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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="s3vrnuv" 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>衢州助焊劑噴涂,助焊劑</p><p><span>***更新：</span>2020-11-20 17:20:39</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="2wxe7qa" 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: </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="a78tamt" class="page-proshow02"><p class="title">詳細說明</p><div id="fyac34v" class="box"><p><p style="text-indent:25px">【正盟環(huán)?！砍Ｓ玫暮噶?錫（Sn），是銀白色、有光澤、有延展性、呈脆性、在空氣中不易氧化的金屬，熔點為232℃。由于純錫，呈脆性，并且能與大多數(shù)金屬熔融形成合金，因此為了讓以錫為主的焊料具有韌性，同時降低熔點，必須與另外一種金屬熔融，以改善錫焊料的焊接性能。鉛（Pb），是青灰色、質(zhì)軟、密度大、有延展性、有毒性、在空氣中易氧化的金屬，熔點為327℃。但是鉛，是一種不錯的錫焊料添加料，當(dāng)與錫按比例熔融混合后，就得到常用的‘含鉛焊錫料’。這種‘含鉛錫焊料’，熔點變低，利于低溫焊接，能容易與大多數(shù)金屬結(jié)合（即：容易上焊料），并且價格低、導(dǎo)電性好、焊點可靠，衢州助焊劑噴涂。廠家直銷助焊劑，衢州助焊劑噴涂，批發(fā)價銷售，衢州助焊劑噴涂，可定制，歡迎選購。衢州助焊劑噴涂</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="衢州助焊劑噴涂,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520274873046/806821.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！棵馇逑粗竸?③可焊性：擴展率≥80% 可焊性與腐蝕性是相互矛盾的一對指標，為了使助焊劑具有一定的消除氧化物的能力，并且在預(yù)熱和焊接的整個過程中均能保持一定程度的活性，就必須包含某種酸。在免清洗助焊劑中用得多的是非水溶性醋酸系列，配方中可能還有胺、氨和合成樹脂，不同的配方會影響其活性和可靠性。不同的企業(yè)有不同的要求和內(nèi)部控制指標，但必須符合焊接質(zhì)量高和無腐蝕性的使用要求。助焊劑的活性通常是用pH值來衡量的，免清洗助焊劑的pH值應(yīng)控制在產(chǎn)品規(guī)定的技術(shù)條件范圍內(nèi)（各生產(chǎn)廠家的pH值略有不同）。 ④符合環(huán)保要求：無毒，無強烈刺激性氣味，基本不污染環(huán)境，操作安全。上海助焊劑危害助焊劑保證焊接過程順利進行，廠價直銷。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="衢州助焊劑噴涂,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520275449218/8342179.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！棵馇逑粗竸┑膬?yōu)越性 ①提高經(jīng)濟效益：實現(xiàn)免清洗后，相當(dāng)直接的就是不必進行清洗工作，因此可以大量節(jié)約清洗人工、設(shè)備、場地、材料（水、溶劑）和能源的消耗，同時由于工藝流程的縮短，節(jié)約了工時提高了生產(chǎn)效率。 ②提高產(chǎn)品質(zhì)量：由于免清洗技術(shù)的實施，要求嚴格控制材料的質(zhì)量，如助焊劑的腐蝕性能（不允許含有鹵化物）、元器件和印制電路板的可焊性等；在裝聯(lián)過程中，需要采用一些先進的工藝手段，如噴霧法涂敷助焊劑、在惰性氣體保護下焊接等。實施免清洗工藝，可避免清洗應(yīng)力對焊接組件的損傷，因此免清洗對提高產(chǎn)品質(zhì)量是極為有利的。 ③有利于環(huán)境保護：采用免清洗技術(shù)后，可停止使用ODS物質(zhì)，也大幅度地減少了揮發(fā)性有機物（VOC）的使用，從而對保護臭氧層具有積極作用。</p><p style="text-indent:25px">【正盟環(huán)?！康退上阈兔馇逑粗竸┦且环N專為用于機器焊接高級多層電路板的助焊劑。此類助焊劑助焊能力強，發(fā)泡性能好，不含鹵素，在焊接時產(chǎn)生的煙霧和其殘余物對焊料和裸銅無腐蝕性，在較高的預(yù)熱溫度100℃～130℃時得到狀態(tài)。因此，它是一種較理想的免清洗助焊劑，在板子上具有極高的表面絕緣阻抗以及快干的效果，板子的粘膩感亦可以減少到低的程度，能夠輕易地通過測試程序，適用于任何高0端線路板波峰焊、噴焊及手工焊。該助焊劑中溶劑既要對焊接表面具有良好的保護作用，又要有適當(dāng)?shù)酿ざ?。高沸點的醇保護效果較好，但黏度大、使用不便；低沸點的醇黏度低，但保護性差，因而可以考慮選擇混合醇的方法。有資料表明，乙醇、乙二醇、丙三醇和乙二醇丁醚的配比(質(zhì)量比)為2:8:8:1的混合溶劑效果上佳。買助焊劑，找正盟環(huán)保。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="衢州助焊劑噴涂,助焊劑" src="https://tyunfile.71360.com/UploadFile/zhengmenghuanbao1/637334520275830078/3192344.jpg"></div><p style="text-indent:25px">【正盟環(huán)?！棵馇逑吹膬?yōu)越性 ①提高經(jīng)濟效益：實現(xiàn)免清洗后，直接的就是不必進行清洗工作，因此可以大量節(jié)約清洗人工、設(shè)備、場地、材料（水、溶劑）和能源的消耗，同時由于工藝流程的縮短，節(jié)約了工時提高了生產(chǎn)效率。 ②提高產(chǎn)品質(zhì)量：由于免清洗技術(shù)的實施，要求嚴格控制材料的質(zhì)量，如助焊劑的腐蝕性能（不允許含有鹵化物）、元器件和印制電路板的可焊性等；在裝聯(lián)過程中，需要采用一些先進的工藝手段，如噴霧法涂敷助焊劑、在惰性氣體保護下焊接等。實施免清洗工藝，可避免清洗應(yīng)力對焊接組件的損傷，因此免清洗對提高產(chǎn)品質(zhì)量是極為有利的。 ③有利于環(huán)境保護：采用免清洗技術(shù)后，可停止使用ODS物質(zhì)，也大幅度地減少了揮發(fā)性有機物（VOC）的使用，從而對保護臭氧層具有積極作用。***環(huán)保級助焊劑生產(chǎn)加工，現(xiàn)貨批發(fā)。溫州助焊劑檢測</p><p style="text-indent:25px">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)團隊。衢州助焊劑噴涂</p><p style="text-indent:25px">【正盟環(huán)?！恐竸┳饔?助焊劑中的主要起作用成分是松香，松香在260攝氏度左右會被錫分解，因此錫槽溫度不要太高．助焊劑是一種促進焊接的化學(xué)物質(zhì)。在焊錫中，它是一種不可缺少的輔助材料，其作用極為重要。溶解焊母氧化膜在大氣中，被焊母材表面總是被氧化膜覆蓋著，其厚度大約為2×10-9～2×10-8m。在焊接時，氧化膜必然會阻止焊料對母材的潤濕，焊接就不能正常進行，因此必須在母材表面涂敷助焊劑，使母材表面的氧化物還原，從而達到消除氧化膜的目的。被焊母材再氧化母材在焊接過程中需要加熱，高溫時金屬表面會加速氧化，因此液態(tài)助焊劑覆蓋在母材和焊料的表面可防止它們氧化。衢州助焊劑噴涂</p><p style="text-indent:25px">杭州正盟環(huán)保工程有限公司總部位于順風(fēng)路528號2號樓南樓東向3層，是一家杭州正盟環(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。公司有同濟大學(xué)聯(lián)合實驗室、科研成果孵化基地。成產(chǎn)基地、工程中心和銷售中心組成，擁有多項自主知識產(chǎn)權(quán)和新型實用技術(shù)，多臺套先進生產(chǎn)、分析、檢測、計量設(shè)備，嚴格依照ISO090001:2000質(zhì)量保證體系運行。正盟公司以先進實用技術(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，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)驗業(yè)績。今后將繼續(xù)堅持技術(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，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。的公司。正盟環(huán)保擁有一支經(jīng)驗豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團隊，以高度的專注和執(zhí)著為客戶提供助焊劑，錫絲，錫條，錫膏。正盟環(huán)保致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對用戶產(chǎn)品上的貼心，為用戶帶來良好體驗。正盟環(huán)保創(chuàng)始人李兆香，始終關(guān)注客戶，創(chuàng)新科技，竭誠為客戶提供良好的服務(wù)。</p></p><br 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