{"id":18100,"date":"2025-03-02T20:58:49","date_gmt":"2025-03-02T20:58:49","guid":{"rendered":"https:\/\/aludiecasting.com\/?p=18100"},"modified":"2025-03-02T20:58:49","modified_gmt":"2025-03-02T20:58:49","slug":"diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului","status":"publish","type":"post","link":"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/","title":{"rendered":"Diferen\u021ba dintre turnarea sub presiune a magneziului \u0219i turnarea sub presiune a aluminiului"},"content":{"rendered":"<p>Magneziul \u0219i aluminiul sunt aliaje turnabile sub presiune. Magneziul este mai u\u0219or \u0219i se potrive\u0219te cu piesele care au nevoie de eficien\u021b\u0103 a consumului de combustibil \u0219i amortizare a vibra\u021biilor. Are nevoie de anumite tehnici de manipulare. \u00cen timp ce aluminiul este disponibil la un pre\u021b mai mic \u0219i se potrive\u0219te utiliz\u0103rii de uz general. Acesta rezist\u0103 bine la coroziune. Afla\u021bi ce propriet\u0103\u021bi unice ale turn\u0103rii sub presiune a magneziului \u0219i ale turn\u0103rii sub presiune a aluminiului le diferen\u021biaz\u0103 una de cealalt\u0103. De asemenea, descoperi\u021bi aplica\u021biile lor \u0219i considera\u021biile privind fabricarea.<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Properties_of_Magnesium_and_Aluminum\" >Propriet\u0103\u021bile magneziului \u0219i aluminiului<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Magnesium_Properties\" >Propriet\u0103\u021bile magneziului<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Specific_Alloys\" >Aliaje specifice<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Corrosion_Resistance\" >Rezisten\u021ba la coroziune<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Thermal_Conductivity\" >Conductivitate termic\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Damping_Capacity\" >Capacitatea de amortizare<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Machinability\" >Ma\u0219inabilitate<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Aluminums_properties\" >Propriet\u0103\u021bile aluminiului<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Specific_Alloys-2\" >Aliaje specifice<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Corrosion_Resistance-2\" >Rezisten\u021ba la coroziune<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Electrical_Conductivity\" >Conductivitate electric\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Castability\" >Castabilitate<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Applications_of_Magnesium_Die_Casting\" >Aplica\u021bii ale turn\u0103rii sub presiune a magneziului<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Aerospace\" >Industria aerospa\u021bial\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Automotive\" >Automobile<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Electronics\" >Electronic\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Weight_Savings\" >Economii de greutate<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Importance_of_Weight_Reduction\" >Importan\u021ba reducerii greut\u0103\u021bii<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Applications_of_Aluminum_Die_Casting\" >Aplica\u021bii ale turn\u0103rii sub presiune a aluminiului<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Automotive-2\" >Automobile<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Aerospace-2\" >Industria aerospa\u021bial\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Industrial_equipment\" >Echipamente industriale<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Recyclability\" >Reciclabilitate<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Benefits_of_Recycling_Aluminum_in_Die_Casting\" >Beneficiile recicl\u0103rii aluminiului \u00een turnarea sub presiune<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-25\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Manufacturing_Considerations_in_Casting\" >Considera\u021bii privind fabricarea \u00een turnare<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-26\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Magnesium_Casting\" >Turnarea magneziului<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Die_Temperature_Reaction\" >Temperatura \u0219i reac\u021bia matri\u021bei<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Die_Material_Maintenance\" >Material \u0219i \u00eentre\u021binere matri\u021be<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Cycle_Time\" >Durata ciclului<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Safety_Measures\" >M\u0103suri de siguran\u021b\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Surface_Finishing\" >Finisarea suprafe\u021belor<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Aluminum_Casting\" >Turnare aluminiu<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Die_Temperature_Pressure\" >Temperatura \u0219i presiunea matri\u021bei<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Die_Material_Production_Limits\" >Material pentru matri\u021be \u0219i limite de produc\u021bie<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Cycle_Time_of_Aluminum\" >Timpul de ciclu al aluminiului<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Safety_Measures_of_Aluminum\" >M\u0103suri de siguran\u021b\u0103 ale aluminiului<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-37\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Surface_Finishing_of_Aluminum\" >Finisarea suprafe\u021bei aluminiului<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-38\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Comparison_of_Mechanical_Properties\" >Compararea propriet\u0103\u021bilor mecanice<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-39\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Tensile_Strength_Yield_Strength\" >Rezisten\u021ba la trac\u021biune \u0219i rezisten\u021ba la \u00eentindere<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Elongation_Impact_Resistance\" >Alungire \u0219i rezisten\u021b\u0103 la impact<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Fatigue_Strength\" >Rezisten\u021ba la oboseal\u0103<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Hardness\" >Duritate<\/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\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Creep_Resistance\" >Rezisten\u021ba la fluaj<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-44\" href=\"https:\/\/aludiecasting.com\/ro\/diferenta-dintre-turnarea-sub-presiune-a-magneziului-si-turnarea-sub-presiune-a-aluminiului\/#Conclusion\" >Concluzie:<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Properties_of_Magnesium_and_Aluminum\"><\/span>Propriet\u0103\u021bile magneziului \u0219i aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Magnesium_Properties\"><\/span>Propriet\u0103\u021bile magneziului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18101 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-1024x1024.jpg\" alt=\"propriet\u0103\u021bi ale magneziului \u0219i aluminiului\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/properties-of-magnesium-and-aluminum-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=\"Specific_Alloys\"><\/span>Aliaje specifice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajele specifice de magneziu se formeaz\u0103 practic prin metode de aliere. \u00cen care acesta este amestecat cu diferite elemente. Exemplele includ AZ91D, AM60 \u0219i AS41.<\/p>\n<p>Rezisten\u021ba mai mare \u0219i capacitatea \u00eembun\u0103t\u0103\u021bit\u0103 de a preveni coroziunea sunt propriet\u0103\u021bile semnificative ale acestor aliaje. De exemplu, AZ91D este mai puternic \u0219i mai u\u0219or datorit\u0103 rezisten\u021bei sale la trac\u021biune de 240 MPa.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Corrosion_Resistance\"><\/span>Rezisten\u021ba la coroziune<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Magneziul se poate coroda din cauza efectului unor medii precum aerul sau solu\u021biile alcaline. \u00cen acest caz, acoperirea sau elementele de aliere func\u021bioneaz\u0103 cel mai bine. De exemplu, rezisten\u021ba la coroziune a magneziului devine mai bun\u0103 atunci c\u00e2nd inginerii \u00eel amestec\u0103 cu aluminiu.<\/p>\n<p>\u00cen plus, densitatea mai mic\u0103 (1,74 g\/cm\u00b3) a magneziului nu \u00eei permite s\u0103 previn\u0103 bine coroziunea. Prin urmare, are nevoie de o anumit\u0103 protec\u021bie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Thermal_Conductivity\"><\/span>Conductivitate termic\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Multe aliaje de magneziu ofer\u0103 o conductivitate termic\u0103 bun\u0103, cum ar fi AZ91 (51 W\/m-K). A\u0219adar, conduc bine c\u0103ldura, dar \u00eentr-un fel nu la fel de eficient ca aluminiul sau cuprul.<\/p>\n<p>Cu toate acestea, de fiecare dat\u0103 c\u00e2nd un metal este \u00eenc\u0103lzit, acesta se dilat\u0103. Aceasta este cunoscut\u0103 sub numele de dilatare termic\u0103. Magneziul prezint\u0103 o dilatare termic\u0103 mai mare dec\u00e2t aluminiul (23,6 x 10-\u2076\/\u00b0C) la sau aproape de 25,2 x 10-\u2076\/\u00b0C.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Damping_Capacity\"><\/span>Capacitatea de amortizare<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Magneziul are un atribut excelent de amortizare a vibra\u021biilor. Acest lucru \u00eel face potrivit pentru utilizarea \u00een vehicule \u0219i avioane. Deoarece aceste piese au nevoie de zgomot \u0219i vibra\u021bii reduse, modulul lor elastic este de 45 GPa, referindu-se la mai mult\u0103 flexibilitate. Acesta este mai mic dec\u00e2t cel al aluminiului (69 GPa).<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Machinability\"><\/span>Ma\u0219inabilitate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajele de magneziu au o temperatur\u0103 de topire mai sc\u0103zut\u0103 (650\u00b0C) dec\u00e2t Al. Cu toate acestea, prelucrabilitatea lor este influen\u021bat\u0103 de diferite for\u021be de t\u0103iere, uzura sculei \u0219i formarea de a\u0219chii.<\/p>\n<p>Inflamabilitatea sa trebuie, cumva, tratat\u0103 corespunz\u0103tor. Acest lucru se datoreaz\u0103 faptului c\u0103 poate produce sc\u00e2ntei \u00een timpul prelucr\u0103rii.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Aluminums_properties\"><\/span>Propriet\u0103\u021bile aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Specific_Alloys-2\"><\/span>Aliaje specifice<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>A380, A383 \u0219i ADC1 sunt ni\u0219te aliaje de aluminiu specifice. Aceste aliaje con\u021bin \u0219i alte elemente precum siliciu, cupru \u0219i zinc.<\/p>\n<p>Prin urmare, aceasta ofer\u0103 o mai bun\u0103 rezisten\u021b\u0103 \u0219i rezisten\u021b\u0103 la coroziune. De exemplu, rezisten\u021ba la trac\u021biune de 320 MPa a A380 \u00eel face o alegere mai bun\u0103 pentru utilizarea industrial\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Corrosion_Resistance-2\"><\/span>Rezisten\u021ba la coroziune<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Crearea unui strat protector de oxid \u00een aluminiu \u00eei permite acestuia s\u0103 reziste la coroziune \u00een medii atmosferice \u0219i marine. De asemenea, aluminiul are o densitate de 2,70 g\/cm\u00b3. Acesta este motivul pentru care este mai rezistent, dar u\u0219or.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electrical_Conductivity\"><\/span>Conductivitate electric\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen aliajele de aluminiu precum A380, exist\u0103 o conductivitate electric\u0103 de 22,5% IACS (International Annealed Copper Standard). Practic, este mai mic\u0103 dec\u00e2t cuprul, dar totu\u0219i func\u021bioneaz\u0103 cel mai bine pentru cablajul electric.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Castability\"><\/span>Castabilitate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajele de aluminiu pot lua orice form\u0103 complex\u0103 datorit\u0103 capacit\u0103\u021bii lor excelente de turnare. Acestea curg u\u0219or \u00een matri\u021b\u0103 \u0219i pot crea pere\u021bi sub\u021biri. Acesta este motivul pentru care a devenit o alegere de fabrica\u021bie popular\u0103. De asemenea, punctul lor de topire ridicat le permite s\u0103 suporte temperaturi mai ridicate \u00een timpul turn\u0103rii.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Magnesium_Die_Casting\"><\/span>Aplica\u021bii ale turn\u0103rii sub presiune a magneziului<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Aerospace\"><\/span>Industria aerospa\u021bial\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Greutatea redus\u0103 \u0219i rezisten\u021ba moderat\u0103 a magneziului \u00eel fac utilizabil pentru fabricarea mai multor piese aerospa\u021biale. Printre acestea se num\u0103r\u0103 carcasele cutiilor de viteze ale aeronavelor \u0219i butucii rotoarelor elicopterelor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Automotive\"><\/span>Automobile<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen sectorul auto, produc\u0103torii le utilizeaz\u0103 datorit\u0103 capacit\u0103\u021bii lor de a consuma mai pu\u021bin combustibil \u0219i a faptului c\u0103 sunt u\u0219oare. Aplica\u021biile includ tablouri de bord, volane, interior de hayon, panouri de u\u0219i \u0219i grinzi de c\u00e2rlig de direc\u021bie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Electronics\"><\/span>Electronic\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Magneziul este, de asemenea, potrivit pentru fabricarea carcaselor de laptop \u0219i a componentelor smartphone-urilor. Acesta reduce greutatea pieselor \u0219i ofer\u0103 durabilitate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Weight_Savings\"><\/span>Economii de greutate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Deoarece magneziul nu con\u021bine mai mult\u0103 greutate dec\u00e2t aluminiul, acesta poate fi utilizat pentru a face volanul 40% mai u\u0219or.<\/p>\n<p>Vorbind despre industria aerospa\u021bial\u0103, se poate economisi greutate pentru carcasele cutiilor de viteze \u00een loc de aluminiu. Acest lucru \u00eenseamn\u0103 c\u0103 avioanele func\u021bioneaz\u0103 mai eficient.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Importance_of_Weight_Reduction\"><\/span>Importan\u021ba reducerii greut\u0103\u021bii<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Dup\u0103 cum a\u021bi descoperit deja, impactul caracteristicilor u\u0219oare. Cu toate acestea, aplica\u021bii precum ma\u0219inile care utilizeaz\u0103 magneziu consum\u0103 mai pu\u021bin combustibil \u0219i produc mai pu\u021bine emisii. \u00cen plus, avioanele mai u\u0219oare zboar\u0103 pe distan\u021be mari. De asemenea, pute\u021bi transporta mai u\u0219or produsele u\u0219oare.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Aluminum_Die_Casting\"><\/span>Aplica\u021bii ale turn\u0103rii sub presiune a aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<h3><span class=\"ez-toc-section\" id=\"Automotive-2\"><\/span>Automobile<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aluminiul este un metal care permite produc\u0103torilor s\u0103 \u00eel toarne \u00een orice form\u0103. Caracteristicile sale u\u0219oare \u0219i rezisten\u021ba sunt potrivite pentru fabricarea blocurilor motorului, a carcasei transmisiei \u0219i a ro\u021bilor. Ca urmare, aplica\u021biile utilizeaz\u0103 mai pu\u021bin\u0103 energie \u0219i dureaz\u0103 mai mult.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aerospace-2\"><\/span>Industria aerospa\u021bial\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Poate face fa\u021b\u0103 \u00een mod eficient solicit\u0103rilor ridicate. Prin urmare, companiile aerospa\u021biale \u00eel utilizeaz\u0103 pentru componentele lor structurale \u0219i carcasele electronice.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Industrial_equipment\"><\/span>Echipamente industriale<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aliajele de aluminiu protejeaz\u0103 piesele de coroziune. Rezist\u00e2nd la aceasta, ele ofer\u0103 durabilitate \u0219i rezisten\u021b\u0103 la uzur\u0103 acelor piese industriale, \u00een special celor care au nevoie de aceasta. De exemplu, pompe \u0219i cutii de viteze.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Recyclability\"><\/span>Reciclabilitate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aluminiul este reciclabil. De aceea este cunoscut ca fiind o op\u021biune durabil\u0103. Pute\u021bi reutiliza materialul produsului s\u0103u datorit\u0103 lan\u021bului s\u0103u f\u0103r\u0103 sf\u00e2r\u0219it. De asemenea, nu \u00ee\u0219i pierde calitatea \u0219i propriet\u0103\u021bile.<\/p>\n<p>Procesul de reciclare a aluminiului utilizeaz\u0103 nu mai mult de 5% pentru a extrage aluminiul primar din bauxit\u0103. Prin urmare, acest lucru reduce impactul s\u0103u asupra mediului.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Benefits_of_Recycling_Aluminum_in_Die_Casting\"><\/span>Beneficiile recicl\u0103rii aluminiului \u00een turnarea sub presiune<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Aluminiul reciclat este adesea utilizat \u0219i \u00een turnarea sub presiune. \u00cen acest caz, se economisesc resurse \u0219i costuri. Este, de asemenea, o op\u021biune pentru \u00eendeplinirea obiectivelor durabile \u00een diverse industrii. Utilizarea metalului reciclat elimin\u0103 amprenta de carbon \u0219i este potrivit\u0103 pentru a avea sens economic.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Manufacturing_Considerations_in_Casting\"><\/span>Considera\u021bii privind fabricarea \u00een turnare<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18102 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-1024x1024.jpg\" alt=\"proiectare \u00een turnare sub presiune\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/design-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=\"Magnesium_Casting\"><\/span>Turnarea magneziului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Die_Temperature_Reaction\"><\/span>Temperatura \u0219i reac\u021bia matri\u021bei<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u00e2nd diecasterul \u00eenc\u0103lze\u0219te aliajele de magneziu la punctul lor de topire (650\u00b0C), acestea se transform\u0103 \u00een form\u0103 topit\u0103.<\/p>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18104 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg\" alt=\"temperatura matri\u021bei\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55.jpg 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-55-480x300.jpg 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Pentru a manipula acest metal \u00eenc\u0103lzit, nu are rost s\u0103 alege\u021bi o matri\u021b\u0103 cu temperaturi mai sc\u0103zute. Prin urmare, o matri\u021b\u0103 trebuie s\u0103 suporte o temperatur\u0103 de minimum 700\u00b0C. Exist\u0103 reac\u021bii cauzate atunci c\u00e2nd magneziul \u00eent\u00e2lne\u0219te oxigenul. Acestea pot fi oxidare sau pericol de incendiu.<\/p>\n<p>Pentru a evita acest lucru, pute\u021bi alege \u00eentre cuptoare sigilate<strong>, <\/strong><a href=\"https:\/\/phys.org\/tags\/argon\/\" target=\"_blank\" rel=\"noopener\">argon<\/a><strong>, <\/strong>sau capace de gaz SF6. De asemenea, utilizarea uneltelor uscate ajut\u0103 la stoparea oxid\u0103rii.<\/p>\n<p>\u00cen plus, luarea \u00een considerare adecvat\u0103 a cavit\u0103\u021bilor de contrac\u021bie \u0219i a amplas\u0103rii miezurilor reduce \u0219ansele apari\u021biei defectelor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Die_Material_Maintenance\"><\/span>Material \u0219i \u00eentre\u021binere matri\u021be<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Matri\u021bele care sunt utilizate pentru turnarea magneziului sunt de obicei fabricate din o\u021bel H13 (duritate 45-50 HRC) \u0219i o\u021bel 4140 (duritate 28-32 HRC).<\/p>\n<p>O\u021belul H13 poate rezista la temperaturi de aproximativ 600\u00b0C. Cumva, se uzeaz\u0103 rapid deoarece magneziul creeaz\u0103 reac\u021bii.<\/p>\n<p>Ad\u0103ugarea unghiurilor de tragere ajut\u0103 la scoaterea piesei turnate din matri\u021be. Aceasta \u00eenseamn\u0103 c\u0103 ajut\u0103, de asemenea, la buna func\u021bionare a matri\u021bei.<\/p>\n<p>\u00cen plus, matri\u021ba dureaz\u0103 mai mult datorit\u0103 \u00eentre\u021binerii regulate \u0219i acoperirilor nitrurate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cycle_Time\"><\/span>Durata ciclului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18105 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png\" alt=\"timp de ciclu turnare sub presiune\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-56-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Turnarea magneziului se solidific\u0103 mai rapid. Fiecare ciclu nu dureaz\u0103 mai mult de 20 p\u00e2n\u0103 la 40 de secunde. De asemenea, desp\u0103r\u021birea liniei \u00een matri\u021be \u00eei permite s\u0103 se separe u\u0219or. Acest lucru economise\u0219te, de asemenea, timp de produc\u021bie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety_Measures\"><\/span>M\u0103suri de siguran\u021b\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Suprimarea gazului SF6 ajut\u0103 la controlul acelor situa\u021bii de pericol de incendiu care pot ap\u0103rea \u00een timpul turn\u0103rii magneziului.<\/p>\n<p>\u00cen plus, evita\u021bi utilizarea lichidelor de r\u0103cire pe baz\u0103 de ap\u0103. Acest lucru se datoreaz\u0103 faptului c\u0103 magneziul \u00eenc\u0103lzit reac\u021bioneaz\u0103 violent cu apa.<\/p>\n<p>Unghiurile de tragere \u0219i liniile de separare nu creeaz\u0103 probleme \u00een timpul procesului, reduc\u00e2nd riscurile.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Finishing\"><\/span>Finisarea suprafe\u021belor<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Ad\u0103ugarea unor unghiuri de tragere de 1 p\u00e2n\u0103 la 3 grade v\u0103 permite s\u0103 ob\u021bine\u021bi suprafe\u021be mai bune. De asemenea, mai multe acoperiri \u0219i vopsele post-fundare \u00eembun\u0103t\u0103\u021besc aspectul pieselor \u0219i le protejeaz\u0103 de coroziune.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Aluminum_Casting\"><\/span>Turnare aluminiu<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3><span class=\"ez-toc-section\" id=\"Die_Temperature_Pressure\"><\/span>Temperatura \u0219i presiunea matri\u021bei<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Turnarea aluminiului are nevoie de matri\u021be mai puternice pentru a func\u021biona la 350\u00b0C sub presiuni de p\u00e2n\u0103 la 140.000 kPa. Acest lucru se datoreaz\u0103 faptului c\u0103 aluminiul are puncte de topire ridicate, iar o presiune mai mare ar putea provoca fisuri.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Die_Material_Production_Limits\"><\/span>Material pentru matri\u021be \u0219i limite de produc\u021bie<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Matri\u021bele fabricate din o\u021bel (H13) au, de obicei, performan\u021be bune \u0219i pot efectua 100.000 de cicluri \u00eenainte de a trebui \u00eenlocuite.<\/p>\n<p>Linia de separare de aici reduce stresul \u0219i prelunge\u0219te durata de via\u021b\u0103. \u00cen plus, optimizarea designului matri\u021belor aduce schimb\u0103ri pozitive \u00een ceea ce prive\u0219te durabilitatea \u0219i performan\u021ba. Aceste tehnici minimizeaz\u0103, de asemenea, costurile asociate cu \u00eenlocuirea matri\u021belor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Cycle_Time_of_Aluminum\"><\/span>Timpul de ciclu al aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Turnarea aluminiului dureaz\u0103 \u00eentre 20 de secunde \u0219i 1,5 minute pentru a \u00eencheia fiecare ciclu. Aceasta creeaz\u0103 piese cu o grosime a peretelui de aproximativ (2-10 mm).<\/p>\n<p>Practic, durata ciclului s\u0103u include viteza de injec\u021bie (1-5 m\/s), temperatura matri\u021bei (150-250\u00b0C) \u0219i timpul de solidificare (5-20 secunde). Acesta este motivul pentru care acest proces este un pic mai lent, dar ofer\u0103 precizie.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Safety_Measures_of_Aluminum\"><\/span>M\u0103suri de siguran\u021b\u0103 ale aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Turnarea aluminiului eman\u0103 adesea vapori. Prin urmare, este important s\u0103 lucra\u021bi \u00een zone ventilate. De asemenea, purta\u021bi EPI rezistent la c\u0103ldur\u0103 \u0219i men\u021bine\u021bi protec\u021biile ma\u0219inilor. Trebuie s\u0103 existe un protocol strict asociat cu temperatura aluminiului topit \u0219i a matri\u021bei. Astfel, pute\u021bi preveni arsurile, incendiile \u0219i pericolele de inhalare.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Surface_Finishing_of_Aluminum\"><\/span>Finisarea suprafe\u021bei aluminiului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>\u00cen cazul finis\u0103rii suprafe\u021belor, aluminiul este supus mai multor procese. \u00cen cadrul c\u0103rora sablarea, lustruirea \u0219i anodizarea merg at\u00e2t de bine.<\/p>\n<p>Turnarea aluminiului produce piese cu rugozitate (Ra) de la 0,8 la 3,2 \u00b5m.<\/p>\n<p>Prin urmare, acoperiri precum acoperirea cu pulbere (60-120 \u00b5m grosime) \u00eei sporesc durabilitatea \u0219i frumuse\u021bea. Acestea reduc apari\u021bia ruginii \u0219i \u00eei \u00eembun\u0103t\u0103\u021besc performan\u021ba.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Comparison_of_Mechanical_Properties\"><\/span>Compararea propriet\u0103\u021bilor mecanice<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18103 size-large\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-1024x1024.jpg\" alt=\"propriet\u0103\u021bi ale magneziului\" width=\"1024\" height=\"1024\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-1024x1024.jpg 1024w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-980x980.jpg 980w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/magnesium-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<p>Magneziul \u0219i aluminiul sunt dou\u0103 metale diferite cu propriet\u0103\u021bi unice. Acesta este motivul pentru care magneziul poate fi utilizat pentru diverse produse de fabrica\u021bie. De exemplu, produc\u0103torii \u00eel amestec\u0103 cu aluminiu 43% pentru a crea aliaje.<\/p>\n<p>\u00cen mod similar, 40% de magneziu este utilizat pentru fabricarea metalelor structurale. Iat\u0103 cum se eviden\u021biaz\u0103 importan\u021ba sa \u00een ingineria u\u0219oar\u0103.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Tensile_Strength_Yield_Strength\"><\/span>Rezisten\u021ba la trac\u021biune \u0219i rezisten\u021ba la \u00eentindere<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Rezisten\u021ba la trac\u021biune a metalului arat\u0103 capacitatea acestuia de a suporta for\u021be \u00eenainte de rupere.<\/p>\n<p>Rezisten\u021ba la curgere este punctul la care un metal \u00eencepe s\u0103 se \u00eendoaie permanent.<\/p>\n<p>Aliajele de magneziu precum AZ91D, \u00een special, ofer\u0103 o rezisten\u021b\u0103 la trac\u021biune de 240 MPa \u0219i o limit\u0103 de curgere de 150 MPa. Acest lucru contribuie la transformarea lor \u00eentr-o op\u021biune mai u\u0219oar\u0103 pentru turnare.<\/p>\n<p>\u00cen ceea ce prive\u0219te aluminiul, exist\u0103 avantajul de 320 MPa <a href=\"https:\/\/en.wikipedia.org\/wiki\/Die_casting#:~:text=Casting%20tensile%20strength%20as%20high,sand%20castings%2C%20and%20other%20types.\" target=\"_blank\" rel=\"noopener\">rezisten\u021b\u0103 la trac\u021biune<\/a>\u00a0 \u0219i rezisten\u021ba la curgere p\u00e2n\u0103 la 130 \u0219i 280 MPa \u00een A380.<\/p>\n<p>Acesta este motivul pentru care aceste metale sunt utilizate pentru piesele supuse unor tensiuni ridicate.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Elongation_Impact_Resistance\"><\/span>Alungire \u0219i rezisten\u021b\u0103 la impact<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Metalele pot fi \u00eentinse p\u00e2n\u0103 la anumite limite \u00eenainte de a se rupe, ceea ce se refer\u0103 la alungirea lor.<\/p>\n<p>Alungirea influen\u021beaz\u0103 rezisten\u021ba metalului \u0219i demonstreaz\u0103 capacitatea acestuia de a absorbi \u0219ocurile.<\/p>\n<p>Exist\u0103 o alungire de la 5 la 6% \u00een magneziu \u0219i o rezisten\u021b\u0103 la impact de 4-8 J. Asta \u00eel face mai flexibil \u0219i mai absorbant la \u0219ocuri.<\/p>\n<p>Cu toate acestea, \u00een aluminiu, gama de alungire este de la 1 la 10% \u0219i are o rezisten\u021b\u0103 la impact de 3-5 J. Aceasta \u00eenseamn\u0103 c\u0103 sunt un pic mai fragile.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Fatigue_Strength\"><\/span>Rezisten\u021ba la oboseal\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><a href=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-18106 size-full\" src=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png\" alt=\"rezisten\u021ba la oboseal\u0103 \u00een turnarea sub presiune a magneziului\" width=\"800\" height=\"500\" title=\"\" srcset=\"https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57.png 800w, https:\/\/aludiecasting.com\/wp-content\/uploads\/2025\/03\/Add-a-heading-57-480x300.png 480w\" sizes=\"(min-width: 0px) and (max-width: 480px) 480px, (min-width: 481px) 800px, 100vw\" \/><\/a><\/p>\n<p>Capacitatea metalelor de a rezista la solicit\u0103ri repetate este cunoscut\u0103 sub denumirea de rezisten\u021b\u0103 la oboseal\u0103.<\/p>\n<p>Aliajele de magneziu ofer\u0103 o rezisten\u021b\u0103 la oboseal\u0103 de 70-150 MPa. De\u0219i sunt mai pu\u021bin rezistente dec\u00e2t aluminiul, ele ofer\u0103 fiabilitate.<\/p>\n<p>Rezisten\u021ba la oboseal\u0103 \u00een aluminiu fluctueaz\u0103 \u00eentre 90 \u0219i 180 MPa. Prin urmare, acest lucru \u00eel face potrivit pentru utilizarea \u00een piese de motor.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Hardness\"><\/span>Duritate<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Duritatea metalelor m\u0103soar\u0103 rezisten\u021ba lor la zg\u00e2rieturi. De exemplu, magneziul are o duritate de 60-80 HB \u0219i este \u00eencadrat \u00een categoria metalelor moi. \u00centre timp, aluminiul are o duritate de 70-100 HB. Deci este mai durabil.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"Creep_Resistance\"><\/span>Rezisten\u021ba la fluaj<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u0103ldura afecteaz\u0103 calitatea \u0219i performan\u021ba materialelor odat\u0103 cu trecerea timpului. Parametrul rezisten\u021b\u0103 la fluaj este un tip care m\u0103soar\u0103 capacitatea de rezisten\u021b\u0103 la c\u0103ldur\u0103 a metalelor \u00een timp.<\/p>\n<p>De exemplu, magneziul este limitat la utilizarea la temperaturi ridicate, astfel c\u0103 sl\u0103be\u0219te mai repede. \u00cen acest caz, aluminiul este op\u021biunea alternativ\u0103 datorit\u0103 capacit\u0103\u021bii sale de a face fa\u021b\u0103 unor temperaturi mai ridicate.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Conclusion\"><\/span>Concluzie:<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u00cen <a href=\"https:\/\/aludiecasting.com\/ro\/magneziu-turnat-sub-presiune\/\">Turnare sub presiune a magneziului<\/a>, aliajele se solidific\u0103 rapid, dar exist\u0103 \u0219anse mai mari de risc de incendiu. \u00centre timp, aluminiul are nevoie de un pic mai mult timp pentru a se r\u0103ci dec\u00e2t magneziul. Cu toate acestea, ofer\u0103 durabilitate \u00een fabricarea pieselor. Pute\u021bi utiliza magneziul ca metal u\u0219or pentru a produce rapid piese de volum mare. Pe de alt\u0103 parte, aluminiul se potrive\u0219te pieselor mai puternice care nu trebuie s\u0103 corodeze \u00een timp. Cu toate acestea, alegerea corect\u0103 a metalului \u00eentre magneziu \u0219i aluminiu poate fi f\u0103cut\u0103 prin c\u00e2nt\u0103rirea nevoilor aplica\u021biei.<\/p>","protected":false},"excerpt":{"rendered":"<p>Turnarea sub presiune a magneziului \u0219i turnarea sub presiune a aluminiului sunt modalit\u0103\u021bi de fabricare a pieselor metalice.  Metalul fierbinte topit este \u00eempins \u00een matri\u021be pentru a crea forme. Magneziul produce piese care sunt foarte u\u0219oare, dar puternice pentru greutatea lor<\/p>","protected":false},"author":2,"featured_media":18107,"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":[],"class_list":["post-18100","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-aluminium-alloy-castings"],"_links":{"self":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/18100","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=18100"}],"version-history":[{"count":0,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/posts\/18100\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/media\/18107"}],"wp:attachment":[{"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/media?parent=18100"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/categories?post=18100"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aludiecasting.com\/ro\/wp-json\/wp\/v2\/tags?post=18100"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}