本文來自專業焊錫廠綠誌島焊錫金屬有限公司 2015-9-10
無鉛焊錫絲在(zai)焊(han)接(jie)時(shi)需(xu)要(yao)注(zhu)意(yi)些(xie)什(shen)麼(me)呢(ne),當(dang)然(ran)是(shi)一(yi)些(xie)影(ying)響(xiang)很(hen)大(da)的(de)因(yin)素(su),比(bi)如(ru)溫(wen)度(du),焊(han)接(jie)角(jiao)度(du)以(yi)及(ji)清(qing)潔(jie)度(du)等(deng)。具(ju)體(ti)詳(xiang)情(qing)聽(ting)綠(lv)誌(zhi)島(dao)焊(han)錫(xi)廠(chang)小(xiao)編(bian)慢(man)慢(man)道(dao)來(lai)。手(shou)工(gong)焊(han)錫(xi)技(ji)術(shu)中(zhong),無鉛焊錫絲yeshichangyongdehanxicailiao,ruguoshiyongputongdedianlaotiejiudabudaowanquanwuqiandeyaoqiu,suoyishiyongwuqianhanxisijinxingshougonghanxishi,shiyonghengwendianlaotie,anquanhuanbaoyoubaozhenglewendudewendingxing。ranerbutonghanxichengfendewuqianhanxisi,hanxirongdianbutong,zaihanjieshidezuishiyidewenduyebuxiangtong。

焊han接jie溫wen度du為wei什shen麼me要yao適shi宜yi,如ru果guo溫wen度du設she置zhi得de較jiao低di會hui大da大da影ying響xiang焊han錫xi絲si的de流liu動dong性xing,也ye就jiu是shi說shuo無wu鉛qian焊han錫xi絲si沒mei有you完wan全quan熔rong化hua,呈cheng現xian熔rong融rong狀zhuang態tai,這zhe種zhong狀zhuang態tai的de焊han錫xi絲si根gen本ben焊han不bu出chu有you質zhi量liang的de焊han點dian來lai。如ru果guo焊han錫xi溫wen度du過guo高gao,很hen可ke能neng就jiu會hui燒shao傷shang電dian路lu板ban,如ru果guo焊han件jian都dou被bei燙tang壞huai了le,電dian路lu無wu法fa正zheng常chang導dao通tong,焊han點dian漂piao亮liang又you好hao,也ye沒mei什shen麼me用yong了le。那na要yao如ru何he發fa現xian焊han錫xi溫wen度du過guo高gao呢ne,如ru果guo在zai焊han錫xi過guo程cheng中zhong有you冒mao白bai煙yan或huo者zhe板ban麵mian上shang出chu現xian白bai粉fen,板ban麵mian失shi去qu光guang澤ze,就jiu可ke以yi判pan斷duan焊han錫xi溫wen度du過guo高gao了le。
無鉛焊錫絲在進行焊接時,要同時觸碰到焊腳和焊盤,此時烙鐵頭一般傾斜45度du角jiao,這zhe樣yang更geng便bian利li於yu焊han錫xi絲si的de焊han接jie。如ru果guo說shuo電dian路lu板ban受shou熱re能neng力li弱ruo,那na麼me就jiu要yao適shi當dang調tiao整zheng烙lao鐵tie頭tou的de傾qing斜xie角jiao度du,烙lao鐵tie頭tou與yu電dian路lu板ban的de接jie觸chu麵mian就jiu要yao盡jin量liang的de減jian少shao,接jie觸chu時shi間jian也ye要yao盡jin可ke能neng縮suo短duan,快kuai速su完wan成cheng焊han錫xi絲si的de焊han接jie。
無wu鉛qian焊han錫xi絲si在zai焊han接jie前qian,需xu要yao進jin行xing清qing潔jie,建jian議yi使shi用yong半ban濕shi的de海hai綿mian,要yao幹gan淨jing清qing潔jie的de海hai綿mian。無wu鉛qian焊han錫xi絲si與yu被bei焊han物wu接jie觸chu時shi可ke以yi輕qing輕qing壓ya一yi下xia,不bu至zhi於yu會hui使shi熱re傳chuan導dao損sun傷shang被bei焊han件jian。焊han接jie溫wen度du在zai300℃以下時,無鉛焊錫絲的液態表麵非常平滑,潤濕時間也短,比一般焊錫材料的擴展率都要大。

由於無鉛焊錫絲的抗氧化性強,焊點光亮,適合於PCB的波峰焊和熱浸焊。無鉛焊錫絲在450℃時(shi),呈(cheng)銀(yin)白(bai)色(se)熔(rong)液(ye)狀(zhuang)態(tai),出(chu)渣(zha)量(liang)也(ye)是(shi)極(ji)少(shao)的(de),這(zhe)就(jiu)反(fan)映(ying)出(chu)了(le)無(wu)鉛(qian)焊(han)錫(xi)絲(si)質(zhi)量(liang)的(de)優(you)良(liang),此(ci)時(shi)特(te)別(bie)適(shi)用(yong)於(yu)各(ge)種(zhong)變(bian)壓(ya)器(qi)製(zhi)造(zao)的(de)自(zi)熔(rong)漆(qi)包(bao)線(xian)的(de)搪(tang)錫(xi)。
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綠誌島焊錫廠免責聲明:
綠(lv)誌(zhi)島(dao)焊(han)錫(xi)廠(chang)發(fa)布(bu)的(de)新(xin)聞(wen)資(zi)料(liao)除(chu)原(yuan)創(chuang)外(wai),有(you)部(bu)分(fen)是(shi)從(cong)網(wang)絡(luo)中(zhong)收(shou)集(ji)得(de)到(dao)的(de),版(ban)權(quan)歸(gui)原(yuan)作(zuo)者(zhe)及(ji)原(yuan)網(wang)站(zhan)所(suo)有(you)。綠(lv)誌(zhi)島(dao)焊(han)錫(xi)廠(chang)承(cheng)諾(nuo)會(hui)盡(jin)可(ke)能(neng)注(zhu)明(ming)信(xin)息(xi)來(lai)源(yuan),部(bu)分(fen)資(zi)源(yuan)因(yin)操(cao)作(zuo)上(shang)的(de)原(yuan)因(yin)可(ke)能(neng)丟(diu)失(shi)了(le)原(yuan)有(you)信(xin)息(xi),敬(jing)請(qing)原(yuan)作(zuo)者(zhe)諒(liang)解(jie),若(ruo)您(nin)對(dui)綠(lv)誌(zhi)島(dao)焊(han)錫(xi)廠(chang)所(suo)載(zai)的(de)文(wen)章(zhang)資(zi)訊(xun)的(de)版(ban)權(quan)歸(gui)屬(shu)有(you)異(yi)議(yi),請(qing)立(li)即(ji)告(gao)知(zhi)綠(lv)誌(zhi)島(dao)焊(han)錫(xi)廠(chang),綠(lv)誌(zhi)島(dao)會(hui)尊(zun)重(zhong)您(nin)的(de)意(yi)見(jian)進(jin)行(xing)刪(shan)除(chu),同(tong)時(shi)向(xiang)您(nin)予(yu)以(yi)致(zhi)歉(qian)。
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