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垃圾填埋场土工膜铺设现场

发(fa)布日期(qi):2021-05-08浏览次数:118
垃圾填埋场土工膜铺设现场

垃(la)(la)圾(ji)(ji)填(tian)埋(mai)(mai)场(chang)专用土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)是(shi)多(duo)种(zhong)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)种(zhong)类(lei)中的(de)一(yi)种(zhong),其(qi)(qi)主要(yao)(yao)原(yuan)(yuan)料(liao)(liao)是(shi)由(you)高(gao)密(mi)度聚乙烯(xi)中密(mi)度聚乙烯(xi)构成,分为光面和糙(cao)面两种(zhong),其(qi)(qi)中糙(cao)面还要(yao)(yao)分为单糙(cao)面和双糙(cao)面土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),现(xian)在J9九游会AG 常用的(de)垃(la)(la)圾(ji)(ji)填(tian)埋(mai)(mai)场(chang)专用土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)主要(yao)(yao)是(shi)环(huan)(huan)保(bao)型(xing)(国(guo)标(biao)(biao)(biao)二型(xing))土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)和我国(guo)城建部标(biao)(biao)(biao)准(zhun)(zhun)(CJ/T234-2006标(biao)(biao)(biao)准(zhun)(zhun))土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),两种(zhong)标(biao)(biao)(biao)准(zhun)(zhun)的(de)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),因为要(yao)(yao)求的(de)指标(biao)(biao)(biao)不同,添加的(de)原(yuan)(yuan)料(liao)(liao)也(ye)各(ge)不相同,其(qi)(qi)力学指标(biao)(biao)(biao)也(ye)有很大差异,总的(de)来(lai)说(shuo)美标(biao)(biao)(biao)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)要(yao)(yao)比环(huan)(huan)保(bao)型(xing)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)高(gao)一(yi)个等级(ji),原(yuan)(yuan)材(cai)料(liao)(liao)选用也(ye)相对(dui)严格一(yi)些,现(xian)在国(guo)内大多(duo)是(shi)垃(la)(la)圾(ji)(ji)填(tian)埋(mai)(mai)场(chang)工(gong)(gong)(gong)(gong)程的(de)设(she)计(ji)要(yao)(yao)求都是(shi)以美标(biao)(biao)(biao)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)的(de)指标(biao)(biao)(biao)为准(zhun)(zhun)的(de),垃(la)(la)圾(ji)(ji)填(tian)埋(mai)(mai)场(chang)专用土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)相对(dui)于普通(tong)土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)来(lai)说(shuo),其(qi)(qi)拉伸(shen)强力更(geng)(geng)(geng)高(gao),伸(shen)长(zhang)率更(geng)(geng)(geng)大,耐酸性更(geng)(geng)(geng)强,土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)使(shi)(shi)用时间更(geng)(geng)(geng)长(zhang),由(you)于雨水较多(duo),我国(guo)垃(la)(la)圾(ji)(ji)填(tian)埋(mai)(mai)场(chang)专用土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)更(geng)(geng)(geng)偏向于使(shi)(shi)用具有放滑作用的(de)糙(cao)面土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo),糙(cao)面土(tu)(tu)(tu)(tu)工(gong)(gong)(gong)(gong)膜(mo)(mo)(mo)由(you)于本身特性决(jue)定,它更(geng)(geng)(geng)适合于我国(guo)的(de)环(huan)(huan)境。
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