cnc copper black oxidation
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CNC Turning Copper Black Oxidation
1.CNC Turning Copper Black Oxidation Is A Special Process Product, The Operation Steps Are Relatively Complicated, And Several Technologies Are Required, The Technical Process Is Strict, And The Quality Inspection Is Strict. 2.Generally, It Is Produced In Non-standard Small Batches, And The Price Is Higher Than That Of Ordinary Craft Products. There Are Many Kinds Of Products, Mainly For Customization.
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