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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>江蘇省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>常州重型密封批量采購,密封</p><p><span>***更新：</span>2020-11-23 15:17:23</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="fjbdfrt" 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: </span>153-66621921</p><p><span>地址: </span>高溝鎮(zhèn)高揚民營經(jīng)濟產(chǎn)業(yè)園</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="gf7v3s7" class="page-proshow02"><p class="title">詳細說明</p><div id="o3ony7d" class="box"><p><p> 水泵機械密封選型方法 </p> <p> 機械密封按工作條件和介質(zhì)性質(zhì)的不同，有耐高溫、耐低溫機械密封，耐高壓、耐腐蝕機械密封，耐顆粒介質(zhì)機械密封和適應易汽化的輕質(zhì)烴介質(zhì)的機械密封等，應根據(jù)不同的用處選取不同結(jié)構(gòu)型式和材料的機械密封。 </p> <p> 選型的主要參數(shù)有：密封腔體壓力(MPA)、流體溫度(℃)、工作速度(M/S)，常州重型密封批量采購、流體的特性以及安裝密封的有效空間等。 </p> <p> 選型的基本原則為： </p> <p> 1、根據(jù)密封腔體壓力，確定密封結(jié)構(gòu)采用平衡型或非平衡型，單端面或雙端面等。 </p> <p> 2、根據(jù)工作速度，確定采用旋轉(zhuǎn)式或靜止式，流體動壓式或非接觸型。 </p> <p> 3、根據(jù)溫度及流體性質(zhì)，確定摩擦副和輔助密封材料，以及正確選擇潤滑、沖洗、保溫、冷卻等機械密封循環(huán)保護系統(tǒng)等。 </p> <p> 4、根據(jù)安裝密封的有效空間，確定采用多彈簧或單彈簧或波形彈簧，內(nèi)裝式或外裝式。摩擦副所用的材料耐磨性差，常州重型密封批量采購，常州重型密封批量采購、摩擦系數(shù)大、端面比壓（包括彈簧比壓）過大等,都會縮短機械密封的使用壽命。常州重型密封批量采購</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州重型密封批量采購,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245507406562500/7476.jpg"></div><p style="text-indent:25px">目前，污水泵產(chǎn)品常用的密封形式有兩種:填料密封和機械密封。填料密封，如圖1所示，是古老的一種密封結(jié)構(gòu)，發(fā)源于工業(yè)**之前的傳統(tǒng)密封裝置，有著100年的材料工藝、潤滑劑系統(tǒng)和制造方法，并保持持續(xù)進步，目前很多的應用場合。經(jīng)分析，該軟填料密封結(jié)構(gòu)存在如下缺點:1.密封介質(zhì)含有的雜質(zhì)嚴重影響密封性能。雜質(zhì)進入軟填料密封內(nèi)部，進一步增大了填料密封和軸套之間的摩擦、磨損。雖然材料耐磨性較好，但是使用效果仍然不佳，泄漏頻繁。另外由于沒有采用封液對填料密封進行潤滑冷卻，也加劇了填料與軸套之間的磨損。2.工作狀態(tài)不穩(wěn)定需頻繁調(diào)整和更換填料。由于軟填料自身具有的粘彈特性，在工作狀態(tài)下會出現(xiàn)明顯的應力松弛。為保持其正常的密封功能，需不斷地通過壓緊壓蓋來增大填料與軸的徑向接觸力，同時也增大了軟填料與軸的磨損，因此不得不經(jīng)常更換(或添加)填料，維修工作量和費用較大增加。3.磨損嚴重致使能耗量大。根據(jù)軟填料密封的工作機理，填料密封與軸(或軸套)之間必須保持較大的徑向接觸壓力以維持密封，因此填料和軸(或軸套)的摩擦、磨損都很嚴重，在密封很快失去工作能力的同時，造成相當大的能耗浪費。南通工業(yè)密封中間商對于含有固體顆粒介質(zhì)，密封面進入固體顆粒是導致使密封失效的主要原因。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州重型密封批量采購,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245501245556640/1782264.jpg"></div><p> 機械密封安裝、使用技術(shù)要領： </p> <p> 安裝時在與密封相接觸的表面應涂一層清潔的機械油，以便能順利裝；設備的密封腔部位在安裝時應保持清潔，密封零件應進行清洗，保持密封端面完好無損，防止雜質(zhì)和灰塵帶入密封部位；在安裝過程中嚴禁敲打和碰擊，以免使機械密封付破損而造成密封失效；設備轉(zhuǎn)軸的勁向跳動應≤0.04毫米，軸向竄動量不允許大于0.1毫米；安裝靜環(huán)壓蓋時，擰緊螺絲必須受力均勻，保證靜環(huán)端面與軸垂直求；安裝后用手推動動環(huán)，能使動環(huán)在軸上靈活移動，并有一定彈性；安裝后用手盤動轉(zhuǎn)軸、轉(zhuǎn)軸應無輕重感覺；設備在運轉(zhuǎn)前必須充滿介質(zhì)，以防止干摩擦而使密封失效；對易結(jié)晶、顆粒介質(zhì)，對介質(zhì)溫度＞80℃時，應采取相應的沖洗、過濾、冷卻措施，各種輔助裝置請參照機械密封有關標準。 </p><p> CJ2系列機械密封件 </p> <p> <p> 單端面 </p> <p> 非平衡型 </p> <p> 錐形彈簧 </p> <p> 固定旋向 </p> <p> 符合EN12756(DIN24960)標準 </p> <p> CJ2系列的機械密封,其旋轉(zhuǎn)環(huán)為石墨,主要適用于介質(zhì)為水的循環(huán)泵和加熱系統(tǒng),靜環(huán)可選配G4、G6、G9等型式。 </p> <p> 材料組合 </p> <p> 密封端面: 石墨、碳化硅、碳化鎢、氧化鋁、不銹鋼 </p> <p> 輔助密封: 丁腈膠、氟橡膠、乙丙膠、PTFE </p> <p> 金屬構(gòu)件: 不銹鋼 </p> <p> <span style="font-size:12px;"> 運行參數(shù)</span> </p> <p> 規(guī) 格: 6～80 mm </p> <p> 壓力: ≤1.0 Mpa </p> <p> 溫度: -20～180℃ </p> <p> 線速度: ≤15 m/s </p> <p> 軸向竄動量: ±1.0 mm </p> <p> 漣水創(chuàng)密機械制造有限公司致力于機械及行業(yè)設備，以科技創(chuàng)新實現(xiàn)***管理的追求。創(chuàng)密機械制造深耕行業(yè)多年，始終以客戶的需求為向?qū)?，為客戶提?**的[ "輕型密封", "中型密封", "重型密封", "小型水泵" ]。公司終堅持自主研發(fā)創(chuàng)新發(fā)展理念，不斷優(yōu)化的技術(shù)、產(chǎn)品為客戶帶來效益，目前年營業(yè)額達到700-1000萬元。創(chuàng)密機械制造始終關注自身，在風云變化的時代，我們對自身的建設毫不懈怠，高度的專注與執(zhí)著使我們在行業(yè)的從容而自信。 </p> 隨著機械密封在機泵中的使用越來越多，使用要求也越來越高。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="常州重型密封批量采購,密封" src="https://tyunfile.71360.com/UploadFile/lscmjx/637245501188613281/2330165.png"></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。在實際安裝過程中，應該做好對裝配圖的核對工作，并檢各種零件表面是否出現(xiàn)了劃痕、缺點等情況。常州泵用密封生產(chǎn)廠家</p><p style="text-indent:25px">機械密封的正常運行必須具備以下條件：機械密封的泵軸撓度要小，加上機械密封自身性能，才能達到密封效果。常州重型密封批量采購</p><p> 化工設備機械密封失效的過程中會呈現(xiàn)一定的癥狀，其常見的癥狀可以歸納為以下幾點：機械設備出現(xiàn)持續(xù)性的泄漏狀況，在化工設備工作時，會出現(xiàn)尖叫等情況。其次，當化工設備在運行的過程中，其密封面的外側(cè)會出現(xiàn)石墨粉塵，它們會凝聚在一塊。另者，當化工設備在運行時，其密封處發(fā)出爆鳴聲音，這也可能會是出現(xiàn)化工設備機械密封失效。同時，如果泵以及軸一直振動，密封的使用壽命比較短，這也有可能是因為化工設備機械密封失效。當化工設備出現(xiàn)以上情況時，相關技術(shù)人員應該對機械密封進行檢查，進一步確定是否是化工設備機械密封失效，同時找出其失效的原因。 </p> <p> 化工機械設備無泄漏是永恒的追求，就是因為這樣的追求推進了磁力泵與屏蔽泵的良好發(fā)展?？墒且胝嬲刈龅綗o泄漏，那么經(jīng)歷的路程很長。機械密封可謂是一種比較先進的動密封產(chǎn)品，主要是借助介質(zhì)壓力以及彈簧力，應用一對平滑而且有流體膜的表面使其密封。和填料密封進行比較，機械密封的效果更加突出，而且不磨損，應用的年限較長，消耗的具體功率比較小，所以，在進行動密封的位置應用甚多。常州重型密封批量采購</p><p style="text-indent:25px">漣水創(chuàng)密機械制造有限公司致力于機械及行業(yè)設備，是一家貿(mào)易型的公司。公司業(yè)務分為輕型密封，中型密封，重型密封，小型水泵等，目前不斷進行創(chuàng)新和服務改進，為客戶提供良好的產(chǎn)品和服務。公司注重以質(zhì)量為中心，以服務為理念，秉持誠信為本的理念，打造機械及行業(yè)設備良好品牌。創(chuàng)密機械制造秉承“客戶為尊、服務為榮、創(chuàng)意為先、技術(shù)為實”的經(jīng)營理念，全力打造公司的重點競爭力。</p></p><br /><p>文章來源地址: 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