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聚(ju)丙(bing)烯產品優(you)(you)點及工(gong)藝(yi) 　◆聚(ju)丙(bing)烯網(wang)狀(zhuang)纖(xian)(xian)(xian)維(wei)(wei)(wei)產品優(you)(you)點 　　河(he)源纖(xian)(xian)(xian)維(wei)(wei)(wei)解決混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)存(cun)在非(fei)結(jie)構性(xing)(xing)(xing)收縮(suo)裂(lie)縫有(you)效的途徑是在混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)中(zhong)(zhong)摻加(jia)次要加(jia)強(qiang)(qiang)筋(jin)，增(zeng)強(qiang)(qiang)塑性(xing)(xing)(xing)混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)的抗張(zhang)力。通常應(ying)用(yong)于混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)中(zhong)(zhong)次要加(jia)強(qiang)(qiang)筋(jin)的纖(xian)(xian)(xian)維(wei)(wei)(wei)有(you)：石(shi)棉(mian)纖(xian)(xian)(xian)維(wei)(wei)(wei)、玻璃纖(xian)(xian)(xian)維(wei)(wei)(wei)、鋼纖(xian)(xian)(xian)維(wei)(wei)(wei)和(he)合成纖(xian)(xian)(xian)維(wei)(wei)(wei)。但(dan)其中(zhong)(zhong)： 　　石(shi)棉(mian)纖(xian)(xian)(xian)維(wei)(wei)(wei)由發現對(dui)(dui)人(ren)體有(you)致癌性(xing)(xing)(xing)，在國(guo)際(ji)上已被禁止使用(yong)。 　　玻璃纖(xian)(xian)(xian)維(wei)(wei)(wei)抗堿性(xing)(xing)(xing)差(cha)，雖抗堿玻璃纖(xian)(xian)(xian)維(wei)(wei)(wei)對(dui)(dui)抗堿性(xing)(xing)(xing)有(you)所改變， 但(dan)經(jing)(jing)測(ce)試其作(zuo)(zuo)(zuo)用(yong)不能持久(jiu)。 　　鋼纖(xian)(xian)(xian)維(wei)(wei)(wei)存(cun)在加(jia)入(ru)(ru)(ru)量(liang)大、成本高、操作(zuo)(zuo)(zuo)復(fu)雜、需專(zhuan)門的施工(gong)技(ji)術(shu)隊伍，也加(jia)劇(ju)了對(dui)(dui)機(ji)器磨(mo)損等問題。 　　所以，改性(xing)(xing)(xing)聚(ju)丙(bing)烯合成纖(xian)(xian)(xian)維(wei)(wei)(wei)是應(ying)用(yong)于混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)次要加(jia)強(qiang)(qiang)筋(jin)中(zhong)(zhong)理想的材(cai)料。其優(you)(you)點為：分(fen)(fen)散性(xing)(xing)(xing)好，握裹力高；亂向分(fen)(fen)布，次要加(jia)強(qiang)(qiang)；物(wu)理加(jia)筋(jin)，抗裂(lie)補(bu)強(qiang)(qiang)；抗磁防(fang)銹(xiu)、防(fang)腐(fu)耐堿；無味，性(xing)(xing)(xing)高；施工(gong)簡易(yi)，經(jing)(jing)濟(ji)可靠(kao)； 　◆聚(ju)丙(bing)烯網(wang)狀(zhuang)纖(xian)(xian)(xian)維(wei)(wei)(wei)施工(gong)工(gong)藝(yi) 　　建(jian)議(yi)摻量(liang)：每立方米砂(sha)漿/混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)摻入(ru)(ru)(ru)O．7～1．0公斤纖(xian)(xian)(xian)維(wei)(wei)(wei)，配制(zhi)特殊要求的混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)可增(zeng)加(jia)至1.8公斤。 (如(ru)橋面鋪裝摻量(liang)：1.2公斤/立方米) 　　攪(jiao)拌時間(jian)：制(zhi)作(zuo)(zuo)(zuo)纖(xian)(xian)(xian)維(wei)(wei)(wei)砂(sha)漿/混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)，其攪(jiao)拌時間(jian)應(ying)適當增(zeng)加(jia)30-60秒，商(shang)品混(hun)(hun)(hun)(hun)凝(ning)(ning)土(tu)(tu)無需延時間(jian)。 　　操作(zuo)(zuo)(zuo)程序(xu)：加(jia)入(ru)(ru)(ru)水(shui)→加(jia)入(ru)(ru)(ru)纖(xian)(xian)(xian)維(wei)(wei)(wei)→攪(jiao)拌→加(jia)入(ru)(ru)(ru)骨(gu)料→加(jia)入(ru)(ru)(ru)水(shui)泥→補(bu)充加(jia)水(shui)