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當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jzjc/">建筑、建材</a>?<a href="http://www.cdcfah.com/cp/second-jzjc_gntl/">功能涂料</a>?<a href="http://www.cdcfah.com/cp/third-gntl_fftl/">防腐涂料</a>?達(dá)克羅金屬制品批發(fā) 信息推薦常州捷邁特表面工程技術(shù)供應(yīng)</p><div id="fjgcuqd" class="leftbox clearfix"><h1>達(dá)克羅金屬制品批發(fā) 信息推薦常州捷邁特表面工程技術(shù)供應(yīng)</h1><div id="3jv83km" class="proBig"><div id="c7wizgs" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/13915042526/637333457642988281/7149056.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="q8uwn3i" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/13915042526/637333457642988281/7149056.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="azgxz3w" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>達(dá)克羅金屬制品批發(fā),達(dá)克羅</p><p><span>***更新：</span>2020-08-19 19:20:10</p><p><span id="click" >瀏覽次數(shù)：3次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="ysev8l3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">常州捷邁特表面工程技術(shù)有限公司</a></p><p><span>聯(lián)系人：</span>張建平</p><p><span>郵箱: </span>2228205437@qq.com</p><p><span>電話: </span>13806111697</p><p><span>傳真: </span>0519_89886107</p><p><span>網(wǎng)址: </span>http://www.jmtdacromet.com</p><p><span>手機(jī): </span>0519-89886107</p><p><span>地址: </span>昆侖路35號</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="3pbikw2" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="xlseqmt" class="box"><p><p style="text-indent:25px">達(dá)克羅不僅要考慮結(jié)構(gòu)設(shè)計(jì)和制造工藝，還要注意到裝配的工藝性，甚至環(huán)保及經(jīng)濟(jì)性的要求。下面根據(jù)上述因素簡要介紹一些緊固件常用的鍍層，以供緊固件從業(yè)人員參考。達(dá)克羅是商業(yè)緊固件常用的鍍層。它比較便宜，外觀也較好看，可以有黑色、軍綠色。然而，它的防腐性能一般，其防腐性能是鋅鍍（涂）層中較低的。一般電鍍鋅中性鹽霧試驗(yàn)在72小時(shí)之內(nèi)，也有采用特殊封閉劑，達(dá)克羅金屬制品批發(fā)，使得中性鹽霧試驗(yàn)達(dá)200小時(shí)以上，但價(jià)格貴，是一般鍍鋅的5~8倍。達(dá)克羅的緊固件在生產(chǎn)過程中，達(dá)克羅金屬制品批發(fā)，達(dá)克羅金屬制品批發(fā)，尤其是在鍍前的酸洗和隨后的電鍍過程中，表面吸收了氫原子，然后沉積的金屬鍍層也俘獲了氫原子。且就我們而言，具有比達(dá)克羅涂層更低的售價(jià)優(yōu)勢，因而具有更強(qiáng)勁的市場競爭力。達(dá)克羅金屬制品批發(fā)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="達(dá)克羅金屬制品批發(fā),達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457642988281/7149056.png"></div><p style="text-indent:25px">達(dá)克羅涂層主要由鱗片狀鋅片、鋁片以及無定形復(fù)合鉻酸鹽聚合物組成。與傳統(tǒng)的電鍍、熱浸鍍等工藝相比，達(dá)克羅涂層具有高耐腐蝕性、高耐熱性、捂氫脆與環(huán)境友好等有點(diǎn)。達(dá)克羅圖層的交錯(cuò)疊層結(jié)構(gòu)本身就是一個(gè)非常有效的機(jī)械阻擋層，而且絮狀無定形的鉻酸鹽聚合物填塞在金屬片之間，極大減少了涂層的空隙率，使涂層更為致密。此外，鋅的腐蝕產(chǎn)物與空氣中的二氧化碳反應(yīng)，生成不溶于水的碳酸鋅，不斷恢復(fù)其機(jī)械阻擋功能。因此，達(dá)克羅涂層能在零件表面形成良好的機(jī)械屏蔽層，使介質(zhì)很難找到進(jìn)入金屬基體的通道。寧波達(dá)克羅廠商達(dá)克羅起主要防腐作用的為涂層的整體鈍化功能。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="達(dá)克羅金屬制品批發(fā),達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457835185547/6132357.png"></div><p style="text-indent:25px">達(dá)克羅處理主要是根據(jù)裝配的位置及其使用的環(huán)境而定。許多汽車、飛機(jī)零件已被指定必須進(jìn)行達(dá)克羅處理。我們以前一直從外面進(jìn)口達(dá)克羅原液，價(jià)格昂貴，由于可以用于**，近幾年西方地區(qū)對我們實(shí)行禁售。面對這種嚴(yán)峻的形勢，加大我們對達(dá)克羅技術(shù)的研發(fā)勢在必行。達(dá)克羅涂層具有更耐久的防腐蝕性能、耐高溫及耐磨性能。且就我們而言，具有比達(dá)克羅涂層更低的售價(jià)優(yōu)勢，因而具有更強(qiáng)勁的市場競爭力。該技術(shù)成果在高溫防腐涂層領(lǐng)域?qū)儆谑澜缟鲜菍儆?*空白，解決了材料、設(shè)備在高溫等嚴(yán)酷環(huán)境下的腐蝕難題，突破了西方地區(qū)長久以來在該領(lǐng)域?qū)ξ覀兊募夹g(shù)封鎖。</p><p style="text-indent:25px">各種金屬表面涂層使用達(dá)克羅技術(shù)，也是必要的。一是因?yàn)樵婂兗牢g性差，易生銹；防熱腐蝕性差，易變形；涂層表面穩(wěn)定性差，易氫脆；二是因?yàn)檫_(dá)克羅技術(shù)克服了電鍍的這些缺點(diǎn)，可以做到十年以上不生銹，可以適應(yīng)用戶的要求，適應(yīng)出口產(chǎn)品的要求。對于個(gè)別要求高的零件，如汽車、摩托車、航天航空，公路橋梁、電器電子等要求高的零件，電鍍技術(shù)是無法滿足的，只能用達(dá)克羅技術(shù)才能解決，這是電鍍無法比擬的。達(dá)克羅技術(shù)的產(chǎn)生，是當(dāng)今世界金屬表面處理的高新技術(shù)，被**們譽(yù)為金屬表面處理行業(yè)中具有劃時(shí)代意義的**性產(chǎn)品和綠色工程。使用達(dá)克羅的基體材料主要是鋼鐵和有色金屬。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="達(dá)克羅金屬制品批發(fā),達(dá)克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457878310547/5782900.png"></div><p style="text-indent:25px">無鉻達(dá)克羅是指采用非鉻酸金屬鹽作為鈍化劑，鈍化超薄片狀鋅鋁粉的達(dá)克羅涂料。無鉻達(dá)克羅有兩個(gè)發(fā)展方向，水性無鉻達(dá)克羅和溶劑型無鉻達(dá)克羅。水性無鉻達(dá)克羅是以片狀鋅鋁粉、鉬酸鹽等鈍化劑和去離子水為主要成分的，不含六價(jià)鉻的新型防腐涂料。溶劑型無鉻達(dá)克羅是以片狀鋅鋁粉，樹脂和助劑等為成膜物質(zhì)的防腐涂料。達(dá)克羅處理后表面黃色，黃色是較后一道涂覆的時(shí)候用的面涂，并非達(dá)克羅涂料，所以這層比較容易褪掉，但達(dá)克羅本身是高防腐的，所以里層的達(dá)克羅涂層是不會存在什么問題的！達(dá)克羅工藝采用浸漬等方式，不存在電鍍過程中均涂能力和深度能力不好的問題。南通達(dá)克羅</p><p style="text-indent:25px">達(dá)克羅為鋅粉固態(tài)冶金熱擴(kuò)散涂層。達(dá)克羅金屬制品批發(fā)</p><p style="text-indent:25px">涂覆過鋅鉻膜（達(dá)克羅）涂層的工件，從理論上講其耐蝕性要比電鍍鋅好，但在實(shí)際應(yīng)用中發(fā)現(xiàn)，部分緊固件在使用不久發(fā)現(xiàn)出現(xiàn)點(diǎn)蝕，仔細(xì)分析了工件的制作過程，沒發(fā)現(xiàn)明顯的不足之處，經(jīng)過對大量出現(xiàn)問題的工件的統(tǒng)計(jì)分析，發(fā)現(xiàn)出現(xiàn)銹點(diǎn)的位置絕大部分在工件的尖角處，但并不是所有的尖角處均會出現(xiàn)銹點(diǎn)。經(jīng)對比，結(jié)論是工件在運(yùn)輸過程中，由于振動(dòng)和摩擦，尖角處的涂層較容易被破壞，這也解釋了為什么未經(jīng)運(yùn)輸?shù)墓ぜ谧鼷}霧試驗(yàn)時(shí)，其尖角處的耐蝕性仍是很好。為了解決這一問題，主要還是從涂層的完整性方面去動(dòng)腦筋。達(dá)克羅金屬制品批發(fā)</p><p style="text-indent:25px">常州捷邁特表面工程技術(shù)有限公司成立于2004-12-09，是一家生產(chǎn)型的公司。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個(gè)細(xì)節(jié)，公司旗下[ "無鉻水性鋅鋁涂料", "智能化自動(dòng)化各類涂裝設(shè)備", "達(dá)克羅涂覆設(shè)備", "清洗設(shè)備" ]深受客戶的喜愛。公司秉持誠信為本的經(jīng)營理念，在機(jī)械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為**，發(fā)揮人才優(yōu)勢，打造機(jī)械及行業(yè)設(shè)備質(zhì)量品牌。截止當(dāng)前，我公司年?duì)I業(yè)額度達(dá)到2000-3000萬元，爭取在一公分的領(lǐng)域里做出一公里的深度。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/971103.html</p></div></div></div></div></div><div id="o2ykw2x" class="page-right 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