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class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szftjdz/637341195077939453/9239033.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="kzonuq3" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szftjdz/637341195077939453/9239033.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="b7hg8h8" 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>河南白色高溫脂生產(chǎn),脂</p><p><span>***更新：</span>2021-02-05 05:20:23</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="3u8vjpj" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州福藤井電子科技有限公司</a></p><p><span>聯(lián)系人：</span>曾先生</p><p><span>郵箱: </span>futengjing@163.com</p><p><span>電話: </span>13806263217</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://molydo.com</p><p><span>手機(jī): </span>0512-55117038</p><p><span>地址: </span>昆山市玉山鎮(zhèn)聯(lián)邦國(guó)際商務(wù)花園1號(hào)樓</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="nea27z4" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="cwn4oiu" class="box"><p><p style="text-indent:25px">水分可以加速潤(rùn)滑油脂的氧化變質(zhì)，促使?jié)櫥椭浕?，稠度增大。有的試?yàn)結(jié)果表明，即或是多0.01％的微量水分也對(duì)軸承有不良影響。放射性的影響：　原子能發(fā)電站的原子堆周圍附屬機(jī)械設(shè)備的軸承，河南白色高溫脂生產(chǎn)，是可能受到射線影響的。一般認(rèn)為，當(dāng)射線強(qiáng)度超過(guò)1xl0的6次方Sv左右時(shí)，就對(duì)所選用的基礎(chǔ)油起變質(zhì)劣化作用。繼續(xù)受射線作用，則使基礎(chǔ)油膠凝，并進(jìn)一步發(fā)生固化作用而發(fā)生嚴(yán)重事故。當(dāng)射線強(qiáng)度超過(guò)0.5—3xl06次方Sv左右時(shí)，對(duì)所選用的皂基稠化劑的結(jié)構(gòu)將受到破壞而軟化。因此，河南白色高溫脂生產(chǎn)，有射線作用的機(jī)械部位必須選用抗輻射潤(rùn)滑油脂。在未加任何功能添加劑的前提下，粘度越大，河南白色高溫脂生產(chǎn)，油膜強(qiáng)度越高，流動(dòng)性越差。河南白色高溫脂生產(chǎn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南白色高溫脂生產(chǎn),脂" src="https://tyunfile.71360.com/UploadFile/szftjdz/637341195077939453/9239033.png"></div><p style="text-indent:25px">電動(dòng)機(jī)的軸承溫度一般應(yīng)控制在65-80之間，合金滑動(dòng)軸承較好低于65。潤(rùn)滑油脂選用通則：各種機(jī)械設(shè)備由于設(shè)計(jì)及工況不同，對(duì)潤(rùn)滑油脂提出不同的要求。選用潤(rùn)滑油脂的基本要求如下，供用戶參考。質(zhì)量要求：潤(rùn)滑的目的是為了減少摩擦、降低磨損。潤(rùn)滑油潤(rùn)滑還可以帶走摩擦產(chǎn)生的熱量，從而降低摩擦表面的溫度，起到冷卻作用。因此，必須根據(jù)機(jī)械設(shè)備的操作條件來(lái)選用不同質(zhì)量要求的潤(rùn)滑油脂。例如，對(duì)于不同壓縮比的汽油發(fā)動(dòng)機(jī)，就應(yīng)該選用相應(yīng)質(zhì)量等級(jí)的汽油機(jī)油。正是由于汽油發(fā)動(dòng)機(jī)的變化，才帶動(dòng)了汽油機(jī)油的升級(jí)換代。廣東高溫氟素脂售價(jià)潤(rùn)滑脂的作用主要是潤(rùn)滑、保護(hù)和密封。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南白色高溫脂生產(chǎn),脂" src="https://tyunfile.71360.com/UploadFile/szftjdz/637341195190908203/8367790.png"></div><p style="text-indent:25px">在國(guó)家的經(jīng)濟(jì)建設(shè)和人們的日常生活中，機(jī)械設(shè)備是必不可少的，其作用非常重要。尤其是在現(xiàn)代工業(yè)領(lǐng)域內(nèi)，普遍使用于機(jī)械化大生產(chǎn)中。據(jù)統(tǒng)計(jì)，在機(jī)械制造企業(yè)中，因潤(rùn)滑不良或潤(rùn)滑方法不當(dāng)引起的約占30%或者更高。為了保證機(jī)械部位的正確潤(rùn)滑，一定要詳細(xì)掌握機(jī)械設(shè)備的操作條件，包括使用溫度，承受的負(fù)荷、運(yùn)轉(zhuǎn)速度、結(jié)構(gòu)材料、周圍環(huán)境等，以便于選用潤(rùn)滑油脂的類型，滿足使用要求。決定潤(rùn)滑油脂品質(zhì)優(yōu)劣的重要標(biāo)志是抗磨性能和使用壽命，而決定使用壽命的主要指標(biāo)是潤(rùn)滑油脂的分油量、蒸發(fā)度和抗氧化能力等。</p><p style="text-indent:25px">潤(rùn)滑油或潤(rùn)滑脂的選用：潤(rùn)滑油一般能形成流體潤(rùn)滑，使摩擦副的兩個(gè)摩擦表面被油膜完全隔開(kāi)，減少摩擦表面的摩擦，降低磨損，同時(shí)具有冷卻降溫作用，因此，潤(rùn)滑油是機(jī)械設(shè)備潤(rùn)滑的選擇。潤(rùn)滑脂能很好地粘附在機(jī)械設(shè)備摩擦部件的表面上，不容易流失和滑落，特別是當(dāng)熱或機(jī)械作用逐漸變小，乃至消失時(shí)，潤(rùn)滑脂逐漸變稠，并恢復(fù)到一定的稠度，因此選用潤(rùn)滑脂潤(rùn)滑不需要經(jīng)常添加，且具有一定的防護(hù)作用，可以適用于一些工況。例如較高溫或較低溫、重負(fù)荷和震動(dòng)負(fù)荷、中速或低速、經(jīng)常間歇或往復(fù)運(yùn)動(dòng)的軸承，特別是處于垂直位置的機(jī)械設(shè)備。潤(rùn)滑油脂的基本性能包括一般理化性能、特殊理化性能和模擬臺(tái)架試驗(yàn)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="河南白色高溫脂生產(chǎn),脂" src="https://tyunfile.71360.com/UploadFile/szftjdz/637341194941005859/1553875.png"></div><p style="text-indent:25px">粘度指數(shù)：粘度指數(shù)表示油品粘度隨溫度變化的程度。粘度指數(shù)越高，表示油品粘度受溫度的影響越小，其粘溫性能越好，反之越差。閃點(diǎn)：閃點(diǎn)是表示油品蒸發(fā)性的一項(xiàng)指標(biāo)。油品的餾分越輕，蒸發(fā)性越大，其閃點(diǎn)也越低。反之，油品的餾分越重，蒸發(fā)性越小，其閃點(diǎn)也越高。同時(shí)，閃點(diǎn)又是表示石油產(chǎn)品著火危險(xiǎn)性的指標(biāo)。油品的危險(xiǎn)等級(jí)是根據(jù)閃點(diǎn)劃分的，閃點(diǎn)在45℃以下為易燃品，45℃以上為可燃品，，在油品的儲(chǔ)運(yùn)過(guò)程中嚴(yán)禁將油品加熱到它的閃點(diǎn)溫度。機(jī)械雜質(zhì)是指存在于潤(rùn)滑油脂中不溶于汽油、乙醇和苯等溶劑的沉淀物或膠狀懸浮物。廣東高溫氟素脂售價(jià)</p><p style="text-indent:25px">在常溫和靜止?fàn)顟B(tài)時(shí)潤(rùn)滑脂象固體，能保持自己的形狀而不流動(dòng)，能粘附在金屬上而不滑落。河南白色高溫脂生產(chǎn)</p><p style="text-indent:25px">軌的潤(rùn)滑油脂要保持一定的時(shí)效，駐留在滑軌上，不能流淌或者揮發(fā)。潤(rùn)滑油脂的流淌帶來(lái)另一個(gè)大問(wèn)題是污染內(nèi)飾或者滴落污染座椅。耐水性：天窗滑軌位于車頂，開(kāi)啟時(shí)難免受到水淋，良好的潤(rùn)滑油脂應(yīng)具備足夠的耐水性，水淋后損失量非常小。耐低溫：這是一個(gè)重要的性能，正常情況下，天窗在任何季節(jié)都是可以打開(kāi)的，但是如果滑軌的潤(rùn)滑油脂耐低溫不夠，會(huì)在冬季凍結(jié)，不但起不到潤(rùn)滑作用，反而會(huì)凍住滑道，難以開(kāi)啟，一般要求潤(rùn)滑脂低溫性能至少要達(dá)到-50℃。河南白色高溫脂生產(chǎn)</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/3168718.html</p></div></div></div></div></div><div id="ed73spb" class="page-right twoColRt"><div id="bkhrnu3" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="8f9r73e" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強(qiáng) 信息推薦自業(yè)物資供應(yīng)</p></a></div><div 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