{"id":2975,"date":"2021-01-21T09:12:51","date_gmt":"2021-01-21T08:12:51","guid":{"rendered":"https:\/\/www.redhillballs.com\/?page_id=2975"},"modified":"2025-09-29T10:40:00","modified_gmt":"2025-09-29T08:40:00","slug":"esferas-de-carboneto-de-tungstenio-co","status":"publish","type":"page","link":"https:\/\/www.redhillballs.com\/pt-pt\/produtos\/esferas-de-metal-duro\/esferas-de-carboneto-de-tungstenio-co\/","title":{"rendered":"Esferas de carboneto de tungst\u00e9nio  (Co), Metal duro"},"content":{"rendered":"<p><!-- PT (usar \u00ab Esferas \u00bb) --><\/p>\n<h2 data-start=\"154\" data-end=\"243\">\ud83d\udee0\ufe0f <a href=\"https:\/\/en.wikipedia.org\/wiki\/Tungsten_carbide\">Esferas de carboneto de tungst\u00e9nio com ligante de cobalto \u2013 componentes de precis\u00e3o de alto desempenho<\/a><\/h2>\n<p data-start=\"245\" data-end=\"470\">As Esferas de carboneto de tungst\u00e9nio com ligante de cobalto s\u00e3o componentes avan\u00e7ados de metal duro, conhecidos pela dureza excecional, resist\u00eancia ao desgaste e tenacidade. Esta combina\u00e7\u00e3o garante desempenho superior em aplica\u00e7\u00f5es exigentes.<\/p>\n<h3 data-start=\"477\" data-end=\"512\">\ud83d\udd27 Especifica\u00e7\u00f5es t\u00e9cnicas principais<\/h3>\n<ul>\n<li data-start=\"516\" data-end=\"549\"><strong data-start=\"516\" data-end=\"531\">Composi\u00e7\u00e3o<\/strong>: 94% WC \/ 6% Co<\/li>\n<li data-start=\"552\" data-end=\"581\"><strong data-start=\"552\" data-end=\"564\">Dureza<\/strong>: HRA 86,5\u201391,5<\/li>\n<li data-start=\"584\" data-end=\"615\"><strong data-start=\"584\" data-end=\"595\">Densidade<\/strong>: 14,1\u201314,95 g\/cm\u00b3<\/li>\n<li data-start=\"618\" data-end=\"664\"><strong data-start=\"618\" data-end=\"638\">Resist\u00eancia \u00e0 tra\u00e7\u00e3o<\/strong>: Aproximadamente 1440 MPa<\/li>\n<li data-start=\"667\" data-end=\"704\"><strong data-start=\"667\" data-end=\"692\">M\u00f3dulo de elasticidade<\/strong>: ~600 GPa<\/li>\n<li data-start=\"707\" data-end=\"735\"><strong data-start=\"707\" data-end=\"724\">Ponto de fus\u00e3o<\/strong>: ~2800\u00b0C<\/li>\n<li data-start=\"738\" data-end=\"777\"><strong data-start=\"738\" data-end=\"762\">Condutividade t\u00e9rmica<\/strong>: ~100 W\/m\u00b7\u00b0C<\/li>\n<li data-start=\"780\" data-end=\"819\"><strong data-start=\"780\" data-end=\"806\">Resistividade el\u00e9trica<\/strong>: ~20 \u00b5\u2126\u00b7cm<\/li>\n<li data-start=\"822\" data-end=\"895\"><strong data-start=\"822\" data-end=\"838\">Aplica\u00e7\u00f5es<\/strong>: Rolamentos, v\u00e1lvulas, meio de moagem, componentes aeroespaciais<\/li>\n<\/ul>\n<h3 data-start=\"902\" data-end=\"918\">\u2705 Vantagens<\/h3>\n<ul>\n<li data-start=\"922\" data-end=\"1007\"><strong data-start=\"922\" data-end=\"946\">Dureza excecional<\/strong>: Garante desempenho duradouro em condi\u00e7\u00f5es de alto desgaste.<\/li>\n<li data-start=\"1010\" data-end=\"1087\"><strong data-start=\"1010\" data-end=\"1036\">Alta estabilidade t\u00e9rmica<\/strong>: Mant\u00e9m a integridade a temperaturas extremas.<\/li>\n<li data-start=\"1090\" data-end=\"1153\"><strong data-start=\"1090\" data-end=\"1112\">In\u00e9rcia qu\u00edmica<\/strong>: Resistente \u00e0 oxida\u00e7\u00e3o e corros\u00e3o.<\/li>\n<li data-start=\"1156\" data-end=\"1221\"><strong data-start=\"1156\" data-end=\"1169\">Tenacidade<\/strong>: Maior resist\u00eancia a impacto devido ao ligante de cobalto.<\/li>\n<li data-start=\"1224\" data-end=\"1298\"><strong data-start=\"1224\" data-end=\"1240\">Alta densidade<\/strong>: Proporciona estabilidade e resist\u00eancia em v\u00e1rias aplica\u00e7\u00f5es.<\/li>\n<\/ul>\n<h3 data-start=\"1305\" data-end=\"1324\">\ud83d\udd04Aplica\u00e7\u00f5es das Esferas de carboneto de tungst\u00e9nio<\/h3>\n<p data-start=\"1326\" data-end=\"1403\">As Esferas WC-Co s\u00e3o utilizadas em v\u00e1rias aplica\u00e7\u00f5es de alto desempenho, incluindo:<\/p>\n<ul>\n<li data-start=\"1407\" data-end=\"1475\"><strong>Rolamentos: Garantem opera\u00e7\u00e3o suave e fi\u00e1vel em m\u00e1quinas.<\/strong><\/li>\n<li data-start=\"1478\" data-end=\"1538\"><strong>V\u00e1lvulas: Proporcionam durabilidade em sistemas de controlo de flu\u00eddos.<\/strong><\/li>\n<li data-start=\"1541\" data-end=\"1605\"><strong>Meio de moagem: Aumenta a efici\u00eancia nos processos de tritura\u00e7\u00e3o.<\/strong><\/li>\n<li data-start=\"1608\" data-end=\"1675\"><strong>Componentes aeroespaciais: Asseguram fiabilidade em sistemas cr\u00edticos.<\/strong><\/li>\n<\/ul>\n<h3 data-start=\"1682\" data-end=\"1713\">\ud83d\udce6 Graus &amp; tamanhos dispon\u00edveis<\/h3>\n<p data-start=\"1715\" data-end=\"1811\">As Esferas WC-Co est\u00e3o dispon\u00edveis em v\u00e1rios graus e tamanhos para atender requisitos espec\u00edficos:<\/p>\n<ul>\n<li data-start=\"1815\" data-end=\"1845\"><strong data-start=\"1815\" data-end=\"1825\">Graus<\/strong>: ISO 3290 G5\u2013G100<\/li>\n<li data-start=\"1848\" data-end=\"1885\"><strong data-start=\"1848\" data-end=\"1866\">Faixa de di\u00e2metros<\/strong>: <a href=\"https:\/\/www.redhillballs.com\/company\/ball-diameters\/\">0,2 mm \u2013 100 mm<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\ud83d\udee0\ufe0f Esferas de carboneto de tungst\u00e9nio com ligante de cobalto \u2013 componentes de precis\u00e3o de alto desempenho As Esferas de carboneto de tungst\u00e9nio com ligante de cobalto s\u00e3o componentes avan\u00e7ados de metal duro, conhecidos pela dureza excecional, resist\u00eancia ao desgaste e tenacidade. Esta combina\u00e7\u00e3o garante desempenho superior em aplica\u00e7\u00f5es exigentes. \ud83d\udd27 Especifica\u00e7\u00f5es t\u00e9cnicas principais Composi\u00e7\u00e3o: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":8908,"parent":2971,"menu_order":2,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2975","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.8 (Yoast SEO v28.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Esferas de carboneto de tungst\u00e9nio - Metal duro<\/title>\n<meta name=\"description\" content=\"Esferas de carboneto de tungst\u00e9nio. 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