{"id":195685,"date":"2008-06-21T08:26:00","date_gmt":"2008-06-21T13:26:00","guid":{"rendered":"https:\/\/www.panix.com\/~msaroff\/40years\/2008\/06\/21\/an-interesting-development-in-lightweight-armor\/"},"modified":"2008-06-21T08:26:00","modified_gmt":"2008-06-21T13:26:00","slug":"an-interesting-development-in-lightweight-armor","status":"publish","type":"post","link":"https:\/\/www.panix.com\/~msaroff\/40years\/2008\/06\/21\/an-interesting-development-in-lightweight-armor\/","title":{"rendered":"An Interesting Development in Lightweight Armor"},"content":{"rendered":"<p>The material is called <a href=\"http:\/\/www.aviationweek.com\/aw\/blogs\/defense\/index.jsp?plckController=Blog&amp;plckScript=blogScript&amp;plckElementId=blogDest&amp;plckBlogPage=BlogViewPost&amp;plckPostId=Blog%3A27ec4a53-dcc8-42d0-bd3a-01329aef79a7Post%3Af72af819-a87d-45ca-88e9-34a1db3c639a\">Dyneema, which is an ultra high molecular weight polyethylene<\/a>.<\/p>\n<p>I&#8217;ve seen high strength polyethylene used for bullet proof garments and butcher&#8217;s gloves, where it has a real advantage over Kevlar\u00ae in that it does not degrade in  a washing machine.<\/p>\n<p>They were showing at a show what happened when a 500g high speed (about 1500 m\/s) projectile at it.<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/img254.imageshack.us\/img254\/3049\/71ca7562caba47bfbcbd582us2.jpg\" \/><\/p>\n<p>It looks like the projectile had a low sectional density, but it&#8217;s still impressive.<\/p>\n<p>Here is a test stand with penetration of multiple layers:<br \/><img decoding=\"async\" src=\"http:\/\/img254.imageshack.us\/img254\/492\/fd142232eca945b1a7c7145vp4.jpg\" \/><\/p>\n<p>With the detail of the final layer stopping the projectile:<br \/><img decoding=\"async\" src=\"http:\/\/img254.imageshack.us\/img254\/7889\/7f043e31ade04db9993e21daj4.jpg\" \/><\/p>\n<p>Definately neat.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The material is called Dyneema, which is an ultra high molecular weight polyethylene. I&#8217;ve seen high strength polyethylene used for bullet proof garments and butcher&#8217;s gloves, where it has a real advantage over Kevlar\u00ae in that it does not degrade in a washing machine. They were showing at a show what happened when a 500g &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1006,1025],"tags":[],"class_list":["post-195685","post","type-post","status-publish","format-standard","hentry","category-military","category-technology"],"_links":{"self":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/195685"}],"collection":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/comments?post=195685"}],"version-history":[{"count":0,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/posts\/195685\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/media?parent=195685"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/categories?post=195685"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.panix.com\/~msaroff\/40years\/wp-json\/wp\/v2\/tags?post=195685"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}