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回收PC水(shui)口料(liao)(liao)注(zhu)塑(su)工(gong)藝的(de)介紹　1、塑(su)料(liao)(liao)的(de)處理　　PC塑(su)料(liao)(liao)的(de)吸水(shui)率較大，加工(gong)前一定要(yao)預(yu)熱干(gan)(gan)燥，純PC干(gan)(gan)燥120℃，改性PC一般用(yong)110℃溫度(du)干(gan)(gan)燥4小時(shi)以上(shang)。干(gan)(gan)燥時(shi)間不能超過10小時(shi)。一般可用(yong)對空擠出法(fa)判(pan)斷干(gan)(gan)燥是否足夠。再生料(liao)(liao)的(de)使用(yong)比例可達20%。在(zai)某些情況(kuang)下，可100%的(de)使用(yong)再..

如(ru)何監督注(zhu)塑廠來保證產品(pin)的質量呢，就(jiu)是(shi)說我們(men)怎樣用普通的方法來檢測出塑膠(jiao)的純度或是(shi)增加了多少的水口(kou)料，下(xia)面我們(men)一起來分(fen)析下(xia)如(ru)何分(fen)辨塑膠(jiao)產品(pin)中是(shi)否加入了水口(kou)料

回(hui)收水(shui)(shui)口(kou)料也應視(shi)其生(sheng)產(chan)時(shi)產(chan)品(pin)之(zhi)用(yong)(yong)料好壞而定(ding)，如(ru)果用(yong)(yong)的(de)(de)全(quan)新料則可以用(yong)(yong)來(lai)生(sheng)產(chan)深(shen)顏色(se)的(de)(de)產(chan)品(pin)，較(jiao)好是(shi)黑色(se)，如(ru)果是(shi)用(yong)(yong)的(de)(de)回(hui)收水(shui)(shui)口(kou)料生(sheng)產(chan)的(de)(de)話則只可生(sheng)產(chan)質量(liang)要求比較(jiao)低的(de)(de)產(chan)品(pin)；一(yi)般水(shui)(shui)口(kou)料加入的(de)(de)比例不宜太大25%左右為宜。水(shui)(shui)口(kou)料重復使(shi)用(yong)(yong)會使(shi)塑料性能降低，而使(shi)用(yong)(yong)熱流(liu)道系(xi)統沒有(you)..