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阻(zu)燃(ran)HDPE雙(shuang)(shuang)(shuang)壁(bi)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)是以(yi)聚乙烯樹脂為(wei)主要原料(liao)，肇慶打孔(kong)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)加入適(shi)量阻(zu)燃(ran)劑，經(jing)擠出成(cheng)型(xing)，適(shi)用(yong)(yong)于建筑物室外(wai)排(pai)水(shui)(shui)和(he)市政排(pai)污(wu)用(yong)(yong)的(de)(de)(de)新(xin)型(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)。具有(you)(you)重量輕(qing)(qing)、排(pai)水(shui)(shui)阻(zu)力小(xiao)(xiao)、抗(kang)壓(ya)強(qiang)(qiang)度高(gao)、耐腐(fu)蝕、施(shi)工(gong)方便(bian)(bian)等優(you)點(dian)，是取(qu)代鑄鐵管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和(he)水(shui)(shui)泥(ni)(ni)砼管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)理(li)想材(cai)料(liao)。 HDPE結構壁(bi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)比水(shui)(shui)泥(ni)(ni)承(cheng)插(cha)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)顯出更多(duo)(duo)經(jing)濟效益和(he)社會效益； B、HDPE雙(shuang)(shuang)(shuang)壁(bi)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)對(dui)(dui)溝(gou)底要求(qiu)不(bu)(bu)(bu)高(gao) 由于水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)為(wei)鋼(gang)(gang)性(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，為(wei)保(bao)證(zheng)(zheng)承(cheng)插(cha)效果，溝(gou)底必須(xu)處理(li)平整，好打基礎層，并(bing)且(qie)要求(qiu)施(shi)工(gong)人員有(you)(you)的(de)(de)(de)責(ze)任心。HDPE雙(shuang)(shuang)(shuang)壁(bi)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)為(wei)柔性(xing)(xing)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，對(dui)(dui)溝(gou)底要求(qiu)不(bu)(bu)(bu)高(gao)。 C、雙(shuang)(shuang)(shuang)壁(bi)打孔(kong)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)對(dui)(dui)地(di)(di)面(mian)下(xia)沉(chen)(chen)或地(di)(di)殼(ke)變動不(bu)(bu)(bu)斷裂(lie)(lie)(lie) HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)伸(shen)(shen)長(chang)(chang)率(lv)(lv)為(wei)鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)20多(duo)(duo)倍，是PVC的(de)(de)(de)六倍半，其斷裂(lie)(lie)(lie)伸(shen)(shen)長(chang)(chang)率(lv)(lv)卻(que)非(fei)常高(gao)，延伸(shen)(shen)性(xing)(xing)很強(qiang)(qiang)。這(zhe)(zhe)就(jiu)意味(wei)著當地(di)(di)面(mian)下(xia)沉(chen)(chen)或發性(xing)(xing)地(di)(di)震(zhen)(zhen)時(shi)地(di)(di)殼(ke)有(you)(you)變動的(de)(de)(de)情(qing)況(kuang)下(xia)，肇慶打孔(kong)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)能夠產生(sheng)抗(kang)性(xing)(xing)變形而(er)不(bu)(bu)(bu)斷裂(lie)(lie)(lie)。這(zhe)(zhe)一點(dian)遠(yuan)優(you)于鋼(gang)(gang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)，也優(you)于有(you)(you)明顯脆性(xing)(xing)的(de)(de)(de)PVC管(guan)(guan)(guan)(guan)(guan)(guan)(guan)。這(zhe)(zhe)一性(xing)(xing)能已(yi)(yi)被國(guo)內(nei)外(wai)的(de)(de)(de)證(zheng)(zheng)明（日本阪神(shen)大(da)地(di)(di)震(zhen)(zhen)未造成(cheng)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)斷裂(lie)(lie)(lie)； HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)在支南保(bao)山地(di)(di)震(zhen)(zhen)中未破壞(huai)都是證(zheng)(zheng)明）。 D、HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)滲透(tou)率(lv)(lv)遠(yuan)低(di)(di)于水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)，低(di)(di)于2％，對(dui)(dui)地(di)(di)下(xia)水(shui)(shui)不(bu)(bu)(bu)會造成(cheng)二(er)次污(wu)染 水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)無彈性(xing)(xing)，雖然配有(you)(you)膠圈，但(dan)密封(feng)效果差(cha)，特別是施(shi)工(gong)人員由于水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)重，不(bu)(bu)(bu)好施(shi)工(gong)，索性(xing)(xing)不(bu)(bu)(bu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)承(cheng)插(cha)的(de)(de)(de)效果，導致膠圈失去作用(yong)(yong)，從而(er)使(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)滲透(tou)率(lv)(lv)提高(gao)。 E、HDPE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)使(shi)用(yong)(yong)壽(shou)命長(chang)(chang)，防腐(fu)抗(kang)壓(ya)使(shi)用(yong)(yong)50年(nian)(nian)以(yi)上 PE管(guan)(guan)(guan)(guan)(guan)(guan)(guan)的(de)(de)(de)使(shi)期(qi)為(wei)50年(nian)(nian)以(yi)上，這(zhe)(zhe)一點(dian)不(bu)(bu)(bu)僅已(yi)(yi)為(wei)和(he)新(xin)國(guo)際(ji)所證(zheng)(zheng)明，而(er)且(qie)已(yi)(yi)被先(xian)進 證(zheng)(zheng)明。水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)理(li)論上使(shi)用(yong)(yong)壽(shou)命20年(nian)(nian)，但(dan)是其為(wei)硅酸鹽類，長(chang)(chang)期(qi)受(shou)到酸堿(jian)的(de)(de)(de)腐(fu)蝕，壽(shou)命大(da)大(da)降低(di)(di)。全國(guo)各地(di)(di)均有(you)(you)水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)由于污(wu)水(shui)(shui)滲漏(lou)導致地(di)(di)面(mian)下(xia)沉(chen)(chen)，接口斷裂(lie)(lie)(lie)，幾年(nian)(nian)內(nei)就(jiu)不(bu)(bu)(bu)得不(bu)(bu)(bu)更換(huan)的(de)(de)(de)實(shi)例。 F、單臂排(pai)水(shui)(shui)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)內(nei)表面(mian)光(guang)滑，不(bu)(bu)(bu)帶正(zheng)負(fu)電核，不(bu)(bu)(bu)結垢 水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)易結垢，結垢后，使(shi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)徑縮小(xiao)(xiao)，影響(xiang)通流量。 G、排(pai)水(shui)(shui)波(bo)(bo)紋(wen)(wen)(wen)(wen)(wen)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)質量輕(qing)(qing)，便(bian)(bian)于運(yun)輸(shu)與(yu)(yu)安裝，無損耗 水(shui)(shui)泥(ni)(ni)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)材(cai)質量重，不(bu)(bu)(bu)便(bian)(bian)于運(yun)輸(shu)與(yu)(yu)安裝，并(bing)且(qie)在運(yun)輸(shu)與(yu)(yu)安裝時(shi)易損耗。

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