南京再生聚酰胺銷售真誠推薦蘇州晶塑米新材料供應-b2b網站_b2b電子商務平臺【買產品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="聚酰胺：1、共縮聚尼龍：由于分子鏈的規(guī)整性較差，結晶性和熔點一般較低，如尼龍－6∕66∕1010的熔點*為155～175℃，但其有較好的透明性和彈性。2、熔點高，熔化范圍窄（約10℃）。考慮到PA熔點高、熱穩(wěn)定性較差，故加工溫度不宜太高，一"><meta name="keywords" content="南京再生聚酰胺銷售,PA66"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link rel="stylesheet" href="/static/new_net_01/css/404.css"> <meta name="baidu-site-verification" content="OBVzrC9aaQ" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" 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onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="4tdfw7d" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781666982422/976884.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="lvzln3s" 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>產品關鍵詞：</span>南京再生聚酰胺銷售,PA66</p><p><span>***更新：</span>2020-11-13 00:36:49</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="338c32f" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州晶塑米新材料有限公司</a></p><p><span>聯(lián)系人：</span>李麗</p><p><span>郵箱: </span>321260043@qq.com</p><p><span>電話: </span>15162619982</p><p><span>傳真: </span>151_</p><p><span>網址: </span>http://szjingsumi.shop.88360.com</p><p><span>手機: </span>151-62619982</p><p><span>地址: </span>陸家鎮(zhèn)陸豐東路3號仕泰隆模具城17-8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="lpgdkop" class="page-proshow02"><p class="title">詳細說明</p><div id="uoacjar" class="box"><p><p style="text-indent:25px">聚酰胺： 1、共縮聚尼龍：由于分子鏈的規(guī)整性較差，結晶性和熔點一般較低，如尼龍－6∕66∕1010的熔點*為155～175℃，但其有較好的透明性和彈性。 2、熔點高，熔化范圍窄（約10℃） ?？紤]到PA熔點高、熱穩(wěn)定性較差，故加工溫度不宜太高，一般高于熔點30℃左右即可。 3、吸濕性大，且酰胺基易于高溫水解，引起分子量嚴重降低；（須嚴格干燥至含水量低于0.05％，尤其是回料使用時更應嚴格干燥，必要時可添加“增粘劑”。） 4、熔體粘度低，表觀粘度對溫度敏感，南京再生聚酰胺銷售，由于熔體的冷卻速率快，要防止塑料堵塞噴孔、流道、澆口等，南京再生聚酰胺銷售，南京再生聚酰胺銷售。為阻止熔體逆流，螺桿頭應裝有止逆環(huán)；另外，為防止噴嘴處熔體的“流涎”現(xiàn)象，應選用自鎖式噴嘴。聚酰胺人低溫性能好，在低溫下，強度降低很少。南京再生聚酰胺銷售</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京再生聚酰胺銷售,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781666982422/976884.png"></div><p style="text-indent:25px">聚丙烯腈（polyacrylonitrile）是一種化合物，由單體丙烯腈經自由基聚合反應而得到，為白色或略帶黃色的不透明粉末。聚丙烯腈溶于二甲基甲酰胺、二甲基亞砜、環(huán)丁砜、硝酸亞乙基酯等極性有機溶劑，還能溶于硫氰酸鹽、過氯酸鹽、氯化鋅、溴化鋰等無機鹽的濃水溶液，以及濃硝酸等特殊溶劑；聚丙烯腈耐化學試劑，特別是無機酸、漂白粉、過氧化氫及一般有機試劑。聚丙烯腈主要用于制造聚丙烯腈纖維（晴綸），耐候性和耐日曬性好，在室外放置18個月后還能保持原有強度的77%。德國巴斯夫PA66A3L聚酰胺很好地解決了聚酰亞胺加工成型比較難的問題。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京再生聚酰胺銷售,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781555351563/1295272.png"></div><p style="text-indent:25px">聚酰胺的優(yōu)點：（1）聚酰胺可以耐弱酸、弱堿和大部分非極性溶劑，但是聚酰胺不耐強酸、強堿、極性溶劑和含鹽的溶液。 (2)聚酰胺對于礦物油、動物油、植物油的穩(wěn)定性良好，在汽油中長期浸泡，性質不會發(fā)生變化，較大增重不超過2%，但耐氯甲烷稍差。（3)聚酰胺的綜合的機械性能較好，抗張強度在600?700公斤/平方厘米之間，抗沖擊値大部分為100公斤米/平方厘米(無缺口），只有聚酰胺-9較髙，可達250?300公斤?厘米/平方厘米,聚酰胺的蠕變值都比較大。 (4）聚酰胺的熔點不高，一般在140?280攝氏度之間，聚酰胺長期使用溫度一般不超過80攝氏度，短期使用溫度雖可達120攝氏度，但會使制品顏色變深. (6)聚酰胺人低溫性能好，在低溫下，強度降低很少。 (7)聚酰胺有自潤滑性能，耐磨性好。 (8)聚酰胺有吸音性。 (9）聚酰胺加工性能良好，幷可切削、鉆孔。 (10）聚酰胺制品無嗅、無味、無毒、不會霉爛。</p><p style="text-indent:25px">聚酰胺主要用于合成纖維，其較突出的優(yōu)點是耐磨性高于其他所有纖維，比棉花耐磨性高10倍，比羊毛高20倍，在混紡織物中稍加入一些聚酰胺纖維，可較大提高其耐磨性;當拉伸至3-6%時，彈性回復率可達99%;能經受上萬次折撓而不斷裂。　　聚酰胺纖維的強度比棉花高1-2倍、比羊毛高4-5倍，是粘膠纖維的3倍。但聚酰胺纖維的耐熱性和耐光性較差，保持性也不佳，做成的衣服不如滌綸挺括。另外，用于衣著的`錦綸-66和錦綸-6都存在吸濕性和染色性差的缺點，為此開發(fā)了聚酰胺纖維的新品種——錦綸-3和錦綸-4的新型聚酰胺纖維，具有質輕、防皺性優(yōu)良、透氣性好以及良好的耐久性、染色性和熱定型等特點，因此被認為是很有發(fā)展前途的。　　該類產品用途廣，是以塑代鋼、鐵、銅等金屬的好材料，是重要的工程塑料;鑄型尼龍普遍代替機械設備的耐磨部件，代替銅和合金作設備的耐磨損件。適用于制作耐磨零件，傳動結構件，家用電器零件，汽車制造零件，絲桿防止機械零件，化工機械零件，化工設備。如渦輪、齒輪、軸承、葉輪、曲柄、儀表板，驅動軸，閥門、葉片、絲桿、高壓墊圈、螺絲、螺母、密封圈，梭子、套簡，軸套連接器等。聚酰胺綜合性能好，強度，剛度和硬度高，抗蠕變、耐磨，耐熱老化，機加工性能好等。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南京再生聚酰胺銷售,PA66" src="https://tyunfile.71360.com/UploadFile/szjingsumi/637381781696806641/1126742.png"></div><p style="text-indent:25px">聚酰胺6纖維和聚酰胺66纖維均以生產長絲為主,采用熔體紡絲制備（見彩圖）。由噴絲孔壓出的初生纖維經過紡絲套筒,采用側吹風等形式使其冷卻,然后進行拉伸。聚酰胺纖維玻璃化溫度低，在室溫下即可拉伸3.5～4.5倍，可采用單區(qū)拉伸或由冷拉伸和熱拉伸結合的雙區(qū)拉伸。拉伸后的纖維經加捻、壓洗（間斷法無此工序）、定型制得成品。常用的紡絲速度為800～1000m/min，當紡絲速度高于4500m/min，并相應有5000～5200m/min的卷繞速度時，可省去單獨的拉伸加捻等工序，所生產的部分取向絲可直接在拉伸變形機上進行變形加工，制得各種變形紗。聚酰胺6纖維生產中,還采用了紡絲-拉伸-熱定型一步法工藝，提高了生產的連續(xù)程度，此工藝可用于無捻長絲的生產，聚酰胺的變形紗主要有用作地毯絲的膨體長絲。它的加工方法也有兩種:紡絲-拉伸與空氣變形分段工藝和紡絲-拉伸-變形連續(xù)工藝。分段工藝靈活性大，適用于變換花色品種的小批量生產；連續(xù)工藝適用于大批量連續(xù)生產，效率高，目前也可一次完成三色膨體長絲的生產。聚酰胺用途普遍，可以純紡織造，也可與棉、毛、絲、麻等天然纖維和其他化學纖維混紡交織。德國巴斯夫PA66A3L</p><p style="text-indent:25px">聚酰胺保留了聚酰亞胺原有的優(yōu)異特性，如耐熱性、力學性能、耐蠕變性、耐輻射性和化學穩(wěn)定性等。南京再生聚酰胺銷售</p><p style="text-indent:25px">聚酰胺(PA，俗稱尼龍)是美國DuPont公司較先開發(fā)用于纖維的樹脂，于1939年實現(xiàn)工業(yè)化。20世紀50年代開始開發(fā)和生產注塑制品，以取代金屬滿足下游工業(yè)制品輕量化、降低成本的要求。聚酰胺主鏈上含有許多重復的酰胺基，用作塑料時稱尼龍，用作合成纖維時我們稱為錦綸，聚酰胺可由二元胺和二元酸制取，也可以用ω-氨基酸或環(huán)內酰胺來合成。根據二元胺和二元酸或氨基酸中含有碳原子數(shù)的不同，可制得多種不同的聚酰胺，聚酰胺品種多達幾十種，其中以聚酰胺-6、聚酰胺-66和聚酰胺-610的應用較普遍。南京再生聚酰胺銷售</p><p style="text-indent:25px">蘇州晶塑米新材料有限公司是一家經營范圍如下：通用塑膠原料：ABS、PMMA、SAN（AS）、PP等。工程塑膠原料：PC、PC/ABS、PPO、PPE、POM、PA6、PA66、PA46、PA9T、PA6T、PA12、PA11、PBT、PET、ASA等。特種工程塑膠原料：PPS、LCP、PEI、PPA等。熱塑性彈性體：TPU、K膠、EVA、POE；TPR、TPE、SBS、SEBS、TPEE、TPV適用于運動器材、玩具、手柄、汽車方向盤、電動工具握把、箱包、日用工具手把、牙刷、密封圈等行業(yè)。的公司，致力于發(fā)展為創(chuàng)新務實、誠實可信的企業(yè)。公司自創(chuàng)立以來，投身于PA66，PC，POM，PLA，是橡塑的主力軍。蘇州晶塑米致力于把技術上的創(chuàng)新展現(xiàn)成對用戶產品上的貼心，為用戶帶來良好體驗。蘇州晶塑米始終關注自身，在風云變化的時代，對自身的建設毫不懈怠，高度的專注與執(zhí)著使蘇州晶塑米在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/1962612.html</p></div></div></div></div></div><div id="7kbneln" class="page-right twoColRt"><div id="87sl8rd" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="m2mtac7" 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配件哪家強信息推薦自業(yè)物資供應" class="vcenter" 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