvaluating regrind quality — the parameters that matter\u003c\/strong\u003e MFI, moisture content, contamination levels, and homogeneity — how to assess incoming material before it causes problems on your blown film line.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eMaterial variability and its impact on process stability\u003c\/strong\u003e How batch-to-batch differences in regrind translate into process fluctuations — and how to recognize whether instability is caused by material, machine, or settings.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSetting the right blend ratio\u003c\/strong\u003e How to determine the optimal proportion of regrind to virgin resin — balancing cost, quality, and process stability without exceeding the limits of your blown film extrusion line.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eProcess parameter adjustments for recycled materials\u003c\/strong\u003e Which temperature, screw speed, and pressure settings need to change when processing regrind — and why the standard settings for virgin resin don't work.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eHow regrind affects bubble stability and film formation\u003c\/strong\u003e Why blown film production with recyclate creates specific challenges — melt inhomogeneity, frost line shifts, thickness variation — and how to manage them.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFilm properties with recycled content\u003c\/strong\u003e How recycled material affects mechanical strength, optical properties, surface quality, and sealability — and what level of change is acceptable for different applications.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eDesign for recycling — closing the loop\u003c\/strong\u003e How to design blown film structures that can be effectively recycled at end-of-life — material selection, additive choices, and structure simplification.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eQuality control for production with regrind\u003c\/strong\u003e Methods for monitoring incoming material and finished film quality — and how to maintain production repeatability when the raw material keeps changing.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eCourse format\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003ePractical PDF materials\u003c\/strong\u003e covering regrind assessment, blend design, process adjustment, and quality control for blown film production with recycled materials\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eVideo and audio explanations\u003c\/strong\u003e for selected topics — material variability, bubble behavior with regrind, quality monitoring\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eFinal quiz\u003c\/strong\u003e to verify your ability to evaluate regrind quality, set blend ratios, and maintain process stability\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eRolbatch Academy certificate\u003c\/strong\u003e upon successful completion\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch4 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eRecycling is not just a sustainability goal. It's a production skill.\u003c\/span\u003e\u003c\/h4\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eParts 1–7 give your team the complete foundation of blown film extrusion — process, materials, machine, optimization, supporting technologies, specialized films, and multilayer structures. Part 8 adds the ability to \u003cstrong\u003ework with variable input\u003c\/strong\u003e — a skill that becomes more critical every year as recycled content requirements increase across the industry.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSee the \u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/www.rolbatch.eu\/collections\/blown-film-extrusion-complete-training-program-p1-p9\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" target=\"_blank\"\u003efull course series (P1–P9) →\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003ePractical details\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eAccess duration:\u003c\/strong\u003e 30 days — learn at your own pace\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eCertificate:\u003c\/strong\u003e Rolbatch Academy certificate and diploma\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eAvailable languages:\u003c\/strong\u003e German, English, Polish, Spanish. Other languages upon request\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003ePrice:\u003c\/strong\u003e net price. VAT will be added at checkout where applicable. EU companies with a valid VAT ID (verified in VIES) may qualify for 0% VAT — contact us before purchase.\u003c\/p\u003e\n\u003chr class=\"border-border-200 border-t-0.5 my-3 mx-1.5\"\u003e\n\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eQuestions? Need a quote for your team?\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVisit our Contact page for pricing, group discounts, and language availability.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003e\u003cstrong\u003eAvailable in 14 languages\u003c\/strong\u003e\u003c\/span\u003e — English, German, Polish, Spanish, Italian, French, Russian, Slovak, Czech, Turkish, Chinese, Swedish, Ukrainian, Portuguese.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eSee \u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003e\u003ca aria-describedby=\"a11y-new-window-message\" rel=\"noopener\" href=\"https:\/\/www.rolbatch.eu\/pages\/language-versions\" target=\"_blank\"\u003eall language options and conditions →\u003c\/a\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca aria-describedby=\"a11y-new-window-message\" rel=\"noopener\" href=\"https:\/\/www.rolbatch.eu\/pages\/certificates\" target=\"_blank\"\u003eCertificates -\u0026gt;\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca aria-describedby=\"a11y-new-window-message\" href=\"https:\/\/www.rolbatch.eu\/pages\/contact-rolbatch-academy\" rel=\"noopener\" target=\"_blank\"\u003eContact -\u0026gt;\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca aria-describedby=\"a11y-new-window-message\" rel=\"noopener\" href=\"https:\/\/www.rolbatch.eu\/pages\/faq-online-trainings-plastics-recycling\" target=\"_blank\"\u003eFAQ -\u0026gt;  \u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003ca aria-describedby=\"a11y-new-window-external-message\" href=\"https:\/\/www.linkedin.com\/in\/drmagdalenalaabs\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003c\/strong\u003eVisit us on LinkedIn -\u0026gt;\u003c\/a\u003e\u003c\/li\u003e\n\u003cli class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eBrowse \u003ca aria-describedby=\"a11y-new-window-message\" rel=\"noopener\" href=\"https:\/\/www.rolbatch.eu\/collections\/blown-film-extrusion-complete-training-program-p1-p9?pb=0\" target=\"_blank\"\u003e\u003cstrong\u003eall courses in this series -\u0026gt;\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cimg style=\"float: none;\" alt=\"Rolbatch Academy - Dr Magdalena Laabs - Plastics Processing\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0767\/8282\/9835\/files\/plastics-processing-online-course-training-webinar-RolbatchAcademy-DrMagdalenaLaabs-GreeTech-Innovation-Technology-Sustainability_600x600.jpg?v=1733751745\"\u003e\u003c\/h3\u003e","brand":"ROLBATCH ACADEMY","offers":[{"title":"1. English - presales","offer_id":53110498787595,"sku":"BLFIL-P8-1008-EN","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"2. Polish - presales","offer_id":53110498820363,"sku":"BLFIL-P8-1008-PL","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"3. German - presales","offer_id":53110498853131,"sku":"BLFIL-P8-1008-DE","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"4. Spanish - presales","offer_id":53110498885899,"sku":"BLFIL-P8-1008-ES","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"5. Italian - translation available upon request","offer_id":53110498918667,"sku":"BLFIL-P8-1008-IT","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"6. French - translation available upon request","offer_id":53110498951435,"sku":"BLFIL-P8-1008-FR","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"7. Russian - translation available upon request","offer_id":53110498984203,"sku":"BLFIL-P8-1008-RU","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"8. Slovak - translation available upon request","offer_id":53110499016971,"sku":"BLFIL-P8-1008-SK","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"9. Czech - translation available upon request","offer_id":53110499049739,"sku":"BLFIL-P8-1008-CZ","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"10. Turkish - translation available upon request","offer_id":53110499082507,"sku":"BLFIL-P8-1008-TR","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"11. Chinese (Simplified) - translation available upon request","offer_id":53110499115275,"sku":"BLFIL-P8-1008-ZH","price":937.0,"currency_code":"EUR","in_stock":true},{"title":"12. Swedish - translation available upon request","offer_id":53110499148043,"sku":"BLFIL-P8-1008-SE","price":1070.0,"currency_code":"EUR","in_stock":true},{"title":"13. Ukrainian - translation available upon request","offer_id":53110499180811,"sku":"BLFIL-P8-1008-UA","price":937.0,"currency_code":"EUR","in_stock":true},{"title":"14. Portuguese - translation available upon request","offer_id":53110499213579,"sku":"BLFIL-P8-1008-PT","price":803.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/8282\/9835\/files\/Kurs-1-FOLIE-English-01_e590dd9f-c05d-4ce9-8fb7-216f4aa91b9c.png?v=1778581736","url":"https:\/\/www.rolbatch.eu\/products\/blown-film-recycled-materials-course-p8","provider":"ROLBATCH ACADEMY","version":"1.0","type":"link"}