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<title><![CDATA[EC21 Product Catalogs - aluminium micro ring]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/aluminium-micro-ring--2640/1/aluminium micro ring.html]]></link><item>
<title><![CDATA[CNC Machining Aluminum]]></title><link><![CDATA[https://ysrapid01.en.ec21.com/CNC-Machining-Aluminum--11777230_11777237.html]]></link><description><![CDATA[ring. Generally, it is anodized. The purpose is to color, and the second is to increase the surface hardness and improve wear resistance, such as micro-arc oxidation.
7. Passivation: A method of turn]]></description><pubDate><![CDATA[20230427]]></pubDate></item>

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