江西鋁廠碳化硅結(jié)合氮化硅批發(fā) 鄒平奧翔硅碳供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 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?，所以元件只能采用U型，槽型或雙螺紋硅碳棒，江西鋁廠碳化硅結(jié)合氮化硅批發(fā)，輻射管的直徑隨元件的間距而定，保護(hù)管直徑比較大"><meta name="keywords" content="江西鋁廠碳化硅結(jié)合氮化硅批發(fā)"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta 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class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403242478978_zbwuzi_1847859.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="scj8ary" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403242478978_zbwuzi_1847859.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="m8eg3bi" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)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>江西鋁廠碳化硅結(jié)合氮化硅批發(fā)</p><p><span>***更新：</span>2020-06-03 08:04:01</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="2vcevhj" 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="duqiu29" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="xwt78bt" 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，江西鋁廠碳化硅結(jié)合氮化硅批發(fā)，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(zhǎng)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(jià)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(kāi)口的，江西鋁廠碳化硅結(jié)合氮化硅批發(fā)，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(duì)金屬溶液沒(méi)污染，江西鋁廠碳化硅結(jié)合氮化硅批發(fā)，熱膨脹系數(shù)低，不掉渣，不開(kāi)裂，耐高溫（比較高使用溫度1750℃），結(jié)構(gòu)簡(jiǎn)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(duì)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(kāi)口的用于鋁輪轂制造時(shí)鋁液從管子的低端升到高處，又稱作升液管。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西鋁廠碳化硅結(jié)合氮化硅批發(fā)" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998403242478978_zbwuzi_1847859.jpg"></div><p> 小編說(shuō)一下氮化硅結(jié)合碳化硅在陶瓷產(chǎn)品上怎樣制備的，氮化硅結(jié)合碳化硅在制作窯具成型工藝上一般有：半干成型、注漿成型和等靜壓成型三種，氮化燒成是制備氮化硅結(jié)合碳化硅材料的關(guān)鍵步驥，其結(jié)果是一定要氮化完全，使制品中的殘留游離硅降至比較低。這里主要是控制反應(yīng)速度，若反應(yīng)過(guò)于激烈、原料中的Si被放出的熱熔融而結(jié)塊，造成反應(yīng)不完全，破壞制品的結(jié)構(gòu)。另外在實(shí)際生產(chǎn)中產(chǎn)品規(guī)格多樣，厚薄各異，要預(yù)先確定每種產(chǎn)品所需的氮化時(shí)間及速度困難較大，氮化難以完全。因此，可預(yù)先確定標(biāo)準(zhǔn)爐壓，不排尾氣，以靜態(tài)氮化的“氣耗定升溫”來(lái)控制，這樣可直觀了解氮化過(guò)程，便于調(diào)整氨化工藝參數(shù).同時(shí)還可使氮化速率均勻,保證產(chǎn)品性能的可靠性。因而氮化硅結(jié)合碳化硅所制出來(lái)的窯具和工藝品的品質(zhì)是很高的。氮化硅結(jié)合碳化硅在窯具的使用上比較，說(shuō)一下輥棒類的，大家都知道輥棒在輥道窯里是比較關(guān)鍵的一部分，而輥棒的質(zhì)量將直接影響窯道的功能和燒成的產(chǎn)品質(zhì)量，就目前我國(guó)陶瓷輥棒材質(zhì)主要是高鋁質(zhì)，在輥道窯高溫區(qū)使用存在不少缺點(diǎn)，主要有受高溫抗彎強(qiáng)度的影響，還有就是受抗震性能影響；那么氮化硅結(jié)合碳化硅材質(zhì)輥棒由于有高的高溫強(qiáng)度，良好的抗熱震能力。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西鋁廠碳化硅結(jié)合氮化硅批發(fā)" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605110019531/1898561.jpg"></div><p style="text-indent:25px"> 氮化硅結(jié)合碳化硅添加不同助劑時(shí)的外貌變化：在添加不同的燒結(jié)助劑對(duì)氮化硅結(jié)合碳化硅樣品的主要物相為SiC和Si3N4，我們?nèi)追N樣品進(jìn)行實(shí)驗(yàn)，首先樣品A和樣品C主要含有α-Si3N4，樣品B主要含有β-Si3N4，α-Si3N4呈針狀，β-Si3N4呈棒狀；樣品C中α-Si3N4特征峰強(qiáng)度較樣品A而言更強(qiáng)；圖譜中出現(xiàn)的Si5AlON7、Y2Si2O7的衍射峰，說(shuō)明燒結(jié)助劑在燒結(jié)過(guò)程中與Si3N4或SiO2發(fā)生反應(yīng)。經(jīng)過(guò)試驗(yàn)我們看樣品的SEM照片得出以下結(jié)論(A)Si3N4晶須呈棉絮狀含量較少，主要附著在SiC顆粒表面；(B)樣品Si3N4晶須呈長(zhǎng)棒狀多為β-Si3N4，主要嵌插在碳化硅顆粒間表面粗糙；(C)Si3N4晶須呈針狀，分布在表面和孔隙間。以上闡述是氮化硅結(jié)合碳化硅在添加不同燒結(jié)助劑時(shí)的物相以及在顯微鏡下的形狀樣貌。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江西鋁廠碳化硅結(jié)合氮化硅批發(fā)" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238605112773437/4048655.jpg"></div></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/129928.html</p></div></div></div></div></div><div id="rqn8vxo" class="page-right twoColRt"><div id="nrtv38g" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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