{"id":71667,"date":"2026-03-05T12:23:54","date_gmt":"2026-03-05T12:23:54","guid":{"rendered":"https:\/\/occasionmachines.com\/?post_type=product&p=71667"},"modified":"2026-03-05T12:23:56","modified_gmt":"2026-03-05T12:23:56","slug":"maquina-de-injecao-demag-400ton","status":"publish","type":"product","link":"https:\/\/occasionmachines.com\/pt\/produto\/maquina-de-injecao-demag-400ton\/","title":{"rendered":"M\u00e1quina de inje\u00e7\u00e3o DEMAG 400ton"},"content":{"rendered":"

A m\u00e1quina de inje\u00e7\u00e3o DEMAG 400 toneladas<\/strong> \u00e9 um equipamento industrial utilizado no processo de molda\u00e7\u00e3o por inje\u00e7\u00e3o de pl\u00e1sticos<\/strong>, permitindo produzir pe\u00e7as de grande dimens\u00e3o com elevada precis\u00e3o e repetibilidade.<\/p>\n

Este tipo de m\u00e1quina funciona atrav\u00e9s do aquecimento do pl\u00e1stico granulado<\/strong>, que \u00e9 fundido num cilindro e posteriormente injetado sob alta press\u00e3o num molde met\u00e1lico<\/strong>, onde arrefece e adquire a forma final da pe\u00e7a. \u00c9 muito utilizada na ind\u00fastria autom\u00f3vel, embalagens, eletrodom\u00e9sticos e componentes t\u00e9cnicos<\/strong>.<\/p>\n

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Caracter\u00edsticas t\u00e9cnicas principais<\/h1>\n

Unidade de fecho (clamping)<\/h3>\n
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    For\u00e7a de fecho:<\/strong> cerca de 400 toneladas (4000 kN)<\/strong><\/p>\n<\/li>\n

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    Curso de abertura do molde:<\/strong> cerca de 700 \u2013 800 mm<\/strong><\/p>\n<\/li>\n

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    Dist\u00e2ncia entre colunas:<\/strong> cerca de 700 \u00d7 700 mm<\/strong><\/p>\n<\/li>\n

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    Altura m\u00ednima do molde:<\/strong> cerca de 350 \u2013 400 mm<\/strong><\/p>\n<\/li>\n

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    Altura m\u00e1xima do molde:<\/strong> cerca de 800 \u2013 900 mm<\/strong><\/p>\n<\/li>\n<\/ul>\n

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    Unidade de inje\u00e7\u00e3o<\/h3>\n
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      Di\u00e2metro do parafuso:<\/strong> cerca de 70 \u2013 80 mm<\/strong><\/p>\n<\/li>\n

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      Volume de inje\u00e7\u00e3o:<\/strong> cerca de 1200 \u2013 1600 cm\u00b3<\/strong><\/p>\n<\/li>\n

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      Peso m\u00e1ximo de inje\u00e7\u00e3o:<\/strong> cerca de 1100 \u2013 1500 g (PS)<\/strong><\/p>\n<\/li>\n

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      Press\u00e3o de inje\u00e7\u00e3o:<\/strong> cerca de 1800 \u2013 2200 bar<\/strong><\/p>\n<\/li>\n<\/ul>\n

      M\u00e1quinas DEMAG de grande tonelagem podem atingir press\u00f5es de inje\u00e7\u00e3o superiores a 1800 bar<\/strong>, dependendo do di\u00e2metro do parafuso e da unidade de inje\u00e7\u00e3o.<\/p>\n

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      Sistema el\u00e9trico e hidr\u00e1ulico<\/h3>\n
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        Pot\u00eancia do motor hidr\u00e1ulico:<\/strong> cerca de 45 \u2013 75 kW<\/strong><\/p>\n<\/li>\n

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        Pot\u00eancia de aquecimento do cilindro:<\/strong> cerca de 20 \u2013 35 kW<\/strong><\/p>\n<\/li>\n

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        Capacidade do dep\u00f3sito de \u00f3leo:<\/strong> cerca de 500 \u2013 700 L<\/strong><\/p>\n<\/li>\n<\/ul>\n

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        Dimens\u00f5es e peso<\/h3>\n
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          Comprimento:<\/strong> cerca de 7 \u2013 8 m<\/strong><\/p>\n<\/li>\n

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          Largura:<\/strong> cerca de 2 m<\/strong><\/p>\n<\/li>\n

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          Altura:<\/strong> cerca de 2,5 \u2013 3 m<\/strong><\/p>\n<\/li>\n

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          Peso da m\u00e1quina:<\/strong> cerca de 15 \u2013 20 toneladas<\/strong><\/p>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"

          A m\u00e1quina de inje\u00e7\u00e3o DEMAG 400 toneladas \u00e9 um equipamento industrial utilizado no processo de molda\u00e7\u00e3o por inje\u00e7\u00e3o de pl\u00e1sticos, permitindo produzir pe\u00e7as de grande dimens\u00e3o com elevada precis\u00e3o e repetibilidade. Este tipo de m\u00e1quina funciona atrav\u00e9s do aquecimento do pl\u00e1stico granulado, que \u00e9 fundido num cilindro e posteriormente injetado sob alta press\u00e3o num molde […]<\/p>\n","protected":false},"featured_media":71676,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[10547,7720],"product_tag":[],"class_list":{"0":"post-71667","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-maquinas-de-injecao-2","7":"product_cat-maquinas-usadas-e-recondicionadas","8":"product_shipping_class-maquinas-grandes","10":"first","11":"instock","12":"taxable","13":"shipping-taxable","14":"purchasable","15":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/product\/71667","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/comments?post=71667"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/media\/71676"}],"wp:attachment":[{"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/media?parent=71667"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/product_brand?post=71667"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/product_cat?post=71667"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/occasionmachines.com\/pt\/wp-json\/wp\/v2\/product_tag?post=71667"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}