{"product_id":"blown-film-shrink-stretch-hood-course-p6","title":"Online Course: Shrink Film and Stretch Hood Production (Part 6) - BLFIL-P6-1006","description":"\u003ch2 class=\"text-text-100 mt-3 -mb-1 text-[1.125rem] font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eShrink Film and Stretch Hood Production \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);\"\u003eYour film looks fine on the line. But does it actually hold the load?\u003c\/span\u003e\u003c\/h3\u003e\n\u003ch3 class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eA film that shrinks unevenly, tears during wrapping, or fails to stabilize the pallet is not a process problem. It's a product design problem.\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eShrink film and stretch hood are not just another type of blown film. They are films where \u003cstrong\u003ethe final performance is defined by what happens after production\u003c\/strong\u003e — during heat shrinking or mechanical stretching on the pallet. A film can look perfect on the winding station and still fail completely at the customer's site.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eIn most plants, shrink film and stretch hood are produced using the same logic as standard packaging film. The result: complaints about uneven shrinkage, insufficient load stability, film tearing during application, and endless trial-and-error adjustments that never fully solve the problem.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis course teaches your team to \u003cstrong\u003eproduce film backwards\u003c\/strong\u003e — starting from the end-use requirement and working back to the process settings and raw material selection that deliver it.\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 the \u003cstrong\u003efundamental difference between shrink film and stretch hood\u003c\/strong\u003e — heat shrinkage vs. mechanical stretch and elastic recovery — and why the production approach must be completely different for each\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Select the right \u003cstrong\u003eraw materials for shrink film\u003c\/strong\u003e (LDPE, LLDPE, EVA) and understand how each resin affects shrinkage, clarity, and processability\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Select the right \u003cstrong\u003eraw materials for stretch hood\u003c\/strong\u003e and understand what determines load stability, puncture resistance, and elastic recovery\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Understand \u003cstrong\u003ehow EVA content and additives change shrink behavior\u003c\/strong\u003e — and when they improve performance vs. when they cause problems\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Control \u003cstrong\u003efilm orientation (MD\/TD)\u003c\/strong\u003e as the key parameter for shrinkage direction, uniformity, and mechanical strength\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Set \u003cstrong\u003eprocess parameters specifically for shrink film\u003c\/strong\u003e — temperature, BUR, cooling — and understand how each one affects the final shrink result\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Set \u003cstrong\u003eprocess parameters specifically for stretch hood\u003c\/strong\u003e — and understand how they differ from shrink film production\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Maintain \u003cstrong\u003ebubble stability with demanding formulations\u003c\/strong\u003e — higher EVA content, specialized blends, and their effect on process behavior\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Understand \u003cstrong\u003ehow cooling rate and uniformity affect the internal structure\u003c\/strong\u003e of the film and its end-use properties\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— Connect \u003cstrong\u003emechanical test results with process conditions\u003c\/strong\u003e — tensile strength, elongation, shrink force — and use them to optimize, not just report\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 producing shrink film or stretch hood who need to understand why process settings for these films are different from standard PE film\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 formulation, process setup, and achieving specific end-use performance\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 connect lab results (shrinkage %, tensile, puncture resistance) with process conditions and material choices\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 in companies producing shrink film, stretch hood, or planning to add these products to their portfolio\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e— \u003cstrong\u003eCompanies receiving complaints\u003c\/strong\u003e about film performance at the customer's site — shrinkage uniformity, load stability, film failures during application\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]\"\u003eThe most expensive problem in shrink film and stretch hood production is not scrap on the line. It's \u003cstrong\u003efilm that passes all your internal quality checks but fails at the customer's site\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eUneven shrinkage. Load collapse during transport. Film tearing during application. These problems don't show up on your production report — they show up as complaints, returns, and lost customers.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThis course teaches your team to \u003cstrong\u003ethink from the application backwards\u003c\/strong\u003e. They stop optimizing the process for line stability alone and start optimizing it for \u003cstrong\u003ewhat the film actually needs to do\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eThe result: \u003cstrong\u003efewer customer complaints, more predictable film performance, and a team that understands the connection between what they set on the line and what happens on the pallet.\u003c\/strong\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);\"\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\u003eShrink film vs. stretch hood — technological and application differences\u003c\/strong\u003e How each type works, why the production approach is fundamentally different, and what this means for raw material selection, process settings, and quality control.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRaw materials for shrink film — LDPE, LLDPE, EVA\u003c\/strong\u003e How each resin type affects shrinkage behavior, optical properties, and processability — and the trade-offs between clarity, shrink performance, and process stability.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eRaw materials for stretch hood\u003c\/strong\u003e What determines load-holding force, puncture resistance, and elastic recovery — and how material selection differs from shrink film.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eThe role of EVA and additives in shrink films\u003c\/strong\u003e How EVA content and functional additives change the film's response to heat — and when their use improves performance vs. when it creates new problems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eFilm orientation (MD\/TD) — the key to shrinkage and strength\u003c\/strong\u003e How process settings control the direction and magnitude of shrinkage — and why orientation is the single most important factor for end-use performance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eProcess parameters for shrink film production\u003c\/strong\u003e Temperature profiles, BUR, cooling settings — how each parameter affects shrink ratio, uniformity, and final film quality.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eProcess parameters for stretch hood production\u003c\/strong\u003e How the process setup differs from shrink film — and which parameters control elongation, elastic recovery, and load stability.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eBubble stability with demanding formulations\u003c\/strong\u003e How higher EVA content and specialized blends affect bubble behavior — and how to maintain process stability with these materials.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eCooling and its effect on film structure\u003c\/strong\u003e How cooling rate and uniformity influence crystallinity, orientation, and the mechanical properties that determine end-use performance.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eMechanical testing and process optimization\u003c\/strong\u003e How to use tensile strength, elongation, shrink force, and puncture resistance results to trace problems back to specific process conditions — and fix them.\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 structured around the connection between process settings, raw materials, and end-use film performance\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 — orientation behavior, shrink mechanics, stretch hood application\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 connect process decisions with product performance\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\u003ch3 class=\"text-text-100 mt-2 -mb-1 text-base font-bold\"\u003e\u003cspan style=\"color: rgb(255, 128, 0);\"\u003eThis course introduces product-focused thinking.\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eParts 1–5 teach your team how the process works, what the materials do, how the machine operates, how to troubleshoot, and how to evaluate supporting technologies. Part 6 adds a new dimension: \u003cstrong\u003ehow process decisions translate into end-use performance\u003c\/strong\u003e — a skill that becomes critical for every specialized film product.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cspan style=\"color: rgb(0, 0, 0);\"\u003e\u003cstrong\u003eSee the \u003ca href=\"https:\/\/www.rolbatch.eu\/collections\/blown-film-extrusion-complete-training-program-p1-p9\" rel=\"noopener\" 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 href=\"https:\/\/www.rolbatch.eu\/pages\/language-versions\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" 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 href=\"https:\/\/www.rolbatch.eu\/pages\/certificates\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" 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 rel=\"noopener\" href=\"https:\/\/www.rolbatch.eu\/pages\/contact-rolbatch-academy\" aria-describedby=\"a11y-new-window-message\" 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 href=\"https:\/\/www.rolbatch.eu\/pages\/faq-online-trainings-plastics-recycling\" rel=\"noopener\" aria-describedby=\"a11y-new-window-message\" 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 rel=\"noopener\" href=\"https:\/\/www.linkedin.com\/in\/drmagdalenalaabs\" aria-describedby=\"a11y-new-window-external-message\" 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 href=\"https:\/\/www.rolbatch.eu\/collections\/blown-film-extrusion-complete-training-program-p1-p9?pb=0\" target=\"_blank\" rel=\"noopener\"\u003e\u003cstrong\u003eall courses in this series -\u0026gt;\u003c\/strong\u003e\u003c\/a\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\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\u003cstrong\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"ROLBATCH ACADEMY","offers":[{"title":"1. English - presales","offer_id":53110245032203,"sku":"BLFIL-P6-1006-EN","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"2. Polish - presales","offer_id":53110245064971,"sku":"BLFIL-P6-1006-PL","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"3. German - presales","offer_id":53110245097739,"sku":"BLFIL-P6-1006-DE","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"4. Spanish - presales","offer_id":53110245130507,"sku":"BLFIL-P6-1006-ES","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"5. Italian - translation available upon request","offer_id":53110245163275,"sku":"BLFIL-P6-1006-IT","price":669.0,"currency_code":"EUR","in_stock":true},{"title":"6. French - translation available upon request","offer_id":53110246539531,"sku":"BLFIL-P6-1006-FR","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"7. Russian - translation available upon request","offer_id":53110246572299,"sku":"BLFIL-P6-1006-RU","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"8. Slovak - translation available upon request","offer_id":53110246605067,"sku":"BLFIL-P6-1006-SK","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"9. Czech - translation available upon request","offer_id":53110246637835,"sku":"BLFIL-P6-1006-CZ","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"10. Turkish - translation available upon request","offer_id":53110246670603,"sku":"BLFIL-P6-1006-TR","price":803.0,"currency_code":"EUR","in_stock":true},{"title":"11. Chinese (Simplified) - translation available upon request","offer_id":53110246834443,"sku":"BLFIL-P6-1006-ZH","price":937.0,"currency_code":"EUR","in_stock":true},{"title":"12. Swedish - translation available upon request","offer_id":53110246867211,"sku":"BLFIL-P6-1006-SE","price":1070.0,"currency_code":"EUR","in_stock":true},{"title":"13. Ukrainian - translation available upon request","offer_id":53110246899979,"sku":"BLFIL-P6-1006-UA","price":937.0,"currency_code":"EUR","in_stock":true},{"title":"14. Portuguese - translation available upon request","offer_id":53110246932747,"sku":"BLFIL-P6-1006-PT","price":803.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0767\/8282\/9835\/files\/Kurs-6-FOLIE-English-06.png?v=1778576577","url":"https:\/\/www.rolbatch.eu\/en-academy\/products\/blown-film-shrink-stretch-hood-course-p6","provider":"ROLBATCH ACADEMY","version":"1.0","type":"link"}