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<title><![CDATA[EC21 Product Catalogs - spiral classifying machine]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/spiral-classifying-machine--030499/1/spiral classifying machine.html]]></link><item>
<title><![CDATA[Gear, Gear Drive]]></title><link><![CDATA[https://myung1234.en.ec21.com/Gear-Gear-Drive--10669959_10669983.html]]></link><description><![CDATA[machines, and with spiral teeth in all highly stressedgear drives. As a rule, gears with a constant gear ratio i =w1/w2 = z2/z1, where w1, z1 and w2, z2 are the angular velocity andnumber of teeth of]]></description><pubDate><![CDATA[20180227]]></pubDate></item>

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