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http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> <script>var V_PATH="/";window.onerror=function(){ return true; };</script> </head><body> <h1><a href="http://www.cdcfah.com/">六月丁香婷婷亚洲中文字幕,欧美精品高清一区二区蜜芽,尤物92午夜福利视频,精品视频一区二区三区在线观看</a></h1> <div style="position:fixed;left:-9000px;top:-9000px;"><object id="qgqbi"></object><delect id="qgqbi"><sub id="qgqbi"><dl id="qgqbi"></dl></sub></delect><track id="qgqbi"></track><tr id="qgqbi"></tr><video id="qgqbi"></video><xmp id="qgqbi"><span id="qgqbi"></span></xmp><span id="qgqbi"></span><strong id="qgqbi"><em id="qgqbi"><sup id="qgqbi"><progress id="qgqbi"></progress></sup></em></strong><dl id="qgqbi"><small id="qgqbi"></small></dl><wbr id="qgqbi"></wbr><noscript id="qgqbi"></noscript><tr id="qgqbi"></tr><track id="qgqbi"><dl id="qgqbi"></dl></track><label id="qgqbi"><em id="qgqbi"></em></label><tbody id="qgqbi"></tbody><blockquote id="qgqbi"></blockquote><dfn id="qgqbi"><center 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class="twoCol"><div id="o9lifxo" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a 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>?浙江**工程機械用橡膠產(chǎn)品制造廠家真誠推薦上海西郊橡膠制品供應</p><div id="tvs82wg" class="leftbox clearfix"><h1>浙江**工程機械用橡膠產(chǎn)品制造廠家真誠推薦上海西郊橡膠制品供應</h1><div id="ax7mja2" class="proBig"><div id="enfu7vc" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/xjxj/2019/9/637042313634640641/6370423136346406417131303.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="vfhz8wy" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/xjxj/2019/9/637042313634640641/6370423136346406417131303.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="e2ewtfh" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>浙江**工程機械用橡膠產(chǎn)品制造廠家,工程機械用橡膠產(chǎn)品</p><p><span>***更新：</span>2020-07-04 10:14:26</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="lp77q8z" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海西郊橡膠制品廠</a></p><p><span>聯(lián)系人：</span>盧少云</p><p><span>郵箱: </span>lu_shaoyun@xjrubber.net</p><p><span>電話: </span>13901626589</p><p><span>傳真: </span>021_59760772</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>021-59760772</p><p><span>地址: </span>上海市青浦區(qū)徐涇鎮(zhèn)華徐公路88 號2幢</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="jtqskht" class="page-proshow02"><p class="title">詳細說明</p><div id="cm293ro" class="box"><p><p style="text-indent:25px">3.橡膠產(chǎn)品是由橡膠原料進行密煉機煉膠后制成的混煉膠作原材料，在煉膠時根據(jù)所需橡膠制品的特性而設計配方，并且定下所需要的產(chǎn)品硬度。產(chǎn)品制作成型由橡膠平板硫化機進行模壓成型。產(chǎn)品成型后***進行飛邊處理，浙江**工程機械用橡膠產(chǎn)品制造廠家，把產(chǎn)品表面處理光滑無毛刺。 4，浙江**工程機械用橡膠產(chǎn)品制造廠家.橡膠制品老化測試屬于老化測試范疇，橡膠老化是指橡膠及制品在加工，儲存和使用過程中，由于受到內(nèi)外因素的綜合作用引起性能結(jié)構發(fā)生改變，進而喪失使用價值的現(xiàn)象。表現(xiàn)為龜裂，發(fā)粘，硬化，軟化，浙江**工程機械用橡膠產(chǎn)品制造廠家，粉化，變色，長霉等。浙江**工程機械用橡膠產(chǎn)品制造廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江**工程機械用橡膠產(chǎn)品制造廠家,工程機械用橡膠產(chǎn)品" src="http://tyunfile.71360.com/UpLoadFile/xjxj/2019/9/637042313634640641/6370423136346406417131303.png"></div><p style="text-indent:25px">六、硫化把塑性橡膠轉(zhuǎn)化為彈性橡膠的過程叫做硫化它是將一定量的硫化劑如硫磺、硫化促進劑等加入到由生膠制成的半成品中在硫化罐中進行在規(guī)定的溫度下加熱、保溫使生膠的線性分子間通過生成"硫橋"而相互交聯(lián)成立體的網(wǎng)狀結(jié)構從而使塑性的膠料變成具有高彈性的硫化膠。由于交聯(lián)鍵主要是由硫磺組成所以稱為"硫化"。隨著合成橡膠的迅速發(fā)展現(xiàn)在硫化劑的品種很多除硫磺外還有有機多硫化物、過氧化物、金屬氧化物等。因此凡是能使線狀結(jié)構的塑性橡膠轉(zhuǎn)化為立體網(wǎng)狀結(jié)構的彈性橡膠的工藝過程都叫硫化凡能在橡膠材料中起"搭橋"作用的物質(zhì)都稱為"硫化劑"。硫化后的彈性橡膠叫硫化橡膠又叫軟橡膠俗稱"橡膠"。硫化是橡膠加工的一個**為重要的工藝過程各種橡膠制品必須經(jīng)過硫化來獲得理想的使用性能。未經(jīng)硫化的橡膠在使用上是沒有什么使用價值的,但欠硫硫化程度不夠?硫化時間不夠未能達到比較好狀態(tài)和過硫硫化時間超過、性能***下降都使橡膠性能下降。所以生產(chǎn)過程中一定要嚴格控制硫化時間?以保證硫化后的橡膠制品具有比較好的使用性能和**長久的使用壽命。浙江**工程機械用橡膠產(chǎn)品制造廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江**工程機械用橡膠產(chǎn)品制造廠家,工程機械用橡膠產(chǎn)品" src="http://tyunfile.71360.com/UpLoadFile/xjxj/2019/9/637042313425791749/6370423134257917499978961.png"></div><p style="text-indent:25px">一、基本工藝流程橡膠制品種類繁多，但生產(chǎn)工藝過程卻基本相同。以一般固體橡膠--生膠為原料的橡膠制品的基本工藝過程包括:塑煉、混煉、壓延、壓出、成型、硫化6個基本工序。當然，原材料準備、成品整理、檢驗包裝等基本工序也少不了。橡膠的加工工藝過程主要是解決塑性和彈性性能這個矛盾的過程。通過各種工藝手段，使得彈性的橡膠變成具有塑性的塑煉膠，再加入各種配合劑制成半成品，然后通過硫化使具有塑性的半成品又變成彈性高、物理機械性能好的橡膠制品。 </p><p style="text-indent:25px">一、膠管類 1.發(fā)動機用: 燃料膠管：以氟膠或氯醚橡膠制造; 噴射控制管：以丙烯酸酯橡膠或丁腈橡膠制造; 空氣導管：以TPO或丙烯酸橡膠制造; 供水膠管：以三元乙丙橡膠制造; 2.車身用: 燃料膠管：以氟橡膠制; 注油管：以丁腈橡膠制; 空調(diào)器膠管：以丁基橡膠或丁腈橡膠制; 3.底盤用: AT油冷卻器膠管：以丙烯酸橡膠制; 動力轉(zhuǎn)向管：以丙烯酸橡膠制; 制動膠管：以三元乙丙橡膠制; 離合器膠管：以三元乙丙橡膠制; 軟管：以共聚氯醚橡膠制。。。。。。。。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江**工程機械用橡膠產(chǎn)品制造廠家,工程機械用橡膠產(chǎn)品" src="http://tyunfile.71360.com/UpLoadFile/xjxj/2019/9/637042313714768189/6370423137147681894551885.png"></div><p style="text-indent:25px">二、原材料準備 1.橡膠制品的主要原料是以生膠為基本材料，而生膠就是生長在熱帶，亞熱帶的橡膠樹上通過人工割開樹皮收集而來。 2.各種配合劑，是為了改善橡膠制品的某些性能而加入的輔助材料。 3.纖維材料有(棉、麻、毛及各種人造纖維、合成纖維和金屬材料、鋼絲)是作為橡膠制品的骨架材料，以增強機械強度、限制制品變型。在原材料準備過程中配料必須按照配方稱量準確。為了使生膠和配合劑能相互均勻混合，需要對材料進行加工。生膠要在60--70℃烘房內(nèi)烘軟后再切膠、破膠成小塊，配合劑有塊狀的。如石蠟、硬脂酸、松香等要粉碎。粉狀的若含有機械雜質(zhì)或粗粒時需要篩選除去液態(tài)的如松焦油、古馬隆需要加熱、熔化、蒸發(fā)水分、過濾雜質(zhì), 配合劑要進行干燥不然容易結(jié)塊、混煉時若不能分散均勻硫化時產(chǎn)生氣泡會影響產(chǎn)品質(zhì)量。上海進口工程機械用橡膠產(chǎn)品哪家專業(yè)</p><p style="text-indent:25px">浙江**工程機械用橡膠產(chǎn)品制造廠家</p><p style="text-indent:25px">三、塑煉生膠富有彈性,缺乏加工時必需的可塑性性能,因此不便于加工。為了提高其可塑性,所以要對生膠進行塑煉,這樣在混煉時配合劑就容易均勻分散在生膠中,同時在壓延、成型過程中也有助于提高膠料的滲透性滲入纖維織品內(nèi)和成型流動性。將生膠的長鏈分子降解形成可塑性的過程叫做塑煉。生膠塑煉的方法有機械塑煉和熱塑煉兩種。機械塑煉是在不太高的溫度下通過塑煉機的機械擠壓和摩擦力的作用使長鏈橡膠分子降解變短由高彈性狀態(tài)轉(zhuǎn)變?yōu)榭伤軤顟B(tài)。熱塑煉是向生膠中通入灼熱的壓縮空氣在熱和氧的作用下使長鏈分子降解變短從而獲得可塑性。浙江**工程機械用橡膠產(chǎn)品制造廠家</p><p style="text-indent:25px">上海西郊橡膠制品廠是專業(yè)從事“橡塑制品|橡膠制品|橡塑密封解決方案|橡膠密封圈”的企業(yè)，公司秉承“誠信經(jīng)營，用心服務”的理念，為您提供質(zhì)量的產(chǎn)品和服務。歡迎來電咨詢！</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/490308.html</p></div></div></div></div></div><div id="zf8q8su" class="page-right twoColRt"><div 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