zaishougonghanxishi,bushuliandeshengshouchangchanghuijiaodexiliangguoxiehuibijiaofangbianhanjie,duodianlubandedaotongxingyehao,qishihandianshangdexiguoduoduidianludianliudeliutongshizaimeishenmebangzhu,danduihandiandeqiangduqueyoubuhaodeyingxiang。dianlujibanyuhanxidehanjiejiaoduzuihaoyi45度角為宜,若角度會使
焊錫條容易脫落從而脫離線路板。
用(yong)焊(han)錫(xi)條(tiao)焊(han)錫(xi)時(shi),溫(wen)度(du)也(ye)要(yao)適(shi)宜(yi),不(bu)要(yao)太(tai)低(di),焊(han)錫(xi)時(shi)間(jian)也(ye)不(bu)要(yao)過(guo)短(duan),不(bu)然(ran)焊(han)錫(xi)還(hai)未(wei)完(wan)全(quan)沾(zhan)附(fu)在(zai)線(xian)路(lu)板(ban)上(shang),就(jiu)撤(che)離(li)焊(han)錫(xi)條(tiao),形(xing)成(cheng)的(de)焊(han)點(dian)質(zhi)量(liang)必(bi)然(ran)不(bu)高(gao),也(ye)不(bu)漂(piao)亮(liang)。可(ke)以(yi)在(zai)焊(han)錫(xi)前(qian)進(jin)行(xing)預(yu)熱(re)。適(shi)宜(yi)的(de)溫(wen)度(du)能(neng)幫(bang)助(zhu)焊(han)錫(xi)材(cai)料(liao)的(de)熔(rong)化(hua),具(ju)有(you)流(liu)動(dong)性(xing),就(jiu)能(neng)更(geng)好(hao)的(de)形(xing)成(cheng)焊(han)點(dian)。