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id="n8zuniz" class="leftbox clearfix"><h1>云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷鄒平奧翔硅碳供應(yīng)</h1><div id="hfvwmit" class="proBig"><div id="8a8alcy" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605112548828/7298124.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="nfakrh8" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605112548828/7298124.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="ipg3bh9" 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>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷,碳化硅結(jié)合氮化硅</p><p><span>***更新：</span>2020-07-31 01:01:57</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="vdz3flj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">鄒平縣奧翔硅碳制品有限公司</a></p><p><span>聯(lián)系人：</span>張洪恩</p><p><span>郵箱: </span>13884861614@163.com</p><p><span>電話: </span>13884861614</p><p><span>傳真: </span>0543_4534117</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0543-4533667</p><p><span>地址: </span>山東省鄒平市臨池鎮(zhèn)望京村</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="vduqhyh" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="ybnoab8" class="box"><p><p> 氮化硅結(jié)合碳化硅輻射管是用作保護(hù)硅碳棒等加熱元件的管子，因?yàn)槭且欢朔饪诘模栽荒懿捎肬型，槽型或雙螺紋硅碳棒，輻射管的直徑隨元件的間距而定，保護(hù)管直徑比較大能做到600mm，長度可以做到3000mm。氮化硅輻射管有純氮化硅輻射管與氮化硅結(jié)合碳化硅輻射管，由于純氮化硅輻射管代價太高，一般用的都是氮化硅結(jié)合碳化硅管子。氮化硅結(jié)合碳化硅輻射管主要有兩種產(chǎn)品，一種為一端封口的，另一種為兩端都是開口的，云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷，都用于鋁制品鑄造行業(yè)，一端封口的方式管根據(jù)形狀又可分為平底與圓底兩種，使用方式與使用壽命基本一樣。由于它具有導(dǎo)熱性優(yōu)越，管壁薄，傳熱效率高，抗熔融金屬侵蝕能力強(qiáng)，耐腐蝕性好，對金屬溶液沒污染，熱膨脹系數(shù)低，不掉渣，不開裂，云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷，耐高溫（比較高使用溫度1750℃），結(jié)構(gòu)簡單，安裝方便，易于維護(hù)等特點(diǎn)，氮化硅結(jié)合碳化硅輻射管被廣泛應(yīng)用與有色金屬鑄造行業(yè)。一端封口的管子在鋁制品行業(yè)使用中起到隔絕鋁液與元件的接觸，對硅碳棒起到很好的保護(hù)作用，云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷，所以又叫做硅碳棒保護(hù)管或硅碳棒保護(hù)套。兩端都開口的用于鋁輪轂制造時鋁液從管子的低端升到高處，又稱作升液管。奧翔硅碳嚴(yán)格控制原材料的選取與生產(chǎn)工藝的每個環(huán)節(jié)，保證產(chǎn)品質(zhì)量不出問題。云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷,碳化硅結(jié)合氮化硅" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605112548828/7298124.jpg"></div><p> 使材料的熱性能和抗氧化性能都得到不同程度的影響。關(guān)于氮化硅結(jié)合碳化硅我們還進(jìn)行了外加劑試驗(yàn)和成型工藝試驗(yàn)，外加劑試驗(yàn)?zāi)酀{的主要性能是泥漿的流動性，而泥漿的流動性則依賴其粘度大小，本研究通過調(diào)整外加劑的種類和數(shù)量來調(diào)節(jié)泥漿粘度的大小。其次是成形工藝試驗(yàn)，研究了不同加料次序和混合時間與材料燒成后強(qiáng)度、密度等的關(guān)系，其測定結(jié)果見表同時也研究了不同壓制壓力下壓力與材料強(qiáng)度密度的相關(guān)性能。氮化硅結(jié)合碳化硅是一種較為優(yōu)異的結(jié)構(gòu)，該材料的主要特點(diǎn)是：高溫強(qiáng)度高，導(dǎo)熱性能好，抗氧化、抗熱震性能好且耐腐蝕，抗高溫蠕變性好。目前，作為陶瓷窯爐用耐火材料已被應(yīng)用，并逐步取代了粘土結(jié)合碳化硅和氧化物結(jié)合碳化硅材料，又因其價格偏中，因而和再結(jié)晶或重結(jié)晶碳化硅相比，其市場效應(yīng)更有前景。顆粒級配的研究試驗(yàn)是由原料的制備過程是原料顆粒級配的實(shí)施過程，顆粒級配通過正交試驗(yàn)安排并實(shí)施后取得相應(yīng)的優(yōu)化點(diǎn)，并對優(yōu)化點(diǎn)進(jìn)行不同料球比的重新驗(yàn)證。氮化硅結(jié)合碳化硅材料的氮壓控制燒制時我們的實(shí)踐經(jīng)驗(yàn)，根據(jù)進(jìn)氣量推算，當(dāng)爐內(nèi)的總硅量已被氮化80%以上時，溫度就可超過硅的熔點(diǎn)，達(dá)到比較高溫度范圍時可根據(jù)總的耗氮量來決定是否停爐。云南耐高溫碳化硅結(jié)合氮化硅批發(fā)零售奧翔硅碳生產(chǎn)的產(chǎn)品受到用戶的一致稱贊。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷,碳化硅結(jié)合氮化硅" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605112460937/3217750.jpg"></div><p> 其中碳化硅微粉的表面處理占有很重要的地位。氮化硅結(jié)合碳化硅制品生產(chǎn)工藝中，需要加入臨時的結(jié)合劑，結(jié)合劑的加入主要有兩大功效，一是可以幫助原料之間融合實(shí)現(xiàn)均質(zhì)體，改善原料顆粒表面的分散性，為胚體成型創(chuàng)建良好的條件；二是氮化硅結(jié)合碳化硅制品在干燥和燒成的工序中要面臨升溫的過程，而在高溫條件下，氮化硅結(jié)合碳化硅制品中的臨時結(jié)合劑會分解，氣態(tài)物質(zhì)揮發(fā)過程中給氮化硅結(jié)合碳化硅制品留下大量的網(wǎng)絡(luò)狀氣孔通道，不僅更有利于氮?dú)獾某淙?，提高了硅粉和氮?dú)庵g的反應(yīng)效率，而且也能夠更有利于**終產(chǎn)品的穩(wěn)定性。臨時結(jié)合劑主要有：有機(jī)糊精、木質(zhì)素磺酸鈣以及德國司馬化工分散劑等等，目前行業(yè)內(nèi)對于臨時結(jié)合劑的添加量質(zhì)量百分比通常在5%以內(nèi)。氮化硅結(jié)合碳化硅制品涉及到的主要生產(chǎn)原料有：碳化硅、硅粉、氮?dú)獾忍砑觿?。不同于普通的氮化硅材料制品，氮化硅結(jié)合碳化硅制品所需要的原料必須具有更高的純度。碳化硅的純度應(yīng)達(dá)到，硅粉的純度應(yīng)達(dá)到99%以上，氮?dú)獾募兌葢?yīng)達(dá)到。除了原料的純度需要進(jìn)行嚴(yán)格的控制之外，生產(chǎn)加工過程中還需要對原料的粒度和顆粒級配進(jìn)行嚴(yán)格的控制。原料的粒度過高將會直接影響胚體成型的體積密度，造成胚體的致密性降低。</p><p> 氮化硅結(jié)合碳化硅復(fù)合材料在氮化燒成時，制品由表及里存在N2和反應(yīng)生成物的濃度梯度，它們的方向相同。氮化硅結(jié)合碳化硅復(fù)合材料在氮化燒成中，爐內(nèi)N2的消耗量與溫度形成一種表面平衡狀態(tài)，但實(shí)質(zhì)上是硅被不斷氮化的連續(xù)過程。通過對窯爐內(nèi)氮分壓的控制來實(shí)施對窯爐升溫的控制，也就對氮化反應(yīng)速度實(shí)施了控制，從而避免了燒成中的微觀結(jié)構(gòu)缺點(diǎn)，能夠制得由外到里氮化率梯度趨近于零的產(chǎn)品。所謂氮壓控制燒成就是氮化硅結(jié)合碳化硅制品在窯爐中氮化燒成時，表現(xiàn)為：在微觀上是不斷進(jìn)行的氮與硅的反應(yīng)，達(dá)到一種動態(tài)平衡；在宏觀上是以氮分壓，也就是由窯爐內(nèi)的N2的消耗量和爐壓來控制和檢驗(yàn)氮化率，它決定了升溫速度。在氮壓控制燒成中，不需要規(guī)定嚴(yán)格的升溫制度，而是預(yù)先設(shè)定標(biāo)準(zhǔn)爐壓，再根據(jù)爐壓變化來調(diào)整氮化工藝參數(shù)。氮化開始時，在一定時間間隔內(nèi)，如果實(shí)測爐壓等于控制壓時，說明氮化反應(yīng)穩(wěn)定進(jìn)行，爐溫不變；如果爐壓小于控制壓，而爐壓連續(xù)下降，說明氮化反應(yīng)劇烈，應(yīng)將爐溫下調(diào)；如果爐壓上升至大于控制壓時，說明氮化反應(yīng)基本達(dá)到平衡，窯爐內(nèi)開始升溫，直到檢測到下一次爐壓下降。奧翔硅碳技術(shù)力量雄厚，工裝設(shè)備和檢測儀器齊備，檢驗(yàn)與實(shí)驗(yàn)手段完善。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷,碳化硅結(jié)合氮化硅" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403242478978_zbwuzi_1847859.jpg"></div><p style="text-indent:25px">氮化硅結(jié)合碳化硅是采用高純度的SiC和Si粉為原料，注漿成坯體，通過氮化反應(yīng)燒結(jié)而成。因?yàn)镹SiC具有高于RSiC產(chǎn)品的抗折強(qiáng)度和抗氧化性能，還具有良好的耐磨性能和對金屬溶液的抗腐蝕的性能，比較高使用溫度達(dá)1500℃。所以NSiC產(chǎn)品可以直接與鋁，鋅，銅，鎂溶液接觸,NSiC保護(hù)管已成功用于溫度測量。氮化硅結(jié)合碳化硅保護(hù)管被廣泛應(yīng)用與有色金屬鑄造行業(yè)。一端封口的管子在鋁制品行業(yè)使用中起到隔絕鋁液與硅碳棒的接觸，對硅碳棒起到很好的保護(hù)作用，所以又叫做硅碳棒保護(hù)管或硅碳棒保護(hù)套。兩端都開口的用于鋁輪轂制造時鋁液從管子的低端升到高處，又稱作升液管。我公司生產(chǎn)的產(chǎn)品、設(shè)備用途非常多。福建鋼廠碳化硅結(jié)合氮化硅廠家</p><p style="text-indent:25px">我公司將以優(yōu)良的產(chǎn)品，周到的服務(wù)與尊敬的用戶攜手并進(jìn)！云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷</p><p> 影響氮化燒結(jié)過程的主要因素是反應(yīng)的保溫時間，它是各級保溫時間的總和，該時間與坯體壁厚尺寸關(guān)系比較大。坯體壁較厚時，所需保溫時間長，反之坯體壁較薄時，所需保溫時間短。氮化硅結(jié)合碳化硅在氮化爐中燒制時，我們對氮化硅材料氮化燒結(jié)環(huán)境下的研究認(rèn)為在燒成反應(yīng)中存在著間接反應(yīng)和直接反應(yīng)。在反應(yīng)中，作為反應(yīng)的參與者，N2的分壓起著極為重要的作用，但不論氮分壓的大小如何，只要生產(chǎn)Si3N4，那么在坯體內(nèi)就存在著N2的濃度梯度和生成Si3N4的濃度梯度，而且這種濃度梯度的方向是相同的，越是接近坯體表面其兩個組分的濃度越高。要想反應(yīng)不斷向坯體內(nèi)部推進(jìn)就必須確保合適的氮分壓和反應(yīng)溫度。在純Si3N4的氮化燒結(jié)中，通常會發(fā)生“流硅”反應(yīng)而使氮化反應(yīng)受到影響，這是因?yàn)榈磻?yīng)是一個放熱反應(yīng)，為使反應(yīng)完全又將Si粉的粒徑控制在很小范圍內(nèi)，這樣在氮化過程中若控制不當(dāng)時，供給熱量和生成熱量疊加而使溫度達(dá)到了硅的熔點(diǎn)使Si粉熔化而產(chǎn)生所謂的“流硅”現(xiàn)象。在氮化硅結(jié)合碳化硅的氮化燒結(jié)中，Si粉的濃度含量相對較低，而濃度較高的SiC又有著較大的導(dǎo)熱率從而了“流硅”現(xiàn)象的發(fā)生。氮化硅結(jié)合碳化硅材料強(qiáng)度大,抗熱震、導(dǎo)熱性好。云南鋁行業(yè)碳化硅結(jié)合氮化硅廠家直銷</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司于2002-03-27成立，注冊資本50-100萬元元，現(xiàn)有專業(yè)技術(shù)人員51~100人人，各種專業(yè)人員齊備。專業(yè)的團(tuán)隊(duì)大多數(shù)員工都有多年工作經(jīng)驗(yàn)，熟悉行業(yè)專業(yè)知識技能，致力于發(fā)展奧翔硅碳制品的品牌。公司堅(jiān)持以客戶為中心、硅碳棒，硅碳管，熱電偶保護(hù)管。等直徑硅碳棒，U型硅碳棒，螺紋硅碳棒，碳化硅制品，碳化硅結(jié)合氮化硅，碳化硅保護(hù)管，氮化硅保護(hù)管，碳化硅窯具！硅碳棒夾具，粗端式硅碳棒。門型硅碳棒，槍型硅碳棒，升液管，輻射管市場為導(dǎo)向，重信譽(yù)，保質(zhì)量，想客戶之所想，急用戶之所急，全力以赴滿足客戶的一切需要。自公司成立以來，一直秉承“以質(zhì)量求生存，以信譽(yù)求發(fā)展”的經(jīng)營理念，始終堅(jiān)持以客戶的需求和滿意為**，為客戶提供質(zhì)量的[ "硅碳棒廠家", "碳化硅保護(hù)管", "熱電偶保護(hù)管", "碳化硅結(jié)合氮化硅" ]，從而使公司不斷發(fā)展壯大。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/756871.html</p></div></div></div></div></div><div id="fixyd8t" class="page-right twoColRt"><div id="8yall9n" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="beqhn97" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" 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