{"id":24022,"date":"2026-03-18T06:00:53","date_gmt":"2026-03-18T11:00:53","guid":{"rendered":"https:\/\/insta-pro.com\/?p=24022"},"modified":"2026-03-17T14:37:54","modified_gmt":"2026-03-17T19:37:54","slug":"partie-2-pourquoi-lextrusion-a-sec-a-haut-cisaillement-est-plus-performante-que-lexpansion-pour-le-soja-entier","status":"publish","type":"post","link":"https:\/\/instapro.spinuhost.com\/fr\/blog\/nutritionandtechnologies\/partie-2-pourquoi-lextrusion-a-sec-a-haut-cisaillement-est-plus-performante-que-lexpansion-pour-le-soja-entier\/","title":{"rendered":"Partie 2 : Pourquoi l&rsquo;extrusion \u00e0 sec \u00e0 haut cisaillement est plus performante que l&rsquo;expansion pour le soja entier"},"content":{"rendered":"<p>Bien que l&rsquo;extrusion et l&rsquo;expansion soient toutes deux con\u00e7ues pour traiter thermiquement le soja entier, leurs r\u00e9sultats nutritionnels ne sont pas identiques.<br \/>\nLes diff\u00e9rences en termes de cisaillement, de temp\u00e9rature et de temps de s\u00e9jour se traduisent par des diff\u00e9rences mesurables en mati\u00e8re de digestibilit\u00e9, de valeur \u00e9nerg\u00e9tique et, en fin de compte, de co\u00fbts alimentaires finaux pour les producteurs.<\/p>\n<p>Voici comment l&rsquo;extrusion \u00e0 sec \u00e0 haut cisaillement (HSDE) surpasse syst\u00e9matiquement l&rsquo;expansion lors du traitement du soja entier (FFS).<\/p>\n<p><strong>Am\u00e9liorations de la digestibilit\u00e9 gr\u00e2ce \u00e0 l&rsquo;extrusion par rapport \u00e0 l&rsquo;expansion :<br \/>\n<\/strong><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-23991\" src=\"https:\/\/insta-pro.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-AAdigest-chart.jpg\" alt=\"\" width=\"600\" height=\"349\" srcset=\"https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-AAdigest-chart.jpg 600w, https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-AAdigest-chart-300x175.jpg 300w, https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-AAdigest-chart-564x328.jpg 564w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Ces am\u00e9liorations sont particuli\u00e8rement importantes car la lysine et la m\u00e9thionine comptent parmi les nutriments les plus co\u00fbteux dans l&rsquo;alimentation des volailles et des porcs.<br \/>\nUne meilleure digestibilit\u00e9 signifie moins de compl\u00e9ments alimentaires et une meilleure efficacit\u00e9 alimentaire.<\/p>\n<p>L&rsquo;extrusion offre \u00e9galement un avantage \u00e9vident en termes d&rsquo;\u00e9nergie m\u00e9tabolisable :<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-23997\" src=\"https:\/\/insta-pro.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-energy-chart.jpg\" alt=\"\" width=\"600\" height=\"372\" srcset=\"https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-energy-chart.jpg 600w, https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-energy-chart-300x186.jpg 300w, https:\/\/instapro.spinuhost.com\/wp-content\/uploads\/2026\/03\/extruder-vs-expander-energy-chart-564x350.jpg 564w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/p>\n<p>Cette augmentation est due \u00e0 une meilleure disponibilit\u00e9 des graisses et \u00e0 une modification de l&rsquo;amidon sous fort cisaillement, ce qui permet aux animaux d&rsquo;extraire davantage d&rsquo;\u00e9nergie utilisable \u00e0 partir du m\u00eame ingr\u00e9dient.<\/p>\n<p>Une digestibilit\u00e9 et une densit\u00e9 \u00e9nerg\u00e9tique accrues r\u00e9duisent les besoins en nutriments suppl\u00e9mentaires, ce qui se traduit par une baisse des co\u00fbts de formulation.<\/p>\n<p>Les principaux avantages en termes de r\u00e9duction des co\u00fbts sont les suivants :<\/p>\n<ul>\n<li>R\u00e9duction de la teneur en acides amin\u00e9s synth\u00e9tiques (DL-m\u00e9thionine, L-lysine)<\/li>\n<li>Utilisation plus efficace des graisses et prot\u00e9ines naturelles du soja<\/li>\n<li>Diminution du co\u00fbt global de l&rsquo;alimentation sans compromettre les performances<\/li>\n<\/ul>\n<p>Pour les op\u00e9rations d&rsquo;alimentation \u00e0 grande \u00e9chelle, ces gains d&rsquo;efficacit\u00e9 peuvent se traduire par des \u00e9conomies annuelles importantes.<\/p>\n<p>La diff\u00e9rence fondamentale dans le traitement explique en grande partie l&rsquo;\u00e9cart nutritionnel.<\/p>\n<p>Extrusion \u00e0 sec \u00e0 haut cisaillement (HSDE) :<\/p>\n<ul>\n<li>~160 \u00b0C pendant ~5 secondes<\/li>\n<li>Cisaillement intense avec temps de s\u00e9jour court<\/li>\n<li>D\u00e9sactive efficacement les inhibiteurs de la trypsine<\/li>\n<li>Minimise la d\u00e9gradation des acides amin\u00e9s<\/li>\n<\/ul>\n<p><strong>Expansion :<br \/>\n<\/strong><\/p>\n<ul>\n<li>~100 \u00b0C pendant 6 minutes de conditionnement<\/li>\n<li>Suivi de 85 \u00b0C pendant 60 secondes<\/li>\n<li>Exposition prolong\u00e9e \u00e0 la chaleur<\/li>\n<li>Risque accru de r\u00e9actions de Maillard et de d\u00e9t\u00e9rioration de la lysine<\/li>\n<\/ul>\n<p>L&rsquo;extrusion permet un traitement thermique pr\u00e9cis, suffisant pour d\u00e9sactiver les facteurs antinutritionnels sans sacrifier l&rsquo;int\u00e9grit\u00e9 des nutriments.<\/p>\n<p>Comme le soja entier extrud\u00e9 fournit \u00e0 la fois des prot\u00e9ines de haute qualit\u00e9 et une \u00e9nergie concentr\u00e9e, il permet des taux d&rsquo;incorporation flexibles :<\/p>\n<ul>\n<li><strong>Aliments de d\u00e9marrage :<\/strong> jusqu&rsquo;\u00e0 <strong>7,0 %<\/strong><\/li>\n<li><strong>Aliments de finition :<\/strong> jusqu&rsquo;\u00e0 <strong>3,9 %<\/strong><\/li>\n<\/ul>\n<p>Cette flexibilit\u00e9 donne aux nutritionnistes plus de libert\u00e9 pour optimiser les r\u00e9gimes alimentaires en fonction des performances, des co\u00fbts ou de la disponibilit\u00e9 des ingr\u00e9dients.<\/p>\n<p>L&rsquo;extrusion \u00e0 sec \u00e0 haut cisaillement offre un avantage nutritionnel et \u00e9conomique \u00e9vident par rapport \u00e0 l&rsquo;expansion pour la transformation du soja entier :<\/p>\n<ul>\n<li>Digestibilit\u00e9 accrue des acides amin\u00e9s<\/li>\n<li>\u00c9nergie m\u00e9tabolisable sup\u00e9rieure<\/li>\n<li>R\u00e9duire la d\u00e9pendance aux acides amin\u00e9s synth\u00e9tiques<\/li>\n<li>R\u00e9duction du risque de dommages caus\u00e9s par la chaleur<\/li>\n<li>Formulation alimentaire plus efficace et plus flexible<\/li>\n<\/ul>\n<p>Pour les fabricants d&rsquo;aliments pour animaux ax\u00e9s sur la performance et l&rsquo;efficacit\u00e9, l&rsquo;extrusion n&rsquo;est pas seulement diff\u00e9rente, elle est manifestement meilleure.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bien que l&rsquo;extrusion et l&rsquo;expansion soient toutes deux con\u00e7ues pour traiter thermiquement le soja entier, leurs r\u00e9sultats nutritionnels ne sont pas identiques. Les diff\u00e9rences en termes de cisaillement, de temp\u00e9rature et de temps de s\u00e9jour se traduisent par des diff\u00e9rences mesurables en mati\u00e8re de digestibilit\u00e9, de valeur \u00e9nerg\u00e9tique et, en fin de compte, de co\u00fbts [&hellip;]<\/p>\n","protected":false},"author":31,"featured_media":20571,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7180],"tags":[7838,113,153,1450,244,52,27],"class_list":["post-24022","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-nutritionandtechnologies","tag-high-shear-dry-extrusion","tag-full-fat-soybean-extrusion","tag-soybean-oil","tag-nutrition","tag-protein","tag-full-fat-soy","tag-extrusion-processing-solutions"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Partie 2 : Pourquoi l&#039;extrusion \u00e0 sec \u00e0 haut cisaillement est plus performante que l&#039;expansion pour le soja entier - Insta-Pro<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/instapro.spinuhost.com\/fr\/blog\/nutritionandtechnologies\/partie-2-pourquoi-lextrusion-a-sec-a-haut-cisaillement-est-plus-performante-que-lexpansion-pour-le-soja-entier\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Partie 2 : Pourquoi l&#039;extrusion \u00e0 sec \u00e0 haut cisaillement est plus performante que l&#039;expansion pour le soja entier\" \/>\n<meta property=\"og:description\" content=\"Bien que l&rsquo;extrusion et l&rsquo;expansion soient toutes deux con\u00e7ues pour traiter thermiquement le soja entier, leurs r\u00e9sultats nutritionnels ne sont pas identiques. 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