{"id":7950,"date":"2026-11-10T07:48:16","date_gmt":"2026-11-10T07:48:16","guid":{"rendered":"https:\/\/northstardrill.com\/?p=7950"},"modified":"2026-11-10T08:28:47","modified_gmt":"2026-11-10T08:28:47","slug":"blast-hole-drilling-on-open-pit-mine-bench","status":"publish","type":"post","link":"https:\/\/northstardrill.com\/vi\/blast-hole-drilling-on-open-pit-mine-bench\/","title":{"rendered":"North Star DTH Drill Rods Application: Blast Hole Drilling on Open-Pit Mine Bench"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7950\" class=\"elementor elementor-7950\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-1a6d19ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1a6d19ee\" data-element_type=\"section\" data-e-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-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-eb33c43\" data-id=\"eb33c43\" data-element_type=\"column\" data-e-type=\"column\">\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-5418f56a elementor-widget elementor-widget-heading\" data-id=\"5418f56a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Project Overview<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ad9e5c4 elementor-widget elementor-widget-text-editor\" data-id=\"2ad9e5c4\" data-element_type=\"widget\" data-e-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<p>This field application takes place on the working bench of a large open-pit mine. A fleet of integrated DTH drill rigs are deployed side by side to carry out mass blast hole drilling for rock stripping and mining excavation. Operators drill vertical blast holes into hard, abrasive bedrock in shifts throughout the day. Under this continuous heavy-load mining condition, drilling tools face repeated high impact and severe rock abrasion.<\/p>\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\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-157a1ac e-flex e-con-boxed e-con e-parent\" data-id=\"157a1ac\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-39ade2d e-con-full e-flex e-con e-child\" data-id=\"39ade2d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-735a6a8 elementor-widget elementor-widget-text-editor\" data-id=\"735a6a8\" data-element_type=\"widget\" data-e-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<p><strong>Adopted product<\/strong>: North Star DTH drill rods <strong>Working condition<\/strong>: Hard abrasive rock, multi-rig parallel operation, 24h shift blast hole drilling on open-pit mine bench.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-4805585 e-con-full e-flex e-con e-child\" data-id=\"4805585\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5093bc27 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5093bc27\" data-element_type=\"section\" data-e-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-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33.333333333333 elementor-top-column elementor-element elementor-element-5bd48cdd\" data-id=\"5bd48cdd\" data-element_type=\"column\" data-e-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-1fd1d058 elementor-widget elementor-widget-heading\" data-id=\"1fd1d058\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Construction Challenges<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-41001f5f elementor-widget elementor-widget-text-editor\" data-id=\"41001f5f\" data-element_type=\"widget\" data-e-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<p>The mine bench features dense hard rock with fissures. During blast hole drilling, drill rods suffer continuous impact loading and abrasive wear. Common on-site troubles include accelerated thread wear, unexpected drill rod breakage, frequent tool replacement and unplanned rig shutdowns. These issues slow down overall mining progress and increase the total cost of drilling consumables.<\/p>\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=\"elementor-column elementor-col-33.333333333333 elementor-top-column elementor-element elementor-element-39c3dabc\" data-id=\"39c3dabc\" data-element_type=\"column\" data-e-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-4c11a47f elementor-widget elementor-widget-heading\" data-id=\"4c11a47f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">On-site Application &amp; Performance<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5332abf2 elementor-widget elementor-widget-text-editor\" data-id=\"5332abf2\" data-element_type=\"widget\" data-e-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<p>The site team fitted North Star<a href=\"https:\/\/northstardrill.com\/vi\/dth\/down-the-hole-dth-drill-rods\/\"> DTH drill rods<\/a> onto integrated DTH drill rigs for bench blast hole construction. With multiple rigs working in parallel on the mine bench, North Star DTH drill rods maintain stable threaded connections and good borehole straightness during long-duration hard rock drilling.<\/p>\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=\"elementor-column elementor-col-33.333333333333 elementor-top-column elementor-element elementor-element-76082eba\" data-id=\"76082eba\" data-element_type=\"column\" data-e-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-52d9c93e elementor-widget elementor-widget-heading\" data-id=\"52d9c93e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">DTH Downhole Tooling<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2055781a elementor-widget elementor-widget-text-editor\" data-id=\"2055781a\" data-element_type=\"widget\" data-e-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<p>Practical field results show the drill rods match well with the on-site DTH drill rigs. They help raise penetration efficiency, cut the consumption of drilling tools, and reduce production downtime caused by drill rod failure. The drill rods deliver consistent and dependable performance under the harsh, highly abrasive open-pit mining environment.<\/p>\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\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"elementor-element elementor-element-1041f75 e-flex e-con-boxed e-con e-parent\" data-id=\"1041f75\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-1025f76 e-con-full e-flex e-con e-child\" data-id=\"1025f76\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-76e2aa7 elementor-widget elementor-widget-text-editor\" data-id=\"76e2aa7\" data-element_type=\"widget\" data-e-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<p>Practical field results show the drill rods match well with the on-site DTH drill rigs. They help raise penetration efficiency, cut the consumption of drilling tools, and reduce production downtime caused by drill rod failure. The drill rods deliver consistent and dependable performance under the harsh, highly abrasive open-pit mining environment.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-764bfbb e-con-full e-flex e-con e-child\" data-id=\"764bfbb\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-33c473d5 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"33c473d5\" data-element_type=\"section\" data-e-type=\"section\" id=\"northstar-hdd-inquiry\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-extended\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-666806d1\" data-id=\"666806d1\" data-element_type=\"column\" data-e-type=\"column\">\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-a6e1ca8 elementor-widget elementor-widget-heading\" data-id=\"a6e1ca8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Need the Right DTH Drill Pipe Configuration?<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-66f44d89 elementor-widget elementor-widget-text-editor\" data-id=\"66f44d89\" data-element_type=\"widget\" data-e-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<p>H\u00e3y cho ch\u00fang t\u00f4i bi\u1ebft nh\u00e3n hi\u1ec7u v\u00e0 m\u1eabu m\u00e1y khoan c\u1ee7a qu\u00fd kh\u00e1ch, k\u00edch th\u01b0\u1edbc thanh khoan, lo\u1ea1i ren k\u1ebft n\u1ed1i, h\u00ecnh d\u1ea1ng l\u1ed7 khoan v\u00e0 \u0111i\u1ec1u ki\u1ec7n \u0111\u1ecba ch\u1ea5t. North Star c\u00f3 th\u1ec3 xem x\u00e9t c\u00e1c y\u00eau c\u1ea7u c\u1ee7a qu\u00fd kh\u00e1ch v\u00e0 gi\u00fap x\u00e1c \u0111\u1ecbnh c\u00e1c thanh khoan c\u0169ng nh\u01b0 d\u1ee5ng c\u1ee5 khoan d\u01b0\u1edbi l\u00f2ng \u0111\u1ea5t ph\u00f9 h\u1ee3p.<\/p>\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-50017402 elementor-widget elementor-widget-button\" data-id=\"50017402\" data-element_type=\"widget\" data-e-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=\"mailto:info@northstardrill.com\">\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\">Y\u00eau c\u1ea7u b\u00e1o gi\u00e1<\/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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Project Overview This field application takes place on the working bench of a large open-pit mine. A fleet of integrated [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7974,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","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-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":"","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-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":"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":""},"mobile":{"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":""}},"footnotes":""},"categories":[68],"tags":[],"class_list":["post-7950","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-mining-construction-drilling"],"_links":{"self":[{"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/posts\/7950","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/comments?post=7950"}],"version-history":[{"count":23,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/posts\/7950\/revisions"}],"predecessor-version":[{"id":7979,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/posts\/7950\/revisions\/7979"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/media\/7974"}],"wp:attachment":[{"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/media?parent=7950"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/categories?post=7950"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/northstardrill.com\/vi\/wp-json\/wp\/v2\/tags?post=7950"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}