紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)的(de)(de)厚(hou)(hou)度、材(cai)(cai)(cai)質是(shi)決定(ding)紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)硬度的(de)(de)兩(liang)個關鍵因素，常見的(de)(de)紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)有(you)三層(ceng)(ceng)(ceng)(ceng)(ceng)、五(wu)層(ceng)(ceng)(ceng)(ceng)(ceng)紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)，當然還(huan)有(you)更厚(hou)(hou)的(de)(de)七層(ceng)(ceng)(ceng)(ceng)(ceng)，紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)層(ceng)(ceng)(ceng)(ceng)(ceng)數越多越厚(hou)(hou)實，如下(xia)圖所示，三層(ceng)(ceng)(ceng)(ceng)(ceng)不是(shi)簡單(dan)三層(ceng)(ceng)(ceng)(ceng)(ceng)那(nei)個平(ping)板，而是(shi)兩(liang)層(ceng)(ceng)(ceng)(ceng)(ceng)平(ping)板外夾中間一(yi)層(ceng)(ceng)(ceng)(ceng)(ceng)瓦(wa)(wa)楞，五(wu)層(ceng)(ceng)(ceng)(ceng)(ceng)則為(wei)三層(ceng)(ceng)(ceng)(ceng)(ceng)平(ping)板加(jia)雙瓦(wa)(wa)楞;三層(ceng)(ceng)(ceng)(ceng)(ceng)、五(wu)層(ceng)(ceng)(ceng)(ceng)(ceng)紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)又名單(dan)瓦(wa)(wa)楞和雙瓦(wa)(wa)楞紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang);紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)材(cai)(cai)(cai)質也有(you)多種，好(hao)(hao)的(de)(de)材(cai)(cai)(cai)質不但硬度高，而且重量(liang)輕，差一(yi)些的(de)(de)材(cai)(cai)(cai)質往往硬度很(hen)(hen)低，很(hen)(hen)容易變形;市面上紙(zhi)(zhi)(zhi)(zhi)箱(xiang)(xiang)(xiang)的(de)(de)材(cai)(cai)(cai)質從高到(dao)底(di)依次(ci)是(shi) “KK>KA>KB>AA>AB>BB", KK材(cai)(cai)(cai)質是(shi)目前最好(hao)(hao)的(de)(de)材(cai)(cai)(cai)質，三層(ceng)(ceng)(ceng)(ceng)(ceng)的(de)(de)厚(hou)(hou)度就(jiu)足夠承載一(yi)個正常成(cheng)人年(nian)的(de)(de)重量(liang)，表面光滑有(you)質感，KK好(hao)(hao)是(shi)好(hao)(hao)，但是(shi)售價也是(shi)最貴的(de)(de)，AA，BB材(cai)(cai)(cai)質雖硬度稍弱，但是(shi)搭配五(wu)層(ceng)(ceng)(ceng)(ceng)(ceng)的(de)(de)厚(hou)(hou)度，也有(you)很(hen)(hen)高的(de)(de)硬度，足以(yi)保(bao)護好(hao)(hao)產品不受損壞。

　　紙箱(xiang)用(yong)戶(hu)根據自己(ji)的需要，選(xuan)擇不同類型的紙箱(xiang)，比如易(yi)碎、貴重物品(pin)可(ke)以使用(yong)五層AA紙箱(xiang)，普通經摔的物品(pin)，或(huo)者商品(pin)本(ben)身自帶紙盒的，選(xuan)擇三層的就(jiu)足夠了。