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PCB ¿ë¾î»çÀü
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Copper Foil(µ¿¹Ú)
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PCB»óÀÇ µµÃ¼·Î »ç¿ëµÇ´Â ÀüÇØ µ¿¹ÚÀ¸·Î¼ Áß·® ¶Ç´Â µÎ²² ´ÜÀ§¸¦ ±âÁØ
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square feet´ç 1ounce, 2ounce, 1/2ounce,
1/4ounce°¡ ÁÖ·Î »ç¿ë µÊ
1ounce : 28.3495g/304.8mm¡¿304.8mm
= 305g/1m¡¿1m
: about 35micro meter
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