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<title><![CDATA[EC21 Product Catalogs - rotary classifier]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/rotary_classifier--2644/1/rotary classifier.html]]></link><item>
<title><![CDATA[Reliable TCI Rotary Tricone Drill Bit with Sealed Bearing for Hard Rock Stone Blasting]]></title><link><![CDATA[https://amyzhang86.en.ec21.com/Reliable_TCI_Rotary_Tricone_Drill--11743960_11750445.html]]></link><description><![CDATA[Rotary Speed
(r/min) 
Cutting StructureApplications 412/4151000-200090-120Conical on gage and inner rowsDesigned for very soft formations with low compressive strength and high friablity such as shal]]></description><pubDate><![CDATA[20230317]]></pubDate></item>
<item>
<title><![CDATA[Tricone Rock Bits, Rock Roller Bits, Roller Cone Bits, Three Cone Bits, TCI Rock Bits, MT Rock Bits]]></title><link><![CDATA[https://gzvilong.en.ec21.com/Tricone_Rock_Bits_Rock_Roller--10772776_10772786.html]]></link><description><![CDATA[Rotary speed
(r/min)
Applicable Formation
126, 127
0.35-1.00
70-150
Soft with low compressive strength and high drilliability, such as shale, clay, salt bed and soft limestone etc.
437
0.35-0.95
60-1]]></description><pubDate><![CDATA[20210520]]></pubDate></item>

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