銅粉(fen)重要(yao)(yao)(yao)和(he)(he)(he)(he)特(te)色(se)的(de)(de)(de)(de)應用(yong)(yong)是(shi)粉(fen)末(mo)冶金領(ling)域(yu)。在此(ci)領(ling)域(yu)的(de)(de)(de)(de)材料(liao)不(bu)是(shi)通過(guo)(guo)熔煉和(he)(he)(he)(he)鑄造(zao)得到的(de)(de)(de)(de)，例如：彌散強化(hua)Cu-Al2O3用(yong)(yong)來強化(hua)和(he)(he)(he)(he)制(zhi)造(zao)焊接(jie)電(dian)(dian)較(用(yong)(yong)于汽(qi)車(che)和(he)(he)(he)(he)其它工(gong)(gong)業(ye)(ye)領(ling)域(yu))，用(yong)(yong)于電(dian)(dian)子部(bu)件的(de)(de)(de)(de)熱(re)管理(li)領(ling)域(yu)W-Cu和(he)(he)(he)(he)Mo-Cu，此(ci)類材料(liao)需要(yao)(yao)(yao)控(kong)制(zhi)其孔(kong)隙率(lv)。自潤滑(hua)軸(zhou)承和(he)(he)(he)(he)過(guo)(guo)濾器是(shi)粉(fen)末(mo)冶金領(ling)域(yu)典型(xing)(xing)的(de)(de)(de)(de)應用(yong)(yong)。這些材料(liao)要(yao)(yao)(yao)求(qiu)控(kong)制(zhi)適當的(de)(de)(de)(de)孔(kong)隙率(lv)，以此(ci)含(han)油量(liang)達到優良的(de)(de)(de)(de)潤滑(hua)效果。銅粉(fen)末(mo)通過(guo)(guo)金屬注射成型(xing)(xing)工(gong)(gong)藝(yi)可(ke)以制(zhi)造(zao)成復雜(za)形狀的(de)(de)(de)(de)電(dian)(dian)氣和(he)(he)(he)(he)電(dian)(dian)子部(bu)件，這種(zhong)產(chan)品具有良好的(de)(de)(de)(de)導(dao)電(dian)(dian)性(xing)(xing)和(he)(he)(he)(he)導(dao)熱(re)性(xing)(xing)。我(wo)們可(ke)以使用(yong)(yong)高(gao)(gao)純銅粉(fen)，通過(guo)(guo)提(ti)高(gao)(gao)零件的(de)(de)(de)(de)終(zhong)密(mi)度來提(ti)高(gao)(gao)導(dao)電(dian)(dian)性(xing)(xing)和(he)(he)(he)(he)熱(re)導(dao)率(lv)。注射成型(xing)(xing)工(gong)(gong)藝(yi)可(ke)以提(ti)高(gao)(gao)銅粉(fen)的(de)(de)(de)(de)致密(mi)度，產(chan)品的(de)(de)(de)(de)導(dao)電(dian)(dian)率(lv)和(he)(he)(he)(he)熱(re)導(dao)率(lv)隨之提(ti)高(gao)(gao)。　為應對天(tian)然(ran)資源的(de)(de)(de)(de)日(ri)益枯竭、生(sheng)態(tai)環(huan)境的(de)(de)(de)(de)不(bu)斷惡化(hua)，大力(li)發展循環(huan)經(jing)濟已(yi)上(shang)升到我(wo)國國家戰(zhan)略層面。提(ti)出：“發展循環(huan)經(jing)濟是(shi)走新型(xing)(xing)工(gong)(gong)業(ye)(ye)化(hua)道路的(de)(de)(de)(de)重要(yao)(yao)(yao)載體(ti)，也是(shi)從根本上(shang)轉(zhuan)變經(jing)濟增長方式的(de)(de)(de)(de)要(yao)(yao)(yao)求(qiu)”。作為循環(huan)經(jing)濟的(de)(de)(de)(de)重要(yao)(yao)(yao)組成部(bu)分，大力(li)發展再(zai)生(sheng)資源產(chan)業(ye)(ye)、提(ti)高(gao)(gao)再(zai)生(sheng)資源回收利用(yong)(yong)率(lv)具有現實(shi)的(de)(de)(de)(de)必(bi)要(yao)(yao)(yao)性(xing)(xing)和(he)(he)(he)(he)緊迫(po)性(xing)(xing)。

 　　銅(tong)(tong)(tong)易與(yu)(yu)其它(ta)元素形(xing)成(cheng)合(he)金(jin)(jin)，廢(fei)鋁回(hui)(hui)收(shou)(shou)，大量用(yong)來制造異型的(de)鍛(duan)件(jian)、鑄造件(jian)和(he)粉末冶金(jin)(jin)產品。銅(tong)(tong)(tong)與(yu)(yu)鎳形(xing)成(cheng)合(he)金(jin)(jin)具(ju)有(you)抗海水(shui)腐蝕(shi)(shi)的(de)優良性(xing)能(neng)(neng)(neng)。錫(xi)可以(yi)(yi)(yi)提高(gao)固溶體(ti)中銅(tong)(tong)(tong)的(de)強度和(he)抗腐蝕(shi)(shi)性(xing)能(neng)(neng)(neng)。鋅和(he)銅(tong)(tong)(tong)合(he)金(jin)(jin)，即黃銅(tong)(tong)(tong)粉，被(bei)用(yong)于(yu)水(shui)管、鎖(suo)件(jian)、閥門(men)、管件(jian)。含有(you)鎳、錫(xi)、鈦、鈹(pi)及(ji)鈷的(de)銅(tong)(tong)(tong)合(he)金(jin)(jin)強度相當于(yu)高(gao)強度鋼，而且(qie)具(ju)有(you)高(gao)的(de)導(dao)電率(lv)和(he)導(dao)熱(re)性(xing)能(neng)(neng)(neng)。銅(tong)(tong)(tong)及(ji)銅(tong)(tong)(tong)鋅鋁合(he)金(jin)(jin)常被(bei)用(yong)于(yu)生(sheng)產片狀的(de)金(jin)(jin)粉。通(tong)過調整錫(xi)鎳成(cheng)分，可以(yi)(yi)(yi)生(sheng)成(cheng)特定的(de)顏色。黃銅(tong)(tong)(tong)具(ju)有(you)較強的(de)耐磨性(xing)硬度又(you)比紫銅(tong)(tong)(tong)高(gao)，所以(yi)(yi)(yi)通(tong)常用(yong)于(yu)制造閥門(men)、水(shui)管、空調內外機連接管、散熱(re)器和(he)鎖(suo)具(ju)等或工(gong)廠企(qi)(qi)業產生(sheng)的(de)廢(fei)黃銅(tong)(tong)(tong)邊角料、機加工(gong)碎屑為主。廢(fei)銅(tong)(tong)(tong)供應(ying)中還有(you)一(yi)類問題就是(shi)舊廢(fei)銅(tong)(tong)(tong)，主要(yao)是(shi)在(zai)使用(yong)時間之(zhi)(zhi)后被(bei)丟棄(qi)的(de)銅(tong)(tong)(tong)資源，通(tong)常我們會(hui)被(bei)進(jin)行回(hui)(hui)收(shou)(shou)商回(hui)(hui)收(shou)(shou)處理(li)之(zhi)(zhi)后，集中發(fa)展起來賣給造銅(tong)(tong)(tong)企(qi)(qi)業。回(hui)(hui)收(shou)(shou)商通(tong)常從廢(fei)舊建筑物設計以(yi)(yi)(yi)及(ji)中國交通(tong)管理(li)工(gong)具(ju)中拆卸廢(fei)銅(tong)(tong)(tong)，銅(tong)(tong)(tong)資源是(shi)包著，一(yi)般這種情況分析都可以(yi)(yi)(yi)被(bei)回(hui)(hui)收(shou)(shou)再(zai)生(sheng)。通(tong)常，三分之(zhi)(zhi)一(yi)的(de)廢(fei)銅(tong)(tong)(tong)是(shi)以(yi)(yi)(yi)精煉銅(tong)(tong)(tong)的(de)形(xing)式形(xing)成(cheng)的(de)，三分之(zhi)(zhi)二的(de)廢(fei)銅(tong)(tong)(tong)是(shi)以(yi)(yi)(yi)銅(tong)(tong)(tong)合(he)金(jin)(jin)的(de)形(xing)式重復利用(yong)的(de)。

在(zai)大型的(de)(de)鋼(gang)(gang)(gang)(gang)鐵聯合(he)企業(ye)(ye)，從鐵礦石(shi)進(jin)廠到焦(jiao)化(hua)、燒結、煉(lian)鐵、煉(lian)鋼(gang)(gang)(gang)(gang)，整個(ge)工(gong)(gong)藝流程中(zhong)能源消耗和(he)污染排放主(zhu)(zhu)要集中(zhong)在(zai)煉(lian)鐵及前工(gong)(gong)序(xu)。廢(fei)(fei)鋼(gang)(gang)(gang)(gang)鐵回收(shou)(shou)結構發生(sheng)了(le)較大變化(hua)，大型鋼(gang)(gang)(gang)(gang)鐵企業(ye)(ye)廢(fei)(fei)鋼(gang)(gang)(gang)(gang)鐵回收(shou)(shou)量(liang)同比(bi)增長64.2%，所占廢(fei)(fei)鋼(gang)(gang)(gang)(gang)鐵回收(shou)(shou)總量(liang)比(bi)例增至85.1%;其他企業(ye)(ye)回收(shou)(shou)量(liang)同比(bi)下(xia)降57.5%，所占廢(fei)(fei)鋼(gang)(gang)(gang)(gang)鐵回收(shou)(shou)總量(liang)比(bi)例下(xia)降至14.9%。廢(fei)(fei)銅(tong)的(de)(de)回收(shou)(shou)利用分為(wei)兩類(lei)(lei)，一(yi)類(lei)(lei)是(shi)新銅(tong)，主(zhu)(zhu)要是(shi)生(sheng)產(chan)廢(fei)(fei)銅(tong)和(he)冶(ye)煉(lian)銅(tong)的(de)(de)工(gong)(gong)業(ye)(ye)生(sheng)產(chan)加(jia)工(gong)(gong)。另一(yi)種是(shi)舊銅(tong)，已經流入銅(tong)后消費(fei)品中(zhong)回收(shou)(shou)廢(fei)(fei)銅(tong)。