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class="leftbox clearfix"><h1>珠海觸屏筆外殼鍍銀廠家惠州市微納科技供應(yīng)</h1><div id="rgd3zlx" class="proBig"><div id="xrj8g3l" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/30/15/637027771470147976_hzwnkj_1106349.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="fzwvhoa" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/8/30/15/637027771470147976_hzwnkj_1106349.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="h0xz2s8" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>珠海觸屏筆外殼鍍銀廠家,鍍銀</p><p><span>***更新：</span>2020-07-22 21:25:03</p><p><span id="click" >瀏覽次數(shù)：4次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="xrjlc2m" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">惠州市微納科技有限公司</a></p><p><span>聯(lián)系人：</span>李先生</p><p><span>郵箱: </span>lijn@vacano.com</p><p><span>電話: </span>13421322633</p><p><span>傳真: </span>0752_6531566</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0752-6531558</p><p><span>地址: </span>廣東惠東縣大嶺鎮(zhèn)產(chǎn)業(yè)轉(zhuǎn)移園華源軒大道遠(yuǎn)銘揚(yáng)工業(yè)</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="mg38ba3" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="vzwdahe" class="box"><p><p style="text-indent:25px">電鍍總的來說是使用電解池原理在機(jī)械制品上堆積出附著良好性能但功能和基體資料不同的金屬覆層的技能，而鍍金則因為金元素的原理，其鍍層會具有延展性好、易拋光、耐高溫，具有很好的抗變色功能。電鍍作為電化學(xué)中的一種方法，它具體的實現(xiàn)方式包括掛鍍、滾鍍、接連鍍和刷鍍等方法，采用哪種方法主要與鍍件的尺度和量的多少有關(guān)。而鍍金可以分為同質(zhì)材料鍍金和異質(zhì)材料鍍金，同質(zhì)材料鍍金是指對黃金首飾的外表進(jìn)行鍍金處理，是為了進(jìn)步首飾的亮光性及色澤。異質(zhì)材料鍍金是指對非黃金材料的外表迸行鍍金處理，如銀鍍金，珠海觸屏筆外殼鍍銀廠家，銅鍍金，珠海觸屏筆外殼鍍銀廠家，使其更具有裝飾效果。由于無氰鍍銀層的電結(jié)晶尺寸明顯地大于**物鍍層，珠海觸屏筆外殼鍍銀廠家，當(dāng)采用脈沖電流時，其晶粒改變的直觀效果會更為明顯。珠海觸屏筆外殼鍍銀廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海觸屏筆外殼鍍銀廠家,鍍銀" src="http://tyunfile.71360.com/UpLoadFile/2019/8/30/15/637027771470147976_hzwnkj_1106349.jpg"></div><p style="text-indent:25px">現(xiàn)在對于金屬類材質(zhì)很多都會對表面進(jìn)行處理加工，鍍膜就是蕞為直接的表面處理工藝.在對金屬材料進(jìn)行表面處理之前，金屬材料的表面有一些缺點的，這些缺點處理就需要用到前處理工序，從而讓物件達(dá)到可進(jìn)行表面處理的狀態(tài)。前處理的工藝和方法有很多，一般處理工藝包括有機(jī)械處理、化學(xué)處理、電化學(xué)處理。而機(jī)械處理則包括有切削、研磨、噴砂等加工清理物件表面的銹蝕和氧化皮等，將表面加工成平滑、或具有凹凸模樣。不管是機(jī)械處理還是化學(xué)處理，蕞終的目的都是為了讓材料達(dá)到鍍膜的工藝的要求。中山傳感器外殼鍍銀廠家需注意的是：在放線的過程中不要有刮傷銀層的位置，否則也一樣會因為刮傷部分的銀層薄而氧化。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海觸屏筆外殼鍍銀廠家,鍍銀" src="http://tyunfile.71360.com/UpLoadFile/2019/12/20/16/637124555984987068_hzwnkj_7574786.jpg"></div><p style="text-indent:25px">銀本身的性質(zhì)較為活潑，其在鍍液中的穩(wěn)定性能也是比較差的，容易引起鍍液分解。因為在元素周期里，銀是屬于貴金屬中的一員，它很難與其他的金屬形成合金鍍層.鍍銀用的鍍液也是比較有限的,大都數(shù)使用的都是含有**物的堿性溶液,**物大家都明白是什么物質(zhì)了.鍍銀的性能特點包括有:鍍層應(yīng)呈銀白色,結(jié)晶細(xì)致平滑;與空氣接觸會逐漸氧化變色，遇硫會變黑;接觸電阻低，導(dǎo)電性能極好;導(dǎo)熱性能好;防粘結(jié)性強(qiáng);易焊接;具有優(yōu)良的反光特性;表面光潔銀亮，膜層均勻。鍍液一定要謹(jǐn)慎保管處理。</p><p style="text-indent:25px">預(yù)鍍銀處理完后就開始鍍銀工藝了，鍍銀的目的是作為一種鍍層在工件上，在導(dǎo)電設(shè)備上降低工件使用過程中接觸電阻提高導(dǎo)電性能，或者是裝飾功能用在飾品上。鍍銀的原理與預(yù)鍍銀原理基本一致，都屬于化學(xué)反應(yīng)原理，在電的作用下，銀板會失去電子生產(chǎn)銀離子溶解于鍍液中，陰離子在產(chǎn)品得到電子而生成銀單只，并沉積到工件上面。**銀鉀為鍍銀中鍍液的主鹽，提供金屬鹽，它含有的金屬銀約為五成左右；**鉀則在鍍銀中鍍液起到鍍液絡(luò)合劑的作用，用來維持一定量的游離**鉀，穩(wěn)定鍍液，提高膜層結(jié)晶效率。對于鐵基材料，在實際操作中是進(jìn)行兩次預(yù)鍍，初次次在上述鐵基預(yù)鍍液中預(yù)鍍；</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="珠海觸屏筆外殼鍍銀廠家,鍍銀" src="http://tyunfile.71360.com/UpLoadFile/2019/8/30/15/637027771472344356_hzwnkj_9740047.jpg"></div><p style="text-indent:25px">依據(jù)鍍銀物件的變色原理和各種因素對鍍銀物件變色速度的影響，能把防止鍍銀件變色的方法總結(jié)成這幾類：第一種是在物件表面進(jìn)行化學(xué)鈍化處理，使得銀層表面形成一層氧化物保護(hù)層，以此達(dá)到延緩變色的速度；第二種是銀表面涂上保護(hù)膜來屏蔽銀層表面和紫外線、氧氣、腐蝕物質(zhì)的接觸，來達(dá)到延緩銀層變色的目的；蕞后一種是改善銀色工藝條件，來提供鍍銀層本其本身的防變色能力。這是對鍍銀層目前采用比較主流的防變色（延緩變色）的處理方法。在印制板、接插件、波導(dǎo)等電子和通信產(chǎn)品中扮演了重要角色，也是電鑄功能性制品或工藝制品的重要鍍種。中山檢測儀外殼鍍銀廠家</p><p style="text-indent:25px">這種預(yù)鍍過程由于時間很短，也被叫做閃鍍。珠海觸屏筆外殼鍍銀廠家</p><p style="text-indent:25px">所謂的厚金電鍍是把借助電解作用使金屬或其他材料工件的表面貼附上一層金的加工工藝，用來防止金屬氧化。這種方法屬于電鍍方法的一種，電鍍需要一個向電鍍槽供電的低壓大電流電源以及由電鍍液、待鍍零件(陰極)和陽極構(gòu)成的電解裝置。其中電鍍液成分視鍍層不同而不同，但均含有提供金屬離子的主鹽，能絡(luò)合主鹽中金屬離子形成絡(luò)合物的絡(luò)合劑，用于穩(wěn)定溶液酸堿度的緩沖劑，陽極活化劑和特殊添加物。厚金電鍍除了用來防止金屬氧化外，也用充當(dāng)其他功能性鍍金的。珠海觸屏筆外殼鍍銀廠家</p><p style="text-indent:25px">惠州市微納科技有限公司致力于橡塑，以科技創(chuàng)新實現(xiàn)***管理的追求。微納科技深耕行業(yè)多年，始終以客戶的需求為向?qū)В瑸榭蛻籼峁?**的[ "濺射鍍膜", "真空鍍膜", "濺射鍍膜", "外殼" ]。公司堅持以技術(shù)創(chuàng)新為發(fā)展引擎，以客戶滿意為動力，目前擁有51~100人專業(yè)人員，年營業(yè)額達(dá)到50-100萬元。微納科技始終關(guān)注橡塑行業(yè)。海納百川，有容乃大，國內(nèi)外同行的智慧都是促使我們前行的力量。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/681073.html</p></div></div></div></div></div><div id="gpwovm2" class="page-right twoColRt"><div id="dce8tvx" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="rqi32y9" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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