焊錫絲和焊錫條的特點 - 綠誌島—領先綠色科技
本文來自專業焊錫廠綠誌島焊錫金屬有限公司
在焊錫材料中,所有的焊錫材料分為三大類,應用較多也是最廣的是焊錫條和焊錫絲。而不管是焊錫條還是焊錫絲都又分為兩種,有鉛和無鉛。
有鉛焊錫條主要是由錫和鉛組成的合金,熔點在183℃。無鉛焊錫條主(zhu)要(yao)是(shi)有(you)錫(xi)銅(tong)合(he)金(jin)製(zhi)成(cheng),無(wu)鉛(qian)焊(han)錫(xi)條(tiao)又(you)叫(jiao)環(huan)保(bao)焊(han)錫(xi)條(tiao)。有(you)鉛(qian)焊(han)錫(xi)絲(si)和(he)無(wu)鉛(qian)焊(han)錫(xi)絲(si)物(wu)理(li)性(xing)質(zhi)差(cha)不(bu)多(duo)。焊(han)錫(xi)絲(si)使(shi)用(yong)方(fang)法(fa)都(dou)是(shi)先(xian)將(jiang)固(gu)態(tai)焊(han)錫(xi)絲(si)熔(rong)化(hua)成(cheng)液(ye)態(tai),再(zai)冷(leng)卻(que)凝(ning)固(gu)成(cheng)固(gu)態(tai),達(da)到(dao)焊(han)錫(xi)的(de)效(xiao)果(guo)。
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