杭州高硬度pom棒材哪家便宜推薦咨詢蘇州多特瑪工程塑料供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content=" POM原料注塑成pom板棒過(guò)程中對(duì)溫度要求的注意事項(xiàng)：POM不易吸濕,吸水率為0.22～0.25%,在濕潤(rùn)的環(huán)境中尺寸穩(wěn)定性好,其收縮率為2.1%(較大),注塑時(shí)尺寸較難控制,熱變形溫度為17"><meta name="keywords" content="杭州高硬度pom棒材哪家便宜,pom"><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 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id="dxzw2rt" class="leftbox clearfix"><h1>杭州高硬度pom棒材哪家便宜推薦咨詢蘇州多特瑪工程塑料供應(yīng)</h1><div id="drjbnpv" class="proBig"><div id="xr7xegs" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szdtm01/637418366248884051/1177569.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="rlskm7q" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/szdtm01/637418366248884051/1177569.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="i8772w7" 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>杭州高硬度pom棒材哪家便宜,pom</p><p><span>***更新：</span>2020-12-14 02:23:14</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="gprogsz" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">蘇州多特瑪工程塑料有限公司</a></p><p><span>聯(lián)系人：</span>李先生</p><p><span>郵箱: </span>network@dtmar.com</p><p><span>電話: </span>13701715149</p><p><span>傳真: </span>0512_</p><p><span>網(wǎng)址: </span>http://www.dtmar.cn</p><p><span>手機(jī): </span>0512-62381302</p><p><span>地址: </span>中國(guó)(江蘇)自由貿(mào)易試驗(yàn)區(qū)蘇州片區(qū)蘇州啟月街288號(hào)1商幢2-1005室</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="3bnk2bq" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="pegdk3e" class="box"><p><p style="text-indent:25px"><span style="font-size:14px;font-family:";"> POM原料注塑成pom板棒過(guò)程中</span><span style="font-size:14px;font-family:";">對(duì)溫度要求的注意事項(xiàng)：</span><span style="font-size:14px;font-family:";">POM不易吸濕,吸水率為0.22～0.25%,在濕潤(rùn)的環(huán)境中尺寸穩(wěn)定性好,其收縮率為2.1%(較大),注塑時(shí)尺寸較難控制,熱變形溫度為172℃,聚甲醛有均聚甲醛兩種,性能不同(均聚甲醛耐溫性好一點(diǎn))。留意事項(xiàng):生產(chǎn)應(yīng)繼續(xù)進(jìn)行，若停機(jī)，應(yīng)排空料筒中殘余料，以避免再升溫時(shí)材料分解及制品黑點(diǎn)產(chǎn)生。POM的成型溫度不許可超過(guò)240℃，在此溫度下物料很快會(huì)分解。物料不可在190℃以上的料筒內(nèi)停止時(shí)間太長(zhǎng)，否則也會(huì)引起物料分解，杭州高硬度pom棒材哪家便宜。在包管制品格量和熔體活動(dòng)性的環(huán)境下，應(yīng)盡量選用較低的成型溫度和較短的成型周期，杭州高硬度pom棒材哪家便宜，杭州高硬度pom棒材哪家便宜。POM制品的后處理是以空氣或油作為介質(zhì)進(jìn)行的。溫度為140~150℃，時(shí)間3~5h。</span>聚甲bai醛的縮水率大是指材料型時(shí)尺寸不穩(wěn)定易變形。吸水率小是指其材料不易吸收水分。杭州高硬度pom棒材哪家便宜</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州高硬度pom棒材哪家便宜,pom" src="https://tyunfile.71360.com/UploadFile/szdtm01/637418366248884051/1177569.png"></div><p> <span style="font-size:16px;font-family:"Microsoft YaHei";">探究</span><span style="font-family:"Microsoft YaHei";font-size:16px;">P</span><span style="font-family:"Microsoft YaHei";font-size:16px;">OM塑料掉漆的原因及POM底涂劑的使用方法。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";"> POM塑料俗稱賽鋼，也稱之為聚甲醛，其表面噴漆出現(xiàn)油漆難附著掉漆的現(xiàn)象主要是由于其高結(jié)晶度和高密度，表面極性差，油漆與POM賽鋼基材表面無(wú)法有效形成極性基團(tuán)的牢固結(jié)合，因此在噴涂橡膠漆或塑膠漆等其他油漆時(shí)，易出現(xiàn)油漆脫落的現(xiàn)象，進(jìn)行百格附著力測(cè)試時(shí)無(wú)法達(dá)到附著力要求。</span> </p> <p> <span style="font-size:14px;font-family:SimHei;"><span style="font-family:"Microsoft YaHei";font-size:16px;"> </span><span style="font-family:"Microsoft YaHei";font-size:16px;">在噴涂工藝中，POM聚甲醛賽鋼塑料表面橡膠漆可獲得手感細(xì)膩、綿滑、柔軟的觸感體驗(yàn)，同時(shí)也附加耐磨等性能，如噴漆塑膠漆時(shí)還可獲得豐富的色彩。綜合其噴涂掉漆的原因，關(guān)鍵是在于基材與油漆涂層之間的附著力。因此通過(guò)打底法，使用POM賽鋼底涂劑，活化材質(zhì)表面，并發(fā)生分子間作用力及機(jī)械結(jié)合力等，同時(shí)與油漆之間形成化學(xué)鍵合效應(yīng)，優(yōu)化附著力結(jié)合強(qiáng)度，從而解決掉漆現(xiàn)象，同時(shí)底涂劑的應(yīng)用替代和改進(jìn)POM賽鋼塑料表面噴砂處理工藝，保證表面平整度和涂裝質(zhì)量。</span></span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";"><span style="font-family:"Microsoft YaHei";font-size:16px;">施工方法：</span></span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">1.將POM賽鋼塑料基材表面用溶劑擦拭干凈</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">2.將POM處理劑噴涂在基材上（3-5μm）</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">3.室溫放置大約10分鐘左右，讓其表干</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">4.120℃-160℃烘烤10分鐘。</span> </p> <p> <span style="font-size:16px;font-family:"Microsoft YaHei";">5.取出后冷卻后觀察表面完好即可上漆。</span> 無(wú)錫**度pom棒哪里有賣pom有良好的耐溶劑、耐油類、耐弱酸弱堿等性能。有很高的硬度鋼性，具有高度抗蠕變應(yīng)力松馳能力，自潤(rùn)滑性.</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州高硬度pom棒材哪家便宜,pom" src="https://tyunfile.71360.com/UploadFile/szdtm01/637425964443488953/4731518.png"></div> <span style="font-size:14px;font-family:""> po</span><span style="font-size:14px;font-family:"">m材料加工成pom棒材</span><span style="font-size:14px;font-family:"">怎么加工不變形?</span><span style="font-size:14px;font-family:"">加工前退火。退火步驟如下：POM產(chǎn)品退火步驟：</span> <p> <span style="font-size:14px;font-family:"">1.插入電烤箱的電源；</span> </p> <p> <span style="font-size:14px;font-family:"">2.打開電源開關(guān)；</span> </p> <p> <span style="font-size:14px;font-family:"">3.將溫度調(diào)節(jié)到160℃；</span> </p> <p> <span style="font-size:14px;font-family:"">4.達(dá)到設(shè)定溫度后，將產(chǎn)品放入爐內(nèi)；</span> </p> <p> <span style="font-size:14px;font-family:"">5.保持時(shí)間會(huì)隨著所加工工件的厚度而增加，這可以在相關(guān)產(chǎn)品的過(guò)程文檔中看到。當(dāng)工藝工程師計(jì)算產(chǎn)品的保持時(shí)間時(shí)，將加工零件的厚度（在工件壁厚的**厚部分測(cè)量，以毫米為單位）乘以每1 MM 5分鐘，得出的小于1 MM為1毫米例如，如果工件的厚度為5.5MM，則保持時(shí)間為30 + 6 * 5 = 60分鐘。等等。 6.打開電烤箱門，取出產(chǎn)品，然后風(fēng)冷至室溫。</span><span style="font-size:14px;font-family:""></span> </p><p style="text-indent:25px"> <span style="font-size:14px;font-family:";"> </span> <span style="font-size:14px;font-family:";">塑料耐高溫網(wǎng)帶POM材質(zhì)的一般可以耐</span><span style="font-size:14px;font-family:";">高溫100-120度。 </span><span style="font-size:14px;font-family:";"><span style="font-size:14px;font-family:";">從</span><span style="font-size:14px;font-family:";">POM材質(zhì)性能</span><span style="font-size:14px;font-family:";">上面來(lái)說(shuō)，</span><span style="font-size:14px;font-family:";">POM是結(jié)晶型塑料,密度為1.42g/cm3,它的鋼性很好,俗稱“賽鋼”，</span><span style="font-size:14px;font-family:";">它具有耐疲勞、耐蠕變、耐磨、耐熱、耐沖擊等優(yōu)良的性能,且摩擦系數(shù)小,自潤(rùn)滑性好.</span><span style="font-size:14px;font-family:";"></span><span style="font-size:14px;font-family:";"></span><span style="font-size:14px;font-family:";">POM不易吸濕,吸水率為0.22～0.25%,在潮濕的環(huán)境中尺寸穩(wěn)定性好,其收縮率為2.1%(較大),注塑時(shí)尺寸較難控制,熱變形溫度為172℃,聚甲醛有均聚甲醛兩種,性能不同(均聚甲醛耐溫性好一點(diǎn)).，</span><span style="font-size:14px;font-family:";">因此</span></span><span style="font-size:14px;font-family:";">POM材料他可以長(zhǎng)期在-40°-160°的溫度下使用，一般的耐高溫網(wǎng)帶都要用高流動(dòng)性的料，耐溫在90-110度，具體的要</span><span style="font-size:14px;font-family:";">看你的產(chǎn)品要多高溫度下工作，</span><span style="font-size:14px;font-family:";">長(zhǎng)期使用溫度是120左右，</span><span style="font-size:14px;font-family:";">特殊改性的可以達(dá)到150左右。</span>目前市面上POM半成品多使用POM-C共聚和POM-H+PTFE，POM-H+TF是用杜邦（DELRIN）原料加PTFE纖維擠出而成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="杭州高硬度pom棒材哪家便宜,pom" src="https://tyunfile.71360.com/UploadFile/szdtm01/637418365269616381/8990943.png"></div><p> POM材料簡(jiǎn)介。POM是一種硬而致密的材料，表面光滑，有光澤，通常是淺黃色或白色，薄壁部分是半透明的。燃燒特性易于燃燒，并且在離開火源后繼續(xù)燃燒，火焰的上端是黃色，下端是藍(lán)色，它融化并滴落，并具有強(qiáng)烈的刺激性氣味。POM具有良好的物理，機(jī)械和化學(xué)性能，尤其是優(yōu)異的耐摩擦性，在寬廣的溫度和濕度范圍內(nèi)具有良好的自潤(rùn)滑性，良好的抗疲勞性和彈性。另外它具有良好的耐化學(xué)性。如果聚合度不高，容易受熱解聚。pom材料粒子通過(guò)熱注塑工藝高溫?cái)D出可以制成不同厚度的pom板就或者不同直徑尺寸的pom棒。 POM的常規(guī)密度是1.45，顏色不同只是因?yàn)樘砑恿松福挥绊懨芏鹊?！無(wú)錫**度pom棒哪里有賣</p><p style="text-indent:25px">POM板棒分為均聚和共聚，在長(zhǎng)期機(jī)械特性方面,共聚物則比均聚物降低的比例小.杭州高硬度pom棒材哪家便宜</p><p> POM板材的硬度是多少？聚縮醛 ( POM ) 性質(zhì)為結(jié)晶性熱可塑性塑料，具明顯熔點(diǎn)165~175℃，性質(zhì)尤其接近金屬，一般稱其為塑鋼。POM硬度是118-122R的硬度, 型號(hào)不同硬度也是不一樣的，POM材料各個(gè)型號(hào)的硬度相差也不是很大?？傮w來(lái)說(shuō)POM的硬度是比較高的，洛氏硬度達(dá)到D80-85Z這樣的，在工程塑料里面是屬于高硬度的材料的，就硬度方面跟鋼材有的一比，在其他的一些加工性能上，POM的也是不錯(cuò)的，做一些零配件，軸承，齒輪等，也是不錯(cuò)的?，F(xiàn)在工程塑料是一個(gè)新興行業(yè)，好多能代替鋼材，具有金屬材料沒有的性能，像絕緣，耐磨，耐酸堿等。杭州高硬度pom棒材哪家便宜</p><p style="text-indent:25px">蘇州多特瑪工程塑料有限公司屬于橡塑的高新企業(yè)，技術(shù)力量雄厚。多特瑪工程塑料是一家有限責(zé)任公司企業(yè)，一直“以人為本，服務(wù)于社會(huì)”的經(jīng)營(yíng)理念;“誠(chéng)守信譽(yù)，持續(xù)發(fā)展”的質(zhì)量方針。以滿足顧客要求為己任；以顧客永遠(yuǎn)滿意為標(biāo)準(zhǔn)；以保持行業(yè)優(yōu)先為目標(biāo)，提供***的POM板 POM棒，PA板 PA棒，PEEK板 PEEK棒，工程塑料聚甲醛。多特瑪工程塑料以創(chuàng)造***產(chǎn)品及服務(wù)的理念，打造高指標(biāo)的服務(wù)，引導(dǎo)行業(yè)的發(fā)展。</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2393426.html</p></div></div></div></div></div><div id="dszwtqc" class="page-right twoColRt"><div id="ds3nphe" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="eifmoah" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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