{"id":844,"date":"2023-01-11T17:43:21","date_gmt":"2023-01-11T08:43:21","guid":{"rendered":"http:\/\/duretek.com\/wordpress\/?page_id=844"},"modified":"2023-01-25T22:51:43","modified_gmt":"2023-01-25T13:51:43","slug":"flight-stability-technology","status":"publish","type":"page","link":"http:\/\/duretek.com\/wordpress\/flight-stability-technology\/","title":{"rendered":"Flight Stability Technology"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"844\" class=\"elementor elementor-844\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-9c6b8bf elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"9c6b8bf\" data-element_type=\"section\">\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-100 elementor-top-column elementor-element elementor-element-4e4f2ead\" data-id=\"4e4f2ead\" data-element_type=\"column\">\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-3006cd22 elementor-widget elementor-widget-text-editor\" data-id=\"3006cd22\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;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<h3><strong>Flight Stability Technology<\/strong><\/h3>\nOne of the areas that have not made progress in technology for more than 100 years is the projectile of the bullets. We think it was because no one thought that groundbreaking technology would be developed in this field. DureTek is developing new concept projectiles that no one has tried. Here is the answer to improving the performance of conventional weapons, High Performance Projectile(HPP) Technology <strong>No. 1 Flight Stability.<\/strong>\n<ul>\n \t<li><strong>Air-Guiding Grooves help to reduce vortex core. <\/strong>\n<ul>\n \t<li>This comes as a result of reduction of drag force.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<figure id=\"attachment_612\" aria-describedby=\"caption-attachment-612\" style=\"width: 467px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-612\" src=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image01.png\" alt=\"\" width=\"467\" height=\"354\" srcset=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image01.png 449w, http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image01-300x227.png 300w, http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image01-389x295.png 389w\" sizes=\"auto, (max-width: 467px) 100vw, 467px\" \/><figcaption id=\"caption-attachment-612\" class=\"wp-caption-text\"><strong>Streamline on bottom of existing bullet<\/strong><\/figcaption><\/figure>\n\n<figure id=\"attachment_613\" aria-describedby=\"caption-attachment-613\" style=\"width: 467px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-613\" src=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image02.png\" alt=\"\" width=\"467\" height=\"349\" srcset=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image02.png 455w, http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image02-300x224.png 300w, http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2020\/03\/image02-389x291.png 389w\" sizes=\"auto, (max-width: 467px) 100vw, 467px\" \/><figcaption id=\"caption-attachment-613\" class=\"wp-caption-text\"><strong>HPP&#8217;s streamline<\/strong><\/figcaption><\/figure>\n<ul>\n \t<li><strong>Recoil is reduced by air-guiding grooves.<\/strong>\n<ul>\n \t<li>When a bullet is fired, gases coming out of the muzzle are evenly escaped by air-guiding grooves.<\/li>\n \t<li>More detail about it, please click the URL below.<\/li>\n \t<li><span lang=\"EN-US\">\u201cExperimental Investigation on Penetration Performance Affected by the Air-Guiding Grooves on Small Spinning Projectile\u201d, <strong>2019 AIAA SciTech Forum<\/strong>,2019. <a href=\"https:\/\/doi.org\/10.2514\/6.2019-0600\" target=\"_blank\" rel=\"noopener noreferrer\">Full version &gt; https:\/\/doi.org\/10.2514\/6.2019-0600<\/a><\/span><span lang=\"EN-US\">\u00a0<\/span><\/li>\n<\/ul>\n<\/li>\n \t<li><strong>HPP technology shifts the center of gravity(CG) by changing the internal configuration.<\/strong>\n<ul>\n \t<li>The distance between the center of gravity and the center of pressure(CP) becomes closer.<\/li>\n \t<li>This tech. reduces the Yaw angle and delays the time it occurs.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n&nbsp;\n<h3><strong>Experiment Results<\/strong><\/h3>\n<ol>\n \t<li>\n<h6>Experiments<\/h6>\n<ol>\n \t<li>Long range shooting experiments was conducted to verified the flight stability technology.\u00a0(*Effective range in NATO: penetrate the SAE1010 steel plate of 3.43mm thickness.)<\/li>\n \t<li>Accuracy tests for comparison between HPP and existing bullet.<\/li>\n \t<li>Penetrating experiments were conducted on 6.5mm armor-plate(MARS500).<\/li>\n<\/ol>\n<\/li>\n \t<li>\n<h6>Results<\/h6>\n<ol>\n \t<li>Compared to the 5.56mm caliber M855 (K100) and 7.62mm caliber M80 and KA37 bullets, the effective range was almost two to three times longer.<\/li>\n \t<li>HPP is all less than 0.8 MOA.<\/li>\n \t<li>HPP can penetrate a Armor-plate of 6.5mm(MARS500) but the existing bullet cannot penetrate.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n<table dir=\"ltr\" style=\"height: 334px;\" border=\"1\" width=\"1083\" cellspacing=\"0\" cellpadding=\"0\"><colgroup> <col width=\"139\" \/> <col width=\"100\" \/> <col width=\"100\" \/> <col width=\"100\" \/> <col width=\"100\" \/><\/colgroup>\n<tbody>\n<tr>\n<td colspan=\"1\" rowspan=\"2\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Contents.&quot;}\">\n<div><\/div>\n<div style=\"text-align: center;\">Contents.<\/div><\/td>\n<td style=\"text-align: center;\" colspan=\"2\" rowspan=\"1\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;5.56mm&quot;}\">5.56mm<\/td>\n<td style=\"text-align: center;\" colspan=\"2\" rowspan=\"1\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;7.62mm&quot;}\">7.62mm<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Dr16A1&quot;}\">Dr16A1<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;M855&quot;}\">M855<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Dr16A1&quot;}\">Dr16A1<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;KA037(\uc800\uaca9\ud0c4)&quot;}\">KA37(Sniper)<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Effective Range [m]&quot;}\">Effective Range [m]<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:900}\">900<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:500}\">500<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:1300}\">1300<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:600}\">600<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;Max. Range [m]&quot;}\">Max. Range [m]<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:5200}\" data-sheets-numberformat=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;#,##0&quot;,&quot;3&quot;:1}\">5,200<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;-&quot;}\">&#8211;<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:3,&quot;3&quot;:7500}\" data-sheets-numberformat=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;#,##0&quot;,&quot;3&quot;:1}\">7,500<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;-&quot;}\">&#8211;<\/td>\n<\/tr>\n<tr>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;6.5mm Armor-plate Penetrationat 100m&quot;}\">6.5mm Armor-plate Penetration at 100m<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;O&quot;}\" data-sheets-numberformat=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;#,##0&quot;,&quot;3&quot;:1}\">O<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;X&quot;}\">X<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;O&quot;}\" data-sheets-numberformat=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;#,##0&quot;,&quot;3&quot;:1}\">O<\/td>\n<td style=\"text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;X&quot;}\">X<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n&nbsp;\n\n&nbsp;\n\n<strong>For more technical data, please see our paper published at the AIAA(American Institute of Aeronautics and Astronautics).<\/strong>\n<pre><b><span lang=\"EN-US\">J. Kim<\/span><\/b><span lang=\"EN-US\">, H. Kim, \u201cExperimental Investigation on Penetration Performance Affected \nby the Air-Guiding Grooves on Small Spinning Projectile\u201d, <strong>2019 AIAA SciTech Forum<\/strong>,2019. \n<a href=\"https:\/\/doi.org\/10.2514\/6.2019-0600\" target=\"_blank\" rel=\"noopener noreferrer\">Full version &gt; https:\/\/doi.org\/10.2514\/6.2019-0600<\/a><\/span><span lang=\"EN-US\">\u00a0<\/span>\n\n<b><span lang=\"EN-US\">J. Kim<\/span><\/b><span lang=\"EN-US\">, H. Kim, S. Jee,\u00a0<\/span>\u201c<span lang=\"EN-US\">Experimental Investigation on Muzzle Blast Affected \nby the Air-Guiding Grooves on Bullets\u201d,\u00a0<strong>2018 AIAA SciTech Forum<\/strong>,2018.\u00a0 \n<a href=\"https:\/\/doi.org\/10.2514\/6.2018-1525\" target=\"_blank\" rel=\"noopener noreferrer\">Full version &gt; https:\/\/doi.org\/10.2514\/6.2018-1525<\/a><\/span><\/pre>\n<strong>In conclusion, this HPP technology improves all of the performance. it does not change the caliber, this technology can be applied to all types of projectiles(5.56mm ~ 155mm). Thus, the HPP can use on existing firearms and canon.<\/strong>\n\n&nbsp;\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-762c380 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"762c380\" data-element_type=\"section\">\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-100 elementor-top-column elementor-element elementor-element-5ee7876\" data-id=\"5ee7876\" data-element_type=\"column\">\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-9627cb9 elementor-widget elementor-widget-heading\" data-id=\"9627cb9\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\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\">Dr16A1 - 5.56mm Performance Video<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b565c81 elementor-widget elementor-widget-video\" data-id=\"b565c81\" data-element_type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;autoplay&quot;:&quot;yes&quot;,&quot;play_on_mobile&quot;:&quot;yes&quot;,&quot;loop&quot;:&quot;yes&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.15.0 - 02-08-2023 *\/\n.elementor-widget-video .elementor-widget-container{overflow:hidden;transform:translateZ(0)}.elementor-widget-video .elementor-wrapper{aspect-ratio:var(--video-aspect-ratio)}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{height:100%;width:100%;display:flex;border:none;background-color:#000}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-wrapper{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-wrapper iframe,.elementor-widget-video .elementor-wrapper video{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .elementor-open-inline .elementor-custom-embed-image-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background-size:cover;background-position:50%}.elementor-widget-video .elementor-custom-embed-image-overlay{cursor:pointer;text-align:center}.elementor-widget-video .elementor-custom-embed-image-overlay:hover .elementor-custom-embed-play i{opacity:1}.elementor-widget-video .elementor-custom-embed-image-overlay img{display:block;width:100%;aspect-ratio:var(--video-aspect-ratio);-o-object-fit:cover;object-fit:cover;-o-object-position:center center;object-position:center center}@supports not (aspect-ratio:1\/1){.elementor-widget-video .elementor-custom-embed-image-overlay{position:relative;overflow:hidden;height:0;padding-bottom:calc(100% \/ var(--video-aspect-ratio))}.elementor-widget-video .elementor-custom-embed-image-overlay img{position:absolute;top:0;right:0;bottom:0;left:0}}.elementor-widget-video .e-hosted-video .elementor-video{-o-object-fit:cover;object-fit:cover}.e-con-inner>.elementor-widget-video,.e-con>.elementor-widget-video{width:var(--container-widget-width);--flex-grow:var(--container-widget-flex-grow)}<\/style>\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2023\/01\/flight-stability-video.mp4\" autoplay=\"\" loop=\"\" controls=\"\" playsinline=\"\" controlsList=\"nodownload\"><\/video>\n\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cf6977a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cf6977a\" data-element_type=\"section\">\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-100 elementor-top-column elementor-element elementor-element-d64f178\" data-id=\"d64f178\" data-element_type=\"column\">\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-28e3252 elementor-widget elementor-widget-heading\" data-id=\"28e3252\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Dr16A1 - 7.62mm Performance  Video<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c850677 elementor-widget elementor-widget-text-editor\" data-id=\"c850677\" 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<h6><strong>7.62mm Dr16A1 is successfully developed as high-performance projectile(7.62mm Dr16A1).<\/strong><\/h6><p>DureTek has developed ammunition that increases the combat power of 7.62mm rifles. The technology used in the high-performance projectile of the 5.56mm Dr16A1 was also applied to the 7.62mm. It penetrates hard-steel-plates even at 300m. The effective range is up to 1,200m(SAE1010\/3.5T steel-plate, CP).<\/p><h6>In addition, <strong>anti-material sniper ammunition(7.62mm Dr16A2) is being developed<\/strong>.<\/h6><p>DureTek has experiences and technologies to satisfy the performance required by users. Thus, It is being developed with the performance required by the ROK military.<\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2e37f95 elementor-widget elementor-widget-video\" data-id=\"2e37f95\" data-element_type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;hosted&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"e-hosted-video elementor-wrapper elementor-open-inline\">\n\t\t\t\t\t<video class=\"elementor-video\" src=\"http:\/\/duretek.com\/wordpress\/wp-content\/uploads\/2023\/01\/\ube44\ud589\uc548\uc815-\uc601\uc0c1.mp4\" controls=\"\" preload=\"metadata\" controlsList=\"nodownload\"><\/video>\n\t\t\t\t<\/div>\n\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>Flight Stability Technology One of the areas that have not made progress in technology &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-844","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/pages\/844","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/comments?post=844"}],"version-history":[{"count":34,"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/pages\/844\/revisions"}],"predecessor-version":[{"id":1298,"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/pages\/844\/revisions\/1298"}],"wp:attachment":[{"href":"http:\/\/duretek.com\/wordpress\/wp-json\/wp\/v2\/media?parent=844"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}