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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="hqxewd7" 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>鹽城中型機(jī)械密封供貨商,密封</p><p><span>***更新：</span>2020-11-29 11:10:36</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="sahzg3l" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">漣水創(chuàng)密機(jī)械制造有限公司</a></p><p><span>聯(lián)系人：</span>袁經(jīng)理</p><p><span>郵箱: </span>lscmjx@163.com</p><p><span>電話: </span>15250888877</p><p><span>傳真: </span>153_</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>153-66621921</p><p><span>地址: </span>高溝鎮(zhèn)高揚(yáng)民營經(jīng)濟(jì)產(chǎn)業(yè)園</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="dwtqx8c" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="8kjbyg8" class="box"><p><p> 機(jī)械密封的安裝前準(zhǔn)備工作及注意事項(xiàng) </p> <p> 以上檢修工作完成后，需要重新安裝機(jī)封，在安裝前先必須做好準(zhǔn)備工作： </p> <p> 1、如果更換新機(jī)封，須檢查機(jī)械密封的型號(hào)、規(guī)格是否正確，質(zhì)量是否符合標(biāo)準(zhǔn)； </p> <p> 2、靜環(huán)尾部防轉(zhuǎn)槽端與防轉(zhuǎn)銷頂部應(yīng)保持1mm-2mm的軸向間隙，以免緩沖失效； </p> <p> 3、動(dòng)、靜環(huán)端面用酒精清洗干凈，其余金屬件用汽油清洗并用潔凈的壓縮空氣吹干，仔細(xì)檢查務(wù)心保證動(dòng)、靜環(huán)密封面沒有任何損傷。裝配前，兩件“0”形橡膠密封圈應(yīng)涂上一層潤滑油膏，動(dòng)、靜環(huán)端面不許涂油。 </p> <p> 機(jī)械密封的安裝 </p> <p> 機(jī)封安裝順序及注意事項(xiàng)如下： </p> <p> 1、在轉(zhuǎn)子與泵體的相對位置固定之后，確定機(jī)械密封的安裝位置，根據(jù)密封的安裝尺寸及靜環(huán)在壓蓋中的位置，測算出密封在軸或軸套上的定位尺寸； </p> <p> 2、安裝機(jī)封動(dòng)環(huán)，動(dòng)環(huán)安裝后須保證能其在軸上靈活移動(dòng)； </p> <p> 3、將組裝好的靜環(huán)部分和動(dòng)環(huán)部分組裝好； </p> <p> 4、把密封端蓋裝在密封體內(nèi)，并將螺絲擰緊，鹽城中型機(jī)械密封供貨商。機(jī)械密封按工作條件和介質(zhì)性質(zhì)的不同，有耐高溫，鹽城中型機(jī)械密封供貨商、耐低溫機(jī)械密封，鹽城中型機(jī)械密封供貨商，耐高壓、耐腐蝕機(jī)械密封等。鹽城中型機(jī)械密封供貨商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鹽城中型機(jī)械密封供貨商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637247298025927734/7414589.jpg"></div><p> 機(jī)械密封泄露的主要原因： </p> <p> 1.長期磨損 </p> <p> 機(jī)械磨損將引起密封副的正常配合關(guān)系被破壞，當(dāng)端面出現(xiàn)一定的磨損，傳動(dòng)軸每轉(zhuǎn)一轉(zhuǎn)密封件都要作軸向位移和徑向擺動(dòng)。根據(jù)磨損痕跡可以判斷運(yùn)動(dòng)和磨損情況，也可以確定密封泄漏的原因。例如，密封副磨損痕跡均勻，各零件的配合良好，這就說明傳動(dòng)部分的同軸度良好。這時(shí)密封端面產(chǎn)生的泄漏，可能不是由密封本身問題引起的。若泄漏量為常數(shù)，就意味著泄漏不是發(fā)生在兩端面之間，有可能發(fā)生在其他部位上，如靜密封處。再如，密封開始使用時(shí)就泄漏，且觀察不到摩擦端面磨損痕跡，可能是旋轉(zhuǎn)環(huán)相對于靜止環(huán)不旋轉(zhuǎn)或打滑，其原因可能是防轉(zhuǎn)銷松脫或折斷，或是底座的孔徑小于密封件的外徑，由于安裝不到位所致。鹽城中型機(jī)械密封供貨商在機(jī)泵的實(shí)際使用過程中，一定要對機(jī)泵進(jìn)行合理使用，盡量避免對機(jī)泵進(jìn)行超負(fù)荷運(yùn)行。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鹽城中型機(jī)械密封供貨商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245501820322265/1337432.jpg"></div><p> 碳化硅陶瓷是近年發(fā)展的新材料。它具有很低的摩擦因數(shù)，很高的硬度，良好的耐磨性。它具有良好的化學(xué)穩(wěn)定性、耐熱性和抗熱振性。 </p> <p> 碳化硅有反應(yīng)燒結(jié)碳化硅、常壓燒結(jié)碳化硅和熱壓碳化硅。 </p> <p> 硬質(zhì)合金。硬質(zhì)合金主要是碳化鎢WC，分別有鈷基碳化鎢WC-Co、鎳基碳化鎢WC-Ni和鈷-鎳基碳化鎢WC-Co-Ni。碳化鎢的特點(diǎn)：硬度高，耐磨性好；機(jī)械強(qiáng)度高，抗彎性好；導(dǎo)熱率較高而膨脹系數(shù)較小，密封面摩擦熱容易導(dǎo)出；無鈷硬質(zhì)合金耐腐蝕性較好。 </p> <p> 作為輔助密封圈的材料有橡膠、塑料、石棉、膨脹石墨、石墨和金屬脹圈等。橡膠圈是使用廣的一種輔助密封圈。常用的橡膠密封圈材料有丁腈橡膠、氟橡膠、硅橡膠、氯丁橡膠、丁苯橡膠等。 </p><p> 按密封膠硫化方法分類 </p> <p> 此類密封膠系列利用空氣中的水分進(jìn)行硫化。它主要包括單組分的聚氨酯、硅橡膠和聚硫橡膠等。其聚合物基料中含有活性基因，能同空氣中的水發(fā)生反應(yīng)，形成交聯(lián)鍵，使密封膠硫化成網(wǎng)狀結(jié)構(gòu)。大氣中的濕氣作為硫化反應(yīng)中的催化劑。 </p> <p> 化學(xué)硫化型密封膠 </p> <p> 雙組分的聚氨酯、硅橡膠、聚硫橡膠、氯丁橡膠和環(huán)氧樹脂密封膠都屬于這一類，一般在室溫條件下完成硫化。某些單組分的氯磺化聚乙烯和氯丁橡膠密封膠以及聚氯乙烯溶膠糊狀密封膠（如汽車用點(diǎn)焊膠），則須在條件下經(jīng)化學(xué)反應(yīng)完成硫化。 O形密封圈安裝在溝槽和被密封面之間，有一定壓縮量，產(chǎn)生的反彈力給予光滑面和溝槽底面初始的壓縮應(yīng)力。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="鹽城中型機(jī)械密封供貨商,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245501347109375/3655189.jpg"></div><p> 熱轉(zhuǎn)變型密封膠 </p> <p> 用增塑劑分散的聚氯乙烯樹脂和含有瀝青的橡膠并用的密封膠是兩個(gè)不同類型的熱轉(zhuǎn)變體系。乙烯基樹脂增塑體在室溫下是液態(tài)懸浮體，通過加熱轉(zhuǎn)化為固體而硬化；而橡膠——瀝青并用密封膠則為熱熔性的。 </p> <p> 氧化硬化型密封膠 </p> <p> 表面干燥的嵌縫或安裝玻璃用密封膠屬這種類型，主要以干性和半干性植物油為基材。油料可以是精制聚合的、吹制的或化學(xué)改性的。用環(huán)烷酸鈷作催干劑加速表面干燥而內(nèi)部不硬化；環(huán)烷酸鉛可使表面和內(nèi)部都硬化；而環(huán)烷酸錳使內(nèi)部硬化更有效。泵在停一段時(shí)間后再啟動(dòng)時(shí)泄漏，因?yàn)槟Σ粮备浇橘|(zhì)的凝固、結(jié)晶，摩擦副上有水垢、彈簧腐蝕、阻塞而失彈。鹽城中型機(jī)械密封供貨商</p><p style="text-indent:25px">隨著機(jī)械密封在機(jī)泵中的使用越來越多，使用要求也越來越高。鹽城中型機(jī)械密封供貨商</p><p> 機(jī)械密封件（端面密封件） </p> <p> 密封術(shù)語英文：Mehanical seal（face seal） </p> <p> 密封術(shù)語說明：由至少一對垂直旋轉(zhuǎn)軸線的端面在流體壓力和補(bǔ)償機(jī)構(gòu)彈力（或磁力）的作用之下以及輔助密封件的配合下保持貼合并相對滑動(dòng)而構(gòu)成的防止流體泄漏的裝置，稱之為機(jī)械密封件或端面密封件了。 </p> <p> 液體動(dòng)壓式機(jī)械密封件 </p> <p> 密封術(shù)語英文：hydrodynamic mechanical seal </p> <p> 密封術(shù)語說明：密封端面設(shè)計(jì)成特殊的幾何形狀，利用相對旋轉(zhuǎn)自行產(chǎn)生流體動(dòng)壓效應(yīng)的機(jī)械密封件。 </p> <p> 切向作用流體動(dòng)壓式機(jī)械密封件 </p> <p> 密封術(shù)語英文：tangential acting hydrodynamic mechanical seal </p> <p> 密封術(shù)語說明：能在切向形成流體動(dòng)壓分布的流體動(dòng)壓式機(jī)械密封件。． </p> <p> 徑向作用流體動(dòng)壓式機(jī)械密封件（主動(dòng)作用流體動(dòng)壓式機(jī)械密封件） </p> <p> 密封術(shù)語英文：radial acting hydrodynamic mechanical seal（positive acting hydrodynamic mechanical seal） </p> <p> 密封術(shù)語說明：能在徑向形成其有抵抗泄漏作用的流體動(dòng)壓力分布的流體動(dòng)壓式機(jī)械密封件。 </p> <p> 流體靜壓式機(jī)械密封件 </p> <p> 密封術(shù)語英文：hydrostatic mechanical seal </p> <p> 密封術(shù)語說明：密封端面設(shè)計(jì)成特殊的幾何形狀，利用外部引入的壓力流體或被密封介質(zhì)本身通過密封界面的壓力降產(chǎn)生流體靜壓效應(yīng)的機(jī)械密封件。鹽城中型機(jī)械密封供貨商</p><p style="text-indent:25px">漣水創(chuàng)密機(jī)械制造有限公司是一家漣水創(chuàng)密機(jī)械制造有限公司產(chǎn)品包括:輕型密封、中型密封、重型密封，廣泛應(yīng)用于石油、化工、電力、造紙，食品，機(jī)械密封件來料加工（塑料機(jī)械密封件除外）、銷售；機(jī)械配件、汽車配件銷售；自營和代理各類商品及技術(shù)的進(jìn)出口業(yè)務(wù)，的公司，是一家集研發(fā)、設(shè)計(jì)、生產(chǎn)和銷售為一體的專業(yè)化公司。創(chuàng)密機(jī)械制造作為漣水創(chuàng)密機(jī)械制造有限公司產(chǎn)品包括:輕型密封、中型密封、重型密封，廣泛應(yīng)用于石油、化工、電力、造紙，食品，機(jī)械密封件來料加工（塑料機(jī)械密封件除外）、銷售；機(jī)械配件、汽車配件銷售；自營和代理各類商品及技術(shù)的進(jìn)出口業(yè)務(wù)，的企業(yè)之一，為客戶提供良好的輕型密封，中型密封，重型密封，小型水泵。創(chuàng)密機(jī)械制造致力于把技術(shù)上的創(chuàng)新展現(xiàn)成對用戶產(chǎn)品上的貼心，為用戶帶來良好體驗(yàn)。創(chuàng)密機(jī)械制造始終關(guān)注機(jī)械及行業(yè)設(shè)備行業(yè)。滿足市場需求，提高產(chǎn)品價(jià)值，是我們前行的力量。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/2194841.html</p></div></div></div></div></div><div id="luro7mr" class="page-right twoColRt"><div id="8oas2og" class="box01 margin10 clearfix"><h3><a href="http://m.cdcfah.com/cp/">猜你喜歡</a></h3><div id="zovnfro" class="recomPic likePro"><a href="http://m.cdcfah.com/cp/814588.html"><div><img 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