{"id":16659,"date":"2026-04-02T08:38:52","date_gmt":"2026-04-02T08:38:52","guid":{"rendered":"https:\/\/www.jet-mills.com\/?post_type=astra-portfolio&#038;p=16659"},"modified":"2026-04-03T00:55:18","modified_gmt":"2026-04-03T00:55:18","slug":"ultra-fine-rooibos-tea-grinding-jet-mill-project","status":"publish","type":"astra-portfolio","link":"https:\/\/www.jet-mills.com\/it\/cases\/ultra-fine-rooibos-tea-grinding-jet-mill-project\/","title":{"rendered":"Progetto di mulino a getto per la macinazione ultrafine del t\u00e8 Rooibos"},"content":{"rendered":"<p>Un produttore di t\u00e8 speciali di alta qualit\u00e0 nello Jiangxi ha incontrato un ostacolo nello sviluppo di una nuova linea di miscele per bevande istantanee. Avevano bisogno <a href=\"\/it\/products\/fluidized-bed-jet-mill-supplier\/\" data-internallinksmanager029f6b8e52c=\"9\" title=\"Mulino a getto\" target=\"_blank\" rel=\"noopener\">fresatura a getto<\/a> per una polvere di t\u00e8 Rooibos sufficientemente fine da offrire una consistenza vellutata che si scioglie in bocca, senza la granulosit\u00e0 tipica delle macinature tradizionali.<\/p>\n\n\n\n<p>Tuttavia, il Rooibos \u00e8 molto sensibile al calore. La macinazione meccanica convenzionale generava temperature dovute all&#039;attrito che degradavano il delicato profilo aromatico del t\u00e8 e ossidavano i suoi bioattivi ricchi di antiossidanti. L&#039;obiettivo era chiaro: raggiungere un D97 inferiore a 17 \u03bcm senza compromettere l&#039;integrit\u00e0 della pianta.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"577\" src=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-1024x577.webp\" alt=\"Mulino a getto 003\" class=\"wp-image-15700\" srcset=\"https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-1024x577.webp 1024w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-300x169.webp 300w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-768x433.webp 768w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-1536x866.webp 1536w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-2048x1155.webp 2048w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-18x10.webp 18w, https:\/\/www.jet-mills.com\/wp-content\/uploads\/2025\/07\/Jet-Mill-003-600x338.webp 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-epic-powder-s-mqw-fluidized-bed-jet-mill\">Epic Powder&#039;s <mark style=\"color:#cf2e2e\" class=\"has-inline-color\">Mulino a getto a letto fluido MQW<\/mark><\/h2>\n\n\n\n<p><a href=\"https:\/\/www.jet-mills.com\/it\/about-us\/\" data-internallinksmanager029f6b8e52c=\"1\" title=\"Chi siamo\">Polvere epica<\/a> Abbiamo implementato un sistema di macinazione a getto specializzato, progettato per applicazioni termosensibili. A differenza dei macinatori meccanici, il sistema di macinazione a getto utilizza aria compressa ad alta velocit\u00e0 per creare un impatto particella su particella.<\/p>\n\n\n\n<p>Quando l&#039;aria compressa si espande nella camera di macinazione, subisce un effetto di raffreddamento che mantiene un ambiente a bassa temperatura durante tutto il processo. Un classificatore d&#039;aria ad alta precisione integrato consente il controllo in tempo reale della granulometria, garantendo che solo le particelle che raggiungono la dimensione micrometrica desiderata escano dal sistema.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-precision-at-the-micron-level\">Precisione a livello di micron<\/h2>\n\n\n\n<p>Abbiamo lavorato il t\u00e8 secondo parametri ottimizzati e lo abbiamo analizzato tramite diffrazione laser. I risultati hanno dimostrato una distribuzione granulometrica (PSD) notevolmente ristretta.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"h-particle-size-distribution-table\">Tabella di distribuzione delle dimensioni delle particelle<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><td><strong>Campione<\/strong><\/td><td><strong>D10\u200b (\u03bcm)<\/strong><\/td><td><strong>D50\u200b (\u03bcm)<\/strong><\/td><td><strong>D90 (\u03bcm)<\/strong><\/td><td><strong>D97\u200b (\u03bcm)<\/strong><\/td><td><strong>D100\u200b (\u03bcm)<\/strong><\/td><\/tr><\/thead><tbody><tr><td><strong>Esecuzione ottimizzata (2-1)<\/strong><\/td><td><strong>2.2<\/strong><\/td><td><strong>5.8<\/strong><\/td><td><strong>12.5<\/strong><\/td><td><strong>16.2<\/strong><\/td><td><strong>21.3<\/strong><\/td><\/tr><tr><td>Esecuzione standard (1-1)<\/td><td>2.1<\/td><td>8.0<\/td><td>19.5<\/td><td>29.0<\/td><td>65.0<\/td><\/tr><tr><td>Corsa intermedia (2-3)<\/td><td>2.7<\/td><td>7.2<\/td><td>18.1<\/td><td>34.9<\/td><td>70.5<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Risultato principale:<\/strong> La configurazione ottimizzata (Esempio 2-1) ha raggiunto un <strong>D97 16,2 \u03bcm<\/strong>. In particolare, il D100 \u00e8 rimasto a 21,3 \u03bcm, il che significa che i parametri ottimizzati hanno eliminato completamente la parte grossolana. Sono le particelle pi\u00f9 grandi a causare una sensazione granulosa in bocca.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-impact-on-the-final-product\">Impatto sul prodotto finale<\/h2>\n\n\n\n<p>Passando alla polvere Epic <a href=\"http:\/\/www.jet-mills.com\/it\/products\/\">Sistema Jet Mill<\/a>, Il cliente ha ottenuto quattro vantaggi fondamentali:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Solubilit\u00e0 istantanea:<\/strong> L&#039;elevata superficie specifica della polvere da 16 \u03bcm consente una dispersione pressoch\u00e9 istantanea sia nei liquidi caldi che in quelli freddi.<\/li>\n\n\n\n<li><strong>Propriet\u00e0 organolettiche superiori:<\/strong> L&#039;assenza di particelle superiori a 25 \u03bcm garantisce una sensazione vellutata e di alta qualit\u00e0 al palato negli alimenti funzionali e nei caff\u00e8 latte.<\/li>\n\n\n\n<li><strong>Conservazione bioattiva:<\/strong> La macinazione a freddo effettuata dal mulino a getto ha protetto i flavonoidi e i polifenoli del t\u00e8 dai danni termici.<\/li>\n\n\n\n<li><strong>Scalabilit\u00e0 ripetibile:<\/strong> La precisione del classificatore d&#039;aria garantisce il mantenimento della coerenza tra i diversi lotti, anche nel passaggio dalle prove pilota alla produzione su vasta scala.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusione<\/h2>\n\n\n\n<p>I risultati confermano che la macinazione a getto \u00e8 lo standard di riferimento per la lavorazione di materie prime botaniche di alto valore come il t\u00e8 Rooibos. Raggiungendo un D97 di 16,2 \u03bcm e mantenendo un ambiente di lavorazione a bassa temperatura, Epic Powder ha permesso al cliente di lanciare sul mercato un prodotto di t\u00e8 istantaneo leader.<\/p>\n\n\n\n<p><strong>Pronti a ottimizzare la lavorazione delle polveri?<\/strong> <a href=\"https:\/\/www.jet-mills.com\/it\/\" target=\"_blank\" rel=\"noreferrer noopener\">Contatta Epic Powder<\/a> per programmare una prova dei materiali presso il nostro impianto di prova all&#039;avanguardia.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-technical-parameters\">Parametri tecnici<\/h2>\n\n\n\n<p><strong><mark class=\"has-inline-color has-ast-global-color-1-color\">Materiale:<\/mark><\/strong> T\u00e8 Rooibos<\/p>\n\n\n\n<p><strong><mark class=\"has-inline-color has-ast-global-color-1-color\">Dimensione delle particelle:<\/mark> <\/strong>D97 di 16,2 \u03bcm<\/p>\n\n\n\n<p><strong><mark class=\"has-inline-color has-ast-global-color-1-color\">Produzione:<\/mark> <\/strong>59 kg\/h<\/p>\n\n\n\n<div class=\"wp-block-contact-form-7-contact-form-selector\">\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f14468-o1\" lang=\"zh-CN\" dir=\"ltr\" data-wpcf7-id=\"14468\">\n<div class=\"screen-reader-response\"><p role=\"status\" aria-live=\"polite\" aria-atomic=\"true\"><\/p> <ul><\/ul><\/div>\n<form action=\"\/it\/wp-json\/wp\/v2\/astra-portfolio\/16659#wpcf7-f14468-o1\" method=\"post\" class=\"wpcf7-form init\" aria-label=\"\u7559\u8a00\u8868\u5355\" novalidate=\"novalidate\" data-status=\"init\" data-trp-original-action=\"\/it\/wp-json\/wp\/v2\/astra-portfolio\/16659#wpcf7-f14468-o1\">\n<fieldset class=\"hidden-fields-container\"><input type=\"hidden\" name=\"_wpcf7\" value=\"14468\" \/><input type=\"hidden\" name=\"_wpcf7_version\" value=\"6.1.5\" \/><input type=\"hidden\" name=\"_wpcf7_locale\" value=\"zh_CN\" \/><input type=\"hidden\" name=\"_wpcf7_unit_tag\" value=\"wpcf7-f14468-o1\" \/><input type=\"hidden\" name=\"_wpcf7_container_post\" value=\"0\" \/><input 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Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Ultra-Fine Rooibos Tea Grinding Jet Mill Project - Jet Mill Equipment Manufacturer<\/title>\n<meta name=\"description\" content=\"Learn how Epic Powder\u2019s jet milling achieved ultra-fine Rooibos tea powder for superior bioactive preservation in functional foods.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.jet-mills.com\/it\/cases\/ultra-fine-rooibos-tea-grinding-jet-mill-project\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ultra-Fine Rooibos Tea Grinding Jet Mill Project\" \/>\n<meta property=\"og:description\" content=\"Learn how Epic Powder\u2019s jet milling achieved ultra-fine Rooibos tea powder for superior bioactive preservation in 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