{"id":477,"date":"2007-05-16T17:15:29","date_gmt":"2007-05-16T17:15:29","guid":{"rendered":"http:\/\/www.jpyro.com\/wp\/?p=477"},"modified":"2007-05-16T17:15:29","modified_gmt":"2007-05-16T17:15:29","slug":"research-on-the-most-appropriate-method-for-the-pyrotechnic-industry-to-determine-the-sensitivity-of-compositions","status":"publish","type":"post","link":"https:\/\/www.jpyro.co.uk\/?p=477","title":{"rendered":"Research on the Most Appropriate Method for the Pyrotechnic Industry To Determine the Sensitivity of Compositions"},"content":{"rendered":"<p align=\"left\"><strong>SUMMARY:&nbsp; <\/strong>Those of us who work in the pyrotechnic industry have three requirements to obtain data concerning the sensitivity of mixtures:<\/p>\n<p align=\"left\">1) establish the starting point of no-ignition<\/p>\n<p align=\"left\">2) understand the possibility of propagation of the ignition to combustion or explosion<\/p>\n<p align=\"left\">3) clarify the variation of the sensitivity, which is dependent on the materials that we have used for tools<\/p>\n<p align=\"left\">The methods used up to now have not satisfied our requirements.<\/p>\n<p align=\"left\">The sensitivity was determined with a drop test using a steel ball onto a sample placed on an anvil. The sample used was molded as a thin round disk. This method was used to establish the propagation of ignition.<\/p>\n<p align=\"left\">Initially, the experiment was conducted using the up-and-down method so as to compare with that described below. The data obtained on a salute composition did not indicate a normal probability distribution. This method does not give an exact result, without having some prior test data.<\/p>\n<hr \/>\n<p><strong>Ref:<\/strong> Selected Pyrotechnic Publication of Dr. Takeo Shimizu, Part 2,&nbsp; pp 39-45<br \/> (Sh2_39)<\/p>\n","protected":false},"excerpt":{"rendered":"<p>SUMMARY:&nbsp; Those of us who work in the pyrotechnic industry have three requirements to obtain data concerning the sensitivity of mixtures: 1) establish the starting point of no-ignition 2) understand the possibility of propagation of the ignition to combustion or explosion 3) clarify the variation of the sensitivity, which is dependent on the materials that &hellip;<br \/><a href=\"https:\/\/www.jpyro.co.uk\/?p=477\" class=\"more-link pen_button pen_element_default pen_icon_arrow_double\">Continue reading <span class=\"screen-reader-text\">Research on the Most Appropriate Method for the Pyrotechnic Industry To Determine the Sensitivity of Compositions<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[35,29],"tags":[],"_links":{"self":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/477"}],"collection":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=477"}],"version-history":[{"count":0,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=\/wp\/v2\/posts\/477\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=477"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=477"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jpyro.co.uk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=477"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}