Standard Paper Bowls: Cov no yog hom ntawv yooj yim tshaj plaws ntawm lub tais, feem ntau yog ua los ntawm ib los yog ntau txheej ntawm daim ntawv. Lawv qhov zoo muaj xws li tus nqi qis thiab zoo eco-kev phooj ywg; lawv tsim nyog tuav cov khoom noj qhuav xws li paj kws lossis txiv ntoo. Txawm li cas los xij, cov tais ntawv txheem muaj dej tsis zoo; yog siv rau cov kua zaub los yog dej haus, cov kua tau yooj yim permeates cov khoom, ua rau lub tais mos thiab poob nws cov qauv kev ntseeg.
PE-Coated Paper Bowls: Cov tais no yog tsim los ntawm kev siv ib txheej ntawm polyethylene (PE) zaj duab xis rau saum npoo ntawm daim ntawv tais. Cov yeeb yaj kiab no muab dej thiab roj ua haujlwm zoo, tso cai rau lub tais tuav ntau yam dej kub thiab txias, kua zaub, thiab lwm yam kua dej- raws li cov khoom noj. Tsis tas li ntawd, PE-coated bowls muaj zog ntau dua thiab tsis tshua muaj deformation. Nyob ntawm cov txheej txheem txheej txheej, lawv tuaj yeem raug cais ua ib qho -sab lossis ob npaug - sab txheej txheej. Ib leeg-sab coated tais feem ntau yog txheej txheej ntawm sab hauv los tuav cov kua, hos ob-sab coated tais yog coated rau ob sab hauv thiab sab nraud; tom kawg muaj cov dej zoo dua thiab roj tsis kam, ua rau lawv zoo tagnrho rau kev xa khoom noj thiab kev siv khoom siv.
Wax-Coated Paper Bowls: Cov tais no yog tsim los ntawm kev siv ib txheej ntawm paraffin wax rau ntawm daim ntawv. Paraffin wax zoo tiv thaiv kev nkag mus ntawm noo noo, muab lub tais dej zoo -cov khoom tiv taus. Txawm li cas los xij, qhov teeb meem tseem ceeb yog lawv tsis muaj cua sov ua haujlwm. Thaum tuav siab - cov zaub mov kub lossis dej haus, cov quav yuav yaj; qhov no tsis yog tsuas yog cuam tshuam lub tais kev siv tau tab sis kuj tseem tuaj yeem ua rau muaj kev pheej hmoo rau kev noj qab haus huv. Yog li ntawd, siv quav ciab-coated ntawv tais yog feem ntau haum rau cov dej txias.
