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href="http://m.cdcfah.com/">首頁?<a href="http://m.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://m.cdcfah.com/cp/first-_huanbao/">環(huán)保</a>?<a href="http://m.cdcfah.com/cp/second-huanbao_xifuji/">吸附劑</a>?<a href="http://m.cdcfah.com/cp/third-xifuji_qitaxifuji/">其他吸附劑</a>?江蘇助焊劑特性真誠推薦杭州正盟環(huán)保工程供應(yīng)</p><div id="xpro8bs" class="leftbox clearfix"><h1>江蘇助焊劑特性真誠推薦杭州正盟環(huán)保工程供應(yīng)</h1><div id="g3gryaq" class="proBig"><div id="shj278g" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520274873046/806821.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="crtipgn" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520274873046/806821.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="7tvcpbs" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江蘇助焊劑特性,助焊劑</p><p><span>***更新：</span>2020-08-21 23:16:50</p><p><span id="click" >瀏覽次數(shù)：6次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ic2i4qh" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">杭州正盟環(huán)保工程有限公司</a></p><p><span>聯(lián)系人：</span>李先生</p><p><span>郵箱: </span></p><p><span>電話: </span>13771706346</p><p><span>傳真: </span>0571_</p><p><span>網(wǎng)址: </span>http://www.hzzmhbgc.com</p><p><span>手機(jī): </span>0571-88117763</p><p><span>地址: </span>順風(fēng)路528號2號樓南樓東向3層</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="ztfroah" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="gvxpbsp" class="box"><p><p style="text-indent:25px">【正盟環(huán)?！恐竸┑姆N類很多，大體上可分為有機(jī)、無機(jī)和樹脂三大系列。 2、有機(jī)：有機(jī)系列助焊劑的助焊作用介于無機(jī)系列助焊劑和樹脂系列助焊劑之間，它也屬于酸性、水溶性焊劑，江蘇助焊劑特性。含有有機(jī)酸的水溶性焊劑以乳酸、檸檬酸為基礎(chǔ)，由于它的焊接殘留物可以在被焊物上保留一段時間而無嚴(yán)重腐蝕。所以，江蘇助焊劑特性，可以用在電子設(shè)備的裝聯(lián)中，但是通常不用在SMT的焊膏中，因?yàn)樗鼪]有松香焊劑的粘稠性。 3、樹脂：在電子產(chǎn)品的焊接中使用比例較大的是樹脂型助焊劑。由于它只能溶解于有機(jī)溶劑，故又稱為有機(jī)溶劑助焊劑，其主要成分是松香，江蘇助焊劑特性。松香助焊劑有液態(tài)、糊狀和固態(tài)三種形態(tài)，固態(tài)的助焊劑適用于烙鐵焊，液態(tài)和糊狀的助焊劑分別適用于波峰焊。松香為單體時，化學(xué)活性較弱，對促進(jìn)焊料的潤濕往往不夠充分，所以需要添加少量的活性劑，以便提高它的活性。廠家成本價銷售出廠價批發(fā)環(huán)保助焊劑。江蘇助焊劑特性</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇助焊劑特性,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520274873046/806821.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！繉τ谑褂脧S商來說，因?yàn)橹竸┑某煞菔菦]有辦法做出測試的.如果要想了解助焊劑溶劑是否揮發(fā)，可以簡單的從比重上測量,如果比重增大很多，就可以斷定溶劑有所揮發(fā).選擇助焊劑時，有以下幾點(diǎn)建議給使用廠商：一、聞氣味初步斷定是用何種溶劑如甲醇味道比較小但很嗆，異丙醇味道比較重一些，乙醇就有醇香味，雖然說供應(yīng)商也可能用混合溶劑，但要求供應(yīng)商提供成份報告，一般他們還是會提供的；但是，異丙醇的價格大概是甲醇的3-4倍，如果和供應(yīng)商壓價的厲害，可能這里面的東西就不好說了二、確定樣品這也是很多廠商選擇助焊劑的根本的方法，在確認(rèn)樣品時，應(yīng)要求供應(yīng)商提供相關(guān)參數(shù)報告，并與樣品對照，如樣品確認(rèn)OK，后續(xù)交貨時應(yīng)按原有參數(shù)對照，出現(xiàn)異常時應(yīng)檢查比重，酸度值等,助焊劑的發(fā)煙量也是很重要的一個指標(biāo)。三、助焊劑市場是良莠不齊，選擇時對供應(yīng)商的資質(zhì)應(yīng)該進(jìn)行確切了解，如有必要可以去廠商去看廠，如果是不正規(guī)的焊劑廠商，是很怕這一套的。南京助焊劑要求買助焊劑，找杭州正盟環(huán)保工程有限公司！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇助焊劑特性,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520275751953/4246134.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！恐竸┏煞?近幾十年來，在電子產(chǎn)品生產(chǎn)錫焊工藝過程中，一般多使用主要由松香、樹脂、含鹵化物的活性劑、添加劑和有機(jī)溶劑組成的松香樹脂系助焊劑.這類助焊劑雖然可焊性好，成本低，但焊后殘留物高.其殘留物含有鹵素離子，會逐步引起電氣絕緣性能下降和短路等問題，要解決這一問題，必須對電子印制板上的松香樹脂系助焊劑殘留物進(jìn)行清洗.這樣不但會增加生產(chǎn)成本，而且清洗松香樹脂系助焊劑殘留的清洗劑主要是氟氯化合物.這種化合物是大氣臭氧層的損耗物質(zhì)，屬于禁用和被淘汰之列.仍有不少公司沿用的工藝是屬于前述采用松香樹指系助焊劑焊錫再用清洗劑清洗的工藝，效率較低而成本偏高。</p><p style="text-indent:25px">【正盟環(huán)?！恐竸┓N類電子產(chǎn)品的組裝與維修中常用的有松香、松香混合焊劑、焊膏和鹽酸等軟焊劑，在不同的場合應(yīng)根據(jù)不同的焊接工件進(jìn)行選用。助焊劑的種類繁多，一般可分為無機(jī)系列、有機(jī)系列和樹脂系列。無機(jī)系列助焊劑無機(jī)系列助焊劑的化學(xué)作用強(qiáng)，助焊性能非常好，但腐蝕作用大，屬于酸性焊劑。因?yàn)樗芙庥谒?，故又稱為水溶性助焊劑，它包括無機(jī)酸和無機(jī)鹽2類。含有無機(jī)酸的助焊劑的主要成分是鹽酸、氫氟酸等，含有無機(jī)鹽的助焊劑的主要成分是氯化鋅、氯化銨等，它們使用后必須立即進(jìn)行非常嚴(yán)格的清洗，因?yàn)槿魏螝埩粼诒缓讣系柠u化物都會引起嚴(yán)重的腐蝕。這種助焊劑通常只用于非電子產(chǎn)品的焊接，在電子設(shè)備的裝聯(lián)中嚴(yán)禁使用這類無機(jī)系列的助焊劑。杭州正盟環(huán)保工程有限公司有好的產(chǎn)品和專業(yè)的銷售和技術(shù)團(tuán)隊(duì)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江蘇助焊劑特性,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520274472656/4640738.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！克上愫秃稿a膏兩者有何分別？無機(jī)助焊劑一般是某些酸或者鹽，比如正磷酸H3PO4，有機(jī)助焊劑主要是某些有機(jī)酸或者有機(jī)鹵素；相對來說，無機(jī)助焊劑活性相當(dāng)強(qiáng)，去除氧化膜效果較好，但腐蝕性也強(qiáng)，很容易傷及金屬及焊點(diǎn)，一般不能在焊接電子產(chǎn)品中運(yùn)用。焊錫膏就是用機(jī)油乳化后的無機(jī)焊劑，焊接后可用溶劑清洗，不過電路板的有些部位是很難清洗的，所以一般不推薦運(yùn)用焊錫膏。有機(jī)助焊劑活性僅次于無機(jī)助焊劑，也有一定的腐蝕性，且殘?jiān)灰浊逑?，揮發(fā)物對人體有害。松香的主要成份是松香酸和海松酸，一般成中性，液態(tài)松香有一定活性，呈現(xiàn)較弱的酸性，能與金屬表面氧化物發(fā)生反應(yīng)，生成松香酸銅等化合物，并懸浮在焊錫表面，且運(yùn)用的時候無腐蝕，絕緣性強(qiáng)。一般說來，松香是常用的助焊劑。浙江廠家直銷助焊劑，質(zhì)量環(huán)保助焊劑。深圳助焊劑生產(chǎn)</p><p style="text-indent:25px">熱誠歡迎各界朋友前來參觀、考察、治談業(yè)務(wù)。江蘇助焊劑特性</p><p style="text-indent:25px">【正盟環(huán)保】無松香型免清洗助焊劑是采用無鹵素、無松香和合成樹脂以及新型活性劑的體系。無松香、無鹵素的免清洗型助焊劑主要由活化劑、溶劑、成膜物和抗氧化熱穩(wěn)定劑組成。溶劑選用高沸點(diǎn)醇和低沸點(diǎn)醇的混合物；活化劑選用有機(jī)酸和有機(jī)胺的混合物；成膜物選用合成高分子樹脂材料，這類物質(zhì)具有良好的電氣性能，常溫下起保護(hù)膜作用不顯活性，在200℃~300℃的焊接溫度下顯示活性。硅改性丙烯酸樹脂具有無腐蝕、防潮及三防性能優(yōu)異的特點(diǎn)，可將其作為成膜劑。另外選用抗氧化熱穩(wěn)定劑對苯二酚、保護(hù)劑苯駢三氮唑作為輔助成分。如以已二酸、癸二酸、苯駢三氮唑?yàn)榛钚猿煞?，乙二醇單丁醚、乙醇、異丁醇為溶劑，美國托馬思兩性活性劑、碳氟離子表面活性劑、快速滲透劑OT為特殊成分的低固含量免清洗助焊劑。江蘇助焊劑特性</p><p style="text-indent:25px">杭州正盟環(huán)保工程有限公司坐落在順風(fēng)路528號2號樓南樓東向3層，是一家專業(yè)的杭州正盟環(huán)保工程有限公司成立于1992年，坐落于杭州錢江經(jīng)濟(jì)開發(fā)區(qū)。多年公司秉承“誠信、創(chuàng)新、品質(zhì)、分享”的企業(yè)理念，依托區(qū)位、研發(fā)、生產(chǎn)、營銷等相對優(yōu)勢，致力于“產(chǎn)、學(xué)、研”相結(jié)合和科研成果的轉(zhuǎn)化，先后與同濟(jì)大學(xué)環(huán)境科學(xué)與工程學(xué)院、原化工部成都研究所等學(xué)術(shù)機(jī)構(gòu)建立技術(shù)合作關(guān)系，在電子化學(xué)、環(huán)境功能材料等領(lǐng)域成績斐然。公司有同濟(jì)大學(xué)聯(lián)合實(shí)驗(yàn)室、科研成果孵化基地。成產(chǎn)基地、工程中心和銷售中心組成，擁有多項(xiàng)自主知識產(chǎn)權(quán)和新型實(shí)用技術(shù)，多臺套先進(jìn)生產(chǎn)、分析、檢測、計量設(shè)備，嚴(yán)格依照ISO090001:2000質(zhì)量保證體系運(yùn)行。正盟公司以先進(jìn)實(shí)用技術(shù)、質(zhì)量穩(wěn)定的產(chǎn)品和及時質(zhì)量的服務(wù)在業(yè)界廣受贊譽(yù)，產(chǎn)品廣泛應(yīng)用于電子、通訊、信息、航空航天、醫(yī)藥、石化等領(lǐng)域，取得良好市場反響和經(jīng)驗(yàn)業(yè)績。今后將繼續(xù)堅(jiān)持技術(shù)創(chuàng)新、品質(zhì)提升和優(yōu)化市場響應(yīng)，竭力為客戶帶來嶄新體驗(yàn)，不斷為客戶提供質(zhì)量產(chǎn)品。竭誠歡迎新老客戶和社會各界朋友蒞臨我司參觀考察，指導(dǎo)交流，期待與您攜手、共創(chuàng)輝煌明天。公司。公司目前擁有11~50人員工，為員工提供廣闊的發(fā)展平臺與成長空間，為客戶提供高質(zhì)高速的產(chǎn)品服務(wù)，深受員工與客戶好評。誠實(shí)、守信是對企業(yè)的經(jīng)營要求，也是我們做人的基本準(zhǔn)則。公司致力于打造***的[ 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