在矽膠製品行業中
，很多消費者對產品的要求與質量分為不同的級別
，比如做常規的矽膠配件zajianyileizhishimoyachengxingjike，erzuojinchukouhuozhejiejinshenghuoriyongpinyileideguijiaochanpinjiuxuyaogenghaodecaizhiyijigongyizhizuo，suoyizhishizhenduidanfangmiandecailiaolaishuohaishiyuanyuanbugoudadaozhiliangyaoqiu
，zheshiduiyuchanpindehougongxuchulijiubijiaozhongyaole。

　　正常情況，矽膠製品廠jiashengchanwanchengdechanpinfenweiputongguijiao
，shipinjiguijiaoyijiyiliaojibieguijiao
，sanzhongcailiaofenbiezhenduisanzhongbutongdekehuquntiyijiyunyongxingye
，putongjiaoliaozhenduigongye
，dianziyijizhoubianfanghu，shipinjizuoweishenghuoriyongguijiaochanpin，yuwomenchangjiechuyixieguijiaocailiaojibendoushixuanyongshipinjicailiaozhizuo，eryiliaojizedadaogenggaodedengji
，zuoweiyiyongchanpinmifengjian，zhentongshenzhishoushufuzhucailiaodeng，

　　正zheng常chang加jia工gong硫liu化hua過guo後hou的de產chan品pin不bu論lun是shi哪na一yi種zhong級ji別bie材cai料liao在zai沒mei有you進jin行xing二er次ci加jia硫liu的de情qing況kuang下xia想xiang要yao過guo進jin出chu口kou環huan保bao認ren證zheng基ji本ben都dou無wu法fa通tong過guo，而er通tong過guo二er次ci加jia硫liu處chu理li後hou就jiu不bu一yi樣yang了le，不bu過guo未wei進jin行xing二er次ci加jia硫liu與yu加jia硫liu後hou的de產chan品pin沒mei有you任ren何he差cha異yi，可ke以yi正zheng常chang使shi用yong。隻zhi是shi它ta們men的de區qu別bie就jiu在zai於yu會hui產chan生sheng化hua合he物wu質zhi殘can留liu導dao致zhi出chu現xian氣qi味wei
，泛fan黃huang，產chan品pin韌ren性xing衰shuai落luo，壽shou命ming下xia降jiang等deng現xian象xiang。

　　普通成型工藝是以高溫180度左右進行模壓成型生產，不同的膠種材料中會殘留不同的催化物質，讓矽橡膠製品decailiaozhonghunzalexiangyingdehuahechengrendaozhijiancerenzhengtongbuguo
，suoyitongchangqingkuangxuyaozuojiancedechanpindouhuixuanzeercijialiujinxingchulidadaojiancerenzhengbiaozhun
，erercijialiudeyiyizeshijiangchanpinzhongdeliuhuahuahewujinxingguodujialiu，baochichanpindeneibuwurenhehuaheweihaiwuzhi。

　　簡單來說二次加硫就是相當於矽膠廠家為剛生產出來的矽膠製品進行深度消毒，經過高溫220度，4-8小時的烘烤將產品中的化合物質進行二次揮發處理。