江門顯卡導(dǎo)熱硅膠墊深圳市萬隆電子材料供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="影響導(dǎo)熱硅膠導(dǎo)熱系數(shù)的因素1、聚合物基體材料的種類和特性基體材料的導(dǎo)熱系數(shù)超高，填料在基體的分散性越好及基體與填料結(jié)合程度越好，導(dǎo)熱復(fù)合材料導(dǎo)熱性能越好。2、填料的種類填料的導(dǎo)熱系數(shù)越高，導(dǎo)熱復(fù)合材料的導(dǎo)熱性能越好。3、填料的形狀一般來說，"><meta name="keywords" content="江門顯卡導(dǎo)熱硅膠墊,硅膠"><link rel="canonical" href="http://m.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 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class="proBig"><div id="kja73og" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/csbd192/2019/10/637061410960846028/6370614109608460288226840.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="fpmw7xz" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/csbd192/2019/10/637061410960846028/6370614109608460288226840.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gvszb3u" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>江門顯卡導(dǎo)熱硅膠墊,硅膠</p><p><span>***更新：</span>2020-09-24 06:04:05</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="3sc8uln" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">深圳市萬隆電子材料有限公司</a></p><p><span>聯(lián)系人：</span>李輝明</p><p><span>郵箱: </span>szwanlong1886@163.com</p><p><span>電話: </span>13715357472</p><p><span>傳真: </span>0755_33077044</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0755-33077044</p><p><span>地址: </span>大浪街道華明路1號沃特美智動化創(chuàng)業(yè)園B棟3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="2s3ka2i" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="edvxj8g" class="box"><p><p style="text-indent:25px">影響導(dǎo)熱硅膠導(dǎo)熱系數(shù)的因素 1、聚合物基體材料的種類和特性基體材料的導(dǎo)熱系數(shù)超高，填料在基體的分散性越好及基體與填料結(jié)合程度越好，導(dǎo)熱復(fù)合材料導(dǎo)熱性能越好。 2、填料的種類填料的導(dǎo)熱系數(shù)越高，導(dǎo)熱復(fù)合材料的導(dǎo)熱性能越好。 3、填料的形狀一般來說，容易形成導(dǎo)熱通路的次序?yàn)榫ы?>纖維狀 > 片狀 > 顆粒狀，填料越容易形成導(dǎo)熱通路，導(dǎo)熱性能越好。 4，江門顯卡導(dǎo)熱硅膠墊，江門顯卡導(dǎo)熱硅膠墊、填料的含量填料在高分子的分布情況決定著復(fù)合材料的導(dǎo)熱性能。當(dāng)填料含量較小時，起到的導(dǎo)熱效果不明顯；當(dāng)填料過多時，復(fù)合材料的力學(xué)性能會受到較大的影響。而當(dāng)填料含量增至某一值時，填料之間相互作用在體系中形成類似網(wǎng)狀或者鏈狀的導(dǎo)熱網(wǎng)鏈，江門顯卡導(dǎo)熱硅膠墊，當(dāng)導(dǎo)熱網(wǎng)鏈的方向與熱流方向一致時，導(dǎo)熱性能比較好。因此，導(dǎo)熱填料的量存在著某一臨界值。 5、填料與基體材料界面的結(jié)合特性填料與基體的結(jié)合程度越高，導(dǎo)熱性能越好，選用合適的偶聯(lián)劑對填料進(jìn)行表面處理，導(dǎo)熱系數(shù)可提高10%—20% 江門顯卡導(dǎo)熱硅膠墊</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門顯卡導(dǎo)熱硅膠墊,硅膠" src="http://tyunfile.71360.com/UpLoadFile/csbd192/2019/10/637061410960846028/6370614109608460288226840.jpg"></div><p style="text-indent:25px">說起導(dǎo)熱硅膠墊，相信大家都不會陌生，它目前普遍應(yīng)用在電子產(chǎn)品散熱領(lǐng)域，使用效果明顯，導(dǎo)熱硅膠墊是目前熱能行業(yè)不可缺少的散熱產(chǎn)品。導(dǎo)熱硅膠墊具有良好的熱傳導(dǎo)作用，能有效的把電子產(chǎn)品單點(diǎn)的熱量快速的傳導(dǎo)開來從而有效的保護(hù)電子產(chǎn)品的使用壽命。以下對導(dǎo)熱硅膠墊發(fā)展趨勢分析。 2017-2022年中國導(dǎo)熱硅膠墊行業(yè)發(fā)展前景分析及發(fā)展策略研究報(bào)告表明，導(dǎo)熱硅膠墊在生活應(yīng)用中有很多的名稱，如:導(dǎo)熱硅膠墊、導(dǎo)熱矽膠片、軟性導(dǎo)熱墊等等，是專門為縫隙傳遞熱量生產(chǎn)的，能夠填充縫隙，完成發(fā)熱部位與散熱部位間的熱傳遞，同時還起到絕緣、導(dǎo)熱、散熱等作用，能夠滿足設(shè)備小型化及超薄化的設(shè)計(jì)要求，它的用途適用范圍非常廣，是極好的導(dǎo)熱材料。安徽電子硅膠片</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門顯卡導(dǎo)熱硅膠墊,硅膠" src="http://tyunfile.71360.com/UpLoadFile/csbd192/2019/10/637061411364314816/6370614113643148162009347.jpg"></div><p style="text-indent:25px">導(dǎo)熱硅膠墊片背膠與不背膠的區(qū)別導(dǎo)熱硅膠墊片是導(dǎo)熱材料中不可缺少的一員，同時導(dǎo)熱硅膠墊片可以背膠和不背膠，那么背膠與不背膠有什么區(qū)別：導(dǎo)熱硅膠墊片雙面背膠：雙面背膠主要是因?yàn)楫a(chǎn)品無固定裝置或不方便固定，雙面背膠可以用來固定散熱器，將IC與散熱片貼住，不需要另外設(shè)計(jì)固定結(jié)構(gòu)。好處：可以用來固定散熱器，不需要另外設(shè)計(jì)固定結(jié)構(gòu)。影響：導(dǎo)熱效果會變差，導(dǎo)數(shù)系數(shù)會低很多。導(dǎo)熱硅膠墊片單面背膠：單面背膠主要是便于導(dǎo)熱硅膠的安裝貼合，如某背光源使用導(dǎo)熱硅膠尺寸為400*6這樣長的尺寸，不便于安裝，所以就要使用單面背膠，將導(dǎo)熱硅膠有膠的一面貼在PCB板上，另一面貼在外殼上。好處：可以一面粘住發(fā)熱器表面，當(dāng)組裝過程中散熱器或者殼體有相對滑動的時候，導(dǎo)熱硅膠墊片不會產(chǎn)生位置偏移。影響：導(dǎo)熱系數(shù)會變低，但是比雙面背效的效果要好些。綜上所述，給導(dǎo)熱硅膠墊片背膠不管是雙面背膠還是單面背膠都會導(dǎo)致導(dǎo)熱系數(shù)變低，但都有利于結(jié)構(gòu)設(shè)計(jì)和安裝。 </p><p style="text-indent:25px">近年來導(dǎo)熱硅膠墊發(fā)展趨勢也在加快，導(dǎo)熱硅膠墊在生活應(yīng)用中有很多的名稱，如：導(dǎo)熱矽膠片、導(dǎo)熱硅膠墊、軟性導(dǎo)熱墊等等，是專門為縫隙傳遞熱量的設(shè)計(jì)方案生產(chǎn)，能夠填充縫隙，完成發(fā)熱部位與散熱部位間的熱傳遞，同時還起到絕緣、導(dǎo)熱、散熱等作用，能夠滿足設(shè)備小型化及超薄化的設(shè)計(jì)要求，它的用途適用范圍非常廣，是極好的導(dǎo)熱材料。具有導(dǎo)熱,絕緣,防震性能，材質(zhì)柔軟表面自帶粘性(表面黏糊糊的)，操作方便，可應(yīng)用在各種不規(guī)則零件表面與散熱器,外殼等之間起導(dǎo)熱填充作用。有些導(dǎo)熱硅膠加有玻璃纖維(或碳纖維)以增加其機(jī)械強(qiáng)度。高可壓縮性,柔軟兼有彈性,適合于在低壓力應(yīng)用環(huán)境;超高導(dǎo)熱率;電氣絕緣;滿足ROHS及UL的環(huán)境要求;天然粘性;導(dǎo)熱硅膠墊用于鋁基板外殼間。　　當(dāng)然，導(dǎo)熱硅膠墊也有局限性：器件產(chǎn)生的熱量并不會因?yàn)楣枘z片而減少，雖然器件的表面溫度降低了，但通過硅膠片熱量將分散到周圍空間中，因此周圍的器件溫度會略微升高，因此只能對少數(shù)溫度很高的器件貼硅膠片。2.因?yàn)椴馁|(zhì)不同，有些硅膠片的絕緣性并不理想，當(dāng)有高壓(比如8KV)，硅膠片會導(dǎo)通,影響器件EMI特性。但由于導(dǎo)熱硅膠墊的有點(diǎn)，導(dǎo)熱硅膠墊發(fā)展趨勢還是會呈現(xiàn)一個良好態(tài)勢。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="江門顯卡導(dǎo)熱硅膠墊,硅膠" src="http://tyunfile.71360.com/UpLoadFile/csbd192/2019/10/637061410801503542/6370614108015035423017008.jpg"></div><p style="text-indent:25px">怎么選擇導(dǎo)熱硅膠片導(dǎo)熱系數(shù)選擇導(dǎo)熱系數(shù)選擇**主要還是要看熱源功耗大小，以及散熱器或散熱結(jié)構(gòu)的散熱能力大小。一般芯片溫度規(guī)格參數(shù)比較低，或?qū)囟缺容^敏感，或熱流密度比較大（一般大于0.6w/cm3 需要做散熱處理，一般表面小于0.04w/cm2 時候都只需要自然對流處理就可以）這些芯片或熱源都需要進(jìn)行散熱處理，并且盡量選擇導(dǎo)熱系數(shù)高點(diǎn)的導(dǎo)熱硅膠片。消費(fèi)電子行業(yè)一般不允許芯片結(jié)溫高于85 度，也建議控制芯片表面在高溫測試時候小于75 度，整個板卡的元器件也基本采用的是商業(yè)級元器件，所以系統(tǒng)內(nèi)部溫度常溫下建議不超過 50度。首先外觀面，或終端客戶受能接觸的面建議溫度在常溫下得低于 45 度，選擇導(dǎo)熱系數(shù)較高的導(dǎo)熱硅膠片可以滿足設(shè)計(jì)要求和保留一些設(shè)計(jì)裕度。肇慶電子導(dǎo)熱硅膠墊</p><p style="text-indent:25px">江門顯卡導(dǎo)熱硅膠墊</p><p style="text-indent:25px">““導(dǎo)熱硅膠片”是以硅膠為基材，添加金屬氧化物等各種輔材，通過特殊工藝合成的一種導(dǎo)熱介質(zhì)材料，在行業(yè)內(nèi)，又稱為導(dǎo)熱硅膠墊，導(dǎo)熱矽膠片，軟性導(dǎo)熱墊，導(dǎo)熱硅膠墊片等等，是專門為利用縫隙傳遞熱量的設(shè)計(jì)方案生產(chǎn)，能夠填充縫隙，完成發(fā)熱部位與散熱部位間的熱傳遞，同時還起到絕緣、減震、密封等作用，能夠滿足設(shè)備小型化及超薄化的設(shè)計(jì)要求，是極具工藝性和使用性，且厚度適用范圍廣，一種較好的導(dǎo)熱填充材料。用于電子電器產(chǎn)品的控制主板，電機(jī)內(nèi)、外部的墊板和腳墊，電子電器、汽車機(jī)械、電腦主機(jī)、筆記本電腦、DVD、VCD及任何需要填充以及散熱模組的材料。普通的導(dǎo)熱硅膠片、強(qiáng)粘性導(dǎo)熱硅膠片、背矽膠布導(dǎo)熱硅膠片，中間帶玻纖導(dǎo)熱硅膠片。應(yīng)用領(lǐng)域 ◆LED行業(yè)使用 ●導(dǎo)熱硅膠片用于鋁基板與散熱片之間 ●導(dǎo)熱硅膠片用于鋁基板與外殼之間 ◆ 電源行業(yè) 用與MOS管、變壓器（或電容/PFC電感）與散熱片或外殼之間的導(dǎo)熱 ◆ 通訊行業(yè) ●TD-CDMA產(chǎn)品在主板IC與散熱片或外殼間的導(dǎo)熱散熱 ●機(jī)頂盒DC-DC IC與外殼之間導(dǎo)熱散熱 ◆ 汽車電子行業(yè)的應(yīng)用汽車電子行業(yè)應(yīng)用（如氙氣燈鎮(zhèn)流器、音響，車載系列產(chǎn)品等）均可用到導(dǎo)熱硅膠片 ◆PDP /LED電視的應(yīng)用功放IC、圖像解碼器IC與散熱器（外殼）江門顯卡導(dǎo)熱硅膠墊</p><p style="text-indent:25px">深圳市萬隆電子材料有限公司是一家電子導(dǎo)熱產(chǎn)品、電子產(chǎn)品、海綿制品、防震產(chǎn)品、防塵材料、絕緣屏蔽材料、膠帖制品、特殊膠紙的技術(shù)研發(fā)與銷售；國內(nèi)貿(mào)易；貨物及技術(shù)進(jìn)出口。（法律、行政法規(guī)禁止的項(xiàng)目除外；法律、行政法規(guī)限制的項(xiàng)目須取得許可后方可經(jīng)營）^電子導(dǎo)熱產(chǎn)品、電子產(chǎn)品、海綿制品、防震產(chǎn)品、防塵材料、絕緣屏蔽材料、膠帖制品、特殊膠紙的生產(chǎn)加工。的公司，致力于發(fā)展為創(chuàng)新務(wù)實(shí)、誠實(shí)可信的企業(yè)。萬隆電子材料作為電子導(dǎo)熱產(chǎn)品、電子產(chǎn)品、海綿制品、防震產(chǎn)品、防塵材料、絕緣屏蔽材料、膠帖制品、特殊膠紙的技術(shù)研發(fā)與銷售；國內(nèi)貿(mào)易；貨物及技術(shù)進(jìn)出口。（法律、行政法規(guī)禁止的項(xiàng)目除外；法律、行政法規(guī)限制的項(xiàng)目須取得許可后方可經(jīng)營）^電子導(dǎo)熱產(chǎn)品、電子產(chǎn)品、海綿制品、防震產(chǎn)品、防塵材料、絕緣屏蔽材料、膠帖制品、特殊膠紙的生產(chǎn)加工。的企業(yè)之一，為客戶提供良好的導(dǎo)熱硅膠片，矽膠布絕緣片，散熱材料，瑪拉膠帶。萬隆電子材料不斷開拓創(chuàng)新，追求出色，以技術(shù)為先導(dǎo)，以產(chǎn)品為平臺，以應(yīng)用為重點(diǎn)，以服務(wù)為保證，不斷為客戶創(chuàng)造更高價(jià)值，提供更優(yōu)服務(wù)。萬隆電子材料始終關(guān)注自身，在風(fēng)云變化的時代，對自身的建設(shè)毫不懈怠，高度的專注與執(zhí)著使萬隆電子材料在行業(yè)的從容而自信。</p></p><br /><p>文章來源地址: http://m.cdcfah.com/cp/1400787.html</p></div></div></div></div></div><div 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