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
复(fu)合(he)土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),广泛应(ying)(ying)用(yong)于渠道防(fang)(fang)(fang)(fang)(fang)渗(shen)工(gong)(gong)(gong)(gong)程(cheng)。近年来,土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)合(he)成(cheng)材料(liao)在土(tu)(tu)(tu)木(mu)工(gong)(gong)(gong)(gong)程(cheng),尤其(qi)是在防(fang)(fang)(fang)(fang)(fang)洪抢(qiang)险工(gong)(gong)(gong)(gong)程(cheng)中(zhong)的(de)大(da)量(liang)(liang)应(ying)(ying)用(yong)及其(qi)成(cheng)效,引(yin)起(qi)了广大(da)工(gong)(gong)(gong)(gong)程(cheng)技术(shu)(shu)人员的(de)高度(du)重视。对于土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)合(he)成(cheng)材料(liao)的(de)应(ying)(ying)用(yong)技术(shu)(shu),国家(jia)从防(fang)(fang)(fang)(fang)(fang)渗(shen)、反滤、排水、加筋、防(fang)(fang)(fang)(fang)(fang)护等(deng)方面,提出了规范(fan)性(xing)(xing)技术(shu)(shu)要(yao)求,大(da)大(da)加快了新材料(liao)的(de)推广应(ying)(ying)用(yong)步伐。复(fu)合(he)土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)(复(fu)合(he)防(fang)(fang)(fang)(fang)(fang)渗(shen)膜(mo)(mo)(mo))分为一(yi)布一(yi)膜(mo)(mo)(mo)和(he)两布一(yi)膜(mo)(mo)(mo),宽幅4-6m,根(gen)据规格不(bu)同(tong)重量(liang)(liang)不(bu)等(deng),一(yi)般为200—1500g/平方米,抗拉(la)、顶(ding)破等(deng)物理力学性(xing)(xing)能(neng)指标(biao)高,产品具(ju)有(you)强度(du)高,延伸性(xing)(xing)能(neng)较好,变形(xing)(xing)模量(liang)(liang)大(da),耐(nai)酸碱(jian)、抗腐(fu)蚀,耐(nai)老(lao)化(hua),防(fang)(fang)(fang)(fang)(fang)渗(shen)性(xing)(xing)能(neng)好等(deng)特点(dian)。能(neng)满足水利、市政、建筑、交通(tong),地(di)铁、隧道、工(gong)(gong)(gong)(gong)程(cheng)建设中(zhong)的(de)防(fang)(fang)(fang)(fang)(fang)渗(shen)、补强、防(fang)(fang)(fang)(fang)(fang)裂(lie)加固等(deng)土(tu)(tu)(tu)木(mu)工(gong)(gong)(gong)(gong)程(cheng)需要(yao)。常用(yong)于堤坝、排水沟(gou)渠的(de)防(fang)(fang)(fang)(fang)(fang)渗(shen)处理,以及废料(liao)场的(de)防(fang)(fang)(fang)(fang)(fang)污处理。复(fu)合(he)土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)是在薄膜(mo)(mo)(mo)的(de)一(yi)侧(ce)或两侧(ce)经过(guo)烘箱远红(hong)外加热(re),把土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)布和(he)土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)经导辊(gun)压到一(yi)起(qi)形(xing)(xing)成(cheng)复(fu)合(he)土(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)。








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