電路板是什么材料做成的
印制(zhi)板(ban)(ban)(ban)(ban)(PCB)的(de)主(zhu)要(yao)材(cai)料是覆銅(tong)板(ban)(ban)(ban)(ban),而覆銅(tong)板(ban)(ban)(ban)(ban)(敷銅(tong)板(ban)(ban)(ban)(ban))是由基(ji)板(ban)(ban)(ban)(ban)、銅(tong)箔和粘合(he)劑構成(cheng)(cheng)的(de)。基(ji)板(ban)(ban)(ban)(ban)是由高(gao)分(fen)子(zi)合(he)成(cheng)(cheng)樹脂(zhi)和增強(qiang)材(cai)料組成(cheng)(cheng)的(de)絕緣層(ceng)板(ban)(ban)(ban)(ban);在基(ji)板(ban)(ban)(ban)(ban)的(de)表面覆蓋著(zhu)一(yi)層(ceng)導電率較高(gao)、焊接性良好的(de)純(chun)銅(tong)箔,常用厚度(du)35~50/ma;銅(tong)…
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