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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="3fkodyk" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990697626953/3923738.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="vjysagc" 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(guān)鍵詞：</span>營口凱泉泵用機械密封,泵用機械密封</p><p><span>***更新：</span>2020-10-12 09:08:10</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="vys0qj8" 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: </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="y5igo8d" class="page-proshow02"><p class="title">詳細說明</p><div id="gfn8hfy" class="box"><p><p> 這種結(jié)構(gòu)類似形式很多(見圖4-8)，它的熱流體動力效應(yīng)是在密封上形成，在密封環(huán)旋轉(zhuǎn)的時候，槽能使液體強烈地冷卻距它較遠的密封表面。進行這種冷卻時，在密封環(huán)的初始表面上形成與槽數(shù)相等的流體動力楔和高壓區(qū).由于切向流和壓力降，在每一個槽后形成慧星狀潤滑楔(圖10-14).因此，隨著密面上載荷與滑動速度的增加，摩擦系數(shù)反而減小(圖10-15).二、HSHF型高壓機械密封介紹芳烴裝置加料泵液力透平GAT-101A，功率968kW，轉(zhuǎn)速6748r/min，輸送介質(zhì)為烴類，使用溫度43~39度，進口壓力，出口壓力，機械密封是布格曼公司HSHF型高壓密封，其定型產(chǎn)品為單端面、流體動壓式帶泵效螺旋的結(jié)構(gòu).原工作參數(shù)P=5(14)MPa，營口凱泉泵用機械密封,t=300'C，營口凱泉泵用機械密封,V<50m/s,因單端面密封結(jié)構(gòu)不能滿足使用要求，所以采用雙端面結(jié)構(gòu)，由一個動環(huán)對兩個靜環(huán)，結(jié)構(gòu)比較緊湊，它是筒形結(jié)構(gòu)，安裝比較方便之(圖10-16).用于液力透平進口端密封是HSHFD3/95規(guī)格，泵效套(6A)是右螺旋，泵效外殼(16A)是左螺旋;用于出口端密封是HSHFD4/95規(guī)格，泵效套(6B)是左螺旋，泵效外殼(16B)是右螺旋.因此，這兩套密封與旋轉(zhuǎn)方向有關(guān)，進出口端不能裝錯，泵效套也不能互換，營口凱泉泵用機械密封。高速機械密封當(dāng)線速度超過25~30m/s時，可視為高速。遵義化工泵用機械密封廠家。營口凱泉泵用機械密封</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="營口凱泉泵用機械密封,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990697626953/3923738.png"></div><p> 七、目前應(yīng)用的密封種類根據(jù)制造方法和材料的不同，目前應(yīng)用的密封環(huán)有整體式密封環(huán)（用同一種材料制造）、組合式密封環(huán)、表面堆焊硬質(zhì)合金和噴涂陶瓷等多種結(jié)構(gòu)。整體式密封環(huán)種類：這種密封環(huán)因用同一種材料制成，材料的性能在密封環(huán)的各個部位均勻一致，沒有組合式密封環(huán)泄漏和分離的缺陷，也沒有電化學(xué)腐蝕的可能。制造軟環(huán)大都用石墨，制造硬環(huán)時可用各種合金鋼，如軸承鋼（GCr9）、高速鋼（W18CrV）及其他合金鋼（如40Cr、3Cr13等），也有的用合金鑄鐵（如硅、鉻和鎳鑄鐵）。采用這些材料時，都要輔之以適當(dāng)?shù)臒崽幚砉に嚕蕴岣咂溆捕群湍湍バ?。這類材料價格較低，如果使用恰當(dāng)，也有較長的壽命。為了進一步提高硬度和延長使用壽命，可采用硬質(zhì)合金制造。常用的硬質(zhì)合金為鉆基碳化鎢，性能較好，但價格高。鋼結(jié)硬質(zhì)合金的價格較低。為了提高在腐蝕介質(zhì)中的耐蝕性，有鎳基碳化鎢，而哈氏合金有更高的耐蝕性，但價格昂貴。此外，還有用碳化硅及其他陶瓷材料制造的密封環(huán)。出現(xiàn)組合式由封環(huán)的原因碳化鎢等材料有優(yōu)良的性能，但是價格高，加工困難，限制了它的使用。為解決這個矛盾，出現(xiàn)了組合式密封環(huán)。密封端面采用硬質(zhì)合金，密封環(huán)的基體。營口凱泉泵用機械密封圖木舒克循環(huán)泵用機械密封選型。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="營口凱泉泵用機械密封,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990586083984/8203619.png"></div><p> 機械密封與潤滑概述機械潤滑相關(guān)內(nèi)容概念：潤滑是在相互接觸、相對運動的兩固體摩擦表面間，引入潤滑劑（流體或固體等物質(zhì)），將摩擦表面分開的方法。潤滑劑能夠牢固地吸附在機器零件的摩擦面上，形成一定厚度的潤滑膜，它與摩擦表面的結(jié)合力很強，但其本身分子間的摩擦系數(shù)很小。當(dāng)摩擦副被潤滑膜隔開時，它們在作相對運動時就不會直接接觸，使兩摩擦副之間的摩擦轉(zhuǎn)變成潤滑劑的本身間摩擦，磨擦系數(shù)減少，達到減小摩擦、磨損的目的。機械密封相關(guān)內(nèi)容密封種類：密封分兩大類，靜密封和動密封。靜密封指相對靜止的結(jié)合面間的密封；動密封指相對運動的結(jié)合面間的密封。動密封按其形式與結(jié)構(gòu)又分接觸式密封和非接觸式密封。接觸式密封，兩密封結(jié)合面間相互接觸，并作相對運動（或填料與結(jié)合面間作相對運動）。密封圈1000G機械相關(guān)領(lǐng)域資料內(nèi)容涉及的面很廣，具體來說內(nèi)容涵蓋傳統(tǒng)機械行業(yè)、機械加工、制造技術(shù)、材料類、材料成型、電氣行業(yè)、液壓行業(yè)、機電類、機械傳動、一千多份非標(biāo)設(shè)備三維模型和非標(biāo)設(shè)計等等領(lǐng)域。</p><p> 氣體不會在泵的中部滯留·(5)無軸的彎曲問題，軸封可遠離泵體，減少熱的影響。電機安裝架為遮風(fēng)結(jié)構(gòu)，所以電機的溫升對泵幾乎沒有影響。(6)泵殼埋于地下，易于保冷.所以，石油液化氣用的低溫泵常用以上這種結(jié)構(gòu).2.低溫甲烷泵機械密封甲烷液化氣在-99℃時的蒸汽壓接近3MPa.乙烯裝置脫甲烷塔底泵在-53℃時出口壓力近似3MPa，采用雙端面串聯(lián)式機械密封，它是比拉公司BB81-K7+BB81B-S7型，尺寸為45x39與50x45(圖10-20)。耐腐蝕機械密封在腐蝕性介質(zhì)中，機械密封的零件受到介質(zhì)的強烈侵蝕，摩擦面同時受到.腐蝕和磨損，這種現(xiàn)象稱為“磨蝕“，其腐蝕速度約為無摩擦?xí)r的10~50倍.某些結(jié)構(gòu)材料具有優(yōu)良的耐蝕性能，耐磨性能卻較差;而另一些結(jié)構(gòu)材料雖具有良好的耐磨性，耐蝕性卻很差.因此，摩擦副應(yīng)選擇既要耐腐蝕又要耐磨，輔助密封圈、彈擠和結(jié)構(gòu)件也要有良好的耐蝕性能.在設(shè)計耐腐蝕機械密封時，一般采取以下一些措施:1.結(jié)構(gòu)上的隔離措施采用外裝式結(jié)構(gòu)，經(jīng)過適當(dāng)?shù)倪x擇，外裝式密封可以做到無金屬件與工藝介質(zhì)接觸，小的零件如彈簧、銷子可不受工藝介質(zhì)腐蝕.外裝式有普通型機械密封和波紋管型機械密封兩種，’以波紋管型密封結(jié)構(gòu)較好(圖10-21).如密封件材質(zhì)耐蝕能力許可。內(nèi)蒙古福斯泵用機械密封型號。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="營口凱泉泵用機械密封,泵用機械密封" src="https://tyunfile.71360.com/UploadFile/ygebgm/637324990541582031/8933132.png"></div><p> 葉輪能方便軸向調(diào)節(jié)保持葉輪與前蓋板與耐磨板的間隙，從而保持泵的高效率。這是始終保持泵高效運行的簡便和有效的辦法。（4）泵的布臵形式為“后拉式”結(jié)構(gòu)。這樣可使泵在拆卸葉輪、機械密封和軸組件時無須拆卸泵的進出口管線。（5）軸承采用稀油潤滑。軸承安裝在有橡膠密封圈輔助密封的可拆卸軸承盒內(nèi)，防止污物和水進入。（6）泵軸為大直徑、短軸頭，可以減少軸在工作中的撓曲，從而延長密封的使用壽命。“總述：背拉出式設(shè)計整套轉(zhuǎn)子部件可以從電機端拉出，易于維護，泵體可保留在管路上，無需拆卸電機。軸承支架可調(diào)節(jié),提高耐磨性能,軸承采用浸油潤滑。泵體：泵體尺寸足夠承壓及耐磨，材料采用2605N，可焊，蝸舌部分特殊耐磨處理，流道切線出口，泵體設(shè)臵底腳支承方式。耐磨板：該零件裝在泵體與進口之間，材料為Cr30A，此種材料具有優(yōu)良的抗磨蝕及耐沖蝕綜合性能，由此而延長了泵體和葉輪的使用壽命?！蔽覀兌贾烂摿虮檬蔷哂心透g性能的泵，主要用于具有腐蝕性液體的輸送。那具體來說，它能應(yīng)用在哪些領(lǐng)域呢？1、硫酸磷肥業(yè)：稀酸、母液、污水、海水、含硅膠的氟硅酸，磷酸料漿等介質(zhì)的輸送。圖木舒克渣漿泵用機械密封選型。營口凱泉泵用機械密封</p><p style="text-indent:25px">寶雞循環(huán)泵用機械密封泄露。營口凱泉泵用機械密封</p><p> 輸送泵輸送的介質(zhì)為甲醇，甲醇揮發(fā)度高、無色、易燃易爆、有毒。易燃，其蒸氣與空氣可形成爆炸性混合物。遇明火、高熱能引起燃燒爆炸。與氧化劑接觸發(fā)生化學(xué)反應(yīng)或引起燃燒。在火場中，受熱的容器有爆炸危險。能在較低處擴散到相當(dāng)遠的地方，遇明火會引著回燃。燃燒分解一氧化碳、二氧化碳、水。有劇毒。（3）輸送泵輸送甲醇危險物料的安全性比較根據(jù)甲醇泵輸送甲醇危險物料可能存在的安全風(fēng)險和泵結(jié)構(gòu)特點及軸封特性分析可知，單端面密封離心泵、雙端面密封離心泵、屏蔽泵在輸送甲醇危險物料時：①蔽泵可以達到無泄漏的要求，所以安全。②雙端面密封離心泵具有的兩級密封，當(dāng)內(nèi)機封泄漏時，會先泄漏到外級機封的沖洗冷卻系統(tǒng)壓力罐，而沒有直接泄漏到環(huán)境中來，確保初步的安全，所以相對比較安全。③單端面密封離心泵只有一級密封，當(dāng)機封泄漏時，泵體介質(zhì)會直接泄漏到環(huán)境中，所以安全性一般。（4）經(jīng)濟性的比較對于經(jīng)濟性的比較，單端面密封離心泵和雙端面密封離心泵設(shè)備投資費用稍微低，但后期的設(shè)備故障率高，檢修維護多；而屏蔽泵因制造工藝技術(shù)要求高，則前期設(shè)備投資費用高，一般為國產(chǎn)的離心泵的2-4倍，但后期的設(shè)備檢修維護會相對低。記相關(guān)的統(tǒng)計。營口凱泉泵用機械密封</p><p style="text-indent:25px">伊格爾博格曼機械密封（張家港）有限公司主要經(jīng)營范圍是機械及行業(yè)設(shè)備，擁有一支專業(yè)技術(shù)團隊和良好的市場口碑。張家港博格曼致力于為客戶提供良好的機械密封，泵用機械密封，釜用機械密封，攪拌器機械密封，一切以用戶需求為中心，深受廣大客戶的歡迎。公司從事機械及行業(yè)設(shè)備多年，有著創(chuàng)新的設(shè)計、強大的技術(shù)，還有一批獨立的專業(yè)化的隊伍，確保為客戶提供良好的產(chǎn)品及服務(wù)。張家港博格曼立足于全國市場，依托強大的研發(fā)實力，融合前沿的技術(shù)理念，飛快響應(yīng)客戶的變化需求。</p></p><br 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