由于(yu)隱框(kuang)、半隱框(kuang)及點(dian)支撐玻(bo)(bo)璃(li)幕(mu)墻(qiang)用(yong)中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)二道(dao)(dao)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)承(cheng)受(shou)著(zhu)外(wai)片(pian)玻(bo)(bo)璃(li)所受(shou)的(de)(de)(de)風(feng)荷(he)載及自重(zhong)荷(he)載作用(yong)，要(yao)求密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)的(de)(de)(de)粘接強度(du)較(jiao)(jiao)高。雖(sui)然(ran)硅酮膠(jiao)(jiao)(jiao)(jiao)(jiao)和聚(ju)硫(liu)膠(jiao)(jiao)(jiao)(jiao)(jiao)的(de)(de)(de)粘結強度(du)均較(jiao)(jiao)高，但由于(yu)聚(ju)硫(liu)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)耐紫外(wai)線性能(neng)較(jiao)(jiao)差，并(bing)與幕(mu)墻(qiang)用(yong)硅酮密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)相(xiang)容性較(jiao)(jiao)差，因此，隱框(kuang)、半隱框(kuang)及點(dian)支撐玻(bo)(bo)璃(li)幕(mu)墻(qiang)等(deng)承(cheng)受(shou)荷(he)載作用(yong)的(de)(de)(de)中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)，其二道(dao)(dao)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)必須采(cai)用(yong)硅酮結構(gou)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)。另外(wai)，在明(ming)框(kuang)玻(bo)(bo)璃(li)幕(mu)墻(qiang)中(zhong)(zhong)(zhong)(zhong)(zhong)，固定板塊中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)二道(dao)(dao)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)可以采(cai)用(yong)聚(ju)硫(liu)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)，但很多人(ren)忽視了(le)開(kai)(kai)啟(qi)部分，這(zhe)是因為明(ming)框(kuang)玻(bo)(bo)璃(li)幕(mu)墻(qiang)開(kai)(kai)啟(qi)部分是按(an)隱框(kuang)結構(gou)設(she)計的(de)(de)(de)。這(zhe)一(yi)點(dian)往(wang)往(wang)被大(da)多數幕(mu)墻(qiang)企業所忽視，開(kai)(kai)啟(qi)部分中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)二道(dao)(dao)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)未采(cai)用(yong)硅酮結構(gou)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)，造成明(ming)框(kuang)玻(bo)(bo)璃(li)幕(mu)墻(qiang)開(kai)(kai)啟(qi)部分中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)外(wai)片(pian)墜落(luo)現象嚴重(zhong)。中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)用(yong)二道(dao)(dao)密(mi)(mi)(mi)(mi)封膠(jiao)(jiao)(jiao)(jiao)(jiao)對中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)玻(bo)(bo)璃(li)的(de)(de)(de)質量和使(shi)用(yong)壽命有著(zhu)很大(da)的(de)(de)(de)影(ying)響。好用(yong)中(zhong)(zhong)(zhong)(zhong)(zhong)空(kong)(kong)膠(jiao)(jiao)(jiao)(jiao)(jiao)批(pi)發廠家

為(wei)(wei)什(shen)么(me)夏天(tian)有(you)的(de)(de)(de)中性(xing)膠打(da)在(zai)混凝土和(he)金屬窗(chuang)(chuang)框的(de)(de)(de)結合部位固化(hua)后會出(chu)(chu)現(xian)(xian)(xian)很(hen)多(duo)氣泡，而有(you)的(de)(de)(de)又不(bu)(bu)會?是不(bu)(bu)是質量的(de)(de)(de)問題(ti)?為(wei)(wei)什(shen)么(me)以前沒(mei)有(you)類似現(xian)(xian)(xian)象(xiang)出(chu)(chu)現(xian)(xian)(xian)?事(shi)實(shi)上(shang)很(hen)多(duo)品牌的(de)(de)(de)中性(xing)膠都(dou)有(you)過(guo)(guo)(guo)類似現(xian)(xian)(xian)象(xiang)出(chu)(chu)現(xian)(xian)(xian)，經認(ren)(ren)真檢測和(he)反(fan)復實(shi)驗確認(ren)(ren)并不(bu)(bu)是膠的(de)(de)(de)質量問題(ti)。因為(wei)(wei)中性(xing)膠有(you)醇型和(he)酮(tong)肟型兩種(zhong)，而醇型膠在(zai)固化(hua)過(guo)(guo)(guo)程中所產(chan)生(sheng)的(de)(de)(de)甲醇會釋(shi)放出(chu)(chu)來(lai)(甲醇在(zai)50℃左右開(kai)始揮發)，特別遇到太陽(yang)直射或高(gao)溫反(fan)應更(geng)強烈。另外混凝土和(he)金屬窗(chuang)(chuang)框是很(hen)難(nan)透(tou)氣的(de)(de)(de)，加上(shang)夏天(tian)溫、濕度(du)都(dou)較高(gao)，固化(hua)會更(geng)快，膠釋(shi)放的(de)(de)(de)氣體(ti)就(jiu)(jiu)只能(neng)從未完全固化(hua)的(de)(de)(de)膠層(ceng)中跑出(chu)(chu)來(lai)，古化(hua)的(de)(de)(de)膠條上(shang)就(jiu)(jiu)會出(chu)(chu)現(xian)(xian)(xian)大小(xiao)不(bu)(bu)一(yi)(yi)的(de)(de)(de)氣泡。而酮(tong)肟型中性(xing)膠在(zai)固化(hua)過(guo)(guo)(guo)程中不(bu)(bu)會釋(shi)放出(chu)(chu)氣體(ti)，就(jiu)(jiu)不(bu)(bu)會產(chan)生(sheng)氣泡。但酮(tong)肟型中性(xing)膠的(de)(de)(de)缺(que)點(dian)(dian)是一(yi)(yi)日技(ji)術(shu)、配方(fang)處理不(bu)(bu)好(hao)，冬(dong)天(tian)在(zai)固化(hua)過(guo)(guo)(guo)程中遇冷(leng)就(jiu)(jiu)有(you)機會出(chu)(chu)現(xian)(xian)(xian)收(shou)縮魚裂現(xian)(xian)(xian)象(xiang)，技(ji)術(shu)好(hao)，配方(fang)過(guo)(guo)(guo)關的(de)(de)(de)就(jiu)(jiu)沒(mei)有(you)此現(xian)(xian)(xian)象(xiang)出(chu)(chu)現(xian)(xian)(xian)。當然酮(tong)肟型的(de)(de)(de)中性(xing)膠價格比醇型稍貴。玻璃膠中空膠推薦貨源(yuan)硅酮(tong)膠具(ju)有(you)結構(gou)性(xing)、耐老化(hua)及抗紫外線等(deng)性(xing)能(neng)，對環(huan)境的(de)(de)(de)適應能(neng)力更(geng)強，但其弱點(dian)(dian)是水汽透(tou)過(guo)(guo)(guo)率高(gao)。

白油(you)(you)與(yu)硅(gui)酮密(mi)封膠(jiao)體(ti)系的(de)(de)(de)(de)相容性(xing)(xing)差，在(zai)硅(gui)酮密(mi)封膠(jiao)中添加的(de)(de)(de)(de)白油(you)(you)很容易從硅(gui)酮密(mi)封膠(jiao)體(ti)系中遷移、滲透出來，從而導致硅(gui)酮密(mi)封膠(jiao)的(de)(de)(de)(de)耐候性(xing)(xing)變(bian)差，致使(shi)各(ge)種嚴(yan)重危害(hai)情況出現。“白油(you)(you)膠(jiao)屬于劣(lie)質(zhi)產(chan)品(pin)，雖然價(jia)格低廉，但是(shi)一旦(dan)出現問題(ti)，后期(qi)的(de)(de)(de)(de)返工(gong)成(cheng)本(ben)、維護費(fei)用(yong)(yong)、品(pin)牌(pai)(pai)損失(shi)(shi)等代(dai)價(jia)將是(shi)采購成(cheng)本(ben)的(de)(de)(de)(de)幾倍甚至(zhi)幾十(shi)倍，不僅成(cheng)本(ben)沒有(you)節(jie)省，反而增添額外的(de)(de)(de)(de)諸多費(fei)用(yong)(yong)，得不償(chang)失(shi)(shi)！節(jie)約成(cheng)本(ben)是(shi)每個企業永恒不變(bian)的(de)(de)(de)(de)主題(ti)，產(chan)品(pin)價(jia)格也(ye)向(xiang)來是(shi)大家(jia)關注的(de)(de)(de)(de)焦點。但是(shi)不能(neng)不擇(ze)手段來制造很低價(jia)格的(de)(de)(de)(de)產(chan)品(pin)。那(nei)些選(xuan)用(yong)(yong)劣(lie)質(zhi)原(yuan)料、以偽劣(lie)產(chan)品(pin)假冒品(pin)牌(pai)(pai)等坑害(hai)用(yong)(yong)戶的(de)(de)(de)(de)行(xing)為，嚴(yan)重擾(rao)亂了市場秩序，危害(hai)行(xing)業的(de)(de)(de)(de)健康發展。這(zhe)樣以舍棄產(chan)品(pin)質(zhi)量為代(dai)價(jia)的(de)(de)(de)(de)“高性(xing)(xing)價(jia)比”的(de)(de)(de)(de)白油(you)(you)膠(jiao)，你真的(de)(de)(de)(de)會選(xuan)擇(ze)么？

2020年之后硅(gui)酮(tong)密封膠的(de)原材料價(jia)格浮(fu)動較(jiao)大，市面(mian)上也不(bu)斷出(chu)現MS中空(kong)膠，號稱(cheng)是(shi)“硅(gui)酮(tong)類密封膠”，但其價(jia)格遠低(di)于純硅(gui)酮(tong)，所(suo)以很多人都退而求其次。即便是(shi)MS膠擁有較(jiao)好(hao)(hao)的(de)耐老化能(neng)力，對(dui)多種建筑(zhu)常用(yong)基材具有較(jiao)好(hao)(hao)的(de)粘結性(xing)(xing)，低(di)VOC，環保性(xing)(xing)能(neng)好(hao)(hao)以及表面(mian)可涂飾(shi)性(xing)(xing)能(neng)在(zai)裝(zhuang)配式建筑(zhu)、室(shi)內裝(zhuang)飾(shi)得到廣(guang)泛應用(yong)，但通過(guo)對(dui)MS中空(kong)膠進(jin)行評測，其自(zi)身對(dui)玻璃(li)粘結的(de)抗紫外老化性(xing)(xing)能(neng)和(he)純硅(gui)酮(tong)膠相比還(huan)是(shi)偏弱一些，所(suo)以大家在(zai)密封膠選擇上還(huan)是(shi)要根(gen)據材料的(de)實(shi)際用(yong)途進(jin)行選擇。施打密封膠前必(bi)需做(zuo)過(guo)測試(shi)來確定(ding)是(shi)否(fou)需上底漆(qi)。

為什么(me)現(xian)在有的(de)(de)(de)(de)中(zhong)空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)與(yu)市面上(shang)的(de)(de)(de)(de)膠(jiao)(jiao)(jiao)(jiao)(jiao)條(tiao)(tiao)反應有變(bian)黃的(de)(de)(de)(de)現(xian)象?這主(zhu)要(yao)是(shi)中(zhong)空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)與(yu)PVC膠(jiao)(jiao)(jiao)(jiao)(jiao)條(tiao)(tiao)發生反應造成的(de)(de)(de)(de)，現(xian)今有的(de)(de)(de)(de)商家(jia)(jia)為降低成本，PVO膠(jiao)(jiao)(jiao)(jiao)(jiao)條(tiao)(tiao)加(jia)多(duo)了碳酸鈣(gai)(gai)類物(wu)質，而碳酸鈣(gai)(gai)會和(he)(he)硅(gui)酮(tong)膠(jiao)(jiao)(jiao)(jiao)(jiao)有反應，就會出(chu)現(xian)變(bian)黃的(de)(de)(de)(de)現(xian)象，這主(zhu)要(yao)是(shi)膠(jiao)(jiao)(jiao)(jiao)(jiao)條(tiao)(tiao)的(de)(de)(de)(de)原因。如果您選用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)是(shi)質量(liang)(liang)(liang)有保證的(de)(de)(de)(de)中(zhong)空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)產(chan)品，就請檢查膠(jiao)(jiao)(jiao)(jiao)(jiao)條(tiao)(tiao)的(de)(de)(de)(de)質量(liang)(liang)(liang)問題。如果是(shi)質量(liang)(liang)(liang)較(jiao)差的(de)(de)(de)(de)中(zhong)空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)，變(bian)黃的(de)(de)(de)(de)幅度自(zi)然越大。想避免這個問題，盡可能采用(yong)(yong)(yong)(yong)與(yu)硅(gui)酮(tong)密封(feng)膠(jiao)(jiao)(jiao)(jiao)(jiao)相(xiang)容性好的(de)(de)(de)(de)密封(feng)條(tiao)(tiao)，或者(zhe)選好的(de)(de)(de)(de)中(zhong)空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)，同時在工程用(yong)(yong)(yong)(yong)膠(jiao)(jiao)(jiao)(jiao)(jiao)之前，盡量(liang)(liang)(liang)做一個相(xiang)容性測(ce)試(shi)，看所采用(yong)(yong)(yong)(yong)的(de)(de)(de)(de)口空(kong)玻(bo)璃(li)膠(jiao)(jiao)(jiao)(jiao)(jiao)產(chan)品是(shi)否與(yu)其它材料(liao)相(xiang)溶再決定使用(yong)(yong)(yong)(yong)與(yu)否。硅(gui)酮(tong)中(zhong)空(kong)玻(bo)璃(li)結構(gou)密封(feng)膠(jiao)(jiao)(jiao)(jiao)(jiao) A 組分(fen)為白色膏狀物(wu)，采用(yong)(yong)(yong)(yong)190L鐵(tie)桶和(he)(he)19L塑料(liao)桶包裝。建筑中(zhong)空(kong)膠(jiao)(jiao)(jiao)(jiao)(jiao)商家(jia)(jia)

中(zhong)空(kong)玻璃彈性密封(feng)(feng)膠應符合GB/T 29755《中(zhong)空(kong)玻璃用(yong)彈性密封(feng)(feng)膠》如LL828 硅酮(tong)中(zhong)空(kong)玻璃密封(feng)(feng)膠。好(hao)用(yong)中(zhong)空(kong)膠批發廠家

要(yao)(yao)確(que)(que)保(bao)中空玻璃(li)(li)產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)符合(he)(he)(he)要(yao)(yao)求(qiu)(qiu)，企業(ye)(ye)需(xu)要(yao)(yao)從意(yi)識(shi)和(he)(he)(he)(he)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)上下功夫。一(yi)是(shi)(shi)(shi)企業(ye)(ye)需(xu)樹立正確(que)(que)的(de)(de)(de)(de)產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)觀，承擔起(qi)相應的(de)(de)(de)(de)社會責任，確(que)(que)保(bao)采(cai)購(gou)的(de)(de)(de)(de)密(mi)(mi)(mi)封膠(jiao)(jiao)符合(he)(he)(he)要(yao)(yao)求(qiu)(qiu)，不(bu)能(neng)一(yi)味追(zhui)求(qiu)(qiu)低價而忽視(shi)質(zhi)(zhi)量(liang)(liang)，這(zhe)是(shi)(shi)(shi)根本性的(de)(de)(de)(de)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)思維和(he)(he)(he)(he)手段(duan);二是(shi)(shi)(shi)采(cai)購(gou)密(mi)(mi)(mi)封膠(jiao)(jiao)時需(xu)選(xuan)擇(ze)具(ju)有一(yi)定(ding)規(gui)(gui)(gui)模、信譽和(he)(he)(he)(he)品(pin)(pin)(pin)牌保(bao)障的(de)(de)(de)(de)企業(ye)(ye)，通常(chang)這(zhe)些企業(ye)(ye)質(zhi)(zhi)量(liang)(liang)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)能(neng)力都(dou)比(bi)較強，產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)穩定(ding)，能(neng)夠確(que)(que)保(bao)密(mi)(mi)(mi)封膠(jiao)(jiao)符合(he)(he)(he)中空玻璃(li)(li)生(sheng)(sheng)產(chan)(chan)要(yao)(yao)求(qiu)(qiu);三(san)是(shi)(shi)(shi)采(cai)購(gou)進(jin)(jin)廠的(de)(de)(de)(de)密(mi)(mi)(mi)封膠(jiao)(jiao)需(xu)進(jin)(jin)行(xing)相關的(de)(de)(de)(de)性能(neng)和(he)(he)(he)(he)相容性試驗(yan)，確(que)(que)保(bao)相關性能(neng)得到(dao)檢(jian)驗(yan)驗(yan)證，符合(he)(he)(he)要(yao)(yao)求(qiu)(qiu)的(de)(de)(de)(de)密(mi)(mi)(mi)封膠(jiao)(jiao)方能(neng)投入生(sheng)(sheng)產(chan)(chan):四是(shi)(shi)(shi)加強相關生(sheng)(sheng)產(chan)(chan)知(zhi)識(shi)和(he)(he)(he)(he)技能(neng)的(de)(de)(de)(de)學習和(he)(he)(he)(he)交流，確(que)(que)保(bao)生(sheng)(sheng)產(chan)(chan)操(cao)作和(he)(he)(he)(he)產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)符合(he)(he)(he)規(gui)(gui)(gui)范，避免操(cao)作不(bu)當而造成產(chan)(chan)品(pin)(pin)(pin)出(chu)現問題。生(sheng)(sheng)產(chan)(chan)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)對(dui)確(que)(que)保(bao)中空玻璃(li)(li)產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)是(shi)(shi)(shi)不(bu)容忽視(shi)的(de)(de)(de)(de)，中空玻璃(li)(li)生(sheng)(sheng)產(chan)(chan)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)，由工業(ye)(ye)和(he)(he)(he)(he)信息化部(bu)于2012年發(fa)布的(de)(de)(de)(de)行(xing)業(ye)(ye)規(gui)(gui)(gui)范《中空玻璃(li)(li)生(sheng)(sheng)產(chan)(chan)技術(shu)規(gui)(gui)(gui)程(cheng)(cheng)》，對(dui)中空玻璃(li)(li)生(sheng)(sheng)產(chan)(chan)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)提(ti)出(chu)了相應的(de)(de)(de)(de)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)規(gui)(gui)(gui)范，按照規(gui)(gui)(gui)程(cheng)(cheng)要(yao)(yao)求(qiu)(qiu)進(jin)(jin)行(xing)控(kong)(kong)(kong)制(zhi)(zhi)(zhi)(zhi)，產(chan)(chan)品(pin)(pin)(pin)質(zhi)(zhi)量(liang)(liang)一(yi)般都(dou)能(neng)得到(dao)較好的(de)(de)(de)(de)保(bao)障。好用中空膠(jiao)(jiao)批發(fa)廠家

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