硅(gui)(gui)(gui)(gui)膠(jiao)產品有(you)(you)很多種不同的(de)成型(xing)工(gong)(gong)藝(yi),根(gen)據(ju)不同的(de)硅(gui)(gui)(gui)(gui)膠(jiao)成型(xing)工(gong)(gong)藝(yi),有(you)(you)機(ji)硅(gui)(gui)(gui)(gui)成型(xing)工(gong)(gong)藝(yi)分為(wei)兩類:固(gu)(gu)體有(you)(you)機(ji)硅(gui)(gui)(gui)(gui)成型(xing)工(gong)(gong)藝(yi)和(he)液體有(you)(you)機(ji)硅(gui)(gui)(gui)(gui)成型(xing)工(gong)(gong)藝(yi)。有(you)(you)機(ji)硅(gui)(gui)(gui)(gui)模塑工(gong)(gong)藝(yi)的(de)差異可分為(wei)三個大(da)類。固(gu)(gu)體硅(gui)(gui)(gui)(gui)膠(jiao)成型(xing)工(gong)(gong)藝(yi),擠(ji)出硅(gui)(gui)(gui)(gui)膠(jiao)成型(xing)工(gong)(gong)藝(yi),其他特殊硅(gui)(gui)(gui)(gui)膠(jiao)成型(xing)方法(fa)。
固(gu)體硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)成(cheng)(cheng)型工(gong)(gong)藝(yi):通(tong)(tong)(tong)(tong)過添(tian)加(jia)(jia)(jia)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)硫(liu)化(hua)(hua)(hua)劑(ji)的(de)(de)混(hun)合(he)物(wu),然后(hou)通(tong)(tong)(tong)(tong)過扁(bian)平硫(liu)化(hua)(hua)(hua)機(ji)施加(jia)(jia)(jia)壓(ya)力,將固(gu)態硅(gui)(gui)(gui)(gui)(gui)氧(yang)烷產(chan)(chan)(chan)品(pin)置于(yu)高(gao)溫模具中(zhong)。高(gao)溫硫(liu)固(gu)化(hua)(hua)(hua),模塑(su)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)的(de)(de)硬度模塑(su)。通(tong)(tong)(tong)(tong)常在(zai)(肖(xiao)氏(shi)硬度)30-70A。在(zai)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)廠生(sheng)產(chan)(chan)(chan)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)化(hua)(hua)(hua)合(he)物(wu)的(de)(de)過程中(zhong),首先(xian)將生(sheng)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)加(jia)(jia)(jia)入雙輥橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)混(hun)合(he)機(ji)中(zhong),或者在(zai)封閉式捏合(he)機(ji)中(zhong)逐漸加(jia)(jia)(jia)入白炭黑,硅(gui)(gui)(gui)(gui)(gui)油(you)和(he)其它添(tian)加(jia)(jia)(jia)劑(ji)。硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)的(de)(de)性(xing)質(zhi)取決(jue)于(yu)填(tian)料和(he)添(tian)加(jia)(jia)(jia)劑(ji)。硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)出(chu)(chu)成(cheng)(cheng)型工(gong)(gong)藝(yi):擠(ji)出(chu)(chu)硅(gui)(gui)(gui)(gui)(gui)氧(yang)烷產(chan)(chan)(chan)品(pin)通(tong)(tong)(tong)(tong)常通(tong)(tong)(tong)(tong)過擠(ji)出(chu)(chu)擠(ji)出(chu)(chu)的(de)(de)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)形(xing)成(cheng)(cheng)。它是(shi)一(yi)種連(lian)續(xu)模塑(su)方(fang)法(fa),適用(yong)于(yu)生(sheng)產(chan)(chan)(chan)由固(gu)體二(er)硫(liu)化(hua)(hua)(hua)物(wu)或鉑(bo)硫(liu)化(hua)(hua)(hua)劑(ji)催化(hua)(hua)(hua)的(de)(de)液體硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)。這是(shi)一(yi)種在(zai)硅(gui)(gui)(gui)(gui)(gui)氧(yang)烷擠(ji)出(chu)(chu)機(ji)機(ji)筒和(he)旋轉螺桿的(de)(de)相互(hu)作用(yong)下(xia)將硅(gui)(gui)(gui)(gui)(gui)橡(xiang)(xiang)膠(jiao)(jiao)(jiao)(jiao)連(lian)續(xu)形(xing)成(cheng)(cheng)各(ge)種形(xing)狀的(de)(de)半成(cheng)(cheng)品(pin)的(de)(de)方(fang)法(fa)。其他有(you)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)型工(gong)(gong)藝(yi):其他(特(te)殊硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)成(cheng)(cheng)型工(gong)(gong)藝(yi))特(te)殊有(you)機(ji)硅(gui)(gui)(gui)(gui)(gui)產(chan)(chan)(chan)品(pin)是(shi)基于(yu)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)的(de)(de)化(hua)(hua)(hua)學性(xing)質(zhi)或添(tian)加(jia)(jia)(jia)一(yi)些輔(fu)(fu)助材(cai)料。特(te)種硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao)產(chan)(chan)(chan)品(pin)還可以具有(you)耐高(gao)溫(可達(da)330度),食(shi)品(pin)級(完全符合(he)美國FDA,LFGB標(biao)準),醫療級,阻燃級,還可具有(you)夜光(guang),負(fu)離子,變色(se)的(de)(de)特(te)性(xing),等(deng)通(tong)(tong)(tong)(tong)過添(tian)加(jia)(jia)(jia)輔(fu)(fu)助材(cai)料。這些產(chan)(chan)(chan)品(pin)的(de)(de)粘合(he)需要(yao)硅(gui)(gui)(gui)(gui)(gui)膠(jiao)(jiao)(jiao)(jiao),以滿足要(yao)求。