{"id":1695,"date":"2021-10-27T14:20:54","date_gmt":"2021-10-27T14:20:54","guid":{"rendered":"https:\/\/globalgeotech.co.uk\/?page_id=1695"},"modified":"2021-10-28T11:31:54","modified_gmt":"2021-10-28T11:31:54","slug":"tt-series-double-tube-core-barrels","status":"publish","type":"page","link":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/","title":{"rendered":"TT Series Double Tube Core Barrels"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"1695\" class=\"elementor elementor-1695\">\n\t\t\t\t\t\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"ob-is-breaking-bad elementor-section elementor-top-section elementor-element elementor-element-46393c7d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46393c7d\" data-element_type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ob_bbad_use_it&quot;:&quot;yes&quot;,&quot;_ob_bbad_sssic_use&quot;:&quot;no&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6a6abc6\" data-id=\"6a6abc6\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section data-particle_enable=\"false\" data-particle-mobile-disabled=\"false\" class=\"ob-is-breaking-bad elementor-section elementor-top-section elementor-element elementor-element-45496fca elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"45496fca\" data-element_type=\"section\" data-settings=\"{&quot;_ob_bbad_use_it&quot;:&quot;yes&quot;,&quot;_ob_bbad_sssic_use&quot;:&quot;no&quot;,&quot;_ob_glider_is_slider&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4a5f4317\" data-id=\"4a5f4317\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4183ab27 ob-harakiri-inherit elementor-widget elementor-widget-heading\" data-id=\"4183ab27\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">TT Series Double Tube Core Barrels<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-554a8c97 ob-harakiri-inherit elementor-widget elementor-widget-text-editor\" data-id=\"554a8c97\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_harakiri_writing_mode&quot;:&quot;inherit&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#818a91;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#818a91;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<p>TT core barrels are conventional double tube core barrels with an ultra-thin wall. They are designed for coring in medium hard to very hard homogenous rock in conjunction with water flushing. These core barrels are most frequently used for underground mining operations.<\/p><p>Available in metric (millimetre) hole sizes 46 and 56 mm<\/p><p>Advantages:<\/p><ul><li>A high rate of penetration due to small cutting area of the core bit<\/li><li>Use of lower pressure and torque minimizes the wear on equipment<\/li><li>Lower costs for core bits<\/li><\/ul><h5>Technical Data<\/h5><table border=\"1\" summary=\"Technical data for T6 Metric Core Barrels\" width=\"544\" cellspacing=\"1\" cellpadding=\"1\"><tbody><tr><th rowspan=\"2\">Specification<\/th><th colspan=\"2\">Core Barrel Type<\/th><\/tr><tr><th>TT46<\/th><th>TT56<\/th><\/tr><tr><td>Hole Diameter (mm)<\/td><td>46.3<\/td><td>56.3<\/td><\/tr><tr><td>Core Diameter (mm)<\/td><td>35.3<\/td><td>45.2<\/td><\/tr><tr><td>Kerf \/ Crown Thickness (mm)<\/td><td>5.35<\/td><td>5.4<\/td><\/tr><tr><td>Cutting Area (cm<sup>2<\/sup>)<\/td><td>7.0<\/td><td>8.9<\/td><\/tr><tr><td>Hole Area (cm<sup>2<\/sup>)<\/td><td>16.8<\/td><td>24.9<\/td><\/tr><tr><td>Cutting Area as % of Hole Area<\/td><td>41.7%<\/td><td>35.7%<\/td><\/tr><tr><td>Core Area (cm<sup>2<\/sup>)<\/td><td>9.8<\/td><td>16.0<\/td><\/tr><tr><td>Thread Connection in Head*<\/td><td>CR42<\/td><td>CR50<\/td><\/tr><tr><td>Recommended Casing<\/td><td>M56<\/td><td>M66<\/td><\/tr><tr><td>Conversion to triple tube possible<\/td><td>No<\/td><td>No<\/td><\/tr><\/tbody><\/table><p>*Cross-over sub required for drill rods not matching the thread connection in core barrel head<\/p><h5>Key to Main Parts of TT Core Barrel Assembly<\/h5><p><strong>Complete core barrel consists of:<\/strong><\/p><p>1. Core Barrel Head<\/p><p>2.\u00a0 Inner Tube 1.5m or 3.0m<\/p><p>3. Outer Tube 1.5m or 3.0m<\/p><p>4. Extension Tube<\/p><p>5. Core Lifter<\/p><p>6. Core lifter Case<\/p><p>Core Bit and Reaming Shell are not supplied as part of the core barrel assembly, but must be chosen correctly to match the particular application and rock formation. Please refer to our\u00a0<a href=\"https:\/\/globalgeotech.co.uk\/index.php\/core-bits-and-casing-shoes-2\/\">Core Bits<\/a>\u00a0page for further details.<\/p>\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-50 elementor-top-column elementor-element elementor-element-e767134\" data-id=\"e767134\" data-element_type=\"column\" data-settings=\"{&quot;_ob_bbad_is_stalker&quot;:&quot;no&quot;,&quot;_ob_teleporter_use&quot;:false,&quot;_ob_column_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_column_has_pseudo&quot;:&quot;no&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-33f331a6 elementor-widget elementor-widget-image\" data-id=\"33f331a6\" data-element_type=\"widget\" data-settings=\"{&quot;_ob_photomorph_use&quot;:&quot;no&quot;,&quot;_ob_perspektive_use&quot;:&quot;no&quot;,&quot;_ob_shadough_use&quot;:&quot;no&quot;,&quot;_ob_allow_hoveranimator&quot;:&quot;no&quot;,&quot;_ob_widget_stalker_use&quot;:&quot;no&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.6.3 - 12-04-2022 *\/\n.elementor-widget-image{text-align:center}.elementor-widget-image a{display:inline-block}.elementor-widget-image a img[src$=\".svg\"]{width:48px}.elementor-widget-image img{vertical-align:middle;display:inline-block}<\/style>\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" loading=\"lazy\" width=\"119\" height=\"773\" src=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel.jpeg\" class=\"attachment-large size-large\" alt=\"\" srcset=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel.jpeg 119w, https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel-46x300.jpeg 46w\" sizes=\"(max-width: 119px) 100vw, 119px\" \/>\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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>TT Series Double Tube Core Barrels TT core barrels are conventional double tube core barrels with an ultra-thin wall. They are designed for coring in medium hard to very hard homogenous rock in conjunction with water flushing. These core barrels are most frequently used for underground mining operations. Available in metric (millimetre) hole sizes 46 &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\"> <span class=\"screen-reader-text\">TT Series Double Tube Core Barrels<\/span> Read More &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.13 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>TT Series Double Tube Core Barrels - Global Geotech<\/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:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"TT Series Double Tube Core Barrels - Global Geotech\" \/>\n<meta property=\"og:description\" content=\"TT Series Double Tube Core Barrels TT core barrels are conventional double tube core barrels with an ultra-thin wall. They are designed for coring in medium hard to very hard homogenous rock in conjunction with water flushing. These core barrels are most frequently used for underground mining operations. Available in metric (millimetre) hole sizes 46 &hellip; TT Series Double Tube Core Barrels Read More &raquo;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\" \/>\n<meta property=\"og:site_name\" content=\"Global Geotech\" \/>\n<meta property=\"article:modified_time\" content=\"2021-10-28T11:31:54+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel.jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\",\"url\":\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\",\"name\":\"TT Series Double Tube Core Barrels - Global Geotech\",\"isPartOf\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#website\"},\"datePublished\":\"2021-10-27T14:20:54+00:00\",\"dateModified\":\"2021-10-28T11:31:54+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/globalgeotech.co.uk\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"TT Series Double Tube Core Barrels\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#website\",\"url\":\"https:\/\/globalgeotech.co.uk\/\",\"name\":\"Global Geotech\",\"description\":\"Tools For Site Investigation And Mineral Exploration\",\"publisher\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/globalgeotech.co.uk\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#organization\",\"name\":\"Global Geotech\",\"url\":\"https:\/\/globalgeotech.co.uk\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg\",\"contentUrl\":\"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg\",\"width\":58,\"height\":58,\"caption\":\"Global Geotech\"},\"image\":{\"@id\":\"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"TT Series Double Tube Core Barrels - Global Geotech","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/","og_locale":"en_US","og_type":"article","og_title":"TT Series Double Tube Core Barrels - Global Geotech","og_description":"TT Series Double Tube Core Barrels TT core barrels are conventional double tube core barrels with an ultra-thin wall. They are designed for coring in medium hard to very hard homogenous rock in conjunction with water flushing. These core barrels are most frequently used for underground mining operations. Available in metric (millimetre) hole sizes 46 &hellip; TT Series Double Tube Core Barrels Read More &raquo;","og_url":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/","og_site_name":"Global Geotech","article_modified_time":"2021-10-28T11:31:54+00:00","og_image":[{"url":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/TT-Core-Barrel.jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/","url":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/","name":"TT Series Double Tube Core Barrels - Global Geotech","isPartOf":{"@id":"https:\/\/globalgeotech.co.uk\/#website"},"datePublished":"2021-10-27T14:20:54+00:00","dateModified":"2021-10-28T11:31:54+00:00","breadcrumb":{"@id":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/globalgeotech.co.uk\/index.php\/tt-series-double-tube-core-barrels\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/globalgeotech.co.uk\/"},{"@type":"ListItem","position":2,"name":"TT Series Double Tube Core Barrels"}]},{"@type":"WebSite","@id":"https:\/\/globalgeotech.co.uk\/#website","url":"https:\/\/globalgeotech.co.uk\/","name":"Global Geotech","description":"Tools For Site Investigation And Mineral Exploration","publisher":{"@id":"https:\/\/globalgeotech.co.uk\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/globalgeotech.co.uk\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/globalgeotech.co.uk\/#organization","name":"Global Geotech","url":"https:\/\/globalgeotech.co.uk\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/","url":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg","contentUrl":"https:\/\/globalgeotech.co.uk\/wp-content\/uploads\/2021\/10\/cropped-logo.jpeg","width":58,"height":58,"caption":"Global Geotech"},"image":{"@id":"https:\/\/globalgeotech.co.uk\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1695"}],"collection":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/comments?post=1695"}],"version-history":[{"count":7,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1695\/revisions"}],"predecessor-version":[{"id":2098,"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/pages\/1695\/revisions\/2098"}],"wp:attachment":[{"href":"https:\/\/globalgeotech.co.uk\/index.php\/wp-json\/wp\/v2\/media?parent=1695"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}