昆山雙洋(yang)湖(hu)包裝材料(liao)有限(xian)公司
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1、不透(tou)明紙
常用不透明底紙以顏色-區分,分為黃色和白色;以結構區分,分為預涂PE涂層和不帶PE涂層兩種。涂布PE涂層有兩個目的.一是封住紙張表面毛孔使其光滑平整,涂布硅油,減少涂布量,可降低成本;另一個作用是改善模切特性,因為PE涂層有一定的韌性和彈性,可減少底紙斷裂。昆山物流標簽
2、不干膠透明底紙
半(ban)透明底(di)(di)紙(zhi)(zhi)(zhi)又稱格(ge)拉(la)(la)辛底(di)(di)紙(zhi)(zhi)(zhi),可分(fen)為黃色和(he)(he)白色和(he)(he)蘭色三種,又稱:白格(ge)拉(la)(la)辛底(di)(di)和(he)(he)黃格(ge)拉(la)(la)辛底(di)(di)和(he)(he)藍格(ge)拉(la)(la)辛底(di)(di)。當前,標(biao)簽印(yin)刷用不(bu)(bu)干膠資料常用格(ge)拉(la)(la)辛底(di)(di)紙(zhi)(zhi)(zhi)(玻璃底(di)(di)紙(zhi)(zhi)(zhi))。格(ge)拉(la)(la)辛底(di)(di)紙(zhi)(zhi)(zhi)有(you)兩個指標(biao)會影(ying)響模切(qie)質(zhi)量:一是(shi)厚(hou)薄均勻性,二是(shi)纖維布局。其間(jian)底(di)(di)紙(zhi)(zhi)(zhi)厚(hou)薄均勻性是(shi)最為重要的,尤其是(shi)圓壓(ya)圓模切(qie)時,由于模切(qie)刀(dao)輥的尺(chi)度由底(di)(di)紙(zhi)(zhi)(zhi)的厚(hou)度決議,若是(shi)底(di)(di)紙(zhi)(zhi)(zhi)厚(hou)度不(bu)(bu)均勻,刀(dao)刃就會切(qie)穿或切(qie)不(bu)(bu)究(jiu)竟紙(zhi)(zhi)(zhi),給排廢工序(xu)帶來費事。昆山(shan)雙洋湖包裝材料有限公司