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href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</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>?湖北耐腐蝕氮化硅保護管廠價直銷鄒平奧翔硅碳供應(yīng)</p><div id="cwovsub" class="leftbox clearfix"><h1>湖北耐腐蝕氮化硅保護管廠價直銷鄒平奧翔硅碳供應(yīng)</h1><div id="7zvnp3l" class="proBig"><div id="zs8sjqc" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998424404004729_zbwuzi_4901460.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zjgifho" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998424404004729_zbwuzi_4901460.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="d78sebt" 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>湖北耐腐蝕氮化硅保護管廠價直銷,氮化硅保護管</p><p><span>***更新：</span>2020-08-10 11:02:39</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="hb7ln8a" 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="2j2jqcu" class="page-proshow02"><p class="title">詳細說明</p><div id="2f9yvcy" class="box"><p><p style="text-indent:25px">氮化硅與水幾乎不發(fā)生作用；在濃強酸溶液中緩慢水解生成銨鹽和二氧化硅；易溶于氫氟酸，與稀酸不起作用。濃強堿溶液能緩慢腐蝕氮化硅，熔融的強堿能很快使氮化硅轉(zhuǎn)變?yōu)楣杷猁}和氨，湖北耐腐蝕氮化硅保護管廠價直銷。氮化硅在 600℃以上能使過渡金屬（見過渡元素）氧化物、氧化鉛、氧化鋅和二氧化錫等還原，湖北耐腐蝕氮化硅保護管廠價直銷,并放出氧化氮和二氧化氮。1285℃ 時氮化硅與二氮化三鈣Ca3N2發(fā)生以下反應(yīng)： Ca3N2+Si3N4─→3CaSiN2 氮化硅的制法有以下幾種：在1300～1400℃時將粉狀硅與氮氣反應(yīng)；在1500℃時將純硅與氨作用；在含少量氫氣的氮氣中灼燒二氧化硅和碳的混合物;將SiCl4的氨解產(chǎn)物Si(NH2)4完全熱分解。氮化硅可用作催化劑載體、耐高溫材料、涂層和磨料等，湖北耐腐蝕氮化硅保護管廠價直銷。公司實力雄厚，產(chǎn)品質(zhì)量可靠。湖北耐腐蝕氮化硅保護管廠價直銷</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北耐腐蝕氮化硅保護管廠價直銷,氮化硅保護管" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998424404004729_zbwuzi_4901460.jpg"></div><p style="text-indent:25px">氮化硅的強度很高，尤其是熱壓氮化硅，是世界上**堅硬的物質(zhì)之一。它極耐高溫，強度一直可以維持到1200℃的高溫而不下降，受熱后不會熔成融體，一直到1900℃才會分解，并有驚人的耐化學(xué)腐蝕性能，能耐幾乎所有的無機酸和30%以下的燒堿溶液，也能耐很多有機酸的腐蝕；同時又是一種高性能電絕緣材料。氮化硅 - 性質(zhì)　化學(xué)式Si3N4。白色粉狀晶體;熔點1900℃,密度3.44克/厘米(20℃)；有兩種變體：α型為六方密堆積結(jié)構(gòu)；β型為似晶石結(jié)構(gòu)。氮化硅有雜質(zhì)或過量硅時呈灰色。主要應(yīng)用于高溫行業(yè)。其中碳化硅保護管占了主要的位置。河南防腐蝕氮化硅保護管廠奧翔硅碳設(shè)備的引進更加豐富了公司的設(shè)備品種，為用戶提供了更多的選擇空間。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北耐腐蝕氮化硅保護管廠價直銷,氮化硅保護管" src="http://tyunfile.71360.com/UpLoadFile/2019/7/27/16/636998424088453159_zbwuzi_2925212.jpg"></div><p> 該產(chǎn)品一般不需研磨加工即可使用.反應(yīng)燒結(jié)法適于制造形狀復(fù)雜,尺寸精確的零件,成本也低,但氮化時間很長.熱壓燒結(jié)法(HPS)是將Si3N4粉末和少量添加劑(如MgO、Al2O3、MgF2、Fe2O3等),在1916MPa以上的壓強和1600℃以上的溫度進行熱壓成型燒結(jié).英國和美國的一些公司采用的熱壓燒結(jié)Si3N4陶瓷,其強度高達981MPa以上.燒結(jié)時添加物和物相組成對產(chǎn)品性能有很大的影響.由于嚴格控制晶界相的組成,以及在Si3N4陶瓷燒結(jié)后進行適當?shù)臒崽幚?所以可以獲得即使溫度高達1300℃時強度(可達490MPa以上)也不會明顯下降的Si3N4系陶瓷材料,而且抗蠕變性可提高三個數(shù)量級.若對Si3N4陶瓷材料進行1400―――1500℃高溫預(yù)氧化處理,則在陶瓷材料表面上形成Si2N2O相,它能提高Si3N4陶瓷的耐氧化性和高溫強度.熱壓燒結(jié)法生產(chǎn)的Si3N4陶瓷的機械性能比反應(yīng)燒結(jié)的Si3N4要優(yōu)異,強度高、密度大.但制造成本高、燒結(jié)設(shè)備復(fù)雜,由于燒結(jié)體收縮大,使產(chǎn)品的尺寸精度受到一定的限制,難以制造復(fù)雜零件,只能制造形狀簡單的零件制品,工件的機械加工也較困難常壓燒結(jié)法(PLS)在提高燒結(jié)氮氣氛壓力方面,利用Si3N4分解溫度升高(通常在N2=1atm氣壓下,從1800℃開始分解)的性質(zhì),在1700―――1800℃溫度范圍內(nèi)進行常壓燒結(jié)后。 </p><p> 氮化硅制品生產(chǎn)中保護套管是一件非常重要的部件，采用靜壓素坯成型，可以經(jīng)過高溫反應(yīng)燒結(jié)、烘干氮化工藝制成的，下面就給大家介紹一下它的保護套管，方便今后我們的使用：一、特點1、設(shè)備耐溫高。2、有較好的化學(xué)熱穩(wěn)定性，熱震性能好，導(dǎo)熱系數(shù)高。3、耐急冷急熱，可直接用于金屬液體中，表面光滑不掉渣。4、抗高溫氧化性能優(yōu)，耐酸堿，耐磨，抗高溫流體沖刷性能好，具有較高抗折強度。二、用途1、金屬液體測溫保護更加優(yōu)異，在鋁、銅、鋅、鎂等熔融金屬液體中廣泛應(yīng)用。2、用于各種高溫發(fā)熱元件爐管、保護管、熱鍍鋅加熱輻射管、浸液套。3、煤氣、天然氣加熱、各種工業(yè)窯爐的高溫窯具、加熱保溫等。氮化硅制品保護套管是以精細氮化硅結(jié)合RSiC為主要原料，被應(yīng)用于鋁合金低壓鑄造及壓鑄行業(yè)升液管、攪拌器、流鋁液槽斗等，可想而知保護套管對產(chǎn)品的重要性，我們?nèi)杖粘Ｒ煤玫谋ｐB(yǎng)。奧翔硅碳擁有先進的產(chǎn)品生產(chǎn)設(shè)備，雄厚的技術(shù)力量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北耐腐蝕氮化硅保護管廠價直銷,氮化硅保護管" src="https://tyunfile.71360.com/UploadFile/zbwuzi/637238611242919922/2447803.jpg"></div><p> 但迄今尚未找到可供開采的礦源。純碳化硅是無色透明的晶體。工業(yè)碳化硅因所含雜質(zhì)的種類和含量不同，而呈淺黃、綠、藍乃至黑色，透明度隨其純度不同而異。碳化硅晶體結(jié)構(gòu)分為六方或菱面體的α-SiC和立方體的β-SiC(稱立方碳化硅)。α-SiC由于其晶體結(jié)構(gòu)中碳和硅原子的堆垛序列不同而構(gòu)成許多不同變體，已發(fā)現(xiàn)70余種。β-SiC于2100℃以上時轉(zhuǎn)變?yōu)棣?SiC。碳化硅的工業(yè)制法是用質(zhì)量石英砂和石油焦在電阻爐內(nèi)煉制。煉得的碳化硅塊，經(jīng)破碎、酸堿洗、磁選和篩分或水選而制成各種粒度的產(chǎn)品。碳化硅有黑碳化硅和綠碳化硅兩個常用的基本品種，都屬α-SiC。①黑碳化硅含SiC約，其韌性高于綠碳化硅，大多用于加工抗張強度低的材料，如玻璃、陶瓷、石材、耐火材料、鑄鐵和有色金屬等。②綠碳化硅含SiC99%以上，大多用于加工硬質(zhì)合金、鈦合金和光學(xué)玻璃，也用于珩磨汽缸套和精磨高速鋼。此外還有立方碳化硅，它是以特殊工藝制取的黃綠色晶體，用以制作的磨具適于軸承的超精加工，可使表面粗糙度從Ra32～～。碳化硅是一種磨料.砂輪是用磨來料和結(jié)合劑樹脂等制成的**有通孔的圓形固結(jié)磨具.砂輪是磨具中用量比較大、使用面**廣的一種,使用時高速旋轉(zhuǎn)。奧翔硅碳累積點滴改進，邁向優(yōu)良品質(zhì)！湖北耐腐蝕氮化硅保護管廠價直銷</p><p style="text-indent:25px">奧翔硅碳有著質(zhì)量的服務(wù)質(zhì)量和極高的信用等級。湖北耐腐蝕氮化硅保護管廠價直銷</p><p> 碳化硅的主要用途有哪些?金剛砂又名碳化硅包括黑碳化硅和綠碳化硅，其中：黑碳化硅是以石英砂,石油焦和質(zhì)量硅石為主要原料,通過電阻爐高溫冶煉而成。其硬度介于剛玉和金剛石之間,機械強度高于剛玉,性脆而鋒利。綠碳化硅是以石油焦和質(zhì)量硅石為主要原料,添加食鹽作為添加劑，通過電阻爐高溫冶煉而成。其硬度介于剛玉和金剛石之間,機械強度高于剛玉。那么碳化硅的主要用途有哪些?1、磨料--主要是因為碳化硅具有很高的硬度，化學(xué)穩(wěn)定性和一定的韌性，所以碳化硅能用于制造固結(jié)磨具、涂附磨具和自由研磨，從而來加工玻璃、陶瓷、石材、鑄鐵及某些非鐵金屬、硬質(zhì)合金、鈦合金、高速鋼和砂輪等。2、耐火材料和耐腐蝕材料---主要是因為碳化硅具有高熔點(分解度)、化學(xué)惰性和抗熱振性，所以碳化硅能用于磨具、陶瓷制品燒成窯爐中用的棚板和匣缽、煉鋅工業(yè)豎缸蒸餾爐用的碳化硅磚、鋁電解槽襯、坩鍋、小件爐材等多種碳化硅陶瓷制品。3、化工用途--因為碳化硅可在溶融鋼水中分解并和鋼水中的離氧、金屬氧化物反應(yīng)生成一氧化碳和含硅爐渣。所以它可作為冶煉鋼鐵的凈化劑，即用作煉鋼的脫氧劑和鑄鐵改良劑。這一般使用低純度的碳化硅，以降低成本。同時還可以作為制造四氯化硅的原料。湖北耐腐蝕氮化硅保護管廠價直銷</p><p style="text-indent:25px">鄒平縣奧翔硅碳制品有限公司創(chuàng)立于2002-03-27，是一家生產(chǎn)型公司。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。公司秉持誠信為本的經(jīng)營理念，在機械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導(dǎo)，以自主產(chǎn)品為**，發(fā)揮人才優(yōu)勢，打造機械及行業(yè)設(shè)備質(zhì)量品牌。公司憑借深厚技術(shù)支持，年營業(yè)額度達到50-100萬元，并與多家行業(yè)**公司建立了緊密的合作關(guān)系。</p></p><br /><p>文章來源地址: 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