{"id":18270,"date":"2025-03-31T19:27:35","date_gmt":"2025-03-31T19:27:35","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=18270"},"modified":"2025-09-22T02:31:29","modified_gmt":"2025-09-22T02:31:29","slug":"a380-aliaj-de-aluminiu-turnat-sub-presiune","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/","title":{"rendered":"A380 turnare sub presiuneAliaj de aluminiu: Propriet\u0103\u021bi, compozi\u021bie \u0219i aplica\u021bii"},"content":{"rendered":"<div id=\"chat-history\" class=\"chat-history-scroll-container\">\n<div id=\"632456c64df84920\" class=\"conversation-container message-actions-hover-boundary response-optimization tts-removed ng-star-inserted\">\n<div>\n<div class=\"response-container ng-tns-c2906409014-134 response-optimization response-container-with-gpi tts-removed ng-star-inserted response-container-has-multiple-responses\">\n<div class=\"presented-response-container ng-tns-c2906409014-134\">\n<div class=\"response-container-content ng-tns-c2906409014-134 tunable-selection-with-avatar\">\n<div class=\"response-content ng-tns-c2906409014-134\">\n<div id=\"model-response-message-contentr_632456c64df84920\" class=\"markdown markdown-main-panel\" dir=\"ltr\">\n<p data-sourcepos=\"3:1-3:286\"><em><strong>A380 mor turnare aliaj de aluminiu<\/strong><\/em> este un aliaj de aluminiu comun utilizat \u00een turnarea sub presiune. Elementele cheie sunt siliciul (7,5-9,5%) \u0219i cuprul (2,5-3,5%). Con\u021binutul ridicat de siliciu asigur\u0103 o bun\u0103 curgere \u00een matri\u021be. Ofer\u0103 o rezisten\u021b\u0103 bun\u0103, de aproximativ 325 MPa (UTS) la turnare. <em><strong>A380 turnare sub presiune<\/strong><\/em> produsul este u\u0219or (2,7 g\/cm\u00b3), cu o bun\u0103 capacitate de gestionare a c\u0103ldurii.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p>S\u0103 descoperim de ce <em>A380 mor turnare aliaj de aluminiu<\/em> este o alegere de top. \u00cen\u021belege\u021bi cum poate produce piese fiabile, cunosc\u00e2nd capacitatea sa de turnare \u0219i utilizarea sa, \u00eempreun\u0103 cu propriet\u0103\u021bile specifice.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Tabla de con\u021binut<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Tabelul de con\u021binut\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #7c7c7c;color:#7c7c7c\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #7c7c7c;color:#7c7c7c\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Composition_and_Properties_of_A380_Die_Casting_Aluminum_Alloy\" >Compozi\u021bia \u0219i propriet\u0103\u021bile aliajului de aluminiu turnat sub presiune A380<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#1_Chemical_Composition\" >1.   Compozi\u021bia chimic\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Primary_Elements\" >Elemente primare:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Silicon_Si\" >Siliciu (Si):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Copper_Cu\" >Cupru (Cu):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Iron_Fe\" >Fier (Fe):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Manganese_Mn\" >Mangan (Mn):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Magnesium_Mg\" >Magneziu (Mg):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Zinc_Zn\" >Zinc (Zn):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Trace_Elements\" >Oligoelemente:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Standards\" >Standarde:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#2_Physical_Properties\" >2.   Propriet\u0103\u021bi fizice<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#3_Mechanical_Properties\" >3.   Propriet\u0103\u021bi mecanice<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#A_Strength_and_Ductility\" >A.  Rezisten\u021b\u0103 \u0219i ductilitate:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#As-Cast_No_Heat_Treatment\" >As-Cast (f\u0103r\u0103 tratament termic):<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#T5_Temper\" >T5 Temper:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#T6_Temper\" >T6 Temper:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#B_Microstructure\" >B.  Microstructura:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Intermetallic_phases\" >Fazele intermetalice:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#C_Specialized_Properties\" >C.  Propriet\u0103\u021bi specializate:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#D_Temperature_Effects\" >D.  Efectele temperaturii:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Applications_of_A380_Aluminum_Die_Casting_Alloy\" >Aplica\u021bii ale aliajului de aluminiu turnat A380<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#1_Automotive_Industry_Usage\" >1.   Utilizarea \u00een industria auto<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-24\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Key_Components_and_Properties\" >Componente \u0219i propriet\u0103\u021bi cheie:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Thermal_and_Mechanical_Advantages\" >Avantaje termice \u0219i mecanice:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Durability_and_Limitations\" >Durabilitate \u0219i limit\u0103ri:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-27\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Aerospace_Applications_of_A380_Die_Casting_Aluminum_Alloy\" >Aplica\u021bii aerospa\u021biale ale aliajului de aluminiu turnat A380<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-28\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Non-Structural_Component_Usage\" >Utilizarea componentelor nestructurale:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-29\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Temperature_and_Strength_Performance\" >Temperatur\u0103 \u0219i performan\u021b\u0103 de rezisten\u021b\u0103:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-30\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Precision_Casting_Advantages\" >Avantajele turn\u0103rii de precizie<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-31\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Limitations_and_Enhancements\" >Limit\u0103ri \u0219i \u00eembun\u0103t\u0103\u021biri:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-32\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Other_Industry_Applications_of_A380_Die_Casting_Aluminum_Alloy\" >Alte aplica\u021bii industriale ale aliajului de aluminiu turnat A380<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-33\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Construction_Sector_Uses\" >Utiliz\u0103ri \u00een sectorul construc\u021biilor:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-34\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Marine_Applications\" >Aplica\u021bii marine:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-35\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Electrical_Industry_Benefits\" >Beneficiile industriei electrice:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-36\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Industry-Specific_Advantages\" >Avantaje specifice industriei:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Casting_Characteristics_of_A380_Die_Casting_Aluminum_Alloy\" >Caracteristici de turnare ale aliajului de aluminiu A380 Die Casting<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Casting_Process\" >Procesul de turnare<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Die_casting\" >Turnare sub presiune:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-40\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Sand_Casting\" >Sand Casting:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-41\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Permanent_Mold_Casting\" >Turnare permanent\u0103 a matri\u021bei:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-42\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Casting_Defects\" >Defecte de turnare<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-43\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Heat_Treatment\" >Tratament termic<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Solution_heat_treatment\" >Tratament termic prin solu\u021bie:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-45\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Artificial_aging\" >\u00cemb\u0103tr\u00e2nire artificial\u0103<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-46\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Corrosion_Resistance_of_A380_Die_Casting_Aluminum_Alloy\" >Rezisten\u021ba la coroziune a aliajului de aluminiu turnat A380<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-47\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Corrosion_Mechanisms\" >Mecanisme de coroziune:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-48\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Protection_from_Corrosion\" >Protec\u021bie \u00eempotriva coroziunii:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-49\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Machining_and_Fabrication_of_A380_Die_Casting_Aluminum_Alloy\" >Prelucrarea \u0219i fabricarea aliajului de aluminiu turnat A380<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-50\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Machining\" >Prelucrare:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-51\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Fabrication\" >Fabricare:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-52\" href=\"https:\/\/aludiecasting.com\/ro\/a380-aliaj-de-aluminiu-turnat-sub-presiune\/#Conclusion\" >Concluzie:<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Composition_and_Properties_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Compozi\u021bia \u0219i propriet\u0103\u021bile aliajului de aluminiu turnat sub presiune A380<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T000854.178.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18275 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T000854.178.png\" alt=\"A380 turnare sub presiune\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T000854.178.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T000854.178-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_Chemical_Composition\"><\/span>1.   Compozi\u021bia chimic\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Primary_Elements\"><\/span>Elemente primare:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Silicon_Si\"><\/span>Siliciu (Si):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Elementul principal al <a href=\"https:\/\/www.diecastingschina.com\/a380-aluminum-casting\" target=\"_blank\" rel=\"noopener\">A380 aluminiu turnare<\/a> este siliciul. Propor\u021bia acestuia este de aproximativ 7,5-9,5%. Aceste particule reduc punctul de topire, cre\u00e2nd o faz\u0103 eutectic\u0103 cu aluminiul.<\/p>\n<p>Siliciul este fragil \u0219i dur. Acesta este motivul pentru care \u00eembun\u0103t\u0103\u021be\u0219te fluiditatea \u0219i minimizeaz\u0103 contrac\u021bia. Cu toate acestea, o cantitate excesiv\u0103 (&gt;9,5%) nu este \u00eentotdeauna potrivit\u0103. Aceasta va duce la acumularea de particule grosiere, afect\u00e2nd ductilitatea<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Copper_Cu\"><\/span>Cupru (Cu):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>2,5-3,5% din con\u021binutul de cupru este amestecat \u00een metalul de aluminiu \u00een cazul \u00een care pentru a produce o rezisten\u021b\u0103 ridicat\u0103. Acesta formeaz\u0103 precipitate de Al\u2082Cu \u00een timpul \u00eemb\u0103tr\u00e2nirii.<\/p>\n<p>Ad\u0103ugarea mai mult de 3.5% element de cupru induce probleme \u00een timpul solidific\u0103rii. Aceasta cauzeaz\u0103 fisurarea la cald.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Iron_Fe\"><\/span>Fier (Fe):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cantitatea de fier din aliajul de aluminiu turnat sub presiune pentru A380 este de aproximativ 0,5-1,5%. Acest metal \u00eempiedic\u0103 lingourile topite s\u0103 se lipeasc\u0103 de matri\u021b\u0103. Acest lucru se datoreaz\u0103 faptului c\u0103 exist\u0103 compu\u0219i AlFeSi. Acesta este destul de greu de manevrat. Utilizarea excesiv\u0103 a fierului, peste 1,5 %, fragilizeaz\u0103 structura \u03b2-AlFeSi. Scade impactul de tenacitate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Manganese_Mn\"><\/span>Mangan (Mn):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajul A380 pe baz\u0103 de aluminiu con\u021bine 0,1-0,5% mangan. Acesta alterneaz\u0103 faza periculoas\u0103 de \u03b2-AlFeSi \u00een \u03b1-AlFeMnSi cu daun\u0103 minim\u0103. De asemenea, acestea rafineaz\u0103 granulele \u00een timpul solidific\u0103rii.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Magnesium_Mg\"><\/span>Magneziu (Mg):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cantitatea de magneziu (0,1-0,5%) se combin\u0103 cu con\u021binutul de siliciu pentru a produce precipita\u021bii de Mg\u2082Si. Aceasta cre\u0219te duritatea. Cu toate acestea, turnabilitatea este redus\u0103 cu mg peste &gt;0,5%<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Zinc_Zn\"><\/span>Zinc (Zn):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>0,1-0,5% de aliaj de zinc minimizeaz\u0103 impactul asupra aliajului de aluminiu turnat sub presiune A380. \u00cen ciuda acestui fapt, provoac\u0103 o sc\u0103dere a rezisten\u021bei la coroziune. Acest lucru se \u00eent\u00e2mpl\u0103 de obicei cu prezen\u021ba <strong>impurit\u0103\u021bi<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Trace_Elements\"><\/span>Oligoelemente:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>P\u00e2n\u0103 la 0,5% de nichel produce o stabilitate mai bun\u0103 la temperaturi ridicate. Acest lucru se datoreaz\u0103 form\u0103rii fazei Al\u2083Ni.<\/li>\n<li>Prezen\u021ba fiec\u0103rui staniu (Sn) \u0219i plumb (Pb) mai mic\u0103 de 0,1% \u00eembun\u0103t\u0103\u021be\u0219te prelucrabilitatea. Cu toate acestea, afecteaz\u0103 sudabilitatea.<\/li>\n<li>\u00cencorporarea a &lt;0,1% de crom (Cr) rafineaz\u0103 granula\u021bia.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Standards\"><\/span>Standarde:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen forma ASTM B85, specifica\u021bia aliajului de aluminiu turnat sub presiune A380 prezint\u0103 anumite limite. De exemplu, Fe \u22641,5%, Cu \u22643,5%. Aceasta impune ca compozi\u021bia s\u0103 treac\u0103 teste chimice prin spectrometrie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_Physical_Properties\"><\/span>2.   Propriet\u0103\u021bi fizice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Densitate: 2,7 g\/cm\u00b3<\/li>\n<li>Intervalul de topire: 565\u00b0C p\u00e2n\u0103 la 630\u00b0C<\/li>\n<li>Conductivitate termic\u0103: 100 W\/m-K la 25\u00b0C<\/li>\n<li>Conductivitate electric\u0103: 35% IACS<\/li>\n<li>Expansiune termic\u0103: 21,8 \u00b5m\/m-\u00b0C (20-100\u00b0C)<\/li>\n<li>Rezisten\u021b\u0103 la coroziune: Moderat\u0103<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"3_Mechanical_Properties\"><\/span>3.   Propriet\u0103\u021bi mecanice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001201.034.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18276 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001201.034.jpg\" alt=\"rezisten\u021ba la trac\u021biune a aluminiului a380\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001201.034.jpg 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001201.034-480x300.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"A_Strength_and_Ductility\"><\/span>A.  Rezisten\u021b\u0103 \u0219i ductilitate:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"As-Cast_No_Heat_Treatment\"><\/span>As-Cast (f\u0103r\u0103 tratament termic):<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Rezisten\u021ba maxim\u0103 la trac\u021biune (UTS): 325 MPa.<\/li>\n<li>Yield Strength (YS): 160 MPa la 0.2% offset.<\/li>\n<li>Alungire: 3% (limitat de con\u021binutul s\u0103u ridicat de siliciu, precum \u0219i de fazele fragile \u03b1-AlFeMnSi \u0219i \u03b2-AlFeSi).<\/li>\n<li>Duritate: 80 HB (Brinell).<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"T5_Temper\"><\/span>T5 Temper:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>\u00cenvechire la 150-200\u00b0C timp de 2-8 ore<\/li>\n<li>UTS: 330 MPa<\/li>\n<li>YS: 170 MPa.<\/li>\n<li>Elonga\u021bie: 2%<\/li>\n<li>Duritate: 85 HB<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"T6_Temper\"><\/span>T6 Temper:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Solu\u021bionat la 500\u00b0C timp de 4-12 ore + \u00cenvechit<\/li>\n<li>UTS: 350 MPa<\/li>\n<li>YS: 185 MPa.<\/li>\n<li>Elonga\u021bie: 2.5%<\/li>\n<li>Duritate: 90 HB<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"B_Microstructure\"><\/span>B.  Microstructura:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajul de aluminiu turnat sub presiune A380 creeaz\u0103 o dimensiune a granulelor de 50-200 \u00b5m ca matrice primar\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Intermetallic_phases\"><\/span>Fazele intermetalice:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>Particulele de \u03b1-AlFeMnSi \u00een form\u0103 de plac\u0103 cu o longevitate de 5-20 \u00b5m \u00eembun\u0103t\u0103\u021besc rezisten\u021ba la uzur\u0103.<\/li>\n<li>Tipul de faze \u00een form\u0103 de ac (\u03b2-AlFeSi) de p\u00e2n\u0103 la 10-30 \u00b5m prezint\u0103 locuri de induc\u021bie a fisurilor.<\/li>\n<li>Elementele Mn \u00eembun\u0103t\u0103\u021besc dimensiunea granulelor, reduc\u00e2nd-o la &lt;100 \u00b5m. Ele creeaz\u0103 o tenacitate mai bun\u0103.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"C_Specialized_Properties\"><\/span>C.  Propriet\u0103\u021bi specializate:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajul A380 are o rezisten\u021b\u0103 bun\u0103 la oboseal\u0103 care variaz\u0103 de la 150 MPa la 10\u2077 cicluri (R = -1). Aceast\u0103 calitate este benefic\u0103 pentru fabricarea suporturilor de motor.<\/p>\n<p>\u00cen plus, rezisten\u021ba la forfecare a acestui lingou este de aproximativ 200 MPa. Acest lucru este foarte important pentru crearea de filete sau pentru fixarea diferitelor ansambluri.<\/p>\n<p>Pe l\u00e2ng\u0103 toate cele de mai sus, aliajul este limitat la rezisten\u021ba sa la impact (testul Charpy), care este de 5 J la 25\u00b0C. Aceast\u0103 limit\u0103 minimizeaz\u0103, de asemenea, utilizarea sa la sarcini dinamice.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"D_Temperature_Effects\"><\/span>D.  Efectele temperaturii:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Temperaturile ridicate devin motivul pentru precipitarea particulelor grosiere. Din aceast\u0103 cauz\u0103, UTS scade la 260 MPa (-20%).<\/p>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001529.315.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18277 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001529.315.png\" alt=\"stabilitatea termic\u0103 a aluminiului a380\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001529.315.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001529.315-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>La temperaturi sc\u0103zute sub -50\u00b0C, se produce o cre\u0219tere a nivelului de duritate \u00een jurul valorii de 88 HB (+10%). Acest lucru se datoreaz\u0103 faptului c\u0103 mi\u0219carea disloc\u0103rilor devine mai lent\u0103.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_A380_Aluminum_Die_Casting_Alloy\"><\/span>Aplica\u021bii ale aliajului de aluminiu turnat A380<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"1_Automotive_Industry_Usage\"><\/span>1.   Utilizarea \u00een industria auto<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Raportul rezisten\u021b\u0103\/greutate \u00een materialul de turnare sub presiune din aliaj A380 \u00eel face o alegere optim\u0103. Acesta este motivul pentru care industria auto \u00eel utilizeaz\u0103 pentru marea sa varietate de aplica\u021bii. Cum ar fi <span class=\"___SBox_epc1q-kmt_ ___SText_zko9t-kmt_\" data-ui-name=\"Link.Text\"><strong>a<em>380 suporturi motor turnate sub presiune, carcas\u0103 motor turnat\u0103 sub presiune din aluminiu, <\/em><\/strong>\u0219i alte piese turnate sub presiune pentru automobile A380.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Key_Components_and_Properties\"><\/span>Componente \u0219i propriet\u0103\u021bi cheie:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Piesele auto, cum ar fi supor\u021bii \u0219i carcasele, au o rezisten\u021b\u0103 maxim\u0103 la trac\u021biune de aproximativ 325 MPa. De asemenea, acestea constituie bariere \u00eempotriva c\u0103ldurii excesive de p\u00e2n\u0103 la 200\u00b0C.<\/p>\n<p>Acest lucru \u00eenseamn\u0103 c\u0103 piesa nu necesit\u0103 mai mult\u0103 energie sau consum de combustibil \u00een compara\u021bie cu blocurile de fier mai vechi.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_and_Mechanical_Advantages\"><\/span>Avantaje termice \u0219i mecanice:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Produc\u0103torii utilizeaz\u0103 conductivitatea termic\u0103 a aliajului de aluminiu turnat sub presiune A380 (100 W\/m-K) \u00een capetele cilindrilor.<\/p>\n<p>Acestea dispun de o disipare eficient\u0103 a c\u0103ldurii. Materialul de siliciu curge u\u0219or \u00een timpul turn\u0103rii pentru a lua orice form\u0103 complex\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Durability_and_Limitations\"><\/span>Durabilitate \u0219i limit\u0103ri:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Carcasele cutiilor de viteze dup\u0103 un proces de revenire T6 ar fi mai dure. Se ob\u021bine o duritate de 90 HB.<\/p>\n<p>Cu toate acestea, piesele nu corespund cerin\u021belor de ductilitate, ceea ce limiteaz\u0103 utilizarea lor \u00een aplica\u021bii cu impact puternic. Pentru aceasta, utiliza\u021bi aliajele sale de substitu\u021bie, cum ar fi A383, pentru fabricarea pieselor critice.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aerospace_Applications_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Aplica\u021bii aerospa\u021biale ale aliajului de aluminiu turnat A380<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Non-Structural_Component_Usage\"><\/span>Utilizarea componentelor nestructurale:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Caracteristicile de rezisten\u021b\u0103 \u0219i turnabilitate ale lingoului de aliaj de turnare sub presiune A380 \u00eel fac preferabil. Industriile aerospa\u021biale \u00eel utilizeaz\u0103 pentru fabricarea carcasei spoilerului, a suporturilor clapetei \u0219i a suporturilor eleronului.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Temperature_and_Strength_Performance\"><\/span>Temperatur\u0103 \u0219i performan\u021b\u0103 de rezisten\u021b\u0103:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Acest aliaj poate suporta temperaturi moderate (-50\u00b0C p\u00e2n\u0103 la 150\u00b0C). Acestea au o limit\u0103 de curgere de 185 MPa dup\u0103 revenirea T6. \u00cen cazul echipamentelor de control al zborului, acest tratament le face mai potrivite.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Precision_Casting_Advantages\"><\/span>Avantajele turn\u0103rii de precizie<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Materialul de turnare sub presiune A380 ofer\u0103 o turnabilitate adecvat\u0103, prelu\u00e2nd cel mai complex profil. Datorit\u0103 acestui fapt, \u00eel pute\u021bi utiliza pentru lucruri precum balamalele c\u00e2rmei cu exactitate dimensional\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Limitations_and_Enhancements\"><\/span>Limit\u0103ri \u0219i \u00eembun\u0103t\u0103\u021biri:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen ciuda faptului c\u0103 aliajul ofer\u0103 multe calit\u0103\u021bi excep\u021bionale, acesta nu are calit\u0103\u021bile calit\u0103\u021bii aerospa\u021biale (7075). De exemplu, aliaj forjat de \u00eenalt\u0103 rezisten\u021b\u0103.<\/p>\n<p>\u00cembun\u0103t\u0103\u021birea pe care i-o pute\u021bi face este durabilitatea \u00een condi\u021bii de umiditate. Acest lucru se poate realiza prin procesul de \u00eenc\u0103lzire T6 sau prin acoperiri anti-coroziune.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Other_Industry_Applications_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Alte aplica\u021bii industriale ale aliajului de aluminiu turnat A380<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Construction_Sector_Uses\"><\/span>Utiliz\u0103ri \u00een sectorul construc\u021biilor:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen sectorul construc\u021biilor, aliajul de aluminiu A380 turnat sub presiune este turnat pentru fabricarea matri\u021belor arhitecturale \u0219i a cadrelor de ferestre.<\/p>\n<p>Industria \u00ee\u0219i valorific\u0103 cele mai optime tr\u0103s\u0103turi. Asta cu rezisten\u021ba la coroziune \u0219i toleran\u021bele str\u00e2nse pentru precizie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Marine_Applications\"><\/span>Aplica\u021bii marine:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Durabilitatea aliajului de turnare sub presiune A380 creeaz\u0103 piese durabile \u0219i puternice pentru suporturile motorului \u0219i accesoriile pun\u021bii.<\/p>\n<p>Tratamentul, precum anodizarea, spore\u0219te rezisten\u021ba \u00eempotriva apei s\u0103rate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electrical_Industry_Benefits\"><\/span>Beneficiile industriei electrice:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Acest material este benefic pentru producerea radiatoarelor \u0219i a carcasei motorului. Le confer\u0103 un IACS \u0219i o conductivitate termic\u0103 bune. De aceea, aceast\u0103 op\u021biune este o ofert\u0103 cost-performan\u021b\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Industry-Specific_Advantages\"><\/span>Avantaje specifice industriei:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Propriet\u0103\u021bile cheie pe care le con\u021bine aliajul de aluminiu turnat sub presiune A380 includ, cel mai adesea, stabilitatea dimensional\u0103 \u00een timpul construc\u021biei \u0219i rezisten\u021ba la coroziune pentru mediul marin.<\/p>\n<p>\u00centre timp, costumele de management termic sunt pentru sistemele electrice. Acest lucru \u00eenseamn\u0103 c\u0103 aliajul de aluminiu A380 turnat sub presiune se \u00eencadreaz\u0103 \u00een categoria unui metal versatil.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Casting_Characteristics_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Caracteristici de turnare ale aliajului de aluminiu A380 Die Casting<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Casting_Process\"><\/span>Procesul de turnare<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Deoarece aliajul de turnare sub presiune A380 are o fluiditate mult mai bun\u0103, acesta este turnat cu parametri de proces. Ace\u0219ti parametri includ puncte de topire de 660-680\u00b0C \u0219i presiuni de injec\u021bie de 30-150 MPa.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Die_casting\"><\/span>Turnare sub presiune:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/ro\/aluminiu-turnat-sub-presiune-3\/\">Aluminum die casting<\/a> este cea mai bun\u0103 tehnic\u0103 de utilizat <a href=\"https:\/\/aludiecasting.com\/ro\/compozitia-si-proprietatile-aliajului-de-aluminiu-a380-101\/\">A380 aliaj de aluminiu<\/a>. Acesta produce rezultate de ie\u0219ire \u00een c\u00e2teva minute \u0219i ofer\u0103 o toleran\u021b\u0103 str\u00e2ns\u0103. Cu toate acestea, acest proces prezint\u0103 riscul ca mucegaiul s\u0103 se lipeasc\u0103 de particulele de fier, pute\u021bi utiliza acest proces pentru a crea <span class=\"___SBox_epc1q-kmt_ ___SText_zko9t-kmt_\" data-ui-name=\"Link.Text\"><em>a380 suporturi de motor turnate sub presiune \u0219i carcas\u0103 de motor turnat\u0103 sub presiune din aluminiu<\/em> pentru componentele auto,\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Sand_Casting\"><\/span>Sand Casting:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen turnarea \u00een nisip, nu este nevoie s\u0103 se utilizeze presiuni sau temperaturi ridicate. Acest lucru se datoreaz\u0103 faptului c\u0103 se formeaz\u0103 o form\u0103 de profil cu aliaj topit folosind o cantitate mai mic\u0103 (1-5 presiune la 600-650\u00b0C).<\/p>\n<p>Pute\u021bi utiliza acest proces pentru a turna piese mai lungi, cum ar fi blocurile motorului. Cu toate acestea, este foarte lent \u0219i produce suprafe\u021be aspre.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Permanent_Mold_Casting\"><\/span>Turnare permanent\u0103 a matri\u021bei:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Turnarea permanent\u0103 a matri\u021belor ofer\u0103 beneficii echilibrate de cost \u00eempreun\u0103 cu rezultate precise.<\/p>\n<p>Func\u021bioneaz\u0103 la 630-670\u00b0C.<\/p>\n<p>Ratele de r\u0103cire corecte sunt necesare \u00een ceea ce prive\u0219te controlul solidific\u0103rii. Acest lucru va reduce riscul de rupere la cald.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Casting_Defects\"><\/span>Defecte de turnare<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Defectele de turnare care apar \u00een timpul fabrica\u021biei pot fi porozitate, contrac\u021bie sau incluziuni.<\/p>\n<ul>\n<li>Porozitate: aerul sau gazele amestecate \u00een turnare cauzeaz\u0103 porozitate. Descoperi\u021bi cu ajutorul inspec\u021biei cu raze X. Pentru a controla acest lucru, utiliza\u021bi degazarea \u00een vid.<\/li>\n<li>Contrac\u021bii: R\u0103cirea neuniform\u0103 a pieselor turnate produce contrac\u021bii \u00een piese. Software-ul de simulare termic\u0103 ajut\u0103 la analizarea punctelor fierbin\u021bi. Rezolva\u021bi aceste erori cu modele optimizate de alimentatoare.<\/li>\n<li>Incluziune: Se \u00eent\u00e2mpl\u0103 din cauza prezen\u021bei impurit\u0103\u021bilor. Filtra\u021bi metalul \u00eenainte de utilizare pentru a minimiza dimensiunea particulelor. De asemenea, opta\u021bi pentru tehnici de pre\u00eenc\u0103lzire a matri\u021bei.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Heat_Treatment\"><\/span>Tratament termic<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001837.178.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18278 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001837.178.png\" alt=\"tratamentul termic al aluminiului a380\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001837.178.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-2025-04-01T001837.178-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Solution_heat_treatment\"><\/span>Tratament termic prin solu\u021bie:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen acest tip de tratament, produc\u0103torii de turnare sub presiune \u00eenc\u0103lzesc metalul la 500\u00b0C timp de 4-12 ore. Astfel \u00eenc\u00e2t s\u0103 dizolve precipitatele de Al\u2082Cu. Acest lucru se realizeaz\u0103 prin intermediul unei viteze de r\u0103cire &gt;100\u00b0C\/s (ap\u0103 de c\u0103lire).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Artificial_aging\"><\/span>\u00cemb\u0103tr\u00e2nire artificial\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cemb\u0103tr\u00e2nirea artificial\u0103, precum tehnica de temperare T6, func\u021bioneaz\u0103 la 150-200\u00b0C timp de 2-8 ore. Aceasta produce o rezisten\u021b\u0103 excesiv\u0103 \u00een lingouri. Pentru aceasta, se formeaz\u0103 faze de Mg\u2082Si \u0219i Al\u2082Cu. De asemenea, cre\u0219te duritatea.<\/p>\n<p>Cu toate acestea, supra\u00eenc\u0103lzirea peste 250\u00b0C duce la o precipitare grosier\u0103. Ca urmare, aceasta afecteaz\u0103 rezisten\u021ba, reduc\u00e2nd-o cu p\u00e2n\u0103 la 15%.<\/p>\n<p>De asemenea, temperarea T6 \u00eembun\u0103t\u0103\u021be\u0219te rezisten\u021ba la oboseal\u0103, realiz\u00e2nd o microstructur\u0103 rafinat\u0103. \u00cen ciuda acestui fapt, scade rata de alungire p\u00e2n\u0103 la 2,5%.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Corrosion_Resistance_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Rezisten\u021ba la coroziune a aliajului de aluminiu turnat A380<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/aluminum-corrosion-resistance.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18274 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/aluminum-corrosion-resistance-1024x1024.jpg\" alt=\"a380 aluminiu rezisten\u021b\u0103 la coroziune\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/aluminum-corrosion-resistance-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/aluminum-corrosion-resistance-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/aluminum-corrosion-resistance-480x480.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) and (max-width: 980px) 980px, (min-width: 981px) 1024px, 100vw\" \/><\/a><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Corrosion_Mechanisms\"><\/span>Mecanisme de coroziune:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>La avioanele A380, exist\u0103 \u0219anse de apari\u021bie a coroziunii prin \u00een\u021bep\u0103turi \u00een zonele bogate \u00een cloruri, cum ar fi coastele. Similar cu aceast\u0103 problem\u0103, coroziunea \u00een cr\u0103p\u0103turi apare \u00een locurile stagnante (sub \u0219uruburi).<\/p>\n<p>Coroziunea galvanic\u0103 are loc atunci c\u00e2nd apar diferen\u021be de poten\u021bial electrochimic. Con\u021binutul de fier \u0219i cupru este, de asemenea, motivul pentru agravarea coroziunii.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Protection_from_Corrosion\"><\/span>Protec\u021bie \u00eempotriva coroziunii:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Exist\u0103 multe op\u021biuni pentru a proteja piesele de coroziune. Printre acestea, anodizarea este una care adaug\u0103 un strat de oxid de 10-25 \u00b5m.<\/p>\n<p>Procesul de cromare ajut\u0103 la eliminarea umidit\u0103\u021bii sau la rezisten\u021ba la sare. \u00centre timp, straturile de vopsea (epoxidice) cresc rezisten\u021ba prin blocarea expunerii.<\/p>\n<p>Celelalte op\u021biuni sunt acoperirea cu pulbere \u0219i etan\u0219\u0103rile. Acestea au rolul de a \u00eembun\u0103t\u0103\u021bi performan\u021ba pieselor marine sau auto \u0219i de a cre\u0219te durabilitatea.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Machining_and_Fabrication_of_A380_Die_Casting_Aluminum_Alloy\"><\/span>Prelucrarea \u0219i fabricarea aliajului de aluminiu turnat A380<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Machining\"><\/span>Prelucrare:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Cu un rating de 65 la 70%, <em><strong>aliaj de aluminiu a380<\/strong><\/em> este foarte u\u0219or de prelucrat. Exist\u0103 un con\u021binut de elemente aliate, care pot fi dure, cum ar fi particulele de siliciu. Pentru aceasta, pute\u021bi utiliza unelte din carbur\u0103 sau PCD pentru a-l t\u0103ia.<\/p>\n<p>De exemplu, un unghi de rake de 15\u00b0 \u0219i muchii ascu\u021bite ajut\u0103 \u00een procesul de t\u0103iere. Dup\u0103 cum arat\u0103 imaginea, t\u0103ia\u021bi la 300-500 m\/mi, avans 0,5 mm\/rev \u0219i ad\u00e2ncime \u22643,25 mm.<\/p>\n<p>De asemenea, tehnicile adecvate de r\u0103cire pot evita supra\u00eenc\u0103lzirea uneltelor \u0219i pot cre\u0219te durabilitatea acestora.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fabrication\"><\/span>Fabricare:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Este destul de greu s\u0103 sudezi materialul din aliaj de aluminiu A380. Pentru c\u0103 se fisureaz\u0103. Dar pute\u021bi utiliza sudarea prin frecare. Face o treab\u0103 excelent\u0103 la 500-1500 RPM, 1-3 mm\/s.<\/p>\n<p>De asemenea, pre\u00eenc\u0103lzirea \u0219i umplutura de aluminiu siliconic ajut\u0103 \u0219i la lipire. Pentru fixare sau nituire, trebuie s\u0103 lucra\u021bi manual pentru a str\u0103punge sau s\u0103 folosi\u021bi nituri rezistente de 1-5 mm.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Concluzie:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>A380 aluminiu turnat sub presiune este cel mai important metal. Acesta con\u021bine o greutate mai mic\u0103, dar un con\u021binut rezistent. Turnabilitatea lor excelent\u0103 v\u0103 permite s\u0103 fabrica\u021bi aplica\u021bii multiple cu o rezisten\u021b\u0103 termic\u0103 impresionant\u0103. Este o combina\u021bie de rentabilitate \u0219i performan\u021be echilibrate.<\/p>\n<p>Cu toate acestea, s-ar putea s\u0103 v\u0103 confrunta\u021bi cu ductilitatea sa sc\u0103zut\u0103. Tratamentul temperaturii T6 \u0219i straturile de acoperire \u00eei pot \u00eembun\u0103t\u0103\u021bi durabilitatea.  Acesta este motivul pentru care este important pentru majoritatea industriilor majore, cum ar fi industria auto \u0219i industrial\u0103.<\/p>","protected":false},"excerpt":{"rendered":"<p>Descoperi\u021bi aluminiul A380: Un aliaj versatil cunoscut pentru turnabilitate \u0219i conductivitate termic\u0103 excelente. P\u0103trunde\u021bi \u00een propriet\u0103\u021bile, compozi\u021bia, aplica\u021biile \u0219i tratamentul termic al acestuia.<\/p>","protected":false},"author":2,"featured_media":18279,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[1],"tags":[1047,1049,1048,1050],"class_list":["post-18270","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminium-alloy-castings","tag-380-die-casting-motor-brackets","tag-a380-die-cast-aluminum","tag-a380-die-casting","tag-aluminium-die-cast-motor-housing"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/18270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/comments?post=18270"}],"version-history":[{"count":0,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/18270\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/media\/18279"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/media?parent=18270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/categories?post=18270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/tags?post=18270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}