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href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/second-_xiangsu/">橡塑</a>?<a href="http://www.cdcfah.com/cp/third-xiangsu_gyyxjzp/">工業(yè)用橡膠制品</a>?北京防靜電O型圈蘇州思飛硅橡膠制品供應</p><div id="guq8qc8" class="leftbox clearfix"><h1>北京防靜電O型圈蘇州思飛硅橡膠制品供應</h1><div id="2a2lhi3" class="proBig"><div id="8ktfwxy" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/sfgxjbm/637328529277822266/7168724.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="jctkb89" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/sfgxjbm/637328529277822266/7168724.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="3xxopqx" 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>北京防靜電O型圈,O型圈</p><p><span>***更新：</span>2020-10-24 05:16:39</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="hv2fmyo" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州思飛硅橡膠制品有限公司</a></p><p><span>聯(lián)系人：</span>關(guān)偉蘭</p><p><span>郵箱: </span>szsf1688@126.com</p><p><span>電話: </span>18662569900</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://sfgxjbm.shop.88360.com</p><p><span>手機: </span>0512-65853376</p><p><span>地址: </span>蘇州吳中經(jīng)濟開發(fā)區(qū)旺山工業(yè)園龍翔路西2號</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="j37h88j" class="page-proshow02"><p class="title">詳細說明</p><div id="fwxtk2i" class="box"><p><p> 壓縮率壓縮率W通常用下式表示:W=(d0-h)/d0d0:O型圈在自由狀態(tài)下的截面直徑(mm);h:O型圈槽底與被密封表面的距離(溝槽深度)，即O型圈壓縮后的截面高度(mm)在選取O形圈的壓縮率時,應從如下3方面考慮:1.要有足夠的密封接觸面積;2.摩擦力盡量小;3，北京防靜電O型圈.盡量避免長久變形。從以上這些因素不難發(fā)現(xiàn),他們相互之間存在矛盾。壓縮率大就可獲得大的接觸壓力，但是過大的壓縮率無疑就會增大滑動摩擦力和長久形，北京防靜電O型圈，北京防靜電O型圈。而壓縮率過小則可能由于密封溝槽的同軸度誤差和O形圈誤差不符合要求，消失部分壓縮量而引起泄漏。因此，在選擇O形圈的壓縮率時，要權(quán)衡各方面的因素。一般靜密封壓縮率大于動密封，但其極值應小于25%，否則壓縮應力明顯松弛，將產(chǎn)生過大的長久變形，在高溫工況中尤為嚴重。進口O型圈-派克密封件美標AS568標準O-ring。北京防靜電O型圈</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京防靜電O型圈,O型圈" src="https://tyunfile.71360.com/WaterMark/UploadFile/sfgxjbm/637328529277822266/7168724.png"></div><p> 材質(zhì)分類天然橡膠NR(NaturalRubber)由橡膠樹采集膠乳制成，是異戊二烯的聚合物。具有很好的耐磨性、很高的彈性、扯斷強度及伸長率。在空氣中易老化，遇熱變黏，在礦物油或汽油中易膨脹和溶解，耐堿但不耐強酸?！な侵谱髂z帶、膠管、膠鞋的原料，并適用于制作減震零件、在汽車剎車油、乙醇等帶氫氧根的液體中使用的制品。丁苯膠SBR(StyreneButadieneCopolyme)丁二烯與苯乙烯之共聚合物，與天然膠比較，質(zhì)量均勻，異物少，但機械強度則較弱，可與天然膠摻合使用優(yōu)點：·低成本的非抗油性材質(zhì)·良好的抗水性，硬度70以下具良好彈力·高硬度時具較差的壓縮歪·可使用大部份中性的化學物質(zhì)及干性、滋性的有機酮缺點：·不建議使用強酸、臭氧、油類、油酯和脂肪及大部份的碳氫化合物之中。北京防靜電O型圈阻燃o型圈-阻燃o型圈批發(fā)廠家、廠家比價、質(zhì)量供應商。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京防靜電O型圈,O型圈" src="https://tyunfile.71360.com/WaterMark/UploadFile/sfgxjbm/637328528129531250/607072.png"></div><p> 橡膠O型圈—硫化硫化是橡膠O型圈生產(chǎn)過程結(jié)束前的一道主要工序，一般使用平板硫化或烘箱二段硫化。在實際生產(chǎn)中，二段硫化是橡膠制品達到一定的硫化程度之后除去熱源繼續(xù)進行加熱硫化的工藝，很多橡膠O型圈生產(chǎn)廠家選擇二段硫化。以三元乙丙橡膠O型圈為例，通常在常溫下硫化℃硫化，再提高硫化溫度至120℃繼續(xù)硫化，溫度加至150℃繼續(xù)硫化。橡膠O型圈生產(chǎn)過程中，含有硅橡膠、氟橡膠或丙烯酸酯橡膠的O型圈更適合選擇二段硫化工藝。橡膠O型圈生產(chǎn)過程主要包括烘膠、切膠，塑煉、混煉、濾膠、硫化成型等，橡膠制品廠家需要根據(jù)膠料加工工藝性能需求合理調(diào)整生產(chǎn)工藝；使用再生膠降低橡膠O型圈生產(chǎn)成本時，橡膠制品廠家還需要結(jié)合再生膠特點，選擇原膠與再生膠并用時，需要將原膠充分塑煉之后再與再生膠進行混煉，尤其是天然橡膠與硬質(zhì)丁腈橡膠。 </p><p> 氯丁膠CR(Neoprene、Polychloroprene)由氯丁烯單體聚合而成。硫化后的橡膠彈性耐磨性好，不怕陽光的直接照射，有特別好的耐大氣老化性能，不怕激烈的扭曲，不怕二氯二氟甲烷和氨等制冷劑，耐稀酸、耐硅酯系潤滑油，但不耐磷酸酯系液壓油。在低溫時易結(jié)晶、硬化，貯存穩(wěn)定性差，在苯胺點低的礦物油中膨脹量大。一般使用溫度范圍為-50~150℃優(yōu)點：·彈性良好及具良好的壓縮變形。·配方內(nèi)不含硫磺因此非常容易來制作·具抗動物及植物油的特性·不會因中性化學物，酯肪、油脂、多種油品，溶劑而影響物性·具防燃特性缺點：·不建議使用強酸、硝基烴、酯類、氯仿及酮類的化學物之中。·耐R12制冷劑的密封件?！ぜ译娪闷飞系南鹉z零件或密封件。·適合用來制作各種直接接觸大氣、陽光、臭氧的零件?！みm用于各種耐燃、耐化學腐蝕的橡膠制品。歐盟RoHS2.0O型圈耐高溫O型圈氟膠O型圈規(guī)格。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="北京防靜電O型圈,O型圈" src="https://tyunfile.71360.com/WaterMark/UploadFile/sfgxjbm/637329419379775390/9302667.png"></div><p> 技術(shù)數(shù)據(jù)壓力：速度：靜態(tài)場合大往復速度可達無擋圈時，大可達到壓力20mpa較大旋轉(zhuǎn)速度可達有擋圈時，大可達到壓力40mpa介質(zhì)與溫度：有特殊擋圈時，大可達到壓力200mpa見《橡膠密封件原料特性表》動態(tài)壓力較大壓縮量：無擋圈時，往復運動大可達5mpa靜密封：o型圈直徑的20%O型圈適用范圍O形密封圈適用于裝在各種機械設(shè)備上，在規(guī)定的溫度、壓力、以及不同的液體和氣體介質(zhì)中，于靜止或運動狀態(tài)下起密封作用。在機床、船舶、汽車、航空航天設(shè)備、冶金機械、化工機械、工程機械、建筑機械、礦山機械、石油機械、塑料機械、農(nóng)業(yè)機械、以及各類儀器儀表上，大量應用著各種類型的密封元件。O型密封圈主要用于靜密封和往復運動密封。用于旋轉(zhuǎn)運動密封時，限于低速回轉(zhuǎn)密封裝置。O型密封圈一般安裝在外圓或內(nèi)圓上截面為矩形的溝槽內(nèi)起密封作用。O型密封圈在耐油、酸堿、磨、化學侵蝕等環(huán)境依然起到良好密封、減震作用。因此，O型密封圈是液壓與氣壓傳動系統(tǒng)中使用較多的一種密封件。蘇州思飛o型圈_O型圈_密封圈_一應俱全。北京防靜電O型圈</p><p style="text-indent:25px">O型圈_蘇州思飛硅橡膠制品有限公司。北京防靜電O型圈</p><p> 對不同種類固定密封或動密封應用場合，o型密封圈為設(shè)計者提供了一種既有效又經(jīng)濟的密封元件。o型圈是一種雙向作用密封元件。安裝時徑向或軸向方面的初始壓縮，賦予o型圈自身的初始密封能力。由系統(tǒng)壓力而產(chǎn)生的密封力與初始密封力合成總的密封力，它隨系統(tǒng)壓力的提高而提高。o型圈在靜密封場合，顯示了突出的作用。然而，在動態(tài)的適當場合中，o型圈也常被應用，但它受到密封處的速度和壓力的限制。O型密封圈標準O型密封圈是一種擠壓型密封，擠壓型密封的基本工作原理是依靠密封件發(fā)生彈性變形，在密封接觸面上造成接觸壓力，接觸壓力大于被密封介質(zhì)的內(nèi)壓，則不發(fā)生泄漏，反之則發(fā)生泄漏。在用于靜密封和動密封時，密封接觸面接觸壓力產(chǎn)生原因和計算方法不盡相同，需分別說明。北京防靜電O型圈</p><p style="text-indent:25px">蘇州思飛硅橡膠制品有限公司致力于橡塑，是一家生產(chǎn)型公司。公司業(yè)務(wù)涵蓋密封圈，硅膠按鍵，腳墊，硅橡膠訂制品等，價格合理，品質(zhì)有保證。公司從事橡塑多年，有著創(chuàng)新的設(shè)計、強大的技術(shù)，還有一批**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)。在社會各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務(wù)體驗，為客戶成功提供堅實有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1684391.html</p></div></div></div></div></div><div id="i7hkvmy" class="page-right twoColRt"><div id="a5qhiyf" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="w4eqw7m" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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