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透明塑料(liao)(liao)由于透光率要高，必然要求(qiu)塑料(liao)(liao)制品(pin)表面(mian)質(zhi)量要求(qiu)嚴格，不能有任(ren)何斑(ban)紋、氣孔、泛白、霧暈、黑點、變色、光澤不佳等缺陷，因(yin)而在(zai)整個注塑過程對原(yuan)料(liao)(liao)、設(she)備、模具、甚至產品(pin)的設(she)計，都要十...

塑料(liao)(liao)材料(liao)(liao)性(xing)能(neng)的復(fu)雜(za)性(xing)決(jue)定了注射成(cheng)型過程的復(fu)雜(za)性(xing)。而(er)塑料(liao)(liao)材料(liao)(liao)的性(xing)能(neng)又(you)因品種不(bu)同(tong)(tong)(tong)(tong)、牌(pai)號不(bu)同(tong)(tong)(tong)(tong)、生產廠家不(bu)同(tong)(tong)(tong)(tong)、甚至批次(ci)不(bu)同(tong)(tong)(tong)(tong)而(er)差異較大(da)。不(bu)同(tong)(tong)(tong)(tong)的性(xing)能(neng)參數可(ke)能(neng)導(dao)致完全不(bu)同(tong)(tong)(tong)(tong)的成(cheng)型結(jie)果。...

現在(zai)，PET塑料瓶占據了塑料瓶包(bao)裝(zhuang)市(shi)場的份額(e)，PET塑料瓶有著很(hen)多的優勢(shi)我們也(ye)多次分析到。但(dan)是(shi)，今天我們想(xiang)要談論的是(shi)PET塑料瓶包(bao)裝(zhuang)之(zhi)外(wai)的其他材質包(bao)裝(zhuang)，它們正在(zai)被市(shi)場所忽(hu)略，但(dan)是(shi)...

塑料的識別方(fang)(fang)法通(tong)常采用外(wai)觀和用途、密度測試(shi)、軟化點或熔點、燃(ran)燒試(shi)驗(yan)、綜(zong)合性鑒別方(fang)(fang)法鑒別，下面介(jie)紹常用的幾種手法工大家學(xue)習：...