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>瀏覽次數(shù)：10次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="k2ej7pr" 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: </span>0519-89886107</p><p><span>地址: </span>昆侖路35號</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="74elnz8" class="page-proshow02"><p class="title">詳細說明</p><div id="rszoqxu" class="box"><p><p style="text-indent:25px">戶外長期使用的緊固螺栓防腐鍍層，達克羅涂覆采用熱浸鍍鋅或機械鍍鋅，并規(guī)范有鋅鍍層重防腐的含鋅量。所以規(guī)范戶外大氣長期防腐蝕條件，對于緊固件機械鍍鋅厚鍍層的應用，要比達克羅處理涂層的應用更為適合。在我們的日常生活中，機械設備的使用非常普遍，其中許多都使用達克羅噴涂技術，昆山達克羅表面處理。達克羅的普遍應用不僅可以處理鋼，鐵，鋁合金，還可以處理燒結金屬，適用于各個行業(yè)的達克羅。達克羅性能特點：達克羅技術與傳統(tǒng)的電鍍鋅、熱浸鋅技術相比有如下優(yōu)點：超常的耐蝕性。鋅的受控電化學保護作用，鋅、鋁片的屏蔽效應以及鉻酸鹽的自我修復作用使得達克羅涂層具有很高的耐蝕性，達克羅涂層中性鹽霧試驗時，需要100小時左右才能腐蝕掉涂層1um，昆山達克羅表面處理，比傳統(tǒng)的鍍鋅處理耐腐蝕性提高7-10倍，中性鹽霧試驗時間可長達1000小時以上，有的甚至更高，這是電鍍鋅和熱浸鋅層無法達到的。達克羅涂層的導電性能不是太好，昆山達克羅表面處理，因此不宜用于導電連接的零件，如電器的接地螺栓等。昆山達克羅表面處理</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆山達克羅表面處理,達克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457835185547/6132357.png"></div><p style="text-indent:25px">近五、六年國內(nèi)陸續(xù)有22條生產(chǎn)線被引進，使達克羅涂層技術得到推廣，呈燎原之勢。引進達克羅涂層技術的目的，提高產(chǎn)品質(zhì)量達克羅涂層技術與鍍鋅技術比較，是一項耐蝕性好、無氫脆、無污梁的綠色工藝，1987年10月美國軍方頒布了以《浸入鋅片/鉻酸鹽分散涂層》冠名的軍標《MIL-C-87115A》。使此項技術在陸、海、空軍裝備上普遍應用。然而，產(chǎn)品銹蝕卻是長期困擾國內(nèi)很多企業(yè)的難題。產(chǎn)品尚未出廠，經(jīng)過淋雨試驗后螺釘就銹得不像樣，必須換新后才能出廠。即便后來改成不銹鋼螺釘也沒從根本上解決問題。泰州達克羅金屬表面處理目前使用達克羅技術成本是要比電鍍成本高一些，但是深入地進行一下經(jīng)濟分析還是合算。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆山達克羅表面處理,達克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457745166016/762642.png"></div><p style="text-indent:25px">鋅鉻膜（達克羅）涂層本身的強度并不高，硬度只有1H，為了保持涂層的完整性，一則可以改變涂層的配方，增加塑性，這點對于一般的用戶是無法做到的，對于鋅鉻膜（達克羅）涂料供應商來講，他輕易也不愿更改配方。另一方法是在鋅鉻膜（達克羅）涂層之上再加上一層保護涂層，用以維持涂層在運輸過程中的完整性?？刹捎玫耐繉硬簧?，經(jīng)過篩選，我們使用了水性防腐封閉劑，其優(yōu)點是價格低廉，使用后增加成本不多。水性防腐封閉劑的母液，可按1︰4的比例配制成工作液，每公斤涂液可涂覆10m2左右的面積，并能提高涂層整體防腐性能。另一種可選用的鋅鉻膜（達克羅）涂層增強涂料是聚四氟乙烯，在工作涂覆了鋅鉻膜（達克羅）固化后再上一層聚四氟乙烯涂料，然后進爐250℃下固化，其成本要比水性防腐封閉劑高，但涂覆了聚四氟乙烯的工件，其尖角處的防腐能力得到了很好的保證，圓滿地解決了本問題。</p><p style="text-indent:25px">在整個產(chǎn)品的生產(chǎn)中，我們也需要看看大賢有什么樣的想法。如果我們想要改進這個產(chǎn)品的技術，我們需要在生產(chǎn)成本上投入很多。此外，在良好的生產(chǎn)理念下，管理還需要改進。如果一個廠家不注重良好的管理，自然會使生產(chǎn)人員沒有良好的責任感。在這種情況下，改進這一進程是不可能的。對于達克羅的生產(chǎn)工藝，我們必須熟悉，現(xiàn)在有專門的涂料清洗設備對達克羅的加工，這項技術已經(jīng)在我們的生活中發(fā)揮了重要的作用。在達克羅加工過程中，達克羅在汽車應用方面的優(yōu)勢?，F(xiàn)在汽車已經(jīng)成為我們的日常出行必不可少的工具，汽車經(jīng)過這么多年的發(fā)展，已經(jīng)取得了不小的成就，現(xiàn)在我們這邊的性能越來越好，實際上在汽車的使用也有許多缺點，尤其是汽車車架防腐，現(xiàn)在我們有涂層技術在汽車中的應用，使得汽車提高一定的防腐性能，當你看到達克羅技術在汽車應用中的優(yōu)勢時。達克羅壁壘效應：由于片狀鋅、鋁層狀重疊，阻礙了水、氧等腐蝕介質(zhì)到達基體，能起一種隔離的屏蔽作用。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昆山達克羅表面處理,達克羅" src="https://tyunfile.71360.com/UploadFile/13915042526/637333457712724609/3077365.png"></div><p style="text-indent:25px">對于達克羅防腐層來說，由于其防腐建立在鉻酸鈍化作用和鱗片狀鋅層的受控**保護作用之上，不產(chǎn)生任何電化學腐蝕，所以相對壓制zn消耗，同時也壓制al的腐蝕。優(yōu)異的滲透性。達克羅處理液能滲入工件緊密結合處，形成防銹涂層。如果使用電鍍鋅的方法，由于屏蔽作用，管狀部件的內(nèi)面幾乎電鍍不上。但是，因為達克羅處理是采用涂覆方式，具有很好的滲透性，所以可以應用它來提高內(nèi)外面的防銹能力。例如緊緊卷著的彈簧經(jīng)過達克羅處理后，在拉伸開的狀態(tài)下，進行鹽水噴霧試驗，仍顯示出較好的防銹能力。國內(nèi)早期的達克羅生產(chǎn)技術掌握在少數(shù)人手中，所以達克羅生產(chǎn)線的價格實在是太高了，中小型企業(yè)無法承受。昆山達克羅表面處理</p><p style="text-indent:25px">達克羅涂覆保證無氫脆，適用于**度緊固件，國外已明確建議汽車緊固件使用達克羅涂層防腐。昆山達克羅表面處理</p><p style="text-indent:25px">達克羅加工的過程中是有屬于它自己的工藝的，其中就有一種叫做涂覆工藝。那達克羅的涂覆工藝到底是什么樣的過程呢?其實達克羅加工的涂覆工藝是一種在材料表面涂覆的一種新型的材料技術。而達克羅加工的表面涂覆是在基質(zhì)表面上形成一種膜層，以改善表面性能的技術。涂覆層的化學成分、組織結構可以和基質(zhì)材料完全不同，它以滿足表面性能、涂覆層與基質(zhì)材料的結合強度能適應工況要求、經(jīng)濟性好、環(huán)保性好為準則。涂覆層的厚度可以是幾毫米，也可以是幾微米。昆山達克羅表面處理</p></p><br /><p>文章來源地址: 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