{"id":3735,"date":"2018-12-20T09:44:53","date_gmt":"2018-12-20T01:44:53","guid":{"rendered":"http:\/\/www.jxscmachine.com\/?post_type=new&#038;p=3735"},"modified":"2024-05-25T09:36:51","modified_gmt":"2024-05-25T01:36:51","slug":"processo-de-beneficiacao-de-grafite","status":"publish","type":"new","link":"https:\/\/www.jxscmachine.com\/pt\/new\/graphite-beneficiation-process\/","title":{"rendered":"Processo de beneficiamento de grafite"},"content":{"rendered":"<h2>Propriedade da grafite<\/h2>\n<p><strong>Processo de beneficia\u00e7\u00e3o de grafite<\/strong>\/ A purifica\u00e7\u00e3o de grafite desempenha um papel importante na ind\u00fastria de minera\u00e7\u00e3o, a JXSC fornece um conjunto completo de equipamentos de processamento de beneficiamento de grafite.<\/p>\n<p>O min\u00e9rio de grafite \u00e9 um dos minerais de cristal de carbono elementar, tem excelentes propriedades, tais como leveza, resist\u00eancia a altas temperaturas, condutividade t\u00e9rmica, condutividade el\u00e9ctrica, lubrifica\u00e7\u00e3o, plasticidade e estabilidade qu\u00edmica.<\/p>\n<p>A grafite \u00e9 amplamente utilizada nos sectores aeroespacial, das novas energias, da medicina, das tecnologias da informa\u00e7\u00e3o e do fabrico de equipamento topo de gama. As ind\u00fastrias emergentes, como a conserva\u00e7\u00e3o da energia e a prote\u00e7\u00e3o do ambiente, a ind\u00fastria nuclear e os novos materiais tornar-se-\u00e3o importantes recursos estrat\u00e9gicos para apoiar o futuro desenvolvimento de alta e nova tecnologia.<br \/>\n<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-4382 size-full\" src=\"https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2018\/12\/flotation-machine.png\" alt=\"m\u00e1quina de flota\u00e7\u00e3o\" width=\"370\" height=\"370\" srcset=\"https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2018\/12\/flotation-machine.png 370w, https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2018\/12\/flotation-machine-150x150.png 150w, https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2018\/12\/flotation-machine-300x300.png 300w, https:\/\/www.jxscmachine.com\/wp-content\/uploads\/2018\/12\/flotation-machine-75x75.png 75w\" sizes=\"auto, (max-width: 370px) 100vw, 370px\" \/><\/p>\n<p><span style=\"background-color: #f2cece;\">onde <a href=\"https:\/\/www.jxscmachine.com\/pt\/equipamento-de-flotacao\/maquina-de-flotacao\/\">comprar m\u00e1quina de flota\u00e7\u00e3o<\/a><\/span><\/p>\n<h2>Processo de beneficia\u00e7\u00e3o de grafite<\/h2>\n<p>A flota\u00e7\u00e3o de grafite \u00e9 normalmente utilizada para a purifica\u00e7\u00e3o de minerais de grafite. Como a superf\u00edcie da grafite n\u00e3o \u00e9 facilmente molhada pela \u00e1gua, tem boa capacidade de flutua\u00e7\u00e3o e \u00e9 f\u00e1cil de separar dos minerais de impureza.<\/p>\n<p>Na China, o m\u00e9todo de flota\u00e7\u00e3o \u00e9 basicamente utilizado para a prepara\u00e7\u00e3o de min\u00e9rio de grafite.<br \/>\nA flota\u00e7\u00e3o do min\u00e9rio de grafite \u00e9 geralmente efectuada por flota\u00e7\u00e3o positiva seguida de flota\u00e7\u00e3o inversa do concentrado de flota\u00e7\u00e3o. Pode obter-se um concentrado de grafite de grau superior por flota\u00e7\u00e3o. Os graus de concentrado de grafite por flota\u00e7\u00e3o podem normalmente atingir 80%-90%, utilizando moagem em v\u00e1rias fases, a pureza pode atingir 98%.<\/p>\n<h2>Reagentes de flota\u00e7\u00e3o para o processo de beneficia\u00e7\u00e3o de grafite<\/h2>\n<p>Os colectores normalmente utilizados para a flota\u00e7\u00e3o de grafite cristalina s\u00e3o querosene, \u00f3leo diesel, \u00f3leo pesado, sulfonato, sulfato, fenol e carboxilato. Os agentes espumantes comuns s\u00e3o \u00f3leo 2#, \u00f3leo 4#, \u00f3leo de pinho, \u00e1lcool et\u00edlico e \u00f3leo de \u00e9ter but\u00edlico, etc., o agente de ajuste \u00e9 cal e carbonato de s\u00f3dio, e os inibidores s\u00e3o vidro de \u00e1gua e cal.<\/p>\n<p>O coletor normalmente utilizado para a flota\u00e7\u00e3o de grafite criptocristalina \u00e9 o alcatr\u00e3o de carv\u00e3o. Os agentes espumantes comummente utilizados s\u00e3o o \u00f3leo de eucalipto e o \u00f3leo de pinho. O regulador comummente utilizado \u00e9 o carbonato de s\u00f3dio. Os inibidores habitualmente utilizados s\u00e3o o vidro de \u00e1gua e o fluorossilicato de s\u00f3dio. M\u00e9todo de prepara\u00e7\u00e3o do agente de flota\u00e7\u00e3o<\/p>\n<h2>Processo de flota\u00e7\u00e3o de grafite<\/h2>\n<p>O processo de flota\u00e7\u00e3o de grafite em escala \u00e9 geralmente um processo de circuito fechado de moagem em v\u00e1rios est\u00e1gios, classifica\u00e7\u00e3o em v\u00e1rios est\u00e1gios e retorno de ordem de mina m\u00e9dia (ou centralizada).<\/p>\n<p>Existem tr\u00eas formas de processos em v\u00e1rias fases, nomeadamente a retifica\u00e7\u00e3o de concentrados, a retifica\u00e7\u00e3o de minas e a retifica\u00e7\u00e3o de rejeitos. A grafite cristalina \u00e9 maioritariamente utilizada no processo de retifica\u00e7\u00e3o de concentrados. Em circunst\u00e2ncias normais, a taxa de recupera\u00e7\u00e3o das opera\u00e7\u00f5es de transforma\u00e7\u00e3o de minerais pode atingir cerca de 80%. Algumas minas tamb\u00e9m tentaram o processo de re-moagem na mina, mas o efeito n\u00e3o \u00e9 \u00f3bvio.<\/p>\n<p>Algumas pequenas f\u00e1bricas tamb\u00e9m utilizam processos de flota\u00e7\u00e3o abertos ou semi-abertos. Devido \u00e0 elimina\u00e7\u00e3o excessiva de rejeitos, a taxa de recupera\u00e7\u00e3o do min\u00e9rio \u00e9 muito baixa, geralmente apenas 40%-50%.<\/p>\n<h2>Casos de instala\u00e7\u00f5es de transforma\u00e7\u00e3o de grafite<\/h2>\n<p>(1) Mina de grafite de Shangdong South Villa. A mina est\u00e1 localizada no condado de Laixi, prov\u00edncia de Shandong, produzindo grafite em flocos. A capacidade de processamento de min\u00e9rio da instala\u00e7\u00e3o de tratamento de min\u00e9rio \u00e9 de cerca de 350.000 t\/a, o tamanho original do min\u00e9rio \u00e9 -450 mm, o tamanho do gr\u00e3o de moagem \u00e9 -15 mm, e o tamanho do gr\u00e3o selecionado \u00e9 -0,15 mm, representando 60%-65%. O grau de min\u00e9rio \u00e9 4.39%-4.45%, o grau de concentrado \u00e9 88%-89%, a taxa de recupera\u00e7\u00e3o \u00e9 de cerca de 80%, e o grau de rejeito \u00e9 0.6%-0.8%. O concentrado de flota\u00e7\u00e3o \u00e9 purificado pelo m\u00e9todo alcalino-\u00e1cido, e o grau final do concentrado de grafite \u00e9 98%-99%, e a taxa de recupera\u00e7\u00e3o da opera\u00e7\u00e3o \u00e9 88%.<br \/>\n(2) Mina de grafite Xinghe da Mong\u00f3lia Interior. As duas f\u00e1bricas t\u00eam uma capacidade de processamento anual de 300.000 toneladas de min\u00e9rio bruto e uma produ\u00e7\u00e3o de grafite de cerca de 7.000 toneladas. O tamanho original do min\u00e9rio \u00e9 de -350mm, o tamanho da part\u00edcula de moagem \u00e9 de -10mm, e o tamanho da part\u00edcula selecionada \u00e9 de -0,15mm, representando 38%. O grau de min\u00e9rio \u00e9 3.82%-4.07%, o grau de concentrado \u00e9 cerca de 88%, o grau de rejeito \u00e9 1.34%-1.68%, e a taxa de recupera\u00e7\u00e3o \u00e9 cerca de 68%. Os concentrados de flota\u00e7\u00e3o podem ser purificados quimicamente para um grau de 94% a 99,5%.<br \/>\n(3) Mina de grafite de Heilongjiang Liumao. A mina produz grafite em flocos. O tamanho original do min\u00e9rio \u00e9 -550mm, o tamanho do gr\u00e3o de moagem \u00e9 -20mm, o tamanho do gr\u00e3o selecionado \u00e9 -100 mesh, 70%, o grau do min\u00e9rio \u00e9 14%-16%, e o concentrado grosseiro de grafite ap\u00f3s a flota\u00e7\u00e3o \u00e9 re-mo\u00eddo 5 vezes e 6 vezes. Os concentrados seleccionados e de concentra\u00e7\u00e3o m\u00e9dia s\u00e3o devolvidos ao circuito de moagem grosseira, e o grau de concentrado obtido \u00e9 93%-95%, o grau de rejeito \u00e9 3%-4%, e a taxa de recupera\u00e7\u00e3o do min\u00e9rio \u00e9 de cerca de 75%.<br \/>\n(4) Mina de grafite Hunan Lutang. A mina produz grafite criptocristalina. O grau do min\u00e9rio \u00e9 65%-68%, o tamanho da part\u00edcula \u00e9 -250mm, e \u00e9 de gr\u00e3o fino. O fluxo de processamento da grafite \u00e9 relativamente simples e \u00e9 composto principalmente por processos como sele\u00e7\u00e3o manual, tritura\u00e7\u00e3o grosseira, crivagem, tritura\u00e7\u00e3o m\u00e9dia, secagem, moagem e classifica\u00e7\u00e3o. A capacidade de processamento de min\u00e9rio de grafite da instala\u00e7\u00e3o de tratamento de min\u00e9rio \u00e9 de cerca de 60.000 t\/d, e o tamanho do gr\u00e3o de moagem \u00e9 de -40 mm. O grau de concentrado selecionado manualmente \u00e9 de 70%-88%, o grau de rejeitos seleccionados manualmente \u00e9 inferior a 60% e a taxa de recupera\u00e7\u00e3o do min\u00e9rio \u00e9 de 90%.<\/p>\n<p><strong>JXSC<\/strong> partilha o fluxograma de processamento de beneficiamento de grafite e o diagrama de design da planta de grafite. A pesquisa do processo de purifica\u00e7\u00e3o de grafite tem um bom efeito de outro beneficiamento de minerais, como o processo de minera\u00e7\u00e3o de cromita. contacte-nos para saber o pre\u00e7o da m\u00e1quina trituradora e o pre\u00e7o da flota\u00e7\u00e3o e assim por diante no equipamento de minera\u00e7\u00e3o.<\/p>","protected":false},"excerpt":{"rendered":"<p>A grafite \u00e9 um dos minerais do cristal de carbono elementar. Tem excelentes propriedades, tais como leveza, resist\u00eancia a altas temperaturas, condutividade t\u00e9rmica, condutividade el\u00e9ctrica, lubrifica\u00e7\u00e3o, plasticidade e estabilidade qu\u00edmica.<\/p>","protected":false},"author":1,"featured_media":7177,"parent":0,"menu_order":351,"comment_status":"open","ping_status":"open","template":"","format":"standard","meta":{"_acf_changed":false,"ngg_post_thumbnail":0,"footnotes":""},"categories":[],"tags":[],"class_list":["post-3735","new","type-new","status-publish","format-standard","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Graphite Beneficiation Process - JXSC Machine<\/title>\n<meta name=\"description\" content=\"Graphite beneficiation process\/ graphite purification plays an important role in the mining industry, JXSC provide a full set of graphite beneficiation processing equipment.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.jxscmachine.com\/pt\/novo\/processo-de-beneficiacao-de-grafite\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Graphite Beneficiation Process - 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