昌平區(qū)222型釜用機(jī)械密封伊格爾博格曼機(jī)械密封供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買(mǎi)產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" 這兩套密封與旋轉(zhuǎn)方向有關(guān)，進(jìn)出口端不能裝錯(cuò)，泵效套也不能互換。高速機(jī)械密封當(dāng)線速度超過(guò)25~30m/s時(shí)，可視為高速，有的密封公司把滑動(dòng)面速度高達(dá)33m/s，才作為高速機(jī)械密封.’我國(guó)ZBJ2"><meta name="keywords" content="昌平區(qū)222型釜用機(jī)械密封,釜用機(jī)械密封"><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 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href="http://www.cdcfah.com/">首頁(yè)?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_mifengjian/">密封件</a>?<a href="http://www.cdcfah.com/cp/third-mifengjian_jmf/">機(jī)械密封</a>?昌平區(qū)222型釜用機(jī)械密封伊格爾博格曼機(jī)械密封供應(yīng)</p><div id="jzv9z7z" class="leftbox clearfix"><h1>昌平區(qū)222型釜用機(jī)械密封伊格爾博格曼機(jī)械密封供應(yīng)</h1><div id="l779f5d" class="proBig"><div id="h73hr5r" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637327525362480469/9289807.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="r9flptd" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637327525362480469/9289807.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="9rfb9r7" 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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>昌平區(qū)222型釜用機(jī)械密封,釜用機(jī)械密封</p><p><span>***更新：</span>2021-02-02 01:11:15</p><p><span id="click" >瀏覽次數(shù)：14次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="n7tzn5h" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">伊格爾博格曼機(jī)械密封（張家港）有限公司</a></p><p><span>聯(lián)系人：</span>閆女士</p><p><span>郵箱: </span>eaglebugmann@qq.com</p><p><span>電話: </span>18013293108</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://eaglebugmann.com</p><p><span>手機(jī): </span>0512-58756006</p><p><span>地址: </span>德積福民村（天霸路）</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="9rnjdxz" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="9b77zvz" class="box"><p><p> 這兩套密封與旋轉(zhuǎn)方向有關(guān)，進(jìn)出口端不能裝錯(cuò)，泵效套也不能互換。高速機(jī)械密封當(dāng)線速度超過(guò)25~30m/s時(shí)，可視為高速，有的密封公司把滑動(dòng)面速度高達(dá)33m/s，才作為高速機(jī)械密封.’我國(guó)ZBJ22-001-88規(guī)定密封端面平均線速度為25~100m/s時(shí)為高速機(jī)械密封，密封端面平均線速度大于100m/S時(shí)為超高速機(jī)械密封.在高速時(shí)，昌平區(qū)222型釜用機(jī)械密封，由于離心力的影響，造成振動(dòng)和不平衡度，高速如同高壓一樣，產(chǎn)生熱變形，昌平區(qū)222型釜用機(jī)械密封、熱應(yīng)力裂紋及磨損物、沉淀物引起泄漏損失，而且這種損失將隨滑動(dòng)速度的增加而強(qiáng)烈地增加.一、高速機(jī)械密封的要求1.減少轉(zhuǎn)動(dòng)件的重量(質(zhì)量)，提高動(dòng)力平衡度高速時(shí)，離心力的影響使彈簧扭曲和偏離銷(xiāo)孔中心，因此，彈簧必須是靜止式。這樣減少了轉(zhuǎn)動(dòng)件的重量及由此造成的不平衡度。2.及時(shí)排除摩擦熱加大冷卻介質(zhì)的流量，高速泵為10~20L/min，有的高速密封的沖洗量達(dá)50~100L/min。用油作阻封液時(shí)，為了使氣體的溶解度和結(jié)焦盡量小，應(yīng)選用粘度低的油。如摩擦副處于高溫條件下工作時(shí)，要盡一切可能使密封液在蒸發(fā)時(shí)不留殘?jiān)?，所以使用聚乙二醇這類(lèi)合成介質(zhì)作阻封液，3.及時(shí)檢查滑動(dòng)端面磨損量當(dāng)端面磨損量達(dá)到，就要對(duì)端面進(jìn)行研磨，并重新檢查端面粗糙度和平直度。二，昌平區(qū)222型釜用機(jī)械密封、9AB型高速泵機(jī)械密封。秦皇島M461釜用機(jī)械密封廠家。昌平區(qū)222型釜用機(jī)械密封</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昌平區(qū)222型釜用機(jī)械密封,釜用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637327525362480469/9289807.png"></div><p> 也稱(chēng)平直度）是密封環(huán)很重要的一個(gè)質(zhì)量指標(biāo)，要求在0．0009mm以?xún)?nèi)，這樣的數(shù)量級(jí)用普通的量具是無(wú)法測(cè)量的。既準(zhǔn)確又迅速的方法是用光干涉法。它需要一個(gè)光學(xué)平晶和單色光源，一般用鈉光燈。檢測(cè)時(shí)，將平晶放到被檢的密封端面上，斜上方用鈉光燈照射（圖15）檢查干涉條紋的數(shù)量。鈉光的波長(zhǎng)為0．6μm，每個(gè)干涉條紋為半個(gè)波長(zhǎng)，即一條干涉條紋為0．3μm，由干涉條紋的數(shù)量即可確定密封端面的平面度。確定干涉條紋的數(shù)量：密封端面的平面度不同，條紋的種類(lèi)也不同。圖16表示了幾種平面度合格的圖像，至于不合格的圖像各式各樣未予繪出。圖16a是平直的條紋，表明密封端面的平面度接近光學(xué)平晶的平面度，這種平面度高；圖16b是彎曲的條紋，干涉條紋數(shù)在一條以?xún)?nèi)，即小于μm；圖16c也是彎曲的條紋，干涉條紋數(shù)二條，平面度在μm以?xún)?nèi)；圖16d是同心圓狀的干涉條紋，如果是從平板研磨后取下來(lái)檢驗(yàn)平面度，這說(shuō)明端面的內(nèi)緣高，外緣低，同心圓數(shù)量越多，其內(nèi)外緣高低差別越大。出面同心圓的條紋不要超過(guò)2個(gè)。六、動(dòng)環(huán)和靜環(huán)動(dòng)環(huán)可分為非補(bǔ)償型和補(bǔ)償型兩種。在靜止型機(jī)械密封中，采用非補(bǔ)償型動(dòng)環(huán)，固在軸上，有的用軸套壓緊在軸上（圖3）。補(bǔ)償型動(dòng)環(huán)***用于旋轉(zhuǎn)型機(jī)械密封中。昌平區(qū)222型釜用機(jī)械密封鶴壁2009釜用機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昌平區(qū)222型釜用機(jī)械密封,釜用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637327525294716797/5764253.png"></div><p> 纏繞式波形彈簧材料可選用SU302、SUS304、SUA631J1和SUSS632等，材料的化學(xué)成應(yīng)符合GB/T3280-2008、GB/T4238-2007的規(guī)定，材料的尺寸精度要按表9-12規(guī)定。扁帶材料外表光滑，無(wú)凹坑、劃傷、斷裂、裂縫和其他物理缺陷，邊緣為圓形。纏繞式波形彈簧工作負(fù)荷的允許偏差為該負(fù)荷的10%。各種類(lèi)型纏繞式波形彈簧的疲勞性能應(yīng)符合表9-13要求。3形橡膠密封圈的技術(shù)要求由于橡膠是彈性材料，在負(fù)荷作用下發(fā)生變形，尤其是在壓力高的場(chǎng)合合下，會(huì)使密封圈擠入密封間隙，影響浮動(dòng)性而使密封失效。因此。要根據(jù)使用壓力合理選擇O形橡膠密封圈的硬度和其截面直徑。一般高壓時(shí)選擇硬度較高的密封圈.低壓時(shí)選擇硬度較低的密封圈。常用橡膠O形圈的硬度為邵氏70±5。制造機(jī)械密封用O形圈的模具分模面盡量避開(kāi)內(nèi)外側(cè)及上下側(cè)的工作面，一般采用45°開(kāi)模，以保證良好的密封性能。截面尺寸要均勻，其截面形狀參考圖，不得存在凹凸不平、氣泡、雜質(zhì)等缺陷。O形橡膠密封圈內(nèi)徑極限偏差見(jiàn)表9-14，截面直徑偏差見(jiàn)表915。</p><p> 要將軸封部分的溫度設(shè)計(jì)為0℃，這時(shí)用作氣體密封，密封圈可用普通O形或V形密封圈。密封結(jié)構(gòu)是與泵體結(jié)構(gòu)相適應(yīng)，常用的低溫泵采用立式結(jié)構(gòu).3.輔助裝置(1)要盡可能加大沖洗量，加強(qiáng)冷卻措施，或提高密封腔內(nèi)壓力，來(lái)控制液溫升高所引起的氣化現(xiàn)象，要***避免從泵出口端裝沖洗管線來(lái)沖洗密封端面，因?yàn)樵诘蜏叵?，這種沖洗管線內(nèi)液體會(huì)氣化.所以，一般采逆流沖洗方式.(2)防止單端面密封在泵停轉(zhuǎn)過(guò)程中大氣中水分與密封接觸使邊緣結(jié)冰，可用甲醇等化冰劑加以溶解，阻封部分也可通人氮?dú)飧蓺饧右员Ｗo(hù).總之，既要充分冷卻又要采取保冷措施。(3)在高于密封面的部位裝設(shè)排氣管線，這樣，如果產(chǎn)生氣體也可從排氣管線逸出。有關(guān)低溫泵的輔助裝置見(jiàn)第七章一節(jié)低溫泵輔助系統(tǒng)。二、低溫甲烷泵機(jī)械密封低溫泵通常是立式結(jié)構(gòu)，密封腔設(shè)在泵的上部，密封結(jié)構(gòu)為雙端面平衡型機(jī)械密封。低溫泵的結(jié)構(gòu)及布置如圖10-19所示。1.低溫泵的結(jié)構(gòu)特點(diǎn)(1)筒形結(jié)構(gòu)，不必?fù)?dān)心低溫時(shí)發(fā)生變形.(2)一級(jí)葉輪位于底部，通過(guò)增減柱形筒體的長(zhǎng)度(圖10-19中的葉輪只列出二級(jí)，實(shí)際有十多級(jí))，.來(lái)適應(yīng)葉輪級(jí)數(shù)的變化。(3)液體從上向下進(jìn)人葉輪，由吸人端排氣從而起到有效的氣體分離器作用。(4)立式結(jié)構(gòu)排氣順暢。威海M461釜用機(jī)械密封件。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="昌平區(qū)222型釜用機(jī)械密封,釜用機(jī)械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637327525993574219/7876503.png"></div><p> 也可采用內(nèi)裝式結(jié)構(gòu).實(shí)際上，引進(jìn)裝置工藝泵的機(jī)械密封絕大部分為內(nèi)裝式密封.輸送危險(xiǎn)性大的介質(zhì)，可選用雙端面密封結(jié)構(gòu)，并引人隔離液保護(hù).此外，也可采用彈簧帶有保護(hù)層的措施.例如，彈簧外加套塑料軟管或噴涂一層防腐層，圖10-22為彈簧加保護(hù)套的密封結(jié)構(gòu).2.材質(zhì)上選用耐腐蝕材科推薦耐蝕材質(zhì)，這是根本出路.石油化工引進(jìn)裝置所用.的機(jī)械密封大部分從材質(zhì)上解決了耐蝕問(wèn)題，·所以在國(guó)外大的密封公司的樣本或手冊(cè)中都備有不同介質(zhì)所對(duì)應(yīng)的密封型號(hào)選定表.3.對(duì)泄漏的腐蝕性或有毒的介質(zhì)進(jìn)行收集、安全排放或處理后排放.例如，有的帶回收液盤(pán)，有的裝排放管線，圖上標(biāo)明排放至安全區(qū)域.揚(yáng)子石油化工公司引進(jìn)裝置應(yīng)角的機(jī)械密封大部分為耐腐蝕的密封，典型的如英國(guó)克蘭公司的59U、59B和10T型，日本比拉公司的BB8型和Eagle公司Y4D。型，西德布格曼公司TF型和Wernert公司橡膠波紋管(ConcertinaWalls)型密封.國(guó)內(nèi)用于耐腐蝕泵用機(jī)械密封有:151、152、153、154型.結(jié)構(gòu)如圖10-23、10-24、10-25、10-26所示.含有磨料介質(zhì)和高粘度介質(zhì)的機(jī)械密封密封介質(zhì)一般總有雜質(zhì)，所以要經(jīng)過(guò)處理，就是經(jīng)過(guò)處理的介質(zhì)也會(huì)在工藝過(guò)程中產(chǎn)生結(jié)晶、凝固和反應(yīng)物析出。蕪湖212釜用機(jī)械密封件。昌平區(qū)222型釜用機(jī)械密封</p><p style="text-indent:25px">湘潭212釜用機(jī)械密封件。昌平區(qū)222型釜用機(jī)械密封</p><p> 有時(shí)密封介質(zhì)本身就是各種懸浮漿液，這些介質(zhì)中的顆粒對(duì)密封起著磨料作用.高粘度介質(zhì)常指粘度大于Pa·s(700cP)的介質(zhì).一、含有磨料介質(zhì)的機(jī)械密封實(shí)際生產(chǎn)中經(jīng)常遇到液一固兩相或氣一固兩相介質(zhì)的密封問(wèn)題，而機(jī)械密封的大敵是含有固體顆粒的溶液.磨料介質(zhì)包含以下幾種情況:1.處理物料是漿液;2.在機(jī)體和管線內(nèi)有雜質(zhì)混人;3.由于溫度變化有結(jié)晶析出或有凝固物產(chǎn)生;4.在密封端面內(nèi)有溶解物析出;5.由于化學(xué)反應(yīng)有固體物質(zhì)產(chǎn)生;6.由于電化學(xué)作用在密封端面內(nèi)析出和附著金屬物質(zhì).普通單端面機(jī)械密封遇到磨料介質(zhì)時(shí)產(chǎn)生下列故璋:1.密封端面早期磨損;2.動(dòng)環(huán)因間隙阻塞和密封圈摩擦力增大而不能動(dòng)作;3.密封圈不能起緩沖作用;4.彈簧被雜質(zhì)阻塞不能動(dòng)作;5.軸不能旋轉(zhuǎn);6.整個(gè)密封失效.對(duì)含磨料介質(zhì)的密封應(yīng)采取以下措施:1.加強(qiáng)沖洗冷卻措施，防止雜質(zhì)在密封腔內(nèi)淤塞，如單端面密封應(yīng)加注液潤(rùn)滑，雙端面密封則加阻封液或阻封液和輔助注液合用;2.摩擦副材料選用硬對(duì)硬配合，常用硬質(zhì)合金對(duì)硬質(zhì)合金(或陶瓷);3.盡童采用大彈簧，減少顆粒阻塞機(jī)會(huì)；4.如用波紋管密封代替普通機(jī)械密封，建議用橡膠波紋管和焊接金屬經(jīng)過(guò)噴涂或合成橡膠包夜的波紋管，因?yàn)橐话憬饘俨y管對(duì)處理砂漿液能力差。昌平區(qū)222型釜用機(jī)械密封</p></p><br /><p>文章來(lái)源地址: 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