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class="pic"><img src="https://tyunfile.71360.com/UploadFile/nabore/637358676215224609/9735564.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="pbm9hyp" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/nabore/637358676215224609/9735564.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="c3pduvh" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>管式真空爐,真空爐</p><p><span>***更新：</span>2020-10-12 04:06:19</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="mcodzqc" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">納博熱（上海）工業(yè)爐有限公司</a></p><p><span>聯(lián)系人：</span>齊秀萍</p><p><span>郵箱: </span>info@nabertherm-cn.com</p><p><span>電話: </span>13816407062</p><p><span>傳真: </span>021_64903107</p><p><span>網(wǎng)址: </span>http://www.nabertherm-cn.com</p><p><span>手機(jī): </span>021-64902960</p><p><span>地址: </span>瓶北路150弄158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="mam4izl" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="f8evxiu" class="box"><p><p style="text-indent:25px">真空熱處理爐工作原理是在爐腔這定空間內(nèi)利用真空系統(tǒng)（由真空泵，管式真空爐、真空閥門、真空測量儀表、冷阱、管道等部件經(jīng)過精心組裝而成）將爐腔內(nèi)部分物質(zhì)排出，使?fàn)t腔內(nèi)壓強小于個標(biāo)準(zhǔn)大氣壓，爐腔內(nèi)空間從而實現(xiàn)真空狀態(tài)，在真空狀態(tài)下通過電熱元件加熱的工業(yè)爐，真空環(huán)境中進(jìn)行加熱的設(shè)備。說到真空熱處理爐的工作原理就不得不提它的結(jié)構(gòu)了，作為種先進(jìn)熱處理設(shè)備，不僅工作能力出眾，它的結(jié)構(gòu)樣式同樣也值得關(guān)注。真空熱處理爐結(jié)構(gòu)：水冷裝置，真空熱處理爐的爐殼、爐蓋、電熱元件，管式真空爐，分別處置（水冷電）、中間真空隔熱門等部件，均在真空、受熱狀態(tài)下工作，在這種為不利的條件下工作，需要保證各部件的結(jié)構(gòu)不變形，管式真空爐、小損壞，了黔空密封圈不過熱、不燒毀，因此，各部件應(yīng)該根據(jù)不同的情況設(shè)置水冷裝置，以保證真空熱處理爐能夠正常運行并有夠的使用壽命。雙開門真空氣氛爐：智能PID調(diào)節(jié)、微電腦控制30段可編程式控溫曲線（全自動升溫、恒溫、降溫）。管式真空爐</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="管式真空爐,真空爐" src="https://tyunfile.71360.com/UploadFile/nabore/637358676215224609/9735564.png"></div><p style="text-indent:25px">電爐抽真空步驟：打開真空計開關(guān)：抽低真空：緊閉所有的真空閥門，啟動機(jī)械泵，待其運行正常后(大約1-2min)，打開通向爐體的低真空閥即上碟閥，預(yù)先對爐體抽低真空；抽高真空：打開下碟閻，對擴(kuò)散泵進(jìn)行抽氣，當(dāng)真空度達(dá)到15 Pa以下后，開啟擴(kuò)散泵進(jìn)行預(yù)熱，般經(jīng)過45min左右擴(kuò)散泵開始其作用，就可以關(guān)閉上碟閥，同時開啟主阻擋閥待真空度選到1.33×10的-1次方Pa以上，才可以開啟加熱按鈕對樣品進(jìn)行加熱。真空計有兩個量程表，低真空量程1.0×10的5次方-1.0×10的-1次方：高真空量程1.0×10的-1次方-1.0×10的-5次方，般在2Pa開始轉(zhuǎn)換量程。注意充大氣進(jìn)去前，應(yīng)關(guān)閉真空爐開關(guān)，防止真空計老化。湖北管式真空爐設(shè)備真空度達(dá)到規(guī)定要求后，開始啟動變頻，調(diào)整中頻功率，按有關(guān)材質(zhì)的燒結(jié)規(guī)定操作。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="管式真空爐,真空爐" src="https://tyunfile.71360.com/UploadFile/nabore/637358676230566406/9307395.png"></div><p style="text-indent:25px">在與大氣壓只差0.1MPa范圍內(nèi)的真空下，固態(tài)相變熱力學(xué)、動力學(xué)不產(chǎn)生什么變化。在制訂真空熱處理工藝規(guī)程時，完可以依據(jù)在常壓下固態(tài)相變的原理。完可以參考常壓下各種類型組織轉(zhuǎn)變的數(shù)據(jù)。真空脫氣作用，提高金屬材料的物理性能和力學(xué)性能。真空脫脂作用。金屬的蒸發(fā)：在真空狀態(tài)下加熱，工件表面元素會發(fā)生蒸發(fā)現(xiàn)象。表面凈化作用，實現(xiàn)少無氧化和少無脫碳加熱。金屬實現(xiàn)無氧化加熱所需的真空度。近年來,真空熱處理技術(shù)以其穩(wěn)定性,重復(fù)性,率高,無污染和公害,環(huán)境友好性等優(yōu)勢得到很大的發(fā)展和利用，運用這用技術(shù)原理的熱處理設(shè)備應(yīng)運而生，它很好延續(xù)了真空熱處理技術(shù)的優(yōu)勢，并且發(fā)展了具有自身優(yōu)勢的功能，在工業(yè)域受到歡迎。</p><p style="text-indent:25px">化學(xué)熱處理是將工件放在含碳、氮或其它合金元素的介質(zhì)(氣體、液體、固體)中加熱，保溫較長時間，從而使工件表層滲入碳、氮、硼和鉻等元素。滲入元素后，有時還要進(jìn)行其它熱處理工藝如淬火及回火?；瘜W(xué)熱處理的主要方法有滲碳、滲氮、滲金屬?！崽幚硎菣C(jī)械零件和工模具制造過程中的重要工序之。它可以控制工件的各種性能，如耐磨、耐腐蝕、磁性能等。還可以改善毛坯的組織和應(yīng)力狀態(tài)，以利于進(jìn)行各種冷、熱加工。真空熱處理工藝原理，金屬在真空狀態(tài)下的相變點。真空泵的工作狀態(tài)良好但依然漏氣，那么就靠考慮是否油位不足或者泵油乳化等問題。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="管式真空爐,真空爐" src="https://tyunfile.71360.com/UploadFile/nabore/637358676315527344/3650319.png"></div><p style="text-indent:25px">真空熱處理爐正常工作時是在限的真空度下進(jìn)行的，而真空度是由真空泵的限真空度、爐室的漏氣率、爐室內(nèi)的表面放氣量和泵對室的有抽速決定的，對于真空設(shè)備而言，再好的設(shè)備無論密封系統(tǒng)有多好，微量的漏氣總是存在的，漏氣率是反映真空設(shè)備質(zhì)量好壞的重要指標(biāo)，如果真空泵的工作狀態(tài)良好但依然漏氣，那么就靠考慮是否油位不足或者泵油乳化等問題。因它直接影響泵的抽速，是否需要氣鎮(zhèn)，抽真空系統(tǒng)各泵的工作是否正常。就像自行車補帶樣，先要檢查下氣門芯是否漏氣，然后再扒帶，不要扒完帶后才發(fā)現(xiàn)是氣門芯漏氣。真空測量儀是否有問題，真空測量規(guī)是否被污染了，還有就是材料的放氣、解吸以及凝結(jié)再蒸發(fā)等是否存在問題。真空檢漏時，別是沒有用儀器的情況下，千萬不要懷疑哪漏就拆哪，拆了個來回也沒有找到真實的漏源，反而造成了新的漏源。真空爐內(nèi)四周、頂部及底部的保溫隔熱屏均采用鎢片，鉬片及不銹鋼支架組成。箱式真空爐設(shè)備</p><p style="text-indent:25px">真空爐具有安可靠、節(jié)能、升降溫度速度快、耗能低等點。管式真空爐</p><p style="text-indent:25px">可視觀察窗氣氛爐主要用途和適用范圍：可應(yīng)用于電子元器件、新型材料及粉體材料的真空或氣氛條件下的熱處理工藝。也用于冶金、機(jī)械、輕工、商檢、高等院校及科研部門、工礦企業(yè)電子陶瓷產(chǎn)品的預(yù)燒、燒結(jié)、釬焊等工藝。主要功能和特點：加熱元件采用硅碳棒，爐膛采用氧化鋁多晶纖維材料，保溫性能好，耐用，拉伸強度高，提高了使用壽命；可抽真空，并能通入多種保護(hù)氣氛（易燃易爆、強腐蝕性氣體除外）；超壓自動泄壓，高溫報警并斷電，漏電保護(hù)，操作方便；我們的軟件設(shè)備通過485或USB接口與計算機(jī)互聯(lián)，可實現(xiàn)單臺或者多臺電爐遠(yuǎn)程控制、實時追蹤、歷史記錄、輸出報表等功能；可安裝無紙記錄裝置，實現(xiàn)數(shù)據(jù)的存儲、輸出；可選配通過觸摸屏操作的方式對真空系統(tǒng)、充氣系統(tǒng)、溫控系統(tǒng)進(jìn)行程序控制，操作簡單，準(zhǔn)確無誤。管式真空爐</p><p style="text-indent:25px">納博熱（上海）工業(yè)爐有限公司致力于機(jī)械及行業(yè)設(shè)備，是一家貿(mào)易型公司。納博熱致力于為客戶提供良好的工業(yè)爐，馬弗爐，高溫爐，真空爐，一切以用戶需求為中心，深受廣大客戶的歡迎。公司將不斷增強企業(yè)重點競爭力，努力學(xué)習(xí)行業(yè)知識，遵守行業(yè)規(guī)范，植根于機(jī)械及行業(yè)設(shè)備行業(yè)的發(fā)展。納博熱憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1519212.html</p></div></div></div></div></div><div id="uhtcypg" class="page-right twoColRt"><div id="ko3vcol" class="box01 margin10 clearfix"><h3><a 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