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<title><![CDATA[EC21 Product Catalogs - backfire]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/backfire--0417/1/backfire.html]]></link><item>
<title><![CDATA[Learn About the Precautions for Applying for AS1530.4 Fire Resistance Test for Fire Doors in One Min]]></title><link><![CDATA[https://ecosafene1.en.ec21.com/Learn_About_the_Precautions_for--12021735_12029221.html]]></link><description><![CDATA[backfire surface burns for more than 10 seconds, the specimen is considered to have lost its integrity;
During the test, a 6mm diameter probe can pass through the crack into the furnace and the probe]]></description><pubDate><![CDATA[20241203]]></pubDate></item>

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