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    贵(Gui)州(Zhou)热(Re)镀(Du)锌(Xin)横(Heng)梁(Liang)架(Jia)厂(Chang)家(Jia)告(Gao)诉(Su)您(Nin):(?)封(Feng)闭(Bi)管(Guan)道(Dao)式(Shi)热(Re)镀(Du)锌(Xin)的(De)特(Te)点(Dian)

      钢(Gang)丝(Si)表(Biao)面(Mian)镀(Du)锌(Xin)是(Shi)用(Yong)于(Yu)防(Fang)腐(Fu)蚀(Shi)的(De)最(Zui)广(Guang)泛(Fan)的(De)技(Ji)术(Shu),(?)其(Qi)中(Zhong)90%(?)以(Yi)上(Shang)为(Wei)热(Re)镀(Du)锌(Xin),(?)镀(Du)层(Ceng)厚(Hou)、(?)结(Jie)合(He)力(Li)好(Hao)。(?)热(Re)镀(Du)工(Gong)艺(Yi)虽(Sui)然(Ran)不(Bu)断(Duan)地(Di)改(Gai)进(Jin)和(He)完(Wan)善(Shan),(?)但(Dan)某(Mou)些(Xie)缺(Que)陷(Xian)仍(Reng)难(Nan)以(Yi)完(Wan)全(Quan)克(Ke)服(Fu),(?)如(Ru)熔(Rong)融(Rong)锌(Xin)的(De)蒸(Zheng)汽(Qi)对(Dui)环(Huan)境(Jing)的(De)污(Wu)染(Ran),(?)以(Yi)及(Ji)锌(Xin)液(Ye)与(Yu)空(Kong)气(Qi)接(Jie)触(Chu)生(Sheng)成(Cheng)的(De)氧(Yang)化(Hua)物(Wu)在(Zai)镀(Du)层(Ceng)表(Biao)面(Mian)产(Chan)生(Sheng)夹(Jia)杂(Za),(?)降(Jiang)低(Di)了(Liao)镀(Du)层(Ceng)的(De)耐(Nai)腐(Fu)蚀(Shi)性(Xing)和(He)表(Biao)面(Mian)光(Guang)泽(Ze)度(Du)等(Deng)。(?)Victor DorstenL等(Deng)人(Ren)研(Yan)究(Jiu)开(Kai)发(Fa)了(Liao)密(Mi)闭(Bi)管(Guan)道(Dao)式(Shi)热(Re)镀(Du)锌(Xin)技(Ji)术(Shu),(?)以(Yi)其(Qi)环(Huan)保(Bao)、(?)节(Jie)能(Neng)、(?)优(You)质(Zhi)等(Deng)特(Te)点(Dian)进(Jin)入(Ru)钢(Gang)丝(Si)热(Re)镀(Du)锌(Xin)领(Ling)域(Yu),(?)是(Shi)一(Yi)项(Xiang)资(Zi)源(Yuan)节(Jie)约(Yue)型(Xing)、(?)环(Huan)境(Jing)友(You)好(Hao)型(Xing)新(Xin)工(Gong)艺(Yi)。(?)

     (?) (?)封(Feng)闭(Bi)管(Guan)道(Dao)式(Shi)热(Re)镀(Du)锌(Xin)的(De)特(Te)点(Dian):(?)

    (1)没(Mei)有(You)锌(Xin)蒸(Zheng)汽(Qi)等(Deng)有(You)害(Hai)气(Qi)体(Ti)散(San)发(Fa)在(Zai)空(Kong)气(Qi)中(Zhong),(?)不(Bu)对(Dui)环(Huan)境(Jing)产(Chan)生(Sheng)污(Wu)染(Ran),(?)是(Shi)环(Huan)境(Jing)友(You)好(Hao)型(Xing)的(De)文(Wen)明(Ming)生(Sheng)产(Chan)。(?)

    (2)钢(Gang)丝(Si)预(Yu)先(Xian)加(Jia)热(Re)到(Dao)与(Yu)液(Ye)锌(Xin)相(Xiang)同(Tong)或(Huo)略(Lue)高(Gao)的(De)温(Wen)度(Du),(?)钢(Gang)丝(Si)在(Zai)反(Fan)应(Ying)室(Shi)内(Nei)的(De)时(Shi)间(Jian)很(Hen)短(Duan),(?)镀(Du)锌(Xin)的(De)线(Xian)速(Su)度(Du)提(Ti)高(Gao)到(Dao)150 m/(?)rain以(Yi)上(Shang)。(?)钢(Gang)丝(Si)在(Zai)N 保(Bao)护(Hu)下(Xia)感(Gan)应(Ying)加(Jia)热(Re),(?)加(Jia)热(Re)时(Shi)间(Jian)<1 s,(?)加(Jia)热(Re)和(He)镀(Du)锌(Xin)的(De)速(Su)度(Du)可(Ke)以(Yi)匹(Pi)配(Pei)。(?)

    (3)镀(Du)锌(Xin)反(Fan)应(Ying)室(Shi)和(He)锌(Xin)的(De)熔(Rong)化(Hua)槽(Cao)单(Dan)独(Du)设(She)置(Zhi),(?)保(Bao)证(Zheng)反(Fan)应(Ying)室(Shi)的(De)液(Ye)锌(Xin)温(Wen)度(Du)恒(Heng)定(Ding),(?)保(Bao)证(Zheng)镀(Du)层(Ceng)的(De)一(Yi)致(Zhi)性(Xing)。(?)

    (4)锌(Xin)液(Ye)的(De)溶(Rong)化(Hua)、(?)输(Shu)送(Song)以(Yi)及(Ji)钢(Gang)丝(Si)的(De)加(Jia)热(Re)都(Du)在(Zai)N:(?)的(De)保(Bao)护(Hu)下(Xia),(?)在(Zai)密(Mi)封(Feng)状(Zhuang)态(Tai)进(Jin)行(Xing)的(De),(?)不(Bu)会(Hui)产(Chan)生(Sheng)氧(Yang)化(Hua)锌(Xin)等(Deng)锌(Xin)灰(Hui),(?)熔(Rong)锌(Xin)槽(Cao)和(He)输(Shu)液(Ye)锌(Xin)管(Guan)道(Dao)的(De)内(Nei)衬(Chen)都(Du)是(Shi)陶(Tao)瓷(Ci),(?)液(Ye)锌(Xin)在(Zai)熔(Rong)化(Hua)、(?)输(Shu)送(Song)过(Guo)程(Cheng)中(Zhong)很(Hen)少(Shao)与(Yu)铁(Tie)质(Zhi)接(Jie)触(Chu),(?)较(Jiao)少(Shao)产(Chan)生(Sheng)铁(Tie)熔(Rong)解(Jie),(?)在(Zai)锌(Xin)液(Ye)中(Zhong)产(Chan)生(Sheng)的(De)锌(Xin)渣(Zha)也(Ye)很(Hen)少(Shao)(<1 s,(?)铁(Tie)分(Fen)子(Zi)熔(Rong)入(Ru)锌(Xin)液(Ye)的(De)机(Ji)会(Hui)也(Ye)很(Hen)小(Xiao))。(?)锌(Xin)液(Ye)中(Zhong)没(Mei)有(You)锌(Xin)灰(Hui)和(He)锌(Xin)渣(Zha),(?)使(Shi)镀(Du)锌(Xin)层(Ceng)的(De)质(Zhi)量(Liang)大(Da)为(Wei)提(Ti)高(Gao),(?)同(Tong)时(Shi)降(Jiang)低(Di)锌(Xin)耗(Hao)量(Liang)40%(?)左(Zuo)右(You)。(?)在(Zai)传(Chuan)统(Tong)热(Re)镀(Du)锌(Xin)中(Zhong),(?)锌(Xin)的(De)消(Xiao)耗(Hao):(?)镀(Du)层(Ceng)50%(?),(?)锌(Xin)渣(Zha)15%(?) ,(?)锌(Xin)灰(Hui)25%(?),(?)擦(Ca)拭(Shi)下(Xia)的(De)锌(Xin)屑(Xie)10%(?)。(?)由(You)于(Yu)锌(Xin)的(De)消(Xiao)耗(Hao)量(Liang)减(Jian)少(Shao),(?)节(Jie)省(Sheng)了(Liao)熔(Rong)化(Hua)需(Xu)要(Yao)的(De)电(Dian)能(Neng)40%(?)左(Zuo)右(You)。(?)快(Kuai)速(Su)热(Re)镀(Du)锌(Xin)的(De)耗(Hao)电(Dian)量(Liang)为(Wei)67kW -h/(?)t,(?)其(Qi)中(Zhong)包(Bao)括(Kuo)喷(Pen)砂(Sha)耗(Hao)电(Dian)30 kW ·(?)h/(?)t。(?)

    (5)熔(Rong)锌(Xin)槽(Cao)的(De)容(Rong)量(Liang)较(Jiao)小(Xiao),(?)约(Yue)1 t,(?)熔(Rong)槽(Cao)处(Chu)于(Yu)密(Mi)封(Feng)状(Zhuang)态(Tai),(?)热(Re)损(Sun)失(Shi)很(Hen)少(Shao),(?)加(Jia)热(Re)和(He)保(Bao)温(Wen)的(De)功(Gong)率(Lu)相(Xiang)应(Ying)减(Jian)小(Xiao)。(?)而(?)传(Chuan)统(Tong)的(De)熔(Rong)锌(Xin)槽(Cao)既(Ji)是(Shi)镀(Du)锌(Xin)槽(Cao)又(You)是(Shi)加(Jia)热(Re)槽(Cao),(?)既(Ji)要(Yao)维(Wei)持(Chi)液(Ye)锌(Xin)的(De)温(Wen)度(Du),(?)还(Huan)要(Yao)满(Man)足(Zu)钢(Gang)丝(Si)足(Zu)够(Gou)的(De)停(Ting)留(Liu)时(Shi)间(Jian),(?)锌(Xin)槽(Cao)的(De)容(Rong)积(Ji)大(Da)多(Duo)为(Wei)50~(?)60 t,(?)如(Ru)此(Ci)多(Duo)的(De)液(Ye)锌(Xin)导(Dao)致(Zhi)能(Neng)量(Liang)和(He)锌(Xin)的(De)大(Da)量(Liang)消(Xiao)耗(Hao)以(Yi)及(Ji)锌(Xin)蒸(Zheng)汽(Qi)对(Dui)环(Huan)境(Jing)的(De)污(Wu)染(Ran)。(?)

    (6)整(Zheng)个(Ge)生(Sheng)产(Chan)线(Xian)的(De)长(Chang)度(Du)约(Yue)5~(?)6 In,(?)其(Qi)中(Zhong)钢(Gang)丝(Si)预(Yu)热(Re)2—(?)3 In,(?)镀(Du)锌(Xin)反(Fan)应(Ying)室(Shi)约(Yue)0.(?)5 In,(?)冷(Leng)却(Que)室(Shi)约(Yue)2—(?)3 In。(?)整(Zheng)个(Ge)生(Sheng)产(Chan)过(Guo)程(Cheng)全(Quan)部(Bu)自(Zi)动(Dong)控(Kong)制(Zhi),(?)是(Shi)在(Zai)清(Qing)洁(Jie)、(?)文(Wen)明(Ming)的(De)环(Huan)境(Jing)中(Zhong)进(Jin)行(Xing)热(Re)镀(Du)锌(Xin)生(Sheng)产(Chan)。(?)

    (7)生(Sheng)产(Chan)工(Gong)艺(Yi)和(He)设(She)备(Bei)也(Ye)可(Ke)用(Yong)以(Yi)锌(Xin)铝(Lu)合(He)金(Jin)镀(Du)层(Ceng),(?)感(Gan)应(Ying)加(Jia)热(Re)及(Ji)熔(Rong)锌(Xin)槽(Cao)的(De)温(Wen)度(Du)很(Hen)容(Rong)易(Yi)升(Sheng)高(Gao)或(Huo)降(Jiang)低(Di),(?)锌(Xin)铝(Lu)合(He)金(Jin)熔(Rong)液(Ye)在(Zai)氮(Dan)气(Qi)保(Bao)护(Hu)下(Xia)与(Yu)空(Kong)气(Qi)隔(Ge)绝(Jue),(?)对(Dui)锌(Xin)铝(Lu)合(He)金(Jin)镀(Du)层(Ceng)是(Shi)十(Shi)分(Fen)有(You)益(Yi)的(De)。(?)

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