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<title><![CDATA[EC21 Product Catalogs - construction basalt stone]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/construction-basalt-stone--2644/1/construction basalt stone.html]]></link><item>
<title><![CDATA[Diamond Impregnated Bits, Diamond Core Bits, Impregnated Bits AQ BQ NQ HQ PQ]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Diamond-Impregnated-Bits-Diamond--10772805_10772810.html]]></link><description><![CDATA[construction etc drilling fields.
Impregnated core bits Matrix selection guide:
Rock Type 
Abrasiveness 
Rock Hardness 
Matrix Hardness 
Series. NO 
Clay，Shale,Siltstone, Cypsum
Medium
Soft
HRC 50
]]></description><pubDate><![CDATA[20210520]]></pubDate></item>

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