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塑料復合軟管使用與典型結構

捷宇石油管道 發布時間:2017-01-05

自上個世紀90年(nian)代開始,中國從歐美、日本和臺(tai)灣(wan)省引進了(le)大量的復合軟管(guan)生產(chan)設備(bei),發展(zhan)勢(shi)頭很猛。

塑料(liao)復合軟管使用方便、經(jing)濟(ji)、衛生性好(hao),已成為化妝品、醫藥和食品的主要(yao)包裝品種之一。

多(duo)(duo)(duo)層(ceng)(ceng)(ceng)、薄(bo)壁和透(tou)明的(de)(de)(de)(de)(de)塑料(liao)(liao)復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)是未來(lai)的(de)(de)(de)(de)(de)發展趨(qu)勢。塑料(liao)(liao)復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)具有(you)(you)其(qi)(qi)(qi)它材料(liao)(liao)難(nan)以(yi)比擬的(de)(de)(de)(de)(de)優點(dian),因(yin)此,自問世起(qi)(qi),就在(zai)化妝品和藥品包(bao)(bao)裝(zhuang)上嶄露頭角。目(mu)前   成(cheng)(cheng)為(wei)(wei)化妝品和藥品的(de)(de)(de)(de)(de)包(bao)(bao)裝(zhuang)形(xing)式(shi)。軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)可(ke)(ke)(ke)分為(wei)(wei)無(wu)縫(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和有(you)(you)縫(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。無(wu)縫(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)包(bao)(bao)括冷沖壓(ya)成(cheng)(cheng)形(xing)、滾(gun)壓(ya)成(cheng)(cheng)形(xing)和擠(ji)出成(cheng)(cheng)形(xing);有(you)(you)縫(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)包(bao)(bao)括高(gao)頻焊接、超(chao)聲波焊接、熱(re)焊接及其(qi)(qi)(qi)它成(cheng)(cheng)型(xing)方法。其(qi)(qi)(qi)中(zhong)擠(ji)出成(cheng)(cheng)型(xing)可(ke)(ke)(ke)加工(gong)(gong)多(duo)(duo)(duo)層(ceng)(ceng)(ceng)或單層(ceng)(ceng)(ceng)塑料(liao)(liao)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)與多(duo)(duo)(duo)層(ceng)(ceng)(ceng)共(gong)擠(ji)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)對比有(you)(you)縫(feng)(feng)(feng)復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)和多(duo)(duo)(duo)層(ceng)(ceng)(ceng)共(gong)擠(ji)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)相(xiang)比具有(you)(you)較(jiao)多(duo)(duo)(duo)的(de)(de)(de)(de)(de)優勢。隨著技術的(de)(de)(de)(de)(de)不(bu)斷提高(gao),鋁(lv)箔越(yue)(yue)來(lai)越(yue)(yue)薄(bo),其(qi)(qi)(qi)在(zai)片材中(zhong)所(suo)占的(de)(de)(de)(de)(de)含量比例也(ye)越(yue)(yue)來(lai)越(yue)(yue)小,由(you)1980年的(de)(de)(de)(de)(de)29.44%下降至目(mu)前的(de)(de)(de)(de)(de)12.21%。現(xian)在(zai)   薄(bo)的(de)(de)(de)(de)(de)鋁(lv)箔只有(you)(you)12μ。這(zhe)樣(yang)(yang)使(shi)阻隔層(ceng)(ceng)(ceng)   貼近內容(rong)物。片材透(tou)明化越(yue)(yue)來(lai)越(yue)(yue)多(duo)(duo)(duo)的(de)(de)(de)(de)(de)彩色膏體(ti)和凝膠類藥膏正(zheng)受(shou)到消費(fei)者的(de)(de)(de)(de)(de)喜愛。當這(zhe)些(xie)產(chan)品被(bei)裝(zhuang)在(zai)透(tou)明的(de)(de)(de)(de)(de)復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)時(shi),其(qi)(qi)(qi)誘人(ren)(ren)的(de)(de)(de)(de)(de)顏色和良好的(de)(de)(de)(de)(de)質感讓(rang)人(ren)(ren)愛不(bu)釋手,透(tou)明的(de)(de)(de)(de)(de)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)包(bao)(bao)裝(zhuang)無(wu)疑起(qi)(qi)到了錦上添花的(de)(de)(de)(de)(de)作(zuo)用。環保性受(shou)到重視   大程度地采用經(jing)濟(ji)的(de)(de)(de)(de)(de)、易循(xun)環利(li)用的(de)(de)(de)(de)(de)片材,減少(shao)原料(liao)(liao)是生產(chan)環保軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)   實用和   合(he)(he)理(li)的(de)(de)(de)(de)(de)方法。當軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)中(zhong)鋁(lv)箔阻隔層(ceng)(ceng)(ceng)的(de)(de)(de)(de)(de)厚(hou)度由(you)傳(chuan)統(tong)的(de)(de)(de)(de)(de)40μ減少(shao)到12μ時(shi),就可(ke)(ke)(ke)以(yi)產(chan)生很(hen)多(duo)(duo)(duo)資源(yuan)上的(de)(de)(de)(de)(de)節約。塑料(liao)(liao)復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)輕便柔(rou)軟(ruan)(ruan)(ruan)(ruan)(ruan),彎(wan)(wan)曲(qu)(qu)自如(ru)(ru)與同(tong)(tong)規格(ge)橡(xiang)膠管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)比,同(tong)(tong)樣(yang)(yang)使(shi)用條件下,復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)輕于(yu)橡(xiang)膠管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)40%,曲(qu)(qu)率半徑是橡(xiang)膠管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)(de)(de)1/3倍,輕便柔(rou)軟(ruan)(ruan)(ruan)(ruan)(ruan),適(shi)用移(yi)動性較(jiao)大的(de)(de)(de)(de)(de)場(chang)所(suo)。如(ru)(ru)裝(zhuang)卸油(you)(you)罐(guan)車(che),油(you)(you)輪(lun)等等這(zhe)些(xie)拆卸較(jiao)頻繁的(de)(de)(de)(de)(de)場(chang)所(suo)。該管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)還(huan)能在(zai)較(jiao)狹窄(zhai)的(de)(de)(de)(de)(de)作(zuo)業場(chang)所(suo)靈活使(shi)用,這(zhe)是其(qi)(qi)(qi)他管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)路無(wu)法比擬的(de)(de)(de)(de)(de)。該軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)耐(nai)正(zheng)、負壓(ya)情況(kuang)好該種(zhong)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)工(gong)(gong)作(zuo)壓(ya)力可(ke)(ke)(ke)達1.0~4.0MPa,負壓(ya)可(ke)(ke)(ke)達0.1MPa。耐(nai)壓(ya)情況(kuang)在(zai)同(tong)(tong)等條件下,比同(tong)(tong)規格(ge)橡(xiang)膠管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)要好,因(yin)橡(xiang)膠管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)較(jiao)硬,不(bu)能在(zai)很(hen)大彎(wan)(wan)曲(qu)(qu)狀(zhuang)態下承壓(ya),極端彎(wan)(wan)曲(qu)(qu)時(shi),橡(xiang)膠內壁折疊(die),堵(du)塞通(tong)路,而復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)在(zai)極端彎(wan)(wan)曲(qu)(qu)狀(zhuang)態下照樣(yang)(yang)工(gong)(gong)作(zuo),在(zai)彎(wan)(wan)曲(qu)(qu)部(bu)位(wei),管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)內始終保持圓狀(zhuang),決(jue)不(bu)會(hui)發生折疊(die),堵(du)塞現(xian)象,也(ye)不(bu)會(hui)因(yin)極端彎(wan)(wan)曲(qu)(qu)而被(bei)折斷現(xian)象,這(zhe)是復(fu)合(he)(he)軟(ruan)(ruan)(ruan)(ruan)(ruan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)   性能。

復(fu)(fu)(fu)合(he)(he)軟管(guan)(guan)(guan)的(de)(de)(de)典(dian)型結(jie)構(gou)有(you)四種:1、聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)(外層)/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)(白(bai)色)/乙(yi)烯(xi)(xi)一(yi)乙(yi)烯(xi)(xi)醇/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)/聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)(內(nei)(nei)(nei)層)。2、聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)(外層)/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)(白(bai)色)/聚(ju)(ju)(ju)酯(或有(you)SiO、A12O3等鍍層)/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)A1203/聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)(內(nei)(nei)(nei)層)。3、聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)(白(bai)色)/聚(ju)(ju)(ju)酯/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)。4、聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)/乙(yi)烯(xi)(xi)乙(yi)烯(xi)(xi)醇/粘(zhan)(zhan)(zhan)合(he)(he)性(xing)(xing)樹(shu)(shu)(shu)脂(zhi)(zhi)/聚(ju)(ju)(ju)乙(yi)烯(xi)(xi)。鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan)是(shi)   早替代鑄鐵管(guan)(guan)(guan)的(de)(de)(de)供(gong)水管(guan)(guan)(guan),其基(ji)本構(gou)成(cheng)應(ying)(ying)為(wei)(wei)(wei)五(wu)層,即由內(nei)(nei)(nei)而外依次為(wei)(wei)(wei)塑(su)(su)(su)(su)料(liao)、熱熔膠、鋁(lv)合(he)(he)金、熱熔膠、塑(su)(su)(su)(su)料(liao)。現在國內(nei)(nei)(nei)鋁(lv)塑(su)(su)(su)(su)管(guan)(guan)(guan)質量   地區:佛山地區。鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan)有(you)較(jiao)好的(de)(de)(de)保(bao)溫(wen)性(xing)(xing)能(neng),內(nei)(nei)(nei)外壁不易腐(fu)蝕,因內(nei)(nei)(nei)壁光滑,對(dui)流(liu)體(ti)阻力(li)很(hen)小;又因為(wei)(wei)(wei)可(ke)隨意彎曲,所以(yi)(yi)安裝施工(gong)方(fang)便。作為(wei)(wei)(wei)供(gong)水管(guan)(guan)(guan)道,鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan)有(you)足(zu)夠的(de)(de)(de)強(qiang)度(du),但如(ru)橫(heng)向受(shou)力(li)太大時,會影響強(qiang)度(du),所以(yi)(yi)宜作明管(guan)(guan)(guan)施工(gong)或埋(mai)(mai)于墻體(ti)內(nei)(nei)(nei),甚至可(ke)以(yi)(yi)埋(mai)(mai)入地下。(鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan)也可(ke)以(yi)(yi)埋(mai)(mai)入地下,比如(ru)地暖中用的(de)(de)(de)管(guan)(guan)(guan)子就(jiu)是(shi)鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan))鋁(lv)塑(su)(su)(su)(su)復(fu)(fu)(fu)合(he)(he)管(guan)(guan)(guan)的(de)(de)(de)連(lian)接(jie)是(shi)卡(ka)套式的(de)(de)(de)(也可(ke)以(yi)(yi)是(shi)卡(ka)壓式的(de)(de)(de)),因此施工(gong)中一(yi)是(shi)要通過嚴格(ge)的(de)(de)(de)試壓,檢驗連(lian)接(jie)是(shi)否牢(lao)固。二是(shi)防止經(jing)常振(zhen)動,使卡(ka)套松脫。三是(shi)長度(du)方(fang)向應(ying)(ying)留足(zu)安裝量,以(yi)(yi)免拉脫。

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