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地(di) 址(zhi):重慶九(jiu)龍坡綠云鋼(gang)材市場A9-293/雙福(fu)攀寶(bao)鋼(gang)材市場綠城路
鍍鋅卷廠家鍍鋅板開平的整個生產來說它首先就是要達到很高的工藝,但是如果要讓它在自己的工藝性上面達到很高的表現,也是要讓它達到很高的要求的,那么它在自己工藝性上面都是要達到什么樣的要求呢?首先一個方面,就是它在自己的生產上面要讓自己有很高的技術,如果是一個廠家,他們沒有很高的技術,那么他們是不能讓自己的工藝性有很好的表現的。四川鍍鋅卷鍍鋅(xin)板開(kai)平(ping)的(de)整個設(she)(she)備(bei)上(shang)面(mian)(mian)(mian)也(ye)是(shi)很(hen)重要的(de),現(xian)在也(ye)有(you)一(yi)些(xie)廠(chang)家,他(ta)們因(yin)為自(zi)己(ji)沒(mei)有(you)很(hen)好(hao)的(de)實力,所以自(zi)然就(jiu)會讓(rang)它(ta)在自(zi)己(ji)的(de)設(she)(she)備(bei)上(shang)面(mian)(mian)(mian)的(de)下降,如果是(shi)一(yi)些(xie)大(da)廠(chang)家來(lai)說,他(ta)們在自(zi)己(ji)的(de)整個工(gong)(gong)(gong)作中,都是(shi)能使(shi)用到電腦上(shang)面(mian)(mian)(mian)的(de)控(kong)制,但是(shi)對于(yu)有(you)些(xie)廠(chang)家來(lai)說,他(ta)們還(huan)在使(shi)用一(yi)些(xie)落(luo)后的(de)設(she)(she)備(bei),這樣自(zi)然就(jiu)會讓(rang)它(ta)在工(gong)(gong)(gong)藝性上(shang)面(mian)(mian)(mian)下降,所以這一(yi)點也(ye)是(shi)它(ta)在自(zi)己(ji)工(gong)(gong)(gong)藝性上(shang)面(mian)(mian)(mian)的(de)一(yi)些(xie)條件(jian)。
鍍(du)(du)(du)(du)鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)是為防止(zhi)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表(biao)面遭受(shou)腐蝕,延長其(qi)(qi)使用(yong)(yong)壽命,在鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)表(biao)面涂(tu)以一(yi)層金屬(shu)鋅(xin),這(zhe)(zhe)種(zhong)涂(tu)鋅(xin)的(de)(de)(de)(de)(de)薄(bo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)稱(cheng)為鍍(du)(du)(du)(du)鋅(xin)板(ban)(ban)(ban)(ban)(ban)。鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)也(ye)是用(yong)(yong)熱(re)(re)浸法(fa)制造(zao),但在出槽(cao)后(hou),立即把(ba)它(ta)加熱(re)(re)到500℃左右,使其(qi)(qi)生(sheng)(sheng)成(cheng)鋅(xin)和(he)(he)鐵的(de)(de)(de)(de)(de)合金被(bei)膜(mo)。這(zhe)(zhe)種(zhong)鍍(du)(du)(du)(du)鋅(xin)卷(juan)具有良好(hao)的(de)(de)(de)(de)(de)涂(tu)料的(de)(de)(de)(de)(de)密著(zhu)性(xing)(xing)(xing)和(he)(he)焊接性(xing)(xing)(xing)。合金化鍍(du)(du)(du)(du)鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這(zhe)(zhe)種(zhong)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)也(ye)是用(yong)(yong)熱(re)(re)浸法(fa)制造(zao),但在出槽(cao)后(hou),立即把(ba)它(ta)加熱(re)(re)到500℃左右,使其(qi)(qi)生(sheng)(sheng)成(cheng)鋅(xin)和(he)(he)鐵的(de)(de)(de)(de)(de)合金被(bei)膜(mo)。這(zhe)(zhe)種(zhong)鍍(du)(du)(du)(du)鋅(xin)板(ban)(ban)(ban)(ban)(ban)具有良好(hao)的(de)(de)(de)(de)(de)涂(tu)料的(de)(de)(de)(de)(de)密著(zhu)性(xing)(xing)(xing)和(he)(he)焊接性(xing)(xing)(xing)。熱(re)(re)浸鍍(du)(du)(du)(du)鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。將(jiang)薄(bo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)浸入熔解的(de)(de)(de)(de)(de)鋅(xin)槽(cao)中,使其(qi)(qi)表(biao)面粘(zhan)附一(yi)層鋅(xin)的(de)(de)(de)(de)(de)薄(bo)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。目前主要采用(yong)(yong)連續鍍(du)(du)(du)(du)鋅(xin)工藝生(sheng)(sheng)產,即把(ba)成(cheng)卷(juan)的(de)(de)(de)(de)(de)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)連續浸在熔解有鋅(xin)的(de)(de)(de)(de)(de)鍍(du)(du)(du)(du)槽(cao)中制成(cheng)鍍(du)(du)(du)(du)鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。合金、復合鍍(du)(du)(du)(du)鋅(xin)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。它(ta)是用(yong)(yong)鋅(xin)和(he)(he)其(qi)(qi)他(ta)金屬(shu)如鉛、鋅(xin)制成(cheng)合金乃至復合鍍(du)(du)(du)(du)成(cheng)的(de)(de)(de)(de)(de)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)。這(zhe)(zhe)種(zhong)鋼(gang)(gang)板(ban)(ban)(ban)(ban)(ban)既具有防銹性(xing)(xing)(xing)能(neng),又有良好(hao)的(de)(de)(de)(de)(de)涂(tu)裝性(xing)(xing)(xing)能(neng)。
熱鍍(du)鋅(xin)生(sheng)產發展(zhan)一直處于(yu)滯后狀態。20世紀(ji)50年(nian)代(dai)到(dao)60年(nian)代(dai)陸續建(jian)成了13條單張鋼(gang)(gang)板熔劑(ji)法熱鍍(du)鋅(xin)機組,能(neng)力(li)為10萬t/a,但因產量(liang)(liang)低、成本高、質量(liang)(liang)差、污(wu)染環境、經濟效益差等缺(que)陷已先后停(ting)、轉產。從20世紀(ji)70年(nian)代(dai)末,我國才(cai)開(kai)始(shi)建(jian)造(zao)大型(xing)寬帶熱鍍(du)鋅(xin)機組。熱鍍(du)鋅(xin)帶鋼(gang)(gang)在我國市場一直是(shi)緊缺(que)品(pin)種。從20世紀(ji)90年(nian)代(dai)中期以來,每年(nian)都要從國外進口(kou)80-100萬t左右。隨著國內經濟的發展(zhan),尤其是(shi)汽車、家電及建(jian)筑業(ye)的發展(zhan),對鍍(du)鋅(xin)帶鋼(gang)(gang)的需求量(liang)(liang)也大大增加。
熱鍍(du)(du)(du)鋅板(ban)和(he)電鍍(du)(du)(du)鋅板(ban)在鍍(du)(du)(du)鋅量上有很(hen)(hen)大(da)的(de)(de)差別,就(jiu)像山(shan)東彩涂卷)。熱鍍(du)(du)(du)鋅的(de)(de)鍍(du)(du)(du)鋅量不(bu)可(ke)(ke)能太小(xiao),一(yi)(yi)般較小(xiao)為(wei)雙(shuang)面50~60g/m2,較大(da)可(ke)(ke)達(da)600g/m2。電鍍(du)(du)(du)鋅板(ban)的(de)(de)鍍(du)(du)(du)鋅層可(ke)(ke)以很(hen)(hen)薄,較小(xiao)達(da)15g/m2,但要(yao)求(qiu)鍍(du)(du)(du)層較厚的(de)(de)話則生(sheng)產(chan)線速度很(hen)(hen)慢,不(bu)適應(ying)現(xian)代化機組的(de)(de)工藝特點,一(yi)(yi)般較大(da)為(wei)lO0g/m2左右。正(zheng)因為(wei)如此,電鍍(du)(du)(du)鋅板(ban)的(de)(de)生(sheng)產(chan)受到(dao)很(hen)(hen)大(da)的(de)(de)限制。工一(yi)(yi)般電鍍(du)(du)(du)鋅比較多(duo),適用(yong)(yong)于小(xiao)部件;熱鍍(du)(du)(du)鋅一(yi)(yi)般用(yong)(yong)于電力設備和(he)構件,適用(yong)(yong)于大(da)的(de)(de)部件和(he)設備。當然他(ta)們的(de)(de)價格也相對(dui)便宜(yi)一(yi)(yi)些。建(jian)設部已正(zheng)式(shi)下(xia)文,淘汰(tai)技術落后的(de)(de)冷鍍(du)(du)(du)鋅管,不(bu)準用(yong)(yong)冷鍍(du)(du)(du)鋅管作水、煤氣(qi)管。
重慶鍍(du)鋅板近(jin)二十(shi)年來(lai)鋼(gang)帶連續熱(re)鍍(du)鋅技(ji)(ji)(ji)術、裝備(bei)以(yi)及(ji)(ji)(ji)相應的控(kong)制(zhi)(zhi)手(shou)段均有巨(ju)大的發展,使鍍(du)鋅板得以(yi)滿足汽車(che)(che)面(mian)板和家電用板的苛刻要求,并從(cong)而以(yi)其比電鍍(du)鋅合金鋼(gang)帶廉(lian)價、耐蝕性優(you)異而大有取代之(zhi)勢。熱(re)鍍(du)鋅生產技(ji)(ji)(ji)術與(yu)裝備(bei)開(kai)發技(ji)(ji)(ji)術及(ji)(ji)(ji)經驗,通過技(ji)(ji)(ji)術創新、優(you)化設計、精密制(zhi)(zhi)造以(yi)及(ji)(ji)(ji)國外技(ji)(ji)(ji)術合作,突破制(zhi)(zhi)約我國高性能汽車(che)(che)用熱(re)鍍(du)鋅鋼(gang)板生產技(ji)(ji)(ji)術與(yu)裝備(bei)發展瓶頸。