低溫
焊錫條的(de)焊(han)料(liao)中(zhong)如(ru)果(guo)殘(can)留(liu)的(de)金(jin)屬(shu)量(liang)超(chao)過(guo)一(yi)定(ding)量(liang)時(shi),就(jiu)會(hui)降(jiang)低(di)焊(han)錫(xi)條(tiao)的(de)活(huo)性(xing)程(cheng)度(du),還(hai)會(hui)發(fa)生(sheng)潤(run)濕(shi)不(bu)良(liang)。潤(run)濕(shi)不(bu)良(liang)是(shi)指(zhi)焊(han)接(jie)過(guo)程(cheng)中(zhong)焊(han)料(liao)和(he)基(ji)板(ban)焊(han)區(qu)之(zhi)間(jian),經(jing)過(guo)浸(jin)潤(run)後(hou)金(jin)屬(shu)間(jian)不(bu)發(fa)生(sheng)反(fan)應(ying),從(cong)而(er)造(zao)成(cheng)漏(lou)焊(han)。如(ru)果(guo)有(you)氣(qi)體(ti)存(cun)在(zai)於(yu)基(ji)板(ban)表(biao)麵(mian),也(ye)會(hui)很(hen)容(rong)易(yi)發(fa)生(sheng)這(zhe)樣(yang)的(de)問(wen)題(ti),所(suo)以(yi)焊(han)錫(xi)條(tiao)在(zai)焊(han)接(jie)時(shi)除(chu)了(le)要(yao)選(xuan)擇(ze)合(he)適(shi)的(de)焊(han)接(jie)工(gong)藝(yi),對(dui)焊(han)接(jie)基(ji)板(ban)和(he)元(yuan)器(qi)件(jian)表(biao)麵(mian)都(dou)要(yao)做(zuo)好(hao)清(qing)潔(jie),還(hai)要(yao)選(xuan)擇(ze)合(he)適(shi)的(de)焊(han)錫(xi)材(cai)料(liao),製(zhi)定(ding)合(he)理(li)的(de)焊(han)錫(xi)溫(wen)度(du)。
焊han接jie器qi件jian表biao麵mian的de汙wu染ran是shi造zao成cheng低di溫wen焊han錫xi條tiao漏lou焊han的de主zhu要yao原yuan因yin,也ye有you可ke能neng是shi焊han件jian表biao麵mian生sheng成cheng了le金jin屬shu氧yang化hua膜mo,阻zu礙ai了le焊han錫xi條tiao的de焊han錫xi。比bi如ru銀yin金jin屬shu表biao麵mian有you硫liu化hua物wu,錫xi的de表biao麵mian有you氧yang化hua物wu等deng都dou會hui產chan生sheng這zhe樣yang的de不bu良liang。超chao大da規gui模mo集ji成cheng電dian路lu和he多duo層ceng印yin製zhi板ban在zai電dian子zi產chan品pin中zhong應ying用yong越yue來lai越yue廣guang泛fan,對dui印yin製zhi電dian路lu板ban的de焊han錫xi要yao求qiu也ye越yue來lai越yue高gao,為wei了le保bao證zheng產chan品pin的de高gao質zhi量liang,必bi須xu使shi用yong波bo峰feng焊han焊han錫xi技ji術shu。
bofenghanhanxijishuzhongyouhenzhongyaodeyidaogongxujiushiyinzhibandeqingxi。daduoshudehanxichangjiadoushiyongsongxiangxingzhuhanji,namehanxiwanchenghoujiubixuduiyinzhibanjinxingqingxi。ruguonengtuiguangpubianshiyongmianqingxizhuhanjijiukeyijieshengshebei、節省能源和人力,提高生產效率,降低成本,好處多多。對焊錫行業將來的發展也大有裨益。