DFPB重(zhong)防(fang)(fang)護雙(shuang)金屬(shu)(shu)電(dian)力保護管(guan)(guan)不(bu)(bu)用(yong)(yong)(yong)(yong)擔心電(dian)蝕(shi)，基(ji)本上沒有(you)吸濕，在低(di)溫-40℃，高(gao)溫90℃的范(fan)圍內可廣泛(fan)使用(yong)(yong)(yong)(yong)，涂(tu)(tu)層(ceng)與基(ji)管(guan)(guan)之間粘(zhan)著力強(qiang)，承(cheng)受外部壓力時(shi)不(bu)(bu)會發生剝離現象(xiang)，聚乙(yi)烯延伸(shen)性(xing)好(hao)，常溫下即(ji)可進行(xing)彎曲加(jia)工，鋼(gang)性(xing)好(hao)。機械性(xing)能好(hao)熱浸(jin)塑(su)(su)電(dian)力穿線鋼(gang)管(guan)(guan)為內外涂(tu)(tu)敷(fu)聚乙(yi)烯或改(gai)性(xing)環氧樹脂粉(fen)末(mo)的鋼(gang)塑(su)(su)復合管(guan)(guan)道。具有(you)極強(qiang)的耐(nai)化(hua)學(xue)穩定性(xing)和(he)耐(nai)腐(fu)蝕(shi)性(xing)抗壓強(qiang)度高(gao)。溫水(shui)，氣體(ti)等(deng)介質(zhi)的輸送，聚氯乙(yi)烯（PVC）涂(tu)(tu)塑(su)(su)鋼(gang)管(guan)(guan)適用(yong)(yong)(yong)(yong)于(yu)排水(shui)，海水(shui)，氣體(ti)等(deng)介質(zhi)的輸送涂(tu)(tu)塑(su)(su)鋼(gang)管(guan)(guan)工藝(yi)是(shi)目(mu)前國內*的防(fang)(fang)腐(fu)技術，涂(tu)(tu)塑(su)(su)鋼(gang)管(guan)(guan)及(ji)其系(xi)列產品，根據(ju)使用(yong)(yong)(yong)(yong)介質(zhi)及(ji)工作(zuo)條(tiao)件，用(yong)(yong)(yong)(yong)不(bu)(bu)同配方的高(gao)分子防(fang)(fang)腐(fu)粉(fen)末(mo)涂(tu)(tu)料(liao)，通過特殊的設備(bei)將(jiang)其均(jun)勻(yun)(yun)地涂(tu)(tu)覆于(yu)金屬(shu)(shu)表(biao)面，經固化(hua)和(he)塑(su)(su)化(hua)后在金屬(shu)(shu)表(biao)面形成一(yi)層(ceng)均(jun)勻(yun)(yun)，致密，光滑的塑(su)(su)料(liao)涂(tu)(tu)層(ceng)，成為一(yi)種新型的鋼(gang)塑(su)(su)復合管(guan)(guan)。

　　內外(wai)涂(tu)(tu)(tu)(tu)塑(su)(su)復合(he)鋼(gang)管(guan)的(de)(de)涂(tu)(tu)(tu)(tu)層(ceng)采用(yong)(yong)(yong)環氧(yang)樹脂(zhi)，具(ju)有(you)(you)附(fu)著力(li)強。環氧(yang)樹脂(zhi)固化(hua)體(ti)系中含有(you)(you)活性極大的(de)(de)環氧(yang)基、羥基以及醚鍵(jian)、胺鍵(jian)、酯鍵(jian)等(deng)極性基團。 DFPB電(dian)(dian)(dian)力(li)穿(chuan)(chuan)(chuan)線管(guan)應用(yong)(yong)(yong)范(fan)圍(wei)(wei): DFPB電(dian)(dian)(dian)力(li)穿(chuan)(chuan)(chuan)線管(guan)主要(yao)(yao)(yao)適(shi)(shi)用(yong)(yong)(yong)于(yu)(yu)電(dian)(dian)(dian)訊電(dian)(dian)(dian)信線纜(lan)(lan)穿(chuan)(chuan)(chuan)線保(bao)(bao)護、電(dian)(dian)(dian)力(li)工程電(dian)(dian)(dian)纜(lan)(lan)穿(chuan)(chuan)(chuan)線保(bao)(bao)護、交(jiao)通通信線纜(lan)(lan)穿(chuan)(chuan)(chuan)線保(bao)(bao)護、石油、化(hua)工、城市建(jian)設等(deng)領(ling)域。所以電(dian)(dian)(dian)力(li)涂(tu)(tu)(tu)(tu)塑(su)(su)鋼(gang)管(guan)產品的(de)(de)絕緣性能(neng)(neng)是非常重(zhong)要(yao)(yao)(yao)的(de)(de)，這樣能(neng)(neng)夠保(bao)(bao)證電(dian)(dian)(dian)力(li)的(de)(de)正常輸送。電(dian)(dian)(dian)力(li)涂(tu)(tu)(tu)(tu)塑(su)(su)鋼(gang)管(guan)還(huan)能(neng)(neng)夠不(bu)收(shou)縮變形(xing)，產品的(de)(de)形(xing)狀不(bu)會因為(wei)季節的(de)(de)變化(hua)而(er)發生改變，還(huan)可以避免電(dian)(dian)(dian)纜(lan)(lan)之(zhi)間得(de)相互影響(xiang)以及地(di)下(xia)(xia)其(qi)他管(guan)線對電(dian)(dian)(dian)纜(lan)(lan)得(de)影響(xiang)。大大減少了(le)因外(wai)力(li)破壞引起得(de)電(dian)(dian)(dian)纜(lan)(lan)故(gu)障，延(yan)長了(le)電(dian)(dian)(dian)纜(lan)(lan)得(de)使用(yong)(yong)(yong)壽命，是保(bao)(bao)護電(dian)(dian)(dian)纜(lan)(lan)理想(xiang)得(de)裝置。 內外(wai)涂(tu)(tu)(tu)(tu)塑(su)(su)鋼(gang)管(guan)一般(ban)不(bu)受輸送介(jie)質的(de)(de)制約(yue)，涂(tu)(tu)(tu)(tu)塑(su)(su)層(ceng)與鋼(gang)鐵有(you)(you)極強的(de)(de)結(jie)合(he)力(li)。涂(tu)(tu)(tu)(tu)層(ceng)材質：環氧(yang)樹脂(zhi)（EP）適(shi)(shi)用(yong)(yong)(yong)于(yu)(yu)80℃以下(xia)(xia)的(de)(de)工作環境，鋼(gang)管(guan)涂(tu)(tu)(tu)(tu)層(ceng)有(you)(you)極高的(de)(de)附(fu)著力(li)，其(qi)涂(tu)(tu)(tu)(tu)層(ceng)硬度高、耐沖擊性好，且有(you)(you)較好的(de)(de)耐化(hua)學(xue)腐(fu)蝕性能(neng)(neng)。涂(tu)(tu)(tu)(tu)塑(su)(su)鋼(gang)復管(guan)在管(guan)道(dao)(dao)使用(yong)(yong)(yong)壽命適(shi)(shi)用(yong)(yong)(yong)范(fan)圍(wei)(wei)以及剛性、耐沖擊性、耐腐(fu)蝕性和抗(kang)銹蝕起垢等(deng)具(ju)體(ti)性能(neng)(neng)各方面大大優于(yu)(yu)襯(chen)塑(su)(su)、襯(chen)膠、熱(re)鍍鋅等(deng)其(qi)他管(guan)道(dao)(dao)內外(wai)涂(tu)(tu)(tu)(tu)塑(su)(su)管(guan)的(de)(de)工藝主要(yao)(yao)(yao)有(you)(you)靜電(dian)(dian)(dian)噴(pen)涂(tu)(tu)(tu)(tu)及熱(re)浸塑(su)(su)，一般(ban)靜電(dian)(dian)(dian)噴(pen)涂(tu)(tu)(tu)(tu)適(shi)(shi)用(yong)(yong)(yong)于(yu)(yu)任何領(ling)域的(de)(de)用(yong)(yong)(yong)管(guan)要(yao)(yao)(yao)求，熱(re)浸塑(su)(su)可以用(yong)(yong)(yong)在消防、電(dian)(dian)(dian)纜(lan)(lan)穿(chuan)(chuan)(chuan)線管(guan)等(deng)領(ling)域。