http://www.pcb7.com/how-to-test-the-thickness-of-copper-on-the-pcb.html All about PCB Fri, 30 Jul 2010 04:45:20 +0000 http://wordpress.org/?v=2.7.1 hourly 1 http://www.pcb7.com/how-to-test-the-thickness-of-copper-on-the-pcb.html/comment-page-1#comment-206 an Mon, 29 Jun 2009 10:11:02 +0000 http://www.pcb7.com/how-to-test-the-thickness-of-copper-on-the-pcb.html#comment-206 Measure? Etch off a small area and use a micrometer device. The OZ is OUNCE, the weight of copper spread over an area 1 ft x 1 ft. 1/4oz is 8.5um 1.2oz is 17um 1oz is 34um 1 1/2 is 51um Measure? Etch off a small area and use a micrometer device.
The OZ is OUNCE, the weight of copper spread over an area 1 ft x 1 ft.
1/4oz is 8.5um
1.2oz is 17um
1oz is 34um
1 1/2 is 51um

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