{"id":5398,"date":"2025-07-11T13:06:23","date_gmt":"2025-07-11T13:06:23","guid":{"rendered":"https:\/\/www.technepackaging.com\/technology\/machine-features\/regolazione-radiale-parison\/"},"modified":"2026-05-15T12:29:09","modified_gmt":"2026-05-15T12:29:09","slug":"parison-radial-adjustment","status":"publish","type":"page","link":"https:\/\/www.technepackaging.com\/en\/technology\/machine-features\/parison-radial-adjustment\/","title":{"rendered":"Parison Radial Adjustment"},"content":{"rendered":"<h1>\n<p>P.R.A. Zero Waste, Max Precision<\/p>\n<\/h1>\n<div>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">The P.R.A. (Parison Radial Adjustment) system <strong>dynamically adjusts parison thickness<\/strong>, producing perfectly calibrated jerrycans with less material and greater strength.<o:p><\/o:p><\/span><\/p>\n<\/div>\n<p><p>\n        DATASHEET    <\/p>\n<div>\n<h4 style=\"color: black; padding-bottom: 10px;\">Download Datasheet<\/h4>\n<p><script charset=\"utf-8\" type=\"text\/javascript\" src=\"\/\/js.hsforms.net\/forms\/embed\/v2.js\"><\/script> <script>\n  hbspt.forms.create({\n    portalId: \"6883394\",\n    formId: \"5c034b5e-dafd-4a45-8760-dfaab46961bb\",\n    region: \"na1\"\n  });\n<\/script><\/p>\n<\/div>\n<h2>Parison Radial Adjustment.<\/h2>\n<div>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">Parison Radial Adjustment (P.R.A.) is a system developed by Techne to improve<strong> control of parison thickness<\/strong> in Extrusion Blow Molding processes, especially for asymmetric containers.<\/p>\n<p>Unlike traditional systems, which modify thickness only in the longitudinal direction using fixed mandrel and die, P.R.A. uses a<strong> deformable die<\/strong> made of a special alloy that <strong>can be electrically adjusted<\/strong> during extrusion. By varying the shape and concentricity between the mandrel and the die, it enables radial thickness control, ensuring more <strong>precise material distribution<\/strong> for complex geometries such as jerrycans.<o:p><\/o:p><\/span><\/p>\n<\/div>\n<p><p>\n        Download Datasheet    <\/p>\n<div>\n<h4 style=\"color: black; padding-bottom: 10px;\">Download Datasheet<\/h4>\n<p><script charset=\"utf-8\" type=\"text\/javascript\" src=\"\/\/js.hsforms.net\/forms\/embed\/v2.js\"><\/script> <script>\n  hbspt.forms.create({\n    portalId: \"6883394\",\n    formId: \"5c034b5e-dafd-4a45-8760-dfaab46961bb\",\n    region: \"na1\"\n  });\n<\/script><\/p>\n<\/div>\n<p><iframe src=\"ttps:\/\/youtu.be\/fDpfP5Y_6-I\"><\/iframe><\/p>\n<div>\n<p>Target sectors:<\/p>\n<\/div>\n<ul>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/05\/Vector1.svg\" alt=\"\"><\/p>\n<h3>Lubricants sector<\/h3>\n<div>\n<p>P.R.A. allows wall thickness reduction in motor oil and lubricant jerrycans while making them stronger and more high-performing.<\/p>\n<\/div>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/05\/Vector1.svg\" alt=\"\"><\/p>\n<h3>Chemical sector<\/h3>\n<div>\n<p>P.R.A. allows wall thickness reduction in chemical and agrochemical jerrycans while increasing strength and performance.<\/p>\n<\/div>\n<\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/3_parison-radial-adjustment.jpg\" alt=\"Sistema P.R.A. per un controllo preciso del parison ideale pre soffiaggio taniche in plastica\"><\/p>\n<h2>Precise and optimized control.<\/h2>\n<div>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">In Techne\u2019s parison radial adjustment system, the <strong>flexible die ring<\/strong> is tensioned, compressed, and moved by electric servo actuators connected to two brushless motors. <\/span><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">The movement follows a <strong>programmed profile<\/strong> synchronized with parison dosing, optimizing final thickness. <\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">The motors, through the <strong>actuators<\/strong>, <strong>manage ring deformation<\/strong> with control based on encoders and real actuator position feedback (integrated into the ring). <\/span><span lang=\"it\">The system ensures precise thickness and maximum packaging strength.<\/span><\/p>\n<\/div>\n<p><p>\n        Download Datasheet    <\/p>\n<div>\n<h4 style=\"color: black; padding-bottom: 10px;\">Download Datasheet<\/h4>\n<p><script charset=\"utf-8\" type=\"text\/javascript\" src=\"\/\/js.hsforms.net\/forms\/embed\/v2.js\"><\/script> <script>\n  hbspt.forms.create({\n    portalId: \"6883394\",\n    formId: \"5c034b5e-dafd-4a45-8760-dfaab46961bb\",\n    region: \"na1\"\n  });\n<\/script><\/p>\n<\/div>\n<h2>\n<p>Advantages of P.R.A.<\/p>\n<\/h2>\n<ul>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/05\/Vector.svg\" alt=\"\"><\/p>\n<div>Cost and material reduction<\/div>\n<div>\n<p>By optimizing thickness, unnecessary plastic is eliminated, with savings of up to 10% of resin per container.<\/p>\n<\/div>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/05\/Vector.svg\" alt=\"\"><\/p>\n<div>Higher production efficiency<\/div>\n<div>\n<p>Thinner walls enable faster cooling and shorter cycles, with fewer deformations and less scrap.<\/p>\n<\/div>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/05\/Vector.svg\" alt=\"\"><\/p>\n<div>Stronger packaging and faster ROI<\/div>\n<div>\n<p>Containers are lighter yet more impact-resistant, while reduced material use and shorter cycles speed up return on investment.<\/p>\n<\/div>\n<\/li>\n<\/ul>\n<h2>\n<p class=\"MsoNormal\"><span lang=\"it\">Parison Radial Control steps<\/span><\/p>\n<\/h2>\n<ul>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/1_parison-radial-adjustment.jpg\" alt=\"\"><\/p>\n<p><a href=\"#\"><\/a><\/p>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/2_parison-radial-adjustment.jpg\" alt=\"CFA si adatta anche a stampi preesistenti\"><\/p>\n<p><a href=\"#\"><\/a><\/p>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/3_parison-radial-adjustment-1.jpg\" alt=\"Compensazione dello spessore dello stampo fino a \u00b12 mm\"><\/p>\n<p><a href=\"#\"><\/a><\/p>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/4_parison-radial-adjustment.jpg\" alt=\"Sistema CFA ideale per frequenti cambi formato \"><\/p>\n<p><a href=\"#\"><\/a><\/p>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/02\/5_parison-radial-adjustment.jpg\" alt=\"CFA lavora sempre in condizioni ottimali di esercizio\"><\/p>\n<p><a href=\"#\"><\/a><\/p>\n<\/li>\n<\/ul>\n<h2>\n<p>Flexible ring, ultra-precise thickness.<\/p>\n<\/h2>\n<div>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">Complementary to the <strong>deformable P.R.A. ring<\/strong>, the flexible ring allows even more precise final thickness adjustment and is particularly useful for complex shapes such as special jerrycans or other non-round containers.<br \/><\/span><\/p>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">It enables <strong>profile optimization<\/strong> through two rows of screws that both push the inner flexible ring against the die and pull it, increasing the gap between mandrel and die.<\/span><\/p>\n<\/div>\n<p><p>\n        Download Datasheet    <\/p>\n<div>\n<h4 style=\"color: black; padding-bottom: 10px;\">Download Datasheet<\/h4>\n<p><script charset=\"utf-8\" type=\"text\/javascript\" src=\"\/\/js.hsforms.net\/forms\/embed\/v2.js\"><\/script> <script>\n  hbspt.forms.create({\n    portalId: \"6883394\",\n    formId: \"5c034b5e-dafd-4a45-8760-dfaab46961bb\",\n    region: \"na1\"\n  });\n<\/script><\/p>\n<\/div>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/11\/Anello-Flessibile.png\" alt=\"\"><\/p>\n<h2>\n<p>The ideal solution for jerrycans and complex shapes.<\/p>\n<\/h2>\n<div>\n<p class=\"MsoNormal\" style=\"text-align: center;\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">For the production of<strong> 20\u201330 liter<\/strong> <strong>jerrycans<\/strong>, the P.R.A. system with<strong> two actuators is required<\/strong>.<br \/>The <strong>flexible ring<\/strong> is pulled and compressed by two actuators positioned opposite each other. <br \/>The <strong>programmer profile<\/strong> generally has the same shape, but adjustments can be made for complex geometries.<\/span><\/p>\n<\/div>\n<p><img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/11\/Regolazione-radiale-parison-due-attuatori.png\" alt=\"\"><\/p>\n<h2>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">Discover how P.R.A. works<\/span><\/p>\n<\/h2>\n<p><a href=\"https:\/\/www.youtube.com\/watch?v=6t1W9Vfaos0\"><img decoding=\"async\" src=\"\/wp-content\/uploads\/2026\/01\/Preview-video-Parison-Radial-Adjustment.jpg\" alt=\"Preview video Parison-Radial Adjustment\"><\/a><br \/>\n<img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/12\/icon-play-01.svg\" alt=\"\"><\/p>\n<h2>\n<p class=\"MsoNormal\"><span lang=\"EN-US\" style=\"mso-ansi-language: EN-US;\">Frequently Asked Questions (FAQ)<\/span><\/p>\n<\/h2>\n<ul>\n<li>\n<h3>Does P.R.A. improve productivity?<\/h3>\n<div>\n<p>Yes. Thinner walls allow faster cooling and therefore shorter production cycles, with less scrap and higher efficiency.<\/p>\n<\/div>\n<\/li>\n<li>\n<h3>How much material can be saved?<\/h3>\n<div>\n<p>Thanks to precise thickness adjustment, it is possible to reduce approximately 10% of resin per jerrycan.<\/p>\n<\/div>\n<\/li>\n<li>\n<h3>Does reducing thickness make the packaging more fragile?<\/h3>\n<div>\n<p>No. P.R.A. produces lighter containers that are also more impact-resistant, thanks to optimized material distribution.<\/p>\n<\/div>\n<\/li>\n<li>\n<h3>What benefits does parison radial adjustment provide?<\/h3>\n<div>\n<p>The benefits are immediate thanks to a combination of factors:<\/p>\n<ul>\n<li>Reduced material consumption;<\/li>\n<li>Faster production cycles;<\/li>\n<li>Reduced scrap;<\/li>\n<li>Stronger packaging with greater commercial appeal;<\/li>\n<\/ul>\n<\/div>\n<\/li>\n<\/ul>\n<h2>Our Blow Molding machines<\/h2>\n<p><p>\n        <a href=\"\/en\/blow-molding-machines\/\">All machines<\/a>\n    <\/p>\n<\/p>\n<div>\n<\/div>\n<h2>Applications<\/h2>\n<ul>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/10\/applications_icon_chemicals.svg\" alt=\"\"><\/p>\n<div>Chemicals<\/div>\n<div>\n<p>Bottles and containers for chemical and agrochemical products.<\/p>\n<\/div>\n<p><a href=\"https:\/\/www.technepackaging.com\/en\/applications\/chemicals\/\">Discover more<\/a><\/p>\n<\/li>\n<li>\n<p>        <img decoding=\"async\" src=\"\/wp-content\/uploads\/2025\/10\/applications_icon_motor-oil.svg\" alt=\"\"><\/p>\n<div>Lubricants &amp; Motor Oils<\/div>\n<div>\n<p>Containers and jerrycans for lubricants and motor oil up to 30L.<\/p>\n<\/div>\n<p><a href=\"https:\/\/www.technepackaging.com\/en\/applications\/motor-oil-lubricants\/\">Discover more<\/a><\/p>\n<\/li>\n<\/ul>\n<div>Optimize your production processes.<\/div>\n<div>Discover the model that best suits your needs, request a productivity analysis.<\/div>\n<p><p>\n        <a href=\"https:\/\/www.technepackaging.com\/en\/get-in-touch\/\">Contact us<\/a>\n    <\/p>\n<\/p>\n<p><!--more--><br \/>\n<!-- {\"type\":\"layout\",\"children\":[{\"type\":\"section\",\"props\":{\"animation\":\"slide-left-medium\",\"header_transparent\":true,\"height\":\"viewport\",\"height_viewport\":80,\"image\":\"wp-content\/uploads\/2026\/01\/MACHINE-FEATURES_parison-radial-adjustment.jpg\",\"image_position\":\"center-center\",\"image_size\":\"cover\",\"media_overlay\":\"rgba(0, 48, 78, 0.6)\",\"overlap\":false,\"preserve_color\":false,\"style\":\"primary\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"props\":{\"layout\":\"1-2,1-2\"},\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\",\"width_medium\":\"1-2\"},\"children\":[{\"type\":\"headline\",\"props\":{\"content\":\"\n\n<p>P.R.A. Zero Waste, Max Precision<\/p>\n\n\",\"image_align\":\"left\",\"image_margin\":\"xsmall\",\"title_element\":\"h1\",\"title_style\":\"heading-medium\"}},{\"type\":\"text\",\"props\":{\"column_breakpoint\":\"m\",\"content\":\"\n\n<p class=\\\"MsoNormal\\\"><span lang=\\\"EN-US\\\" style=\\\"mso-ansi-language: EN-US;\\\">The P.R.A. (Parison Radial Adjustment) system <strong>dynamically adjusts parison thickness<\/strong>, producing perfectly calibrated jerrycans with less material and greater strength.<o:p><\/o:p><\/span><\/p>\n\n\",\"margin_bottom\":\"default\",\"margin_top\":\"default\",\"text_style\":\"lead\"}},{\"type\":\"button\",\"props\":{\"grid_column_gap\":\"small\",\"grid_row_gap\":\"small\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"},\"children\":[{\"type\":\"button_item\",\"props\":{\"button_style\":\"secondary\",\"content\":\"DATASHEET\",\"dialog\":\"\n\n<h4 style=\\\"color: black; padding-bottom: 10px;\\\">Download Datasheet<\/h4>\n\n\\n\n\n<p><script charset=\\\"utf-8\\\" type=\\\"text\/javascript\\\" src=\\\"\/\/js.hsforms.net\/forms\/embed\/v2.js\\\"><\/script> <script>\\n  hbspt.forms.create({\\n    portalId: \\\"6883394\\\",\\n    formId: \\\"5c034b5e-dafd-4a45-8760-dfaab46961bb\\\",\\n    region: \\\"na1\\\"\\n  });\\n<\/script><\/p>\n\n\",\"dialog_layout\":\"modal\",\"dialog_offcanvas_flip\":true,\"icon_align\":\"left\",\"link\":\"\"}}],\"name\":\"SCHEDA TECNICA BUTTON APPRO\"}]},{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\",\"width_medium\":\"1-2\"}}]}],\"name\":\"HERO\"},{\"type\":\"section\",\"props\":{\"animation\":\"slide-left-medium\",\"animation_delay\":\"400\",\"image_position\":\"center-center\",\"padding_bottom\":\"none\",\"style\":\"default\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"props\":{\"layout\":\"1-2,1-2\"},\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\",\"width_medium\":\"1-2\"},\"children\":[{\"type\":\"headline\",\"props\":{\"content\":\"Parison Radial Adjustment.\",\"image_align\":\"left\",\"image_margin\":\"xsmall\",\"title_element\":\"h2\",\"title_style\":\"heading-small\"}},{\"type\":\"text\",\"props\":{\"column_breakpoint\":\"m\",\"content\":\"\n\n<p class=\\\"MsoNormal\\\"><span lang=\\\"EN-US\\\" style=\\\"mso-ansi-language: EN-US;\\\">Parison Radial Adjustment (P.R.A.) is a system developed by Techne to improve<strong> control of parison thickness<\/strong> in Extrusion Blow Molding processes, especially for asymmetric containers.\n\nUnlike traditional systems, which modify thickness only in the longitudinal direction using fixed mandrel and die, P.R.A. uses a<strong> deformable die<\/strong> made of a special alloy that <strong>can be electrically adjusted<\/strong> during extrusion. By varying the shape and concentricity between the mandrel and the die, it enables radial thickness control, ensuring more <strong>precise material distribution<\/strong> for complex geometries such as jerrycans.<o:p><\/o:p><\/span><\/p>\n\n\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"}},{\"type\":\"button\",\"props\":{\"grid_column_gap\":\"small\",\"grid_row_gap\":\"small\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"},\"children\":[{\"type\":\"button_item\",\"props\":{\"button_style\":\"text\",\"content\":\"Download Datasheet\",\"dialog\":\"\n\n<h4 style=\\\"color: black; padding-bottom: 10px;\\\">Download Datasheet<\/h4>\n\n\\n\n\n<p><script charset=\\\"utf-8\\\" type=\\\"text\/javascript\\\" src=\\\"\/\/js.hsforms.net\/forms\/embed\/v2.js\\\"><\/script> <script>\\n  hbspt.forms.create({\\n    portalId: \\\"6883394\\\",\\n    formId: \\\"5c034b5e-dafd-4a45-8760-dfaab46961bb\\\",\\n    region: \\\"na1\\\"\\n  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VIDEO\"},{\"type\":\"section\",\"props\":{\"animation\":\"slide-left-medium\",\"animation_delay\":\"400\",\"image_position\":\"center-center\",\"style\":\"default\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\"},\"children\":[{\"type\":\"headline\",\"props\":{\"content\":\"\n\n<p>Target sectors:<\/p>\n\n\",\"image_align\":\"left\",\"image_margin\":\"xsmall\",\"margin_bottom\":\"medium\",\"margin_top\":\"medium\",\"title_element\":\"div\",\"title_style\":\"h3\"}},{\"name\":\"Grid Panel Style Card\",\"type\":\"grid\",\"children\":[{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p>P.R.A. allows wall thickness reduction in motor oil and lubricant jerrycans while making them stronger and more high-performing.<\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Lubricants sector\"}},{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p>P.R.A. allows wall thickness reduction in chemical and agrochemical jerrycans while increasing strength and performance.<\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Chemical sector\"}}],\"props\":{\"content_column_breakpoint\":\"m\",\"content_margin\":\"small\",\"filter_align\":\"left\",\"filter_all\":true,\"filter_grid_breakpoint\":\"m\",\"filter_grid_width\":\"auto\",\"filter_position\":\"top\",\"filter_style\":\"tab\",\"grid_column_align\":false,\"grid_default\":\"2\",\"grid_large\":\"5\",\"grid_medium\":\"5\",\"grid_small\":\"2\",\"image_align\":\"top\",\"image_grid_breakpoint\":\"m\",\"image_grid_width\":\"1-2\",\"image_link\":true,\"image_svg_color\":\"emphasis\",\"image_width\":30,\"item_animation\":true,\"lightbox_bg_close\":true,\"link_style\":\"\",\"link_text\":\"Learn more\",\"margin_bottom\":\"remove\",\"margin_top\":\"remove\",\"meta_align\":\"above-title\",\"meta_element\":\"div\",\"meta_style\":\"text-meta\",\"panel_image_no_padding\":false,\"panel_link\":false,\"parallax_easing\":\"1\",\"show_content\":true,\"show_hover_image\":true,\"show_hover_video\":true,\"show_image\":true,\"show_link\":true,\"show_meta\":true,\"show_title\":true,\"show_video\":true,\"text_align\":\"left\",\"title_align\":\"top\",\"title_element\":\"h3\",\"title_grid_breakpoint\":\"m\",\"title_grid_width\":\"1-2\",\"title_hover_style\":\"reset\",\"title_link\":false,\"title_margin\":\"medium\",\"title_style\":\"h4\"}}]}]}],\"name\":\"4 ICON\"},{\"type\":\"section\",\"props\":{\"animation\":\"slide-left-medium\",\"animation_delay\":\"400\",\"image_position\":\"center-center\",\"status\":\"disabled\",\"style\":\"default\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\"},\"children\":[{\"type\":\"headline\",\"props\":{\"content\":\"Vantaggi del sistema P.R.A.\",\"image_align\":\"left\",\"image_margin\":\"xsmall\",\"margin_bottom\":\"medium\",\"margin_top\":\"medium\",\"title_element\":\"h2\",\"title_style\":\"h2\"}},{\"name\":\"Grid Panel Style Card\",\"type\":\"grid\",\"children\":[{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p><span style=\\\"font-weight: 400;\\\">Rimuove materiale dalle aree che non ne hanno bisogno. Risparmio fino al <\/span><b>10%<\/b><span style=\\\"font-weight: 400;\\\"> di resina per pezzo.<\/span><\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Risparmio di materiale plastico\"}},{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p><span style=\\\"font-weight: 400;\\\">Meno materiale = pareti pi\u00f9 sottili = <\/span><b>raffreddamento pi\u00f9 veloce<\/b><span style=\\\"font-weight: 400;\\\"> e ciclo pi\u00f9 rapido.<\/span><\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Riduzione dei tempi ciclo\"}},{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p><span style=\\\"font-weight: 400;\\\">Eliminando gli eccessi di spessore, si riducono i <\/span><b>differenziali di raffreddamento<\/b><span style=\\\"font-weight: 400;\\\"> che causano difetti strutturali.<\/span><\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Minori deformazioni\"}},{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p><b><span style=\\\"font-weight: 400;\\\">Contenitori ottimizzati per il carico, con peso ridotto e <\/span>resistenza superiore agli urti<span style=\\\"font-weight: 400;\\\">.<\/span><\/b><\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\"Prodotti pi\u00f9 leggeri e resistenti\"}},{\"type\":\"grid_item\",\"props\":{\"content\":\"\n\n<p><span style=\\\"font-weight: 400;\\\">Meno materiale e ciclo pi\u00f9 breve = <\/span><b>prodotto pi\u00f9 economico<\/b><span style=\\\"font-weight: 400;\\\"> a parit\u00e0 di prestazione.<\/span><\/p>\n\n\",\"image\":\"wp-content\/uploads\/2025\/05\/Vector1.svg\",\"title\":\" Maggiore competitivit\u00e0 sul mercato\"}}],\"props\":{\"content_column_breakpoint\":\"m\",\"content_margin\":\"small\",\"filter_align\":\"left\",\"filter_all\":true,\"filter_grid_breakpoint\":\"m\",\"filter_grid_width\":\"auto\",\"filter_position\":\"top\",\"filter_style\":\"tab\",\"grid_column_align\":false,\"grid_default\":\"2\",\"grid_large\":\"5\",\"grid_medium\":\"5\",\"grid_small\":\"2\",\"image_align\":\"top\",\"image_grid_breakpoint\":\"m\",\"image_grid_width\":\"1-2\",\"image_link\":true,\"image_svg_color\":\"emphasis\",\"image_width\":30,\"item_animation\":true,\"lightbox_bg_close\":true,\"link_style\":\"\",\"link_text\":\"Learn 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ICON\"},{\"type\":\"section\",\"props\":{\"animation\":\"slide-left-medium\",\"animation_delay\":\"200\",\"image_position\":\"center-center\",\"padding_bottom\":\"none\",\"style\":\"default\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"props\":{\"layout\":\"1-2,1-2\"},\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\",\"vertical_align\":\"middle\",\"width_medium\":\"1-2\"},\"children\":[{\"type\":\"image\",\"props\":{\"image\":\"wp-content\/uploads\/2026\/02\/3_parison-radial-adjustment.jpg\",\"image_alt\":\"Sistema P.R.A. per un controllo preciso del parison ideale pre soffiaggio taniche in 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style=\\\"mso-ansi-language: EN-US;\\\">The movement follows a <strong>programmed profile<\/strong> synchronized with parison dosing, optimizing final thickness. <\/span><\/p>\n\n\\n\n\n<p class=\\\"MsoNormal\\\"><span lang=\\\"EN-US\\\" style=\\\"mso-ansi-language: EN-US;\\\">The motors, through the <strong>actuators<\/strong>, <strong>manage ring deformation<\/strong> with control based on encoders and real actuator position feedback (integrated into the ring). <\/span><span lang=\\\"it\\\">The system ensures precise thickness and maximum packaging strength.<\/span><\/p>\n\n\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"}},{\"type\":\"button\",\"props\":{\"grid_column_gap\":\"small\",\"grid_row_gap\":\"small\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"},\"children\":[{\"type\":\"button_item\",\"props\":{\"button_style\":\"text\",\"content\":\"Download Datasheet\",\"dialog\":\"\n\n<h4 style=\\\"color: black; padding-bottom: 10px;\\\">Download Datasheet<\/h4>\n\n\\n\n\n<p><script charset=\\\"utf-8\\\" type=\\\"text\/javascript\\\" src=\\\"\/\/js.hsforms.net\/forms\/embed\/v2.js\\\"><\/script> <script>\\n  hbspt.forms.create({\\n    portalId: \\\"6883394\\\",\\n    formId: \\\"5c034b5e-dafd-4a45-8760-dfaab46961bb\\\",\\n    region: \\\"na1\\\"\\n  });\\n<\/script><\/p>\n\n\",\"dialog_layout\":\"modal\",\"dialog_offcanvas_flip\":true,\"icon_align\":\"left\",\"link\":\"\"}}],\"name\":\"SCHEDA TECNICA BUTTON APPRO\"}]}]}],\"name\":\"TESTO + IMG\"},{\"type\":\"section\",\"props\":{\"image_position\":\"center-center\",\"style\":\"default\",\"title_breakpoint\":\"xl\",\"title_position\":\"top-left\",\"title_rotation\":\"left\",\"vertical_align\":\"middle\",\"width\":\"default\"},\"children\":[{\"type\":\"row\",\"children\":[{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\"},\"children\":[{\"type\":\"headline\",\"props\":{\"content\":\"\n\n<p>Advantages of 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ring<\/strong>, the flexible ring allows even more precise final thickness adjustment and is particularly useful for complex shapes such as special jerrycans or other non-round containers.<br \/><\/span><\/p>\n\n\\n\n\n<p class=\\\"MsoNormal\\\"><span lang=\\\"EN-US\\\" style=\\\"mso-ansi-language: EN-US;\\\">It enables <strong>profile optimization<\/strong> through two rows of screws that both push the inner flexible ring against the die and pull it, increasing the gap between mandrel and die.<\/span><\/p>\n\n\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"}},{\"type\":\"button\",\"props\":{\"grid_column_gap\":\"small\",\"grid_row_gap\":\"small\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"},\"children\":[{\"type\":\"button_item\",\"props\":{\"button_style\":\"text\",\"content\":\"Download Datasheet\",\"dialog\":\"\n\n<h4 style=\\\"color: black; padding-bottom: 10px;\\\">Download Datasheet<\/h4>\n\n\\n\n\n<p><script charset=\\\"utf-8\\\" type=\\\"text\/javascript\\\" src=\\\"\/\/js.hsforms.net\/forms\/embed\/v2.js\\\"><\/script> <script>\\n  hbspt.forms.create({\\n    portalId: \\\"6883394\\\",\\n    formId: \\\"5c034b5e-dafd-4a45-8760-dfaab46961bb\\\",\\n    region: \\\"na1\\\"\\n  });\\n<\/script><\/p>\n\n\",\"dialog_layout\":\"modal\",\"dialog_offcanvas_flip\":true,\"icon_align\":\"left\",\"link\":\"\"}}],\"name\":\"SCHEDA TECNICA BUTTON APPRO\"}]},{\"type\":\"column\",\"props\":{\"image_position\":\"center-center\",\"position_sticky_breakpoint\":\"m\",\"vertical_align\":\"middle\",\"width_medium\":\"1-2\"},\"children\":[{\"type\":\"image\",\"props\":{\"image\":\"wp-content\/uploads\/2025\/11\/Anello-Flessibile.png\",\"image_border\":\"rounded\",\"image_box_decoration\":\"shadow\",\"image_svg_color\":\"emphasis\",\"margin_bottom\":\"default\",\"margin_top\":\"default\"}}]}]}],\"name\":\"TESTO + 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Zero Waste, Max Precision The P.R.A. (Parison Radial Adjustment) system dynamically adjusts parison thickness, producing perfectly calibrated jerrycans with less material and greater strength. DATASHEET Download Datasheet Parison Radial Adjustment. Parison Radial Adjustment (P.R.A.) is a system developed by Techne to improve control of parison thickness in Extrusion Blow Molding processes, especially for asymmetric [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":5393,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-5398","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.0 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>PRA system: radial parison adjustment \u2013 Techne Packaging<\/title>\n<meta name=\"description\" content=\"The P.R.A. system optimizes radial parison adjustment for lighter, stronger, and more competitive jerrycans. 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