{"id":896,"date":"2023-05-09T11:58:19","date_gmt":"2023-05-09T16:58:19","guid":{"rendered":"https:\/\/dev.intermetperu.com\/?p=896"},"modified":"2023-05-26T11:35:52","modified_gmt":"2023-05-26T16:35:52","slug":"experiences-in-sag-mill-operation","status":"publish","type":"post","link":"https:\/\/intermetperu.com\/en\/cursos-digitales\/experiences-in-sag-mill-operation\/","title":{"rendered":"EXPERIENCES IN SAG MILL OPERATION"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"896\" class=\"elementor elementor-896\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-e5f90c7 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-eae-slider=\"15045\" data-id=\"e5f90c7\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-c95580f\" data-eae-slider=\"17656\" data-id=\"c95580f\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-def1da9 elementor-widget elementor-widget-text-editor\" data-id=\"def1da9\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 style=\"box-sizing: border-box; font-family: Oswald, Arial, sans-serif; font-size: 20px; color: #0c4e94; margin: 0px 0px 20px; padding: 0px; border: 0px; outline: 0px; font-weight: normal; font-style: normal; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em; font-variant-ligatures: normal; font-variant-caps: normal; orphans: 2; text-align: left; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\">EXPERIENCES IN SAG MILL OPERATION<\/h4><figure class=\"fotogrande\"><\/figure><figure class=\"fotogrande\"><\/figure>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1c618c5 elementor-widget elementor-widget-image\" data-id=\"1c618c5\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1999\" height=\"978\" src=\"https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag.jpg\" class=\"attachment-full size-full wp-image-892\" alt=\"curso-experiencias-en-la-operacion-de-la-molienda-sag\" srcset=\"https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag.jpg 1999w, https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag-300x147.jpg 300w, https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag-1024x501.jpg 1024w, https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag-768x376.jpg 768w, https:\/\/intermetperu.com\/wp-content\/uploads\/2023\/05\/curso-experiencias-en-la-operacion-de-la-molienda-sag-1536x751.jpg 1536w\" sizes=\"(max-width: 1999px) 100vw, 1999px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-697fe76 elementor-widget elementor-widget-text-editor\" data-id=\"697fe76\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4 style=\"font-family: Oswald, Arial, sans-serif; font-size: 17px; color: #0c4e94; margin: 20px 0px; padding: 25px 0px 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em;\">OBJECTIVE :<\/h4><ul style=\"font-family: 'Open Sans', Arial, Helvetica, sans-serif; font-size: 13px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px 0px 0px 16px; line-height: 22px; letter-spacing: normal;\"><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Describe in detail SAG mill circuits of large-scale plants and the benefits of each.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Detail the issues occurred during SAG mill operation: blockage of grates, cracking of bolts, liners and grates, flowback, carry over; blockage and breakage of meshes from trommel and screen, among other relevant issues.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Explain the improvements over time, such as mine to mill, types of grates, liners design, water for trommel and screen washing, sealing system of balls, recycling of balls scraps, among others.<\/li><\/ul><h2 style=\"font-family: Oswald, Arial, sans-serif; font-size: 17px; color: #0c4e94; margin: 20px 0px 8px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em;\">INTRODUCTION<\/h2><p style=\"font-family: ArchivoNarrowregular, Arial, sans-serif; font-size: 16px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: 22px; letter-spacing: normal;\">Grinding is one of the comminution stages where the mineral size is reduced to achieve a suitable particle-size distribution curve for copper flotation. As follows the purposes for executing a grinding stage<\/p><ul style=\"font-family: 'Open Sans', Arial, Helvetica, sans-serif; font-size: 13px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px 0px 0px 16px; line-height: 22px; letter-spacing: normal;\"><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Achieve a suitable release of the valuable ore.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Increase the superficial area per mass unit aimed at speeding up certain physical-chemical processes.<\/li><\/ul><p style=\"font-family: ArchivoNarrowregular, Arial, sans-serif; font-size: 16px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: 22px; letter-spacing: normal;\">\u201cAutogenous\u201d means auto generated or auto produced, from the Greek term of the same meaning. \u201cAutogenous\u201d was first referred to a mill by Robinson (1980) to Harlow Hardinge who used it in 1940 to describe the reduction mechanism of cascading mills.<\/p><p style=\"font-family: ArchivoNarrowregular, Arial, sans-serif; font-size: 16px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: 22px; letter-spacing: normal;\">In Peru, in 2001 took place the start-up of a large SAG mill, since then, many experiences have been acquired during its operation. Nowadays, five plants are operating with large SAG mills and another one is soon to be delivered. This course will present the different experiences, deviations and improvements occurred all this time, as well as the challenges to face in the future.<\/p><h2 style=\"font-family: Oswald, Arial, sans-serif; font-size: 17px; color: #0c4e94; margin: 20px 0px 8px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em;\">PARTICIPANTS<\/h2><p style=\"font-family: ArchivoNarrowregular, Arial, sans-serif; font-size: 16px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: 22px; letter-spacing: normal;\">Engineers experienced in SAG mill operation who wish to expand their knowledge in the area.<\/p><p style=\"font-family: ArchivoNarrowregular, Arial, sans-serif; font-size: 16px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: 22px; letter-spacing: normal;\">Engineers of all areas of a mining unit who require to learn about SAG mill operation. To all those who know the basics of mineral grinding.<\/p><h2 style=\"font-family: Oswald, Arial, sans-serif; font-size: 17px; color: #0c4e94; margin: 20px 0px 8px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em;\">OUTLINE<\/h2><ul style=\"font-family: 'Open Sans', Arial, Helvetica, sans-serif; font-size: 13px; color: #555555; margin-right: 0px; margin-left: 0px; padding: 0px 0px 0px 16px; line-height: 22px; letter-spacing: normal;\"><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Important components of a SAG mill, description of each one.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Description of the important variables in SAG mill.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Timeline of start-ups of concentrators with SAG mill.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Operational data of current large capacity SAG mills.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Description of the SAG mill circuits from the concentrators<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Antamina<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Cerro Corona<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Antapaccay Chinalco<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Constancia<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Las bambas and Quellaveco.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Description of the deviances occurred during SAG mill operation;<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Blockage of grates.<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Cracking of bolts, liners and grates.<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Flowback and carry over.<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Obstruction and breakage of meshes from trommel and screen.<br style=\"margin: 0px; padding: 0px; border: 0px; outline: 0px; font-family: 'Open Sans', Arial, Helvetica, sans-serif; vertical-align: baseline; line-height: normal;\" \/>&#8211; Breakage and deformation of balls, among other relevant issues.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Improvements made such as mine to mill, types of grates, liners design, water use for trommel and screen washing, sealing ball system, recycling of balls scraps, among others.<\/li><li style=\"margin-right: 0px; margin-left: 0px; padding: 0px; font-size: 16px; font-family: ArchivoNarrowregular, Arial, sans-serif; line-height: 22px;\">Challenges to face in the future to improve SAG mill operation, hybrid liners and large balls.<\/li><\/ul><h2 style=\"font-family: Oswald, Arial, sans-serif; font-size: 17px; color: #0c4e94; margin: 20px 0px 8px; padding: 0px; border: 0px; outline: 0px; vertical-align: baseline; line-height: normal; letter-spacing: 0.01em;\">INSTRUCTOR : Eng. ANTONIO BRAVO<\/h2>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-c3912fb\" data-eae-slider=\"62148\" data-id=\"c3912fb\" data-element_type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c9bfe3e elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"c9bfe3e\" data-element_type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/pagolink.niubiz.com.pe\/pagoseguro\/INTERMET\/983833\/info\" target=\"_blank\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">\u00a1 PAY NOW !<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f9048dd elementor-widget elementor-widget-text-editor\" data-id=\"f9048dd\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"tituloblanco\" style=\"font-family: Oswald, Arial, sans-serif; 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Detail the issues occurred during SAG mill operation: blockage of grates, cracking of bolts, liners and grates, flowback, carry over; blockage and breakage of meshes from trommel and screen, among other relevant issues. Explain [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_joinchat":[],"footnotes":""},"categories":[6],"tags":[],"class_list":["post-896","post","type-post","status-publish","format-standard","hentry","category-cursos-digitales"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>EXPERIENCES IN SAG MILL OPERATION - Intermetperu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/intermetperu.com\/en\/cursos-digitales\/experiences-in-sag-mill-operation\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"EXPERIENCES IN SAG MILL OPERATION - Intermetperu\" \/>\n<meta property=\"og:description\" content=\"EXPERIENCES IN SAG MILL OPERATION OBJECTIVE : Describe in detail SAG mill circuits of large-scale plants and the benefits of each. Detail the issues occurred during SAG mill operation: blockage of grates, cracking of bolts, liners and grates, flowback, carry over; blockage and breakage of meshes from trommel and screen, among other relevant issues. 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