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clearfix tcPro"><section class="home-main container clearfix"><div id="vubyk98" class="twoCol"><div id="z7acu4l" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_drsb/">電熱設(shè)備</a>?<a href="http://www.cdcfah.com/cp/third-drsb_redianou/">熱電偶</a>?陜西電廠碳化硅結(jié)合氮化硅廠家鄒平奧翔硅碳供應</p><div id="77h8crt" class="leftbox clearfix"><h1>陜西電廠碳化硅結(jié)合氮化硅廠家鄒平奧翔硅碳供應</h1><div id="i9ujgkm" class="proBig"><div id="2ugyutf" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403314234119_zbwuzi_9705864.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ev2phbs" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403314234119_zbwuzi_9705864.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vmyacb7" 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>陜西電廠碳化硅結(jié)合氮化硅廠家,碳化硅結(jié)合氮化硅</p><p><span>***更新：</span>2020-06-16 22:12:12</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="72hzr8s" 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: </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="b2vxeyp" class="page-proshow02"><p class="title">詳細說明</p><div id="tkgyfr2" class="box"><p><p> 影響**終的產(chǎn)品質(zhì)量。在原料顆粒級配方面，要注意硅粉的粒度，硅粉的粒度控制可以確保硅粉與氮氣的反應效率，但是一味降低硅粉的粒度也會存在一定的負面影響，即硅粉與氮氣反應速率過快，劇烈的反應造成反應裝置中熱量集聚上升，一旦溫度超過1400℃時，會誘發(fā)碳化硅表面出現(xiàn)流硅現(xiàn)象，反而不利于產(chǎn)品的質(zhì)量控制。另外，在氮化硅結(jié)合碳化硅制品的原料中加入ZrSiO4可以起到改善產(chǎn)品抗氧化性的作用。我們來講一下氮化硅結(jié)合碳化硅顆粒級對材料的影響，首先是對于非液相燒結(jié)的氮化硅結(jié)合碳化硅材料，其料的顆粒級配是否能達到**緊密堆積尤為重要，因為它直接影響著材料的密度和強度，從原料正交設(shè)計試驗結(jié)果和比較好化試驗結(jié)果中，本研究找到了該材料制備過程中原料顆粒級配的較佳區(qū)域，使得材料的強穩(wěn)定在45-55MPa之間，密度穩(wěn)定在。原料對氮化硅結(jié)合碳化硅性能有無影響，就說一下，無論在碳化硅料或硅粉料中都存在Fe和二氧化硅雜質(zhì)，雜質(zhì)只要在要求的范圍內(nèi)一般來說對材料性能的影響不會太大，二氧化硅是本材料的一大有害雜質(zhì)，其對材料的影響表現(xiàn)在它的晶型轉(zhuǎn)變上在溫度升高的過程中，材料中的磷石英轉(zhuǎn)變?yōu)榉绞ⅲ兾麟姀S碳化硅結(jié)合氮化硅廠家，陜西電廠碳化硅結(jié)合氮化硅廠家，陜西電廠碳化硅結(jié)合氮化硅廠家，體積發(fā)生明顯變化，從而影響材料的體積膨脹和收縮。奧翔硅碳提供周到的解決方案，滿足客戶不同的服務需要。陜西電廠碳化硅結(jié)合氮化硅廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西電廠碳化硅結(jié)合氮化硅廠家,碳化硅結(jié)合氮化硅" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403314234119_zbwuzi_9705864.jpg"></div><p> 氮化硅結(jié)合碳化硅材料是一類新型耐火材料，該類材料中又包含更細的類別，如氮化硅結(jié)合碳化硅輻射管、氮化硅結(jié)合碳化硅磚等等。由于該類材料具備多種優(yōu)良性能，氮化硅結(jié)合碳化硅材料因具有的節(jié)能環(huán)保特點更是從眾多同性能產(chǎn)品中脫穎而出，未來的市場發(fā)展前景良好。1、原料性質(zhì)的影響氮化硅結(jié)合碳化硅制品涉及到的主要生產(chǎn)原料有：碳化硅、硅粉、氮氣等添加劑。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。碳化硅的純度應達到，硅粉的純度應達到99%以上，氮氣的純度應達到。除了原料的純度需要進行嚴格的控制之外，生產(chǎn)加工過程中還需要對原料的粒度和顆粒級配進行嚴格的控制。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，影響**終的產(chǎn)品質(zhì)量。在原料顆粒級配方面，要注意硅粉的粒度，硅粉的粒度控制可以確保硅粉與氮氣的反應效率，但是一味降低硅粉的粒度也會存在一定的***影響，即硅粉與氮氣反應速率過快，劇烈的反應造成反應裝置中熱量集聚上升，一旦溫度超過1400℃時，會誘發(fā)碳化硅表面出現(xiàn)流硅現(xiàn)象，反而不利于產(chǎn)品的質(zhì)量控制。另外。陜西電廠碳化硅結(jié)合氮化硅廠家奧翔硅碳以創(chuàng)百年企業(yè)、樹百年品牌為使命，傾力為客戶創(chuàng)造更大利益！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西電廠碳化硅結(jié)合氮化硅廠家,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> 氮化硅結(jié)合碳化硅的干燥制度影響，干燥工序中溫度和時間對產(chǎn)品質(zhì)量有較大影響。溫度過低或時間過短，都會導致胚體中殘留水分，在后續(xù)的氮化反應過程中誘發(fā)硅粉的氧化反應，從而降低氮化反應效率，影響產(chǎn)品質(zhì)量。溫度升高的快慢也會對產(chǎn)品質(zhì)量造成影響。溫度升高太快不利于對高溫環(huán)境進行控制，過高的溫度會造成胚體表面出現(xiàn)裂紋。氮化工序之前的裝窯方式可能對質(zhì)量造成影響的因素是胚體之間的縫隙間隔。胚體之間應留有一定的空間，為氮氣的順暢滲透填充提供有利條件，避免出現(xiàn)因裝窯總量過多導致流硅現(xiàn)象氮化硅結(jié)合碳化硅制品的成型工藝主要有半干法成型和注漿成型兩大類。其中半干法成型因生產(chǎn)效率較高的優(yōu)勢應用更加普遍。國內(nèi)主要采用的是注漿法成型，這就要求漿料性能一定要好，決定漿料好壞的因素有很多，其中碳化硅微粉的表面處理占有很重要的地位。這種原料的來源基本靠進口公司，通過自主研發(fā)，成果的攻克了難關(guān)，研發(fā)出了專門用于氮化硅結(jié)合碳化硅制品的碳化硅微粉，不僅擺脫了對國外產(chǎn)品的依賴，在產(chǎn)品性能上也有了很大的提高，體積密度由；20℃的平均抗彎強度由90P提高到了100MP。不論哪種工藝。</p><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，通過氮化反應燒結(jié)而成。因為NSiC具有高于RSiC產(chǎn)品的抗折強度和抗氧化性能，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1500℃。所以NSiC產(chǎn)品可以直接與鋁，鋅，銅，鎂溶液接觸,NSiC保護管已成功用于溫度測量。氮化硅結(jié)合碳化硅保護管被廣泛應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作用，所以又叫做硅碳棒保護管或硅碳棒保護套。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。奧翔硅碳以質(zhì)量求生存，以信譽求發(fā)展！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="陜西電廠碳化硅結(jié)合氮化硅廠家,碳化硅結(jié)合氮化硅" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403242947902_zbwuzi_2449633.jpg"></div><p> 氮化硅與碳化硅有著相似的化學結(jié)構(gòu)和物理性質(zhì)，與碳化硅均為強共價鍵化合物。氮化硅的熱膨脹系數(shù)小，氧化速度非常慢，高溫強度大，體積穩(wěn)定性好，有良好的導熱性，對于多數(shù)化學物質(zhì)都穩(wěn)定，不被熔融有色金屬所侵蝕，是碳化硅理想的結(jié)合材料。將氮化硅引入碳化硅內(nèi)制成氮化硅結(jié)合碳化硅材料，在保持了碳化硅固有特性的同時，可以有效地提高碳化硅材料的高溫強度、熱震穩(wěn)定性和抗鐵水侵蝕能力等性能，而且可以在1200-1450?的較低溫度下制備，反應燒結(jié)過程為凈尺寸燒結(jié)，利于制備異形制品，適應大規(guī)模工業(yè)生產(chǎn)。反應燒結(jié)制備的氮化硅結(jié)合碳化硅耐火材料雖然已被應用于鋼鐵、有色及建材工業(yè)，但隨著科技的進步，現(xiàn)代工業(yè)的工藝技術(shù)不斷發(fā)展，耐火材料所需面對的工作環(huán)境越發(fā)苛刻，這就對原先使用的耐火的性能提出了更高的要求。氮化硅結(jié)合碳化硅耐火材料的生產(chǎn)現(xiàn)在還存在很多問題，如，如何保證硅粉的氮化率、如何控制氮化硅晶相組成、如何防止流硅現(xiàn)象的發(fā)生以及如何進一步提高制品強度。奧翔硅碳公司狠抓產(chǎn)品質(zhì)量的提高，逐年立項對制造、檢測、試驗裝置進行技術(shù)改造。陜西電廠碳化硅結(jié)合氮化硅廠家</p><p style="text-indent:25px">奧翔硅碳運用高科技，不斷創(chuàng)新為企業(yè)經(jīng)營發(fā)展的宗旨。陜西電廠碳化硅結(jié)合氮化硅廠家</p><p> 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)境下的研究認為在燒成反應中存在著間接反應和直接反應。在反應中，作為反應的參與者，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。要想反應不斷向坯體內(nèi)部推進就必須確保合適的氮分壓和反應溫度。在純Si3N4的氮化燒結(jié)中，通常會發(fā)生“流硅”反應而使氮化反應受到影響，這是因為氮化反應是一個放熱反應，為使反應完全又將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時，供給熱量和生成熱量疊加而使溫度達到了硅的熔點使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又有著較大的導熱率從而了“流硅”現(xiàn)象的發(fā)生。陜西電廠碳化硅結(jié)合氮化硅廠家</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司是一家硅碳棒，硅碳管，熱電偶保護管。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，碳化硅保護管，氮化硅保護管，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，輻射管的公司，創(chuàng)建于2002-03-27。鄒平奧翔硅碳供應擁有一支經(jīng)驗豐富、技術(shù)創(chuàng)新的專業(yè)研發(fā)團隊，以高度的專注和執(zhí)著為客戶提供[ "硅碳棒廠家", "碳化硅保護管", "熱電偶保護管", "碳化硅結(jié)合氮化硅" ]。公司擁有多年的行業(yè)經(jīng)驗，每年以銷售收入達到50-100萬元，如果您想了解更多產(chǎn)品信息，請通過頁面上的電話聯(lián)系我們。鄒平奧翔硅碳供應始終關(guān)注自身，在風云變化的時代，我們對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使我們在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: 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