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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="hgsarya" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/15/636998399497396159_zbwuzi_1172358.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="xhoqco7" 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>甘肅耐腐蝕硅鉬棒,硅鉬棒</p><p><span>***更新：</span>2020-08-30 02:03:32</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="oxug3rl" 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(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="eyfcgxu" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="eykryug" class="box"><p><p>硅碳棒在爐膛內(nèi)升溫后，表面生成致密的氧化硅膜，這種抗氧化的保護膜，會起到延長壽命的作用。近年來，為了提高硅碳棒的使用時間，相對開發(fā)了各種涂層以防止元件老化，適合用于有各種氣體的爐內(nèi)。在使用中給元件加的電壓越大，它的表面溫度就升的越高。所以建議使用盡量小的表面負(fù)荷密度（功率）。冷端標(biāo)的電阻值為空氣中升溫1100℃所測，與冷態(tài)時肯定不相符，相差較大。一般情況下，硅碳棒表面功率是由爐內(nèi)溫度和表面溫度的關(guān)系求得，建議使用極限溫度為1450度以下。連續(xù)使用時，電壓與電流盡可能升的不要太快，以維持長壽命。接線時盡可能并聯(lián)，這是因為如果電阻值不同，串聯(lián)時電阻高的負(fù)荷集中，會導(dǎo)致某一個元件電阻快速增加，壽命變短。如果電阻值一樣，也可以串聯(lián)連接。新出貨時元件焊接處會有一厘米的長度溫度不會達(dá)到1500度，甘肅耐腐蝕硅鉬棒，所以在定規(guī)格時，熱端要略微長一點。具體溫度分布變化也因爐內(nèi)氣氛，使用條件的不同而不一樣，甘肅耐腐蝕硅鉬棒。硅碳棒會隨著使用溫度越高壽命變短，特別是在爐溫超過1400℃以后，元件氧化速度會加快，甘肅耐腐蝕硅鉬棒，壽命縮短，使用中盡可能避免表面溫度過高。奧翔硅碳愿和各界朋友真誠合作一同開拓。甘肅耐腐蝕硅鉬棒</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅耐腐蝕硅鉬棒,硅鉬棒" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/15/636998399497396159_zbwuzi_1172358.jpg"></div><p>硅鉬棒屬于一種電熱元件，具有耐高溫耐腐蝕的特點，不能單獨使用，需要安裝在高溫爐中配合使用。。硅鉬棒在高溫時(1500度以上)有些軟化，低溫時又硬又脆，為了避免溫變時產(chǎn)生應(yīng)力，有利于元件的熱脹冷縮，采用自由垂直的吊掛安裝方法。吊裝元件的拆換也較方便，不必等爐子冷下來，而可以熱換。河南硅鉬棒廠家在安裝硅鉬棒的過程中，安裝人員需要考慮很多方面的因素，比如硅鉬棒材質(zhì)較脆，不能承受碰撞，如果在安裝過程中不小心弄斷了硅鉬棒，高溫爐就無法達(dá)到應(yīng)有的工作效果因硅鉬棒是脆性材料，抗彎強度低，不能承受碰擊，在安裝過程中應(yīng)采取防護措施，以防折斷。連接導(dǎo)電帶時，必須先將石棉夾頭(或瓷夾頭)安裝好，夾緊時用力不能過大。將硅鉬棒裝進(jìn)塞磚，為了避免因裝卸移動而產(chǎn)生的機械應(yīng)力，塞磚要用泡沫剛玉磚制成的單獨磚塊。將裝有硅鉬棒的塞磚插入爐頂準(zhǔn)備好的空檔中，塞磚要突出于爐頂?shù)耐饷?，這樣便于拆卸。將導(dǎo)電帶同早已準(zhǔn)備好的連接支架相連接，但應(yīng)避免導(dǎo)電帶緊張和不自然的扭曲機械應(yīng)力。為了避免石棉夾頭因熱脹冷縮而可能使硅鉬棒下垂變形，可用水玻璃拌合的耐火泥漿涂在連接處，以便固定牢靠。吊裝時發(fā)熱部的錐體交界處與爐墻相距約25mm－3omm。廣東耐腐蝕硅鉬棒奧翔硅碳產(chǎn)品**國內(nèi)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅耐腐蝕硅鉬棒,硅鉬棒" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238607186416015/5859920.jpg"></div><p>多彎硅鉬棒一般用于高校和廠家試驗爐里面使用，溫度不是很高，可以不讓發(fā)熱部變形，更好的燒制試驗品。硅鉬棒發(fā)熱元件是一種以硅化鉬為基礎(chǔ)的電阻發(fā)熱元件，其在氧化氣氛下加熱到高溫，表面生成一層致密的石英玻璃膜，它可保持制品不再氧化。因硅鉬棒元件具有獨特的高溫抗氧化性。在氧化氣氛下使用溫席可達(dá)1800℃，其適用溫度為500~1700℃，可以用作陶瓷、磁性材料、玻璃、冶金、耐火材料等工業(yè)高溫爐的加熱元件。硅鉬棒的電阻不隨使用而改變，也就是不老化，因此新舊元件可以混合使用高溫抗氧化性：高溫氧化氣氛下，元件的表面生成一層致密的石英sio2保護層以防止mosi2繼續(xù)氧化。當(dāng)元件溫度大于1700℃，熔點為1710℃的石英保護層熔掉，由于表面張力的作用，石英熔聚成滴，而失去保護作用，元件在氧化氣氛下，再繼續(xù)使用時，石英保護層重新生成。</p><p>硅鉬棒阻性電熱元件，以二硅化鉬為基礎(chǔ)制成，耐高溫、抗氧化的。在高溫氧化性氣氛下使用時，表面生成一層光亮致密的石英(SiO2)玻璃膜，能夠保護硅鉬棒內(nèi)層不再氧化，硅鉬棒元件具有獨特的高溫抗氧化性。1800度硅鉬棒的焊接口飽滿，是突出的，鼓鼓的，焊接的地方?jīng)]有裂紋，這是與1700型的大不同之處；1800度硅鉬棒的表面更光滑，有金屬光澤；比重大，與1700型的相比，同樣規(guī)格的1800度硅鉬棒會更重一些；顏色不一樣。1700型硅鉬棒為了外觀好看，表面做了處理，看起來黑黑的；1800度硅鉬棒的使用電流與電壓都比1700度的小，同樣是熱端為9的元件，1800度的使用電流為220A，1700度元件在270A左右；使用溫度高，與1700度的要高出100度以上；制作樣式多，可以根據(jù)客戶要求制作各種各樣的硅鉬棒。奧翔硅碳公司可靠的質(zhì)量保證體系和經(jīng)營管理體系，使產(chǎn)品質(zhì)量日趨穩(wěn)定。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="甘肅耐腐蝕硅鉬棒,硅鉬棒" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238607270009765/87353.jpg"></div><p>什么是硅碳棒？這個類似金屬的棒是怎么形成的？它的作用是什么？硅碳棒是用高純度綠色六方碳化硅為主要原料，按一定料比加工制坯，經(jīng)2200℃高溫硅化再結(jié)晶燒結(jié)而制成的棒狀、管狀非金屬高溫電熱元件。首先硅碳棒是選用質(zhì)量高純度的碳化硅為原料，然后選取一定比例制作成胚。再經(jīng)過2000℃高溫硅化、在結(jié)晶狀態(tài)下形成棒狀或者管狀的硅碳棒電熱元件。氧化性氣氛中正常使用溫度可達(dá)1450℃，連續(xù)使用可達(dá)2000小時。值得注意的是，硅碳棒是非金屬電熱元件。硅碳棒有哪些品牌？硅碳棒什么牌子好？硅碳棒哪個牌子好？鄭州市銘鑫電熱材料有限公司，位于中原腹地世界文化遺產(chǎn)嵩山風(fēng)景區(qū)，距禪宗圣地少林寺向南10公里處，公司主要從事于二硅化鉬電熱元件和碳化硅電熱元件及鎢鉬材料的研究和生產(chǎn)發(fā)展，擁有雄厚的技術(shù)力量，先進(jìn)的工藝設(shè)備，完整的質(zhì)量保證體系和科學(xué)的管理模式。以客戶至上為理念，為客戶提供咨詢服務(wù)。甘肅耐腐蝕硅鉬棒</p><p style="text-indent:25px">奧翔硅碳用先進(jìn)的生產(chǎn)工藝和規(guī)范的質(zhì)量管理，打造優(yōu)良的產(chǎn)品！甘肅耐腐蝕硅鉬棒</p><p> 硅鉬棒阻性電熱元件是一種以二硅化鉬為基礎(chǔ)制成的耐高溫、抗氧化的電阻發(fā)熱元件。在高溫氧化性氣氛下使用時，表面生成一層光亮致密的石英（SiO2）玻璃膜，能夠保護硅鉬棒內(nèi)層不再氧化，因此硅鉬棒元件具有獨特的高溫抗氧化性。在氧化氣氛下、比較高使用溫度為1800℃，硅鉬棒電熱元件的電阻隨著溫度升高而迅速增加，當(dāng)溫度不變時電阻值穩(wěn)定。在正常情況下元件電阻不隨使用時間的長短而發(fā)生變化，因此，新舊硅鉬棒電熱元件可以混合使用。根據(jù)加熱設(shè)備裝置的結(jié)構(gòu)、工作氣氛和溫度，對電熱元件的表面負(fù)荷進(jìn)行正確地選擇，是硅鉬棒電熱元件的使用壽命的關(guān)鍵?；瘜W(xué)符號分子式：MoSi2理化性能密度：～抗彎強度：20MPa(20℃)維氏硬度(HV)：570kg/mm2氣孔率：～吸水率：熱伸長率：4%輻射系數(shù)：～(800～2000℃)產(chǎn)品應(yīng)用硅鉬棒電熱元件產(chǎn)品應(yīng)用于冶金、煉鋼、玻璃、陶瓷、耐火材料、晶體、電子元器件、半導(dǎo)體材料的研究、生產(chǎn)制造等領(lǐng)域，特別是對于高性能精密陶瓷、高等級人工晶體、精密結(jié)構(gòu)金屬陶瓷、玻璃纖維、光導(dǎo)纖維及高級合金鋼的生產(chǎn)。硅碳棒為非金屬電熱元件，是用高純度綠色六方碳化硅為主要原料，經(jīng)2200℃高溫再結(jié)晶制成的，正常使用溫度可達(dá)1450℃，合理使用條件下。甘肅耐腐蝕硅鉬棒</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司位于山東省濱州市，創(chuàng)立于2002-03-27。鄒平奧翔硅碳供應(yīng)致力于為客戶提供質(zhì)量的硅碳棒廠家，碳化硅保護管，熱電偶保護管，碳化硅結(jié)合氮化硅，一切以用戶需求為中心，深受廣大客戶的歡迎。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造機械及行業(yè)設(shè)備質(zhì)量品牌。鄒平奧翔硅碳供應(yīng)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/1088938.html</p></div></div></div></div></div><div id="vu23wik" class="page-right twoColRt"><div id="xr3umdz" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fpbn2jv" 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" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應(yīng)</p></a></div><div id="sc88d28" class="recomPic likePro"><a 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