复合土工膜
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复合土工膜,广泛应用于渠道防渗工程。近年来,土工合成材料在土木工程,尤其是在防洪抢险工程中的大量应用及其成效,引起了广大工程技术人员的高度重视。对于土工合成材料的应用技术
复(fu)合(he)(he)(he)土(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),广泛应用(yong)(yong)于渠(qu)道(dao)(dao)防(fang)(fang)(fang)渗工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)。近年来,土(tu)工(gong)(gong)(gong)(gong)合(he)(he)(he)成(cheng)材(cai)料(liao)在土(tu)木(mu)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng),尤其是在防(fang)(fang)(fang)洪(hong)抢险工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)中的(de)(de)大(da)(da)(da)量应用(yong)(yong)及其成(cheng)效(xiao),引(yin)起(qi)(qi)了广大(da)(da)(da)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)技术(shu)人员的(de)(de)高度重视。对于土(tu)工(gong)(gong)(gong)(gong)合(he)(he)(he)成(cheng)材(cai)料(liao)的(de)(de)应用(yong)(yong)技术(shu),国家从防(fang)(fang)(fang)渗、反滤、排(pai)水(shui)、加(jia)筋、防(fang)(fang)(fang)护等(deng)方(fang)面(mian),提(ti)出了规范性(xing)(xing)技术(shu)要(yao)求,大(da)(da)(da)大(da)(da)(da)加(jia)快了新材(cai)料(liao)的(de)(de)推广应用(yong)(yong)步伐。复(fu)合(he)(he)(he)土(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)(复(fu)合(he)(he)(he)防(fang)(fang)(fang)渗膜(mo)(mo)(mo))分为(wei)一布(bu)一膜(mo)(mo)(mo)和两布(bu)一膜(mo)(mo)(mo),宽(kuan)幅4-6m,根(gen)据规格不同重量不等(deng),一般(ban)为(wei)200—1500g/平方(fang)米,抗拉(la)、顶(ding)破等(deng)物理(li)力学性(xing)(xing)能(neng)指标(biao)高,产品具有强度高,延伸性(xing)(xing)能(neng)较好(hao),变形模量大(da)(da)(da),耐(nai)酸(suan)碱、抗腐蚀(shi),耐(nai)老化,防(fang)(fang)(fang)渗性(xing)(xing)能(neng)好(hao)等(deng)特点。能(neng)满足水(shui)利、市政、建(jian)筑、交通(tong),地铁、隧道(dao)(dao)、工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)建(jian)设中的(de)(de)防(fang)(fang)(fang)渗、补强、防(fang)(fang)(fang)裂加(jia)固等(deng)土(tu)木(mu)工(gong)(gong)(gong)(gong)程(cheng)(cheng)(cheng)需(xu)要(yao)。常(chang)用(yong)(yong)于堤坝、排(pai)水(shui)沟渠(qu)的(de)(de)防(fang)(fang)(fang)渗处理(li),以及废料(liao)场的(de)(de)防(fang)(fang)(fang)污处理(li)。复(fu)合(he)(he)(he)土(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)是在薄膜(mo)(mo)(mo)的(de)(de)一侧或两侧经(jing)过烘(hong)箱(xiang)远红外(wai)加(jia)热,把土(tu)工(gong)(gong)(gong)(gong)布(bu)和土(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)经(jing)导辊压到一起(qi)(qi)形成(cheng)复(fu)合(he)(he)(he)土(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)。








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