吹(chui)(chui)膜(mo)機是將塑料粒子加熱融(rong)化再吹(chui)(chui)成薄膜(mo)。 吹(chui)(chui)膜(mo)機概述:
吹膜(mo)機分很(hen)多種(zhong),有PE,POF等等。用(yong)全(quan)新(xin)的粒(li)(li)(li)子(zi)(zi)吹出的是(shi)新(xin)料,色澤均(jun)稱,干(gan)凈(jing),袋(dai)子(zi)(zi)拉伸(shen)好。也有人用(yong)回(hui)收的塑料袋(dai)來制成(cheng)粒(li)(li)(li)子(zi)(zi),這種(zhong)粒(li)(li)(li)子(zi)(zi)一(yi)般叫(jiao)舊料,制成(cheng)粒(li)(li)(li)子(zi)(zi)時通(tong)常(chang)是(shi)灰色的,在制成(cheng)袋(dai)子(zi)(zi)時通(tong)常(chang)要添加色素,制成(cheng)袋(dai)子(zi)(zi)著色不(bu)勻,脆且(qie)易斷(duan),價格也較低。雖然(ran)是(shi)回(hui)收的塑料袋(dai)但(dan)一(yi)般都是(shi)制袋(dai)過程中的廢品(pin)袋(dai)和通(tong)常(chang)意義上的垃圾塑料還(huan)是(shi)有很(hen)大的區(qu)別(bie)的。
吹膜(mo)機生產的是膜(mo)適用(yong)(yong)于(yu)各(ge)種(zhong)高檔薄膜(mo)包(bao)裝。這(zhe)種(zhong)膜(mo)由于(yu)其阻隔性好(hao),保鮮(xian)(xian),防濕,防霜凍,隔氧,耐油(you),可廣泛用(yong)(yong)于(yu)輕重包(bao)裝。如各(ge)種(zhong)鮮(xian)(xian)果、肉食品、醬菜、鮮(xian)(xian)牛(niu)奶、液體(ti)飲料(liao)、醫(yi)藥用(yong)(yong)品等。但它不是用(yong)(yong)垃圾塑料(liao)做原料(liao),是用(yong)(yong)塑料(liao)顆粒原料(liao)。