{"id":2764,"date":"2025-01-03T14:07:19","date_gmt":"2025-01-03T06:07:19","guid":{"rendered":"https:\/\/www.wolframcarbide.com\/?p=2764"},"modified":"2025-01-03T14:07:24","modified_gmt":"2025-01-03T06:07:24","slug":"carateristicas-e-aplicacoes-das-barras-redondas-de-metal-duro","status":"publish","type":"post","link":"https:\/\/www.wolframcarbide.com\/pt\/characteristics-and-applications-of-cemented-carbide-round-bars\/","title":{"rendered":"Carater\u00edsticas e aplica\u00e7\u00f5es das barras redondas de metal duro"},"content":{"rendered":"<h2 class=\"wp-block-heading\">Carater\u00edsticas e aplica\u00e7\u00f5es das barras redondas de metal duro<\/h2>\n\n\n\n<p>As barras redondas de metal duro t\u00eam elevada dureza, excelente resist\u00eancia ao desgaste e boa estabilidade t\u00e9rmica, sendo amplamente utilizadas em ferramentas de corte, moldes, pe\u00e7as resistentes ao desgaste e outros dom\u00ednios.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Carater\u00edsticas b\u00e1sicas dos materiais das barras redondas de metal duro:<\/li>\n<\/ul>\n\n\n\n<p><a href=\"https:\/\/www.wolframcarbide.com\/pt\/categoria-de-produto\/varetas-de-carboneto-de-tungstenio\/\">Barra redonda de metal duro<\/a> ocupam uma posi\u00e7\u00e3o importante na produ\u00e7\u00e3o industrial devido \u00e0s suas excelentes propriedades f\u00edsicas. Este material \u00e9 constitu\u00eddo principalmente por carbonetos met\u00e1licos refract\u00e1rios (como o carboneto de tungst\u00e9nio e o carboneto de tit\u00e2nio) e ligantes met\u00e1licos (como o cobalto e o n\u00edquel) prensados e sinterizados por m\u00e9todos de metalurgia do p\u00f3. As suas carater\u00edsticas not\u00e1veis incluem elevada dureza, excelente resist\u00eancia ao desgaste e boa estabilidade t\u00e9rmica. Estas propriedades tornam os materiais de barra redonda de metal duro ideais para o fabrico de ferramentas de corte de elevado desempenho, moldes e pe\u00e7as resistentes ao desgaste.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" src=\"https:\/\/www.wolframcarbide.com\/wp-content\/uploads\/2025\/01\/Solid-carbide-rods-5.jpg\" alt=\"Barras de carboneto cimentado\" class=\"wp-image-2765\" style=\"width:491px;height:auto\" title=\"\" srcset=\"https:\/\/www.wolframcarbide.com\/wp-content\/uploads\/2025\/01\/Solid-carbide-rods-5.jpg 800w, https:\/\/www.wolframcarbide.com\/wp-content\/uploads\/2025\/01\/Solid-carbide-rods-5-300x200.jpg 300w, https:\/\/www.wolframcarbide.com\/wp-content\/uploads\/2025\/01\/Solid-carbide-rods-5-768x512.jpg 768w, https:\/\/www.wolframcarbide.com\/wp-content\/uploads\/2025\/01\/Solid-carbide-rods-5-600x400.jpg 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Classes de barras de carboneto cimentado:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Grau<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; &nbsp; Grau ISO<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp;WC<\/strong><br><strong>(%)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp;Co<\/strong><br><strong>&nbsp; (%)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Tamanho do gr\u00e3o<\/strong><br><strong>&nbsp; &nbsp; &nbsp; (\u03bcm)<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>Dureza<\/strong><br><strong>\uff08<a href=\"https:\/\/en.wikipedia.org\/wiki\/Rockwell_scale\" rel=\"nofollow noopener\" target=\"_blank\">HRA<\/a>\uff09<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp;Densidade<\/strong><br><strong>&nbsp; \uff08g\/cm\u00b3\uff09<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; TRS<\/strong><br><strong>&nbsp; &nbsp;\uff08N\/mm\u00b2\uff09<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>BU06<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K05-K10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>94<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>6<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.5<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>94<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp;14.75<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; &nbsp; &nbsp;3600<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>YG10X<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K20 - K30<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>90<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.8<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>91.5<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14.35<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; &nbsp; 3600<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>BT15<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K20 - K30<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>90<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.7<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>92.2<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14.35<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; &nbsp; 3900<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>BT20<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K20 - K30<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>90<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>10<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.6<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>92.3<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14.4<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; 4000<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>BT25<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K30 - K40<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>88<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>12<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.6<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>92.5<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14.1<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; &nbsp;4000<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>BT25UF<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>K30 - K40<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>88<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>12<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>0.4<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>92.8<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>14.05<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>&nbsp; &nbsp; 4200<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Campos de aplica\u00e7\u00e3o das barras redondas de metal duro:\n<ul class=\"wp-block-list\">\n<li>Fabrico de ferramentas: A elevada dureza e resist\u00eancia ao desgaste do carboneto cimentado fazem dele um material ideal para o fabrico de ferramentas de corte. Quer seja para ferramentas de torneamento, fresas ou brocas, as barras redondas de metal duro oferecem um excelente desempenho de corte e uma longa vida \u00fatil. Se planeia fabricar fresas para a\u00e7o inoxid\u00e1vel, recomendo vivamente a classe BT25UF. Esta \u00e9 uma qualidade de topo de gama.<\/li>\n\n\n\n<li>Ind\u00fastria de moldes: No fabrico de moldes, as barras redondas de carboneto cimentado s\u00e3o preferidas pela sua elevada resist\u00eancia e resist\u00eancia ao desgaste. Pode ser utilizado para fabricar <a href=\"https:\/\/www.wolframcarbide.com\/pt\/categoria-de-produto\/pecas-resistentes-ao-desgaste-de-carboneto-de-tungstenio-nao-normalizadas\/\">molde de estampagem<\/a>s, moldes de fundi\u00e7\u00e3o, etc., para garantir que o molde mant\u00e9m uma elevada precis\u00e3o e estabilidade durante a utiliza\u00e7\u00e3o a longo prazo.<\/li>\n\n\n\n<li>Pe\u00e7as resistentes ao desgaste: As barras redondas de carboneto s\u00e3o tamb\u00e9m amplamente utilizadas no fabrico de v\u00e1rias pe\u00e7as resistentes ao desgaste, tais como veios, pinos, engrenagens, etc. Estas pe\u00e7as podem ainda manter um bom desempenho em ambientes de trabalho dif\u00edceis, prolongando efetivamente a vida \u00fatil do equipamento.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Desenvolvimento futuro das barras redondas de metal duro:<\/li>\n<\/ul>\n\n\n\n<p>Com o avan\u00e7o cont\u00ednuo da ci\u00eancia e da tecnologia e a crescente procura industrial, os materiais das barras redondas de metal duro continuar\u00e3o a desempenhar um papel fundamental. No futuro, com o desenvolvimento cont\u00ednuo de novas tecnologias de materiais, espera-se que o desempenho do carboneto cimentado seja ainda melhorado, trazendo mais possibilidades para o sector industrial. Em suma, os materiais de barra redonda de metal duro ocupam uma posi\u00e7\u00e3o central na ind\u00fastria moderna com as suas propriedades f\u00edsicas \u00fanicas e uma vasta gama de aplica\u00e7\u00f5es. Quer se trate do fabrico de ferramentas, da ind\u00fastria de moldes ou da produ\u00e7\u00e3o de pe\u00e7as resistentes ao desgaste, as barras redondas de metal duro demonstraram o seu valor indispens\u00e1vel.&nbsp;<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Characteristics and applications of cemented carbide round bars Carbide round bars&nbsp;have&nbsp;high hardness, excellent wear resistance and good thermal stability, and is widely used in cutting tools, molds, wear-resistant parts and other fields. Carbide round bar materials occupy an important position in industrial production due to their excellent physical properties. This material is mainly made of [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","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":"disabled","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","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":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_joinchat":[],"footnotes":""},"categories":[1],"tags":[55,56],"class_list":["post-2764","post","type-post","status-publish","format-standard","hentry","category-tungsten-carbide-industry-news","tag-cemented-carbide-round-bars","tag-characteristics-and-applications-of-cemented-carbide-round-bars"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false,"trp-custom-language-flag":false,"woocommerce_thumbnail":false,"woocommerce_single":false,"woocommerce_gallery_thumbnail":false},"uagb_author_info":{"display_name":"admin","author_link":"https:\/\/www.wolframcarbide.com\/pt\/author\/admin\/"},"uagb_comment_info":0,"uagb_excerpt":"Characteristics and applications of cemented carbide round bars Carbide round bars&nbsp;have&nbsp;high hardness, excellent wear resistance and good thermal stability, and is widely used in cutting tools, molds, wear-resistant parts and other fields. Carbide round bar materials occupy an important position in industrial production due to their excellent physical properties. This material is mainly made of&hellip;","_links":{"self":[{"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/posts\/2764","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/comments?post=2764"}],"version-history":[{"count":2,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/posts\/2764\/revisions"}],"predecessor-version":[{"id":2767,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/posts\/2764\/revisions\/2767"}],"wp:attachment":[{"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/media?parent=2764"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/categories?post=2764"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wolframcarbide.com\/pt\/wp-json\/wp\/v2\/tags?post=2764"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}