{"id":4254,"date":"2020-09-16T06:32:57","date_gmt":"2020-09-16T06:32:57","guid":{"rendered":"http:\/\/www.nghexin.co.za\/?p=4254"},"modified":"2020-09-16T07:36:42","modified_gmt":"2020-09-16T07:36:42","slug":"influence-of-filling-modes-on-blowhole-defects-of-high-chromium-cast-iron-grinding-ball-1","status":"publish","type":"post","link":"https:\/\/www.nghexin.co.za\/pt\/influencia-dos-modos-de-enchimento-em-defeitos-de-orificio-de-sopro-de-esfera-de-moagem-de-ferro-fundido-com-alto-teor-de-cromo-1\/","title":{"rendered":"Influ\u00eancia dos modos de enchimento em defeitos de orif\u00edcios de sopro de esferas de moagem de ferro fundido com alto teor de cromo (1)"},"content":{"rendered":"<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-0007b1ca667f55f13a49e592180b3cd9\">\n#top .av-special-heading.av-av_heading-0007b1ca667f55f13a49e592180b3cd9{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-av_heading-0007b1ca667f55f13a49e592180b3cd9 .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-av_heading-0007b1ca667f55f13a49e592180b3cd9 .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-0007b1ca667f55f13a49e592180b3cd9 av-special-heading-h2 blockquote modern-quote modern-centered  avia-builder-el-0  el_before_av_three_fourth  avia-builder-el-first'><h2 class='av-special-heading-tag'  itemprop=\"headline\"  >Influ\u00eancia dos modos de enchimento em defeitos de orif\u00edcios de sopro de esferas de moagem de ferro fundido com alto teor de cromo (1)<\/h2><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_three_fourth-25347b0a799d5b9f7058434b2a9c3182\">\n.flex_column.av-av_three_fourth-25347b0a799d5b9f7058434b2a9c3182{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_three_fourth-25347b0a799d5b9f7058434b2a9c3182 av_three_fourth  avia-builder-el-1  el_after_av_heading  el_before_av_one_fourth  first flex_column_div av-zero-column-padding'   ><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_fourth-f7c1061df29de8cca6b42fcf455fe4a0\">\n.flex_column.av-av_one_fourth-f7c1061df29de8cca6b42fcf455fe4a0{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_fourth-f7c1061df29de8cca6b42fcf455fe4a0 av_one_fourth  avia-builder-el-2  el_after_av_three_fourth  el_before_av_hr  flex_column_div av-zero-column-padding'   ><div  class='av-social-sharing-box av-jxyb8ugo-1ed78f28df1173fb595d0d3c94345c4e av-social-sharing-box-default  avia-builder-el-3  avia-builder-el-no-sibling  av-social-sharing-box-fullwidth'><div class=\"av-share-box\"><ul class=\"av-share-box-list noLightbox\"><li class='av-share-link av-social-link-facebook' ><a target=\"_blank\" aria-label=\"Compartilhe no Facebook\" href=\"https:\/\/www.facebook.com\/sharer.php?u=https:\/\/www.nghexin.co.za\/pt\/influencia-dos-modos-de-enchimento-em-defeitos-de-orificio-de-sopro-de-esfera-de-moagem-de-ferro-fundido-com-alto-teor-de-cromo-1\/&#038;t=Influence%20of%20Filling%20Modes%20on%20Blowhole%20Defects%20of%20High%20Chromium%20Cast%20Iron%20Grinding%20Ball%20%281%29\" aria-hidden=\"false\" data-av_icon=\"\ue8f3\" data-av_iconfont=\"entypo-fontello\" title=\"\" data-avia-related-tooltip=\"Share on Facebook\" rel=\"noopener\"><span class='avia_hidden_link_text'>Compartilhe no Facebook<\/span><\/a><\/li><li class='av-share-link av-social-link-twitter' ><a target=\"_blank\" aria-label=\"Compartilhe no Twitter\" 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data-av_iconfont=\"entypo-fontello\" title=\"\" data-avia-related-tooltip=\"Share on LinkedIn\" rel=\"noopener\"><span class='avia_hidden_link_text'>Compartilhe no LinkedIn<\/span><\/a><\/li><li class='av-share-link av-social-link-mail' ><a  aria-label=\"Compartilhar por e-mail\" href='mailto:?subject=Influence of Filling Modes on Blowhole Defects of High Chromium Cast Iron Grinding Ball (1)&#038;body=https:\/\/www.nghexin.co.za\/pt\/influencia-dos-modos-de-enchimento-em-defeitos-de-orificio-de-sopro-de-esfera-de-moagem-de-ferro-fundido-com-alto-teor-de-cromo-1\/' aria-hidden='false' data-av_icon='\ue805' data-av_iconfont='entypo-fontello' title='' data-avia-related-tooltip='Share by Mail'><span class='avia_hidden_link_text'>Compartilhar por e-mail<\/span><\/a><\/li><\/ul><\/div><\/div><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-kf3pyai5-29f76995a1c79792e146db784fb81e76\">\n#top .hr.av-kf3pyai5-29f76995a1c79792e146db784fb81e76{\nmargin-top:30px;\nmargin-bottom:30px;\n}\n.hr.av-kf3pyai5-29f76995a1c79792e146db784fb81e76 .hr-inner{\nwidth:50px;\nborder-color:#c22323;\n}\n<\/style>\n<div  class='hr av-kf3pyai5-29f76995a1c79792e146db784fb81e76 hr-custom  avia-builder-el-4  el_after_av_one_fourth  el_before_av_textblock  hr-center hr-icon-no'><span class='hr-inner inner-border-av-border-fat'><span class=\"hr-inner-style\"><\/span><\/span><\/div><\/p>\n<section  class='av_textblock_section av-kf3pxv8f-3b3b6fe1357a7807c1a3a13e3e20375e'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p style=\"text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">Ele Guo\u2014Qiang<\/span><\/p>\n<p style=\"text-align: center;\"><span style=\"font-family: arial, helvetica, sans-serif; font-size: 12pt;\">(Jin Dui Cheng Molibd\u00eanio Group Co., Ltd., Huaxian714102, Shanxi, China)<\/span><\/p>\n<\/div><\/section>\n<section  class='av_textblock_section av-kf3q0xqm-8388ef7a4dc03cc397e7d532bfe818ca'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Resumo: Para resolver o problema dos defeitos do orif\u00edcio de sopro no centro e na parte superior <a href=\"https:\/\/www.nghexin.com\/product-item\/casting-grinding-media-balls\/\" target=\"_blank\" rel=\"noopener\">esfera de moagem de ferro fundido com alto teor de cromo&#039;<\/a>s superf\u00edcie, a influ\u00eancia dos dois modos de enchimento \u2014 molde de uma esfera e molde de quatro esferas em defeitos de orif\u00edcio de sopro foi analisada. O resultado indicou que o efeito de ventila\u00e7\u00e3o do molde de quatro esferas com sistema de passagem de linha de separa\u00e7\u00e3o \u00e9 melhor. O impacto do ferro l\u00edquido \u00e9 menor, e o enchimento \u00e9 relativamente est\u00e1vel em compara\u00e7\u00e3o com o do molde de uma esfera com sistema de passagem superior, portanto, o g\u00e1s n\u00e3o \u00e9 f\u00e1cil de ser aprisionado. Portanto, para a esfera de moagem de ferro fundido com alto teor de cromo cujo carboneto \u00e9 (Cr, Fe)7C3, os defeitos de orif\u00edcio de sopro podem ser eliminados usando o molde de quatro esferas com sistema de passagem de linha de separa\u00e7\u00e3o.<\/span><!--more--><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Palavras-chave: modo de enchimento; ferro fundido com alto teor de cromo; esfera de moagem de ferro fundido; defeito de orif\u00edcio de sopro<\/span><\/p>\n<\/div><\/section>\n<section  class='av_textblock_section av-kf3q0xqm-8388ef7a4dc03cc397e7d532bfe818ca'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">A bola de moagem de ferro fundido \u00e9 amplamente usada em minas, metalurgia, materiais de constru\u00e7\u00e3o e ind\u00fastrias de energia el\u00e9trica; as principais pe\u00e7as de desgaste da ind\u00fastria s\u00e3o o moinho de bolas de meio abrasivo. Os materiais comuns da bola de moagem de fundi\u00e7\u00e3o s\u00e3o principalmente ferro fundido de liga de cromo e ferro d\u00factil de bainita de liga de sil\u00edcio-mangan\u00eas. O carboneto do tipo M7C3 \u00e9 distribu\u00eddo na microestrutura da bola de moagem de ferro fundido de alto cromo, o que a torna com maior dureza e melhor tenacidade. Comparado com outras bolas de moagem, tem as vantagens de baixo consumo unit\u00e1rio e baixa taxa de britagem, por isso atraiu a aten\u00e7\u00e3o dos t\u00e9cnicos de materiais. No entanto, no processo de produ\u00e7\u00e3o real, h\u00e1 defeitos de orif\u00edcio de ar no n\u00facleo da bola de moagem, na se\u00e7\u00e3o da raiz do riser e na superf\u00edcie pr\u00f3xima ao riser, que afetam a qualidade da bola de moagem, especialmente o defeito de orif\u00edcio de ar no n\u00facleo, e destroem a continuidade da bola de moagem, o que fez com que a bola falhasse precocemente. Portanto, \u00e9 necess\u00e1rio estudar as caracter\u00edsticas do padr\u00e3o de enchimento da esfera de moagem fundida para eliminar os defeitos dos orif\u00edcios de ar no centro da esfera, na se\u00e7\u00e3o da raiz do riser e na superf\u00edcie pr\u00f3xima ao riser.<\/span><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Neste artigo, o efeito do preenchimento do molde na porosidade da esfera de moagem de ferro fundido \u00e9 analisado para eliminar a porosidade e melhorar a qualidade da esfera de moagem de ferro fundido com alto teor de cromo.<\/span><\/p>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-72c525dccf63ff18187d3570919fdbbd\">\n#top .av-special-heading.av-av_heading-72c525dccf63ff18187d3570919fdbbd{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-av_heading-72c525dccf63ff18187d3570919fdbbd .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-av_heading-72c525dccf63ff18187d3570919fdbbd .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-72c525dccf63ff18187d3570919fdbbd av-special-heading-h3 blockquote modern-quote  avia-builder-el-8  el_after_av_textblock  el_before_av_textblock'><h3 class='av-special-heading-tag'  itemprop=\"headline\"  >1. Requisitos de teste<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-kf3ql4bt-4e61c601869a907ee6743c028513eda4'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">A esfera de moagem de ferro fundido tem 120 mm de di\u00e2metro e \u00e9 feita de ferro fundido de alto cromo com teor de cromo de 13% ~ 15%. O processo de fundi\u00e7\u00e3o \u00e9 o seguinte.<\/span><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">O esquema I: O molde adota um molde e um molde de esfera, IE Single Mould. A composi\u00e7\u00e3o do molde superior e inferior e da luva do riser de isolamento, ap\u00f3s fechar o diagrama esquem\u00e1tico da se\u00e7\u00e3o, s\u00e3o mostrados na figura.1<\/span><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Esquema II: O molde adota um molde e um molde de quatro esferas. Consiste em moldes superiores e inferiores e sistemas de passagem de compacta\u00e7\u00e3o e eleva\u00e7\u00e3o no local de produ\u00e7\u00e3o. O Diagrama de Se\u00e7\u00e3o ap\u00f3s o fechamento do molde \u00e9 mostrado na Fig. 2<\/span><\/p>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-hqbrsu-a61fc89794266d234f33e6974c598905\">\n.flex_column.av-hqbrsu-a61fc89794266d234f33e6974c598905{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-hqbrsu-a61fc89794266d234f33e6974c598905 av_one_half  avia-builder-el-10  el_after_av_textblock  el_before_av_one_half  first flex_column_div av-zero-column-padding column-top-margin'   ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-f61l1a-841e7676022c4cd0ebcf20ea30a7326e\">\n.avia-image-container.av-f61l1a-841e7676022c4cd0ebcf20ea30a7326e .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-f61l1a-841e7676022c4cd0ebcf20ea30a7326e av-styling- avia-align-center  avia-builder-el-11  avia-builder-el-no-sibling'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" class='wp-image-4259 avia-img-lazy-loading-not-4259 avia_image' src=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/one-ball-mold.jpg\" alt='molde de uma bola' title='molde de uma bola'  height=\"400\" width=\"480\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/one-ball-mold.jpg 480w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/one-ball-mold-80x67.jpg 80w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/one-ball-mold-450x375.jpg 450w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><\/div><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-dtbolq-67ff52230e4f720ba8e524a1026d777e\">\n.flex_column.av-dtbolq-67ff52230e4f720ba8e524a1026d777e{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-dtbolq-67ff52230e4f720ba8e524a1026d777e av_one_half  avia-builder-el-12  el_after_av_one_half  el_before_av_heading  flex_column_div av-zero-column-padding column-top-margin'   ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-bxlu9a-f8b753823209c3e2f8ed4ff75813dff6\">\n.avia-image-container.av-bxlu9a-f8b753823209c3e2f8ed4ff75813dff6 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-bxlu9a-f8b753823209c3e2f8ed4ff75813dff6 av-styling- avia-align-center  avia-builder-el-13  avia-builder-el-no-sibling'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" class='wp-image-4258 avia-img-lazy-loading-not-4258 avia_image' src=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/four-ball-mold.jpg\" alt='molde de quatro bolas' title='molde de quatro bolas'  height=\"400\" width=\"480\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/four-ball-mold.jpg 480w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/four-ball-mold-80x67.jpg 80w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/four-ball-mold-450x375.jpg 450w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><\/div><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-2220fc5705b8f78ac53d4f16bcc410bd\">\n#top .av-special-heading.av-av_heading-2220fc5705b8f78ac53d4f16bcc410bd{\npadding-bottom:10px;\n}\nbody .av-special-heading.av-av_heading-2220fc5705b8f78ac53d4f16bcc410bd .av-special-heading-tag .heading-char{\nfont-size:25px;\n}\n.av-special-heading.av-av_heading-2220fc5705b8f78ac53d4f16bcc410bd .av-subheading{\nfont-size:15px;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-2220fc5705b8f78ac53d4f16bcc410bd av-special-heading-h3 blockquote modern-quote  avia-builder-el-14  el_after_av_one_half  el_before_av_textblock'><h3 class='av-special-heading-tag'  itemprop=\"headline\"  >2. Processo de teste e resultados<\/h3><div class=\"special-heading-border\"><div class=\"special-heading-inner-border\"><\/div><\/div><\/div>\n<section  class='av_textblock_section av-kf3qojns-b9b90cd7622f2f968d1c1a75bcc7e795'  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/BlogPosting\" itemprop=\"blogPost\" ><div class='avia_textblock'  itemprop=\"text\" ><p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Ap\u00f3s a fus\u00e3o da carga met\u00e1lica em<a href=\"https:\/\/www.nghexin.co.za\/pt\/forno-de-fusao-forno-de-inducao\/\"> Forno de indu\u00e7\u00e3o sem n\u00facleo de m\u00e9dia frequ\u00eancia 2T<\/a>, o ferro fundido na mesma concha foi despejado no molde de metal dos dois esquemas, respectivamente, e o experimento comparativo do modo de enchimento foi realizado.<\/span><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">Ap\u00f3s a limpeza da p\u00e1, a qualidade das esferas de moagem de 120 mm de di\u00e2metro dos dois esquemas foi examinada, e os resultados s\u00e3o os seguintes.<\/span><\/p>\n<p><span style=\"font-size: 12pt; font-family: arial, helvetica, sans-serif;\">A se\u00e7\u00e3o da raiz do riser e a superf\u00edcie pr\u00f3xima ao riser da esfera de moagem no esquema I t\u00eam defeitos de rel\u00edquias de g\u00e1s (como mostrado na Fig. 3), a superf\u00edcie interna \u00e9 lisa e el\u00edptica, e a esfera \u00e9 cortada por m\u00e1quina de corte de fio ao longo do centro do riser, na se\u00e7\u00e3o, h\u00e1 defeitos estom\u00e1ticos na dire\u00e7\u00e3o do riser, superf\u00edcie interna, superf\u00edcie lisa e formato irregular (Fig. 4). N\u00e3o h\u00e1 defeito de poro na se\u00e7\u00e3o da raiz do riser e na superf\u00edcie pr\u00f3xima ao riser da esfera de moagem no esquema II. A esfera \u00e9 cortada por m\u00e1quina de corte de fio ao longo do centro do riser, e n\u00e3o h\u00e1 defeito de poro no perfil (Fig. 5).<\/span><\/p>\n<\/div><\/section>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-ap0wha-e512bcab0dde39bd48ef573ef4020874\">\n.flex_column.av-ap0wha-e512bcab0dde39bd48ef573ef4020874{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-ap0wha-e512bcab0dde39bd48ef573ef4020874 av_one_third  avia-builder-el-16  el_after_av_textblock  el_before_av_one_third  first flex_column_div av-zero-column-padding column-top-margin'   ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-8h1j2m-22c31410b1c99654c5a664e8515a59d4\">\n.avia-image-container.av-8h1j2m-22c31410b1c99654c5a664e8515a59d4 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-8h1j2m-22c31410b1c99654c5a664e8515a59d4 av-styling- avia-align-center  avia-builder-el-17  avia-builder-el-no-sibling'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" class='wp-image-4262 avia-img-lazy-loading-not-4262 avia_image' src=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects.jpg\" alt='boas bolas de moagem de ferro fundido' title='boas bolas de moagem de ferro fundido'  height=\"300\" width=\"500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects.jpg 500w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-80x48.jpg 80w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-450x270.jpg 450w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-6wphta-1b4a19290a7c0def8b0cb1645e9b5e4b\">\n.flex_column.av-6wphta-1b4a19290a7c0def8b0cb1645e9b5e4b{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-6wphta-1b4a19290a7c0def8b0cb1645e9b5e4b av_one_third  avia-builder-el-18  el_after_av_one_third  el_before_av_one_third  flex_column_div av-zero-column-padding column-top-margin'   ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-5v7m4u-13e526ad6c6ddae0f55fada29561c707\">\n.avia-image-container.av-5v7m4u-13e526ad6c6ddae0f55fada29561c707 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-5v7m4u-13e526ad6c6ddae0f55fada29561c707 av-styling- avia-align-center  avia-builder-el-19  avia-builder-el-no-sibling'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" class='wp-image-4263 avia-img-lazy-loading-not-4263 avia_image' src=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-of-grinding-balls.jpg\" alt='bolas de moagem de ferro fundido - defeitos de orif\u00edcio de respiro' title='defeitos de orif\u00edcio de sopro em esferas de moagem'  height=\"300\" width=\"500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-of-grinding-balls.jpg 500w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-of-grinding-balls-80x48.jpg 80w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-of-grinding-balls-450x270.jpg 450w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div><\/div><\/div><\/div>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-4kbxym-835e8c12c1091c1b34061c6b85fad502\">\n.flex_column.av-4kbxym-835e8c12c1091c1b34061c6b85fad502{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-4kbxym-835e8c12c1091c1b34061c6b85fad502 av_one_third  avia-builder-el-20  el_after_av_one_third  avia-builder-el-last  flex_column_div av-zero-column-padding column-top-margin'   ><style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-21l9ni-d222d0e21984afd756a7d7dcc7c36c78\">\n.avia-image-container.av-21l9ni-d222d0e21984afd756a7d7dcc7c36c78 .av-image-caption-overlay-center{\ncolor:#ffffff;\n}\n<\/style>\n<div  class='avia-image-container av-21l9ni-d222d0e21984afd756a7d7dcc7c36c78 av-styling- avia-align-center  avia-builder-el-21  avia-builder-el-no-sibling'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" ><div class=\"avia-image-container-inner\"><div class=\"avia-image-overlay-wrap\"><img decoding=\"async\" class='wp-image-4262 avia-img-lazy-loading-not-4262 avia_image' src=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects.jpg\" alt='boas bolas de moagem de ferro fundido' title='boas bolas de moagem de ferro fundido'  height=\"300\" width=\"500\"  itemprop=\"thumbnailUrl\" srcset=\"https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects.jpg 500w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-80x48.jpg 80w, https:\/\/lingjuimg.com\/wp-content\/uploads\/hexinnaimo\/2020\/09\/blowhole-defects-450x270.jpg 450w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Resumo: Para resolver o problema dos defeitos do blowhole no centro e na superf\u00edcie da esfera de moagem de ferro fundido com alto teor de cromo, a influ\u00eancia dos dois modos de enchimento \u2014 molde de uma esfera e molde de quatro esferas em defeitos do blowhole foi analisada. O resultado indicou que o efeito de ventila\u00e7\u00e3o do molde de quatro esferas com sistema de separa\u00e7\u00e3o \u2014 linha de distribui\u00e7\u00e3o \u00e9 melhor. O impacto [\u2026]<\/p>","protected":false},"author":1,"featured_media":4271,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[793],"tags":[],"class_list":["post-4254","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-grinding-media-balls"],"_links":{"self":[{"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/posts\/4254"}],"collection":[{"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/comments?post=4254"}],"version-history":[{"count":11,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/posts\/4254\/revisions"}],"predecessor-version":[{"id":4274,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/posts\/4254\/revisions\/4274"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/media\/4271"}],"wp:attachment":[{"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/media?parent=4254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/categories?post=4254"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nghexin.co.za\/pt\/wp-json\/wp\/v2\/tags?post=4254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}