{"id":1742,"date":"2026-02-10T10:42:06","date_gmt":"2026-02-10T08:42:06","guid":{"rendered":"https:\/\/eltek.com.gr\/?p=1742"},"modified":"2026-02-10T10:42:55","modified_gmt":"2026-02-10T08:42:55","slug":"eltek-hellenic-explosives-technology-has-successfully-executed-the-largest-underground-up-hole-blast-ever-performed-in-greece-marking-a-significant-milestone-in-underground-blasting-operations","status":"publish","type":"post","link":"https:\/\/eltek.com.gr\/en\/eltek-hellenic-explosives-technology-has-successfully-executed-the-largest-underground-up-hole-blast-ever-performed-in-greece-marking-a-significant-milestone-in-underground-blasting-operations\/","title":{"rendered":"ELTEK Hellenic Explosives Technology has successfully executed the largest underground up-hole blast ever performed in Greece, marking a significant milestone in underground blasting operations."},"content":{"rendered":"<p style=\"font-weight: 400;\"><strong><span data-markjs=\"true\">ELTEK<\/span> Hellenic Explosives Technology<\/strong> has successfully executed the <strong>largest underground up-hole blast ever performed in Greece<\/strong>, marking a significant milestone in underground blasting operations.<\/p>\n<p style=\"font-weight: 400;\">For this landmark blast, <span data-markjs=\"true\">ELTEK<\/span> developed a <strong>specially formulated up-hole emulsion matrix<\/strong>, capable of achieving a <strong>flexible density range from 0.80 to 1.25 g\/cc<\/strong>, enabled by an advanced <strong>chemical sensitization process<\/strong>. Priming and charging operations were carried out by <span data-markjs=\"true\">ELTEK<\/span>\u2019s experienced crew using <strong><span data-markjs=\"true\">ELTEK<\/span> Dynamis Boosters<\/strong> in combination with <strong>Digishot+ 4G electronic detonators<\/strong>, ensuring high accuracy and reliability.<\/p>\n<div id=\"attachment_1739\" style=\"width: 970px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1739\" class=\"size-full wp-image-1739\" src=\"https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/uphole-blast-result.jpg\" alt=\"In-borehole VOD measurements exceeded 5,500 m\/s, confirming optimal detonation performance and resulting in an excellent and fully successful blast outcome.\" width=\"960\" height=\"1280\" srcset=\"https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/uphole-blast-result.jpg 960w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/uphole-blast-result-225x300.jpg 225w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/uphole-blast-result-768x1024.jpg 768w\" sizes=\"auto, (max-width: 960px) 100vw, 960px\" \/><p id=\"caption-attachment-1739\" class=\"wp-caption-text\">In-borehole VOD measurements exceeded 5,500 m\/s, confirming optimal detonation performance and resulting in an excellent and fully successful blast outcome.<\/p><\/div>\n<p style=\"font-weight: 400;\">The operation utilized a <strong>purpose-designed up-hole charging unit<\/strong>, engineered by <span data-markjs=\"true\">ELTEK<\/span> to allow <strong>precise and controlled up-hole charging<\/strong>, even under demanding underground conditions.<\/p>\n<p style=\"font-weight: 400;\">In total, the blast involved the installation of <strong>428 electronic detonators<\/strong> and approximately <strong>12 tonnes of emulsion explosives<\/strong>. The blast was <strong>remotely initiated from the surface<\/strong>, leveraging state-of-the-art electronic initiation technology to maximize safety and operational control.<\/p>\n<p style=\"font-weight: 400;\"><strong>In-borehole VOD measurements exceeded 5,500 m\/s<\/strong>, confirming optimal detonation performance and resulting in an <strong>excellent and fully successful blast outcome<\/strong>.<\/p>\n<p style=\"font-weight: 400;\"><span data-markjs=\"true\">ELTEK<\/span> is proud to deliver <strong>fully integrated blasting solutions<\/strong>, providing our customers with <strong>detonators, boosters, emulsion explosives, specialized charging equipment, and highly experienced technical teams<\/strong> from design and execution to final performance verification<\/p>\n<div id=\"attachment_1737\" style=\"width: 1290px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1737\" class=\"size-full wp-image-1737\" src=\"https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large.jpeg\" alt=\"For this landmark blast, ELTEK developed a specially formulated up-hole emulsion matrix, capable of achieving a flexible density range from 0.80 to 1.25 g\/cc, enabled by an advanced chemical sensitization process. Priming and charging operations were carried out by ELTEK\u2019s experienced crew using ELTEK Dynamis Boosters in combination with Digishot+ 4G electronic detonators, ensuring high accuracy and reliability.\" width=\"1280\" height=\"853\" srcset=\"https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large.jpeg 1280w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large-300x200.jpeg 300w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large-1024x682.jpeg 1024w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large-768x512.jpeg 768w, https:\/\/eltek.com.gr\/wp-content\/uploads\/2026\/02\/428-detonators-bottom-cleaned-Large-900x600.jpeg 900w\" sizes=\"auto, (max-width: 1280px) 100vw, 1280px\" \/><p id=\"caption-attachment-1737\" class=\"wp-caption-text\">For this landmark blast, ELTEK developed a specially formulated up-hole emulsion matrix, capable of achieving a flexible density range from 0.80 to 1.25 g\/cc, enabled by an advanced chemical sensitization process. Priming and charging operations were carried out by ELTEK\u2019s experienced crew using ELTEK Dynamis Boosters in combination with Digishot+ 4G electronic detonators, ensuring high accuracy and reliability.<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"<p>ELTEK Hellenic Explosives Technology has successfully executed the largest underground up-hole blast ever performed in Greece, marking a significant milestone in underground blasting operations. For this landmark blast, ELTEK developed&#8230;<\/p>\n","protected":false},"author":4,"featured_media":1738,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[74],"tags":[131,123,138,117,122,119,79,118,128,60,120,77,116,125,134,130,113,135,133,129,124,137,132,127,136,114,58,115,126,121],"class_list":["post-1742","post","type-post","status-publish","format-standard","has-post-thumbnail","category-corporate","tag-blast-design-en","tag-blasting-solutions-en","tag-borehole-charging-en","tag-chemical-sensitization-en","tag-detonation-performance-en","tag-digishot-4g-en","tag-drilling-and-blasting-en","tag-electronic-detonators-en","tag-electronic-initiation-en","tag-eltek-en","tag-eltek-dynamis-boosters-en","tag-emulsion-explosives-en","tag-emulsion-matrix-en","tag-explosive-charging-en","tag-explosives-engineering-en","tag-grevena-en","tag-hellenic-explosives-technology-en","tag-integrated-blasting-solutions-en","tag-mining-engineering-en","tag-mining-greece-en","tag-mining-operations-en","tag-mining-technology-en","tag-precision-blasting-en","tag-remote-initiation-en","tag-safety-operations-en","tag-underground-blasting-en","tag-underground-mining","tag-up-hole-blast-en","tag-up-hole-charging-unit-en","tag-vod-measurement-en"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>ELTEK Hellenic Explosives Technology has successfully executed the largest underground up-hole blast ever performed in Greece, marking a significant milestone in underground blasting operations. - ELTEK Hellenic Explosives Technology<\/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:\/\/eltek.com.gr\/en\/eltek-hellenic-explosives-technology-has-successfully-executed-the-largest-underground-up-hole-blast-ever-performed-in-greece-marking-a-significant-milestone-in-underground-blasting-operations\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"ELTEK Hellenic Explosives Technology has successfully executed the largest underground up-hole blast ever performed in Greece, marking a significant milestone in underground blasting operations. - ELTEK Hellenic Explosives Technology\" \/>\n<meta property=\"og:description\" content=\"ELTEK Hellenic Explosives Technology has successfully executed the largest underground up-hole blast ever performed in Greece, marking a significant milestone in underground blasting operations. 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