{"id":6616,"date":"2025-05-16T02:52:52","date_gmt":"2025-05-16T02:52:52","guid":{"rendered":"https:\/\/gfmparts.com\/?post_type=product&#038;p=6616"},"modified":"2025-06-23T06:40:38","modified_gmt":"2025-06-23T06:40:38","slug":"hitachi-front-idler-excavator","status":"publish","type":"product","link":"https:\/\/gfmparts.com\/pt\/product\/escavadeira-de-roda-livre-dianteira-hitachi\/","title":{"rendered":"Escavadeira de polia dianteira Hitachi ZAX870"},"content":{"rendered":"<p><span style=\"color: #000000;\">O <a href=\"https:\/\/gfmparts.com\/pt\/product\/roda-intermediaria-da-escavadeira-cat-e336gc\/\">escavadeira de roda livre frontal<\/a> Para a escavadeira Hitachi ZAX870, \u00e9 um componente importante em todo o sistema de movimenta\u00e7\u00e3o da m\u00e1quina, suportando a tens\u00e3o da esteira e guiando a opera\u00e7\u00e3o da esteira. Sendo a pe\u00e7a central em contato direto com o solo e a corrente da esteira durante a opera\u00e7\u00e3o da escavadeira, a roda intermedi\u00e1ria dianteira deve possuir alt\u00edssima resist\u00eancia ao desgaste, resist\u00eancia ao impacto e precis\u00e3o de ajuste para garantir que a escavadeira possa operar de forma suave e confi\u00e1vel em condi\u00e7\u00f5es de trabalho adversas.<\/span><\/p>\n<p><strong><span style=\"color: #000000;\">Material de liga de alta resist\u00eancia<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">Utilizamos a\u00e7o-liga de alta resist\u00eancia como material base. Ap\u00f3s tratamento t\u00e9rmico a v\u00e1cuo e tratamento a frio profundo, a dureza superficial do material atinge HRC56\u00b12, a dureza interna \u00e9 uniforme e a dureza do n\u00facleo \u00e9 mantida em HRC42\u00b12, o que melhora significativamente a resist\u00eancia ao desgaste e ao impacto.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Projeto de rolamento de agulha de precis\u00e3o<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">Equipado com rolamentos de agulha de marca, combinados com um design de estrutura de veda\u00e7\u00e3o multicanal, ele n\u00e3o s\u00f3 suporta o alto impacto da escavadeira, como tamb\u00e9m bloqueia eficazmente a entrada de lama, \u00e1gua e impurezas, prolongando sua vida \u00fatil. Ap\u00f3s um milh\u00e3o de ciclos de testes de durabilidade, ele funciona sem problemas e o ru\u00eddo \u00e9 inferior a 75 dB.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Alto grau de correspond\u00eancia original de f\u00e1brica<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">As dimens\u00f5es e toler\u00e2ncias s\u00e3o totalmente comparadas com os dados originais de f\u00e1brica da Hitachi. N\u00e3o \u00e9 necess\u00e1ria nenhuma depura\u00e7\u00e3o adicional ou substitui\u00e7\u00e3o de parafusos de montagem durante a instala\u00e7\u00e3o. \u00c9 plug-and-play.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Tratamento de superf\u00edcie resistente \u00e0 corros\u00e3o<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">A superf\u00edcie \u00e9 pulverizada com tinta de secagem de alta qualidade ap\u00f3s pr\u00e9-tratamento de fosfatiza\u00e7\u00e3o multicamadas, que possui forte ades\u00e3o e excelente resist\u00eancia \u00e0 corros\u00e3o. Mesmo em ambientes salino-alcalinos ou em condi\u00e7\u00f5es de corros\u00e3o qu\u00edmica \u00e0 beira-mar, pode manter-se est\u00e1vel.<\/span> desempenho.<\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Descri\u00e7\u00e3o do produto<\/span><\/h3>\n<ul>\n<li><span style=\"color: #000000;\"><strong>Quantidade m\u00ednima:<\/strong>\u00a01 PC<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>M\u00e9todo de pagamento:<\/strong>\u00a0T\/T<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Marca:<\/strong>\u00a0GFM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Doen\u00e7a:<\/strong>\u00a0Novo<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Cor:<\/strong>\u00a0Amarelo, Preto ou Personalizado<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Tempo de espera:<\/strong>\u00a030 dias<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Garantia:<\/strong>\u00a01 ano<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Servi\u00e7o:<\/strong>\u00a0OEM ou ODM<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Local de origem:<\/strong>\u00a0Fujian, China<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Aplicativo:<\/strong> Escavadora<\/span><\/li>\n<li><span style=\"color: #000000;\"><strong>Embalagem:<\/strong> Palete de madeira padr\u00e3o para exporta\u00e7\u00e3o<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Caracter\u00edsticas<\/span><\/h3>\n<ul>\n<li><b><\/b><span style=\"color: #000000;\"><strong><b>Dur\u00e1vel:<\/b><\/strong>Constru\u00eddo para suportar condi\u00e7\u00f5es dif\u00edceis para um desempenho duradouro.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Ajuste perfeito: <\/b><\/strong>Projetado para f\u00e1cil instala\u00e7\u00e3o em v\u00e1rios modelos de escavadeiras e tratores.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Servi\u00e7o Pesado: <\/b><\/strong>Suporta cargas pesadas para uma opera\u00e7\u00e3o suave e est\u00e1vel.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Suave e silencioso<\/b><\/strong>: Minimiza a vibra\u00e7\u00e3o para movimentos mais suaves e melhor tra\u00e7\u00e3o em todos os terrenos.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Baixa manuten\u00e7\u00e3o: <\/b><\/strong>Autolubrificante para menos manuten\u00e7\u00e3o e mais tempo de atividade.<\/span><\/li>\n<li><span style=\"color: #000000;\"><b><\/b><strong><b>Resistente \u00e0s intemp\u00e9ries: <\/b><\/strong>Apresenta bom desempenho em qualquer clima, sendo resistente \u00e0 ferrugem e a temperaturas extremas.<\/span><\/li>\n<\/ul>\n<h3><span style=\"color: #ff6600;\">Especifica\u00e7\u00f5es<\/span><\/h3>\n<p style=\"text-align: center;\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-large wp-image-6793\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification-1024x402.jpg\" alt=\"especifica\u00e7\u00e3o do rolete de esteira\" width=\"1024\" height=\"402\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification-1024x402.jpg 1024w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification-300x118.jpg 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification-768x301.jpg 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification-600x235.jpg 600w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/06\/track-idler-specification.jpg 1537w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<p style=\"text-align: center;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-3003\" style=\"font-style: inherit; font-weight: inherit;\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5f15\u5bfc\u8f6e\u578b\u53f7.png\" alt=\"modelo de polia intermedi\u00e1ria de esteira\" width=\"867\" height=\"369\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5f15\u5bfc\u8f6e\u578b\u53f7.png 867w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5f15\u5bfc\u8f6e\u578b\u53f7-300x128.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5f15\u5bfc\u8f6e\u578b\u53f7-768x327.png 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5f15\u5bfc\u8f6e\u578b\u53f7-600x255.png 600w\" sizes=\"(max-width: 867px) 100vw, 867px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Modelos de produtos<\/span><\/h3>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\"><img decoding=\"async\" class=\"alignnone size-full wp-image-3147\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761.png\" alt=\"descri\u00e7\u00e3o da pe\u00e7a da escavadeira\" width=\"856\" height=\"694\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761.png 856w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-300x243.png 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-768x623.png 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/11\/excavator-part-description-e1735350735761-600x486.png 600w\" sizes=\"(max-width: 856px) 100vw, 856px\" \/><\/span><\/p>\n<h3><span style=\"color: #ff9900;\">Processo de produ\u00e7\u00e3o<\/span><\/h3>\n<p><span style=\"color: #000000;\">Do projeto \u00e0 entrega, cada etapa do processo dos nossos produtos \u00e9 rigorosamente controlada para garantir a estabilidade e a durabilidade do produto. A seguir, uma introdu\u00e7\u00e3o ao fluxo b\u00e1sico do processo:<\/span><\/p>\n<ul>\n<li><strong><span style=\"color: #000000;\">Refino de materiais<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Selecione a\u00e7o de rolamento de alta resist\u00eancia e melhore a pureza do metal por meio de processos de refino, desoxida\u00e7\u00e3o e refus\u00e3o por eletroesc\u00f3ria<\/span><br \/>\n<span style=\"color: #000000;\">A composi\u00e7\u00e3o qu\u00edmica do material \u00e9 est\u00e1vel e pode resistir eficazmente a fissuras de fadiga e cargas de impacto<\/span><\/li>\n<li><strong><span style=\"color: #000000;\">Usinagem CNC<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Na fase de usinagem de desbaste, uma fresadora CNC de alta pot\u00eancia \u00e9 usada para moldar rapidamente a pe\u00e7a bruta e controlar rigorosamente a toler\u00e2ncia<\/span><br \/>\n<span style=\"color: #000000;\">Na fase de usinagem fina, um torno CNC de liga\u00e7\u00e3o multieixo e uma retificadora s\u00e3o usados para garantir a precis\u00e3o dimensional do c\u00edrculo externo, do furo interno e da superf\u00edcie do dente<\/span><\/li>\n<li><strong><span style=\"color: #000000;\">Fortalecimento por tratamento t\u00e9rmico<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">O processo de t\u00eampera segmentada + revenimento de baixa temperatura \u00e9 adotado, e a dureza \u00e9 uniforme, com alta resist\u00eancia ao desgaste e tenacidade<\/span><br \/>\n<span style=\"color: #000000;\">Monitore com precis\u00e3o a temperatura de t\u00eampera e o tempo de reten\u00e7\u00e3o para garantir que a estrutura interna das pe\u00e7as esteja est\u00e1vel e sem rachaduras<\/span><\/li>\n<li><strong><span style=\"color: #000000;\">Tratamento de superf\u00edcie<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">O jateamento, a fosfatiza\u00e7\u00e3o, a nitreta\u00e7\u00e3o e outros processos podem ser selecionados de acordo com as necessidades do cliente para melhorar ainda mais a resist\u00eancia \u00e0 fadiga.<\/span><br \/>\n<span style=\"color: #000000;\">Em condi\u00e7\u00f5es especiais de trabalho, um revestimento resistente a altas temperaturas e ecologicamente correto \u00e9 fornecido para retardar o desgaste e a corros\u00e3o<\/span><\/li>\n<li><strong><span style=\"color: #000000;\">Testes e embalagens rigorosos<\/span><\/strong><br \/>\n<span style=\"color: #000000;\">Uso abrangente de instrumentos de medi\u00e7\u00e3o de tr\u00eas coordenadas, medidores de circularidade e testadores de dureza para garantir que as principais dimens\u00f5es e propriedades mec\u00e2nicas atendam aos padr\u00f5es<\/span><br \/>\n<span style=\"color: #000000;\">Embalagens \u00e0 prova de poeira e umidade, e solu\u00e7\u00f5es de embalagem personalizadas podem ser fornecidas de acordo com o modo de transporte<\/span><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-large wp-image-3043 aligncenter\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u901a\u7528\u751f\u4ea7\u6d41\u7a0b-1-1024x648.jpg\" alt=\"processo de produ\u00e7\u00e3o de pe\u00e7as de escavadeira\" width=\"1024\" height=\"648\" srcset=\"\" sizes=\"(max-width: 1024px) 100vw, 1024px\" data-srcset=\"\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Embalagem e Envio<\/span><\/h3>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-6521\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg\" alt=\"Embalagem e Envio\" width=\"1024\" height=\"648\" srcset=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1024x648.jpg 1024w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-300x190.jpg 300w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-768x486.jpg 768w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-1536x973.jpg 1536w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-2048x1297.jpg 2048w, https:\/\/gfmparts.com\/wp-content\/uploads\/2025\/05\/Packaging-and-Shipping-1-1-600x380.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/p>\n<h3><span style=\"color: #ff6600;\">Vantagens da f\u00e1brica<\/span><\/h3>\n<p><span style=\"color: #000000;\">Desde a sua cria\u00e7\u00e3o, a GFM <a href=\"https:\/\/gfmparts.com\/pt\/product\/roda-intermediaria-da-escavadeira-kato-hd450\/\">fabricantes de rodas-guia para escavadeiras<\/a> sempre se concentrou na cria\u00e7\u00e3o e otimiza\u00e7\u00e3o de pe\u00e7as de chassis de escavadeiras. Com um rico acervo industrial e sistemas de gest\u00e3o flex\u00edveis e eficientes, a empresa continua a fornecer aos clientes solu\u00e7\u00f5es de produtos est\u00e1veis e confi\u00e1veis:<\/span><\/p>\n<p><strong><span style=\"color: #000000;\">Precipita\u00e7\u00e3o aprofundada da ind\u00fastria<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">Nossa equipe principal tem muitos anos de experi\u00eancia no desenvolvimento e fabrica\u00e7\u00e3o de sistemas de chassis de escavadeiras, est\u00e1 familiarizada com as principais tecnologias e caracter\u00edsticas de uso das principais marcas e pode integrar prontamente o feedback no local nos links de design e produ\u00e7\u00e3o para melhorar continuamente o desempenho do produto.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Processo de produ\u00e7\u00e3o enxuta<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">A combina\u00e7\u00e3o do Kanban e da gest\u00e3o 5S torna o progresso, a qualidade e as responsabilidades de pessoal de cada processo claramente vis\u00edveis, garantindo que cada etapa, desde a aceita\u00e7\u00e3o da mat\u00e9ria-prima at\u00e9 a montagem do produto acabado, seja realizada com opera\u00e7\u00f5es de alta qualidade, melhorando a consist\u00eancia e a efici\u00eancia da entrega.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Atualiza\u00e7\u00e3o t\u00e9cnica colaborativa<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">Manter coopera\u00e7\u00e3o com universidades nacionais e estrangeiras renomadas e institui\u00e7\u00f5es de pesquisa cient\u00edfica, realizar regularmente novos testes de materiais e novos processos, especialmente em tratamento resistente ao desgaste e tecnologia de veda\u00e7\u00e3o, e alcan\u00e7ar diversas itera\u00e7\u00f5es e atualiza\u00e7\u00f5es, fornecendo forte suporte para opera\u00e7\u00e3o est\u00e1vel em condi\u00e7\u00f5es de trabalho adversas.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Controle de qualidade integrado<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">O processo, a inspe\u00e7\u00e3o de qualidade e o laborat\u00f3rio est\u00e3o interligados para estabelecer um mecanismo de ciclo fechado de &quot;feedback imediato no local \u2013 ajuste r\u00e1pido \u2013 monitoramento cont\u00ednuo&quot;. Quaisquer anormalidades podem ser analisadas e resolvidas na primeira tentativa, garantindo que cada roda intermedi\u00e1ria enviada atenda aos rigorosos requisitos.<\/span><\/li>\n<\/ul>\n<p><strong><span style=\"color: #000000;\">Capacidades de resposta e entrega<\/span><\/strong><\/p>\n<ul>\n<li><span style=\"color: #000000;\">A estrutura organizacional plana nos permite formar rapidamente uma equipe dedicada ao projeto ap\u00f3s receber as necessidades do cliente, concluir o design da amostra, o processamento e os testes em um curto espa\u00e7o de tempo e realizar a produ\u00e7\u00e3o em massa com efici\u00eancia ap\u00f3s a confirma\u00e7\u00e3o para garantir a entrega no prazo.<\/span><\/li>\n<\/ul>\n<p><span style=\"color: #000000;\">A GFM fornece acess\u00f3rios personaliz\u00e1veis de alta qualidade para escavadeiras Hitachi ZAX870, permitindo que seu equipamento mantenha excelente desempenho em condi\u00e7\u00f5es de trabalho complexas. Se voc\u00ea tiver alguma necessidade personalizada ou d\u00favidas t\u00e9cnicas, entre em contato conosco. Teremos todo o prazer em fornecer suporte profissional.<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-2159\" src=\"https:\/\/gfmparts.com\/wp-content\/uploads\/2024\/12\/\u5fae\u4fe1\u56fe\u7247_20241202160325-1024x576.jpg\" alt=\"fabricante de rolos transportadores\" width=\"767\" height=\"431\" srcset=\"\" sizes=\"(max-width: 767px) 100vw, 767px\" data-srcset=\"\" \/><\/span><\/p>","protected":false},"excerpt":{"rendered":"<ul>\n<li><span style=\"color: #000000;\">Qualidade garantida do produto<\/span><\/li>\n<li><span style=\"color: #000000;\">Fornecimento grande<\/span><\/li>\n<li><span style=\"color: #000000;\">Pre\u00e7os competitivos<\/span><\/li>\n<li><span style=\"color: #000000;\">A maioria das marcas e modelos<\/span><\/li>\n<li><span style=\"color: #000000;\">Equipe de Atendimento ao Cliente \u00datil<\/span><\/li>\n<li><span style=\"color: #000000;\">Suporte t\u00e9cnico profissional<\/span><\/li>\n<\/ul>","protected":false},"featured_media":6617,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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