特制皺紋紙縫底紙袋生產(chǎn)廠商巒彩包裝制品供應(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="縫底紙袋常用的熱封材料有CPE、LDPE、CPP、OPP、EVA、熱熔膠以及其它一些離子型樹脂共擠或共混改性薄膜。熱封層材料的厚度，一般在20～80um之間浮動(dòng)。特殊情況下也有達(dá)100～200um的，同一種熱封材料，其熱封強(qiáng)度隨熱封厚度的增"><meta name="keywords" content="特制皺紋紙縫底紙袋生產(chǎn)廠商,縫底紙袋"><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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clearfix"><h1>特制皺紋紙縫底紙袋生產(chǎn)廠商巒彩包裝制品供應(yīng)</h1><div id="21vcmip" class="proBig"><div id="xhegyk7" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shlcbz/637351588119257813/7242220.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="gaxe2fh" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shlcbz/637351588119257813/7242220.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="xcuwyah" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>特制皺紋紙縫底紙袋生產(chǎn)廠商,縫底紙袋</p><p><span>***更新：</span>2020-12-03 01:14:48</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="apm2apw" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">巒彩包裝制品(上海)有限公司</a></p><p><span>聯(lián)系人：</span>張永鈞</p><p><span>郵箱: </span>305300198@qq.com</p><p><span>電話: </span>18017655715</p><p><span>傳真: </span>021_59740156</p><p><span>網(wǎng)址: </span>http://www.sh-lcbz.com</p><p><span>手機(jī): </span>021-59740157</p><p><span>地址: </span>白鶴鎮(zhèn)鶴中路175號(hào)</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="3kfcs83" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="dxurtam" class="box"><p><p style="text-indent:25px">縫底紙袋常用的熱封材料有CPE、LDPE、CPP、OPP、EVA、熱熔膠以及其它一些離子型樹脂共擠或共混改性薄膜。熱封層材料的厚度，一般在20～80um之間浮動(dòng)。特殊情況下也有達(dá)100～200um的，同一種熱封材料，其熱封強(qiáng)度隨熱封厚度的增大而增大，特制皺紋紙縫底紙袋生產(chǎn)廠商。例如，蒸煮袋的熱封強(qiáng)度一般要求40～50牛頓，特制皺紋紙縫底紙袋生產(chǎn)廠商，因此，其熱封厚度應(yīng)在60～80um以上。熱封制袋過程中涉及到溫度，溫度的控制多少是由溫度儀表加以顯示，特制皺紋紙縫底紙袋生產(chǎn)廠商。在熱封復(fù)合袋加工過程，對溫度表的要求越精密越好，誤差范圍與設(shè)定值較好的還是不大于±5℃?？p底紙袋具有成本適宜、生產(chǎn)好、外表美觀、合理可靠的特點(diǎn)。特制皺紋紙縫底紙袋生產(chǎn)廠商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="特制皺紋紙縫底紙袋生產(chǎn)廠商,縫底紙袋" src="https://tyunfile.71360.com/UploadFile/shlcbz/637351588119257813/7242220.png"></div><p style="text-indent:25px">縫底紙袋檢測方法是：取一只正加工的復(fù)合袋仔細(xì)觀察縫跡，如果壓力均勻是不會(huì)產(chǎn)生氣泡等現(xiàn)象；另一種方法是，用長20cm、寬3cm、厚200um**光滑竹塊進(jìn)行試驗(yàn)，由于壓力不夠，強(qiáng)度低，往往會(huì)出現(xiàn)漏破現(xiàn)象，所以均勻的壓力與溫度是降低強(qiáng)度低、分層的基本之一。縫底紙袋對于輕薄包裝袋子、熱封壓力至少要達(dá)到2kg/平方厘米，而且隨著復(fù)合膜總厚度的增加而相應(yīng)提高；若熱封壓力不足，兩層薄膜之間難以達(dá)到真正的熔合，導(dǎo)致局部熱封不好或難以消失夾在焊縫中間的氣泡，造成虛焊。但熱封壓力并非越大越好，應(yīng)以不損傷焊邊為宜，因?yàn)樵谳^高的熱封溫度下時(shí)，焊邊的熱封材料已趨于半熔融狀態(tài)，太大的壓力易擠走部分熱封料，使焊縫邊緣形成半切斷狀態(tài)。焊接發(fā)脆，熱封強(qiáng)度降低。所以壓力的調(diào)節(jié)非常關(guān)健。特制皺紋紙縫底紙袋生產(chǎn)廠商縫底紙袋熱封后脫層印刷油墨層及電暈面好壞有關(guān)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="特制皺紋紙縫底紙袋生產(chǎn)廠商,縫底紙袋" src="https://tyunfile.71360.com/UploadFile/shlcbz/637351588063808594/3840822.png"></div><p style="text-indent:25px">縫底紙袋是把袋片底部經(jīng)過對齊折疊和粘貼制成長方形底部的包裝袋類型，底部貼有牛皮紙制成的加強(qiáng)蓋紙，配合上海南鵬包裝廠的**度原紙材料，能有效提高包裝袋的強(qiáng)度。牛皮紙方底部蓋紙?zhí)幱∷⒛鼙阌谧R(shí)別，具有裝飾和廣告宣傳作用。灌裝后牛皮紙方底袋的底部平整呈長方形，在灌裝、擺放或拆包時(shí)能立地平穩(wěn)不易撒漏，堆包整齊并能提高倉儲(chǔ)空間的利用率，便于大批量集裝化運(yùn)輸。方底袋是粉狀、粒狀、片狀、絮狀、稠狀物料的理想包裝容器，在包裝行業(yè)運(yùn)用十分普遍?？p底紙袋的特點(diǎn)：環(huán)保性好、牢固度強(qiáng)、堆垛穩(wěn)定、便于識(shí)別?？p底紙袋款式：直筒式、M型折邊式。</p><p style="text-indent:25px">縫底紙袋熱封次數(shù)越多，熱封強(qiáng)度越高。縱向熱封次數(shù)取決于縱向焊棒的有效長度和袋長之比。橫向熱封次數(shù)由機(jī)臺(tái)橫向熱封裝置的組數(shù)決定。良好的熱封，要求熱封次數(shù)至少達(dá)到兩次以上（現(xiàn)在較好的制袋機(jī)都有備送裝置，可備送多次，長袋子的縱封可保證達(dá)到兩次以上）。相同結(jié)構(gòu)和厚度的復(fù)合膜，復(fù)合層間剝離強(qiáng)度越高，熱封強(qiáng)度越大；對于復(fù)合剝離強(qiáng)度低的產(chǎn)品，焊縫破壞往往是焊縫處的復(fù)合膜先層間剝離，致使由內(nèi)面熱封層**承受破壞拉力，而面層材料失去補(bǔ)強(qiáng)作用，致使焊縫的熱封強(qiáng)度由此大為降低；若復(fù)合層間剝離強(qiáng)度強(qiáng)，則不致發(fā)生焊邊處層間的剝離，所測得的實(shí)際熱封強(qiáng)度就大得多；在熱封內(nèi)層為PE或CPP時(shí)，熱封強(qiáng)度就比同樣厚度的OPP好得多。縫底紙袋將二層透明塑料分在一層非透明塑料兩邊。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="特制皺紋紙縫底紙袋生產(chǎn)廠商,縫底紙袋" src="https://tyunfile.71360.com/UploadFile/shlcbz/637351588863144531/7101809.png"></div><p style="text-indent:25px">縫底紙袋熱封時(shí)間主要由制袋機(jī)的速度決定。縫底紙袋速度快，熱封時(shí)間就短；速度快，熱封時(shí)間就長。熱封時(shí)間也是影響焊縫封合強(qiáng)度和外觀的一個(gè)關(guān)健因素。相同的熱封溫度和壓力下，熱封時(shí)間長，則熱封層熔合更充分，結(jié)合更牢固；但熱封時(shí)間太長，容易造成焊縫起皺變形，影響平整度和外觀。熱封后的焊縫若冷卻不好，不但會(huì)影響縫隙的外觀平整度，而且對熱封強(qiáng)度有一定的影響到。冷卻過程就是通過在一定的壓力下，用較低的溫度對剛?cè)廴跓岱夂蟮暮缚p進(jìn)行定形。因此，壓力不夠，冷卻和循環(huán)不暢，循環(huán)量不夠，水溫太高或冷卻不及時(shí)，都會(huì)致使冷卻不良，熱封強(qiáng)度降低。縫底紙袋內(nèi)膜塑料袋也可定制為黑色或藍(lán)色，對產(chǎn)品起避光作用。特制皺紋紙縫底紙袋生產(chǎn)廠商</p><p style="text-indent:25px">縫底紙袋是一種復(fù)合材料制作或純縫底紙制作包裝容器，沒有毒、無味、無污染，低碳環(huán)保。特制皺紋紙縫底紙袋生產(chǎn)廠商</p><p style="text-indent:25px">縫底紙袋有食品包裝全工業(yè)產(chǎn)品生產(chǎn)許可證。紙塑復(fù)合袋形式等同于縫底開口袋.具有強(qiáng)度好，防水防潮等優(yōu)越的特點(diǎn)?？p底紙袋適合承裝5-40公斤危險(xiǎn)化學(xué)品、精細(xì)化工、醫(yī)藥化工、橡膠助劑、工程塑料、化工原料、精細(xì)礦物、染料、顏料等，食品添加劑、冷凍果蔬、奶粉、大豆蛋白等粉狀、粒狀、片狀、塊狀產(chǎn)品。根據(jù)密度的不同分為高密度聚乙烯、中密度聚乙烯和低密度聚乙烯。低密度聚乙烯較軟,多用高壓聚合;高密度聚乙烯具有剛性、硬度和機(jī)械強(qiáng)度大的特性,多用低壓聚合。高密度聚乙烯可以做容器、管道,也可以做高頻的電絕緣材料,用于雷達(dá)和電視。大量使用的常為低密度(高壓)聚乙烯。聚乙烯為蠟狀,有蠟一樣的光滑感,不染色時(shí),低密度聚乙烯透明,而高密度聚乙烯不透明。特制皺紋紙縫底紙袋生產(chǎn)廠商</p><p style="text-indent:25px">巒彩包裝制品(上海)有限公司致力于包裝，是一家生產(chǎn)型的公司。公司業(yè)務(wù)涵蓋多層紙袋，紙塑復(fù)合袋，方底閥口袋，牛皮紙袋等，價(jià)格合理，品質(zhì)有保證。公司注重以質(zhì)量為中心，以服務(wù)為理念，秉持誠信為本的理念，打造包裝良好品牌。巒彩包裝憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽(yù)和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2239568.html</p></div></div></div></div></div><div id="akh22xe" class="page-right twoColRt"><div id="td27ykc" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="div8k7v" class="recomPic likePro"><a 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