實芯焊錫絲應注意哪些事項 ?
實芯焊錫噴濺極少,無殘留氣味,可用清水清洗,完全不含鹵素,是一種科學的焊劑配方,焊接率可達98%。實(shi)芯(xin)焊(han)錫(xi)絲(si)焊(han)時(shi)需(xu)加(jia)助(zhu)焊(han)劑(ji),選(xuan)用(yong)的(de)助(zhu)焊(han)劑(ji)應(ying)采(cai)用(yong)鬆(song)香(xiang)和(he)少(shao)量(liang)活(huo)化(hua)劑(ji)相(xiang)結(jie)合(he)的(de)方(fang)法(fa)。對(dui)焊(han)絲(si)來(lai)進(jin)行(xing)實(shi)芯(xin)焊(han)時(shi)的(de)溫(wen)度(du)控(kong)製(zhi)至(zhi)關(guan)重(zhong)要(yao),在(zai)焊(han)接(jie)過(guo)程(cheng)中(zhong)應(ying)盡(jin)量(liang)保(bao)證(zheng)用(yong)到(dao)焊(han)絲(si)的(de)熔(rong)點(dian)在(zai)50℃以下。在進行實芯錫絲焊接時,應準確地控製烙鐵頭的溫度,可根據焊件的規格、電烙鐵的特性和額定功率,選取不同的焊錫類型及焊絲的線型,以上所述溫度均不宜高於100℃。
實shi芯xin錫xi絲si來lai進jin行xing標biao準zhun規gui定ding焊han接jie時shi,用yong到dao的de線xian焊han錫xi稱cheng之zhi為wei鬆song香xiang芯xin錫xi絲si,或huo稱cheng之zhi為wei焊han錫xi絲si,進jin行xing焊han接jie時shi,需xu要yao用yong生sheng產chan廠chang家jia調tiao好hao的de標biao準zhun烙lao鐵tie頭tou來lai進jin行xing焊han接jie加jia工gong。一yi般ban市shi場chang上shang都dou有you假jia貨huo烙lao鐵tie頭tou出chu售shou,這zhe種zhong烙lao鐵tie頭tou的de孔kong徑jing大da小xiao不bu同tong,而er且qie使shi用yong的de套tao管guan厚hou度du也ye有you一yi定ding差cha別bie,因yin此ci在zai來lai進jin行xing實shi芯xin焊han錫xi絲si焊han接jie時shi,應ying盡jin量liang選xuan取qu合he適shi的de烙lao鐵tie頭tou,以yi確que保bao焊han接jie質zhi量liang的de正zheng常chang發fa揮hui。當dang氧yang化hua膜mo去qu除chu時shi,實shi芯xin錫xi絲si的de表biao麵mian活huo性xing也ye開kai始shi發fa揮hui作zuo用yong,能neng充chong分fen顯xian示shi被bei焊han接jie表biao麵mian的de表biao麵mian張zhang力li,保bao證zheng液ye態tai焊han料liao的de流liu動dong性xing和he伸shen展zhan性xing,同tong時shi還hai能neng保bao證zheng焊han錫xi料liao能neng保bao證zheng滲shen入ru每mei一yi個ge釺qian縫feng。
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