Ib qho saib xyuas txog ntau hom PVA grades: Nco ntsoov cov khoom tseem ceeb hauv kev siv lawv lub peev xwm

Muaj ib qho PVA grade uas tuaj yeem yog tshwj xeeb rau txhua qhov xav tau txog adhesive. Los ntawm kev tsim cov kev daws teeb meem tshwj xeeb, peb ua kom sure tias peb cov neeg siv khoom tuaj yeem ua tiav qhov zoo tshaj plaws thiab qhov ntau tshaj plaws los ntawm lawv cov khoom, thiaj li txhim kho qhov txaus siab.

Peb tau tsim kev phooj ywg zoo nrog cov thawj coj hauv lag luam thiab yog li ntawd peb tuaj yeem muab nqi zog sib tw rau peb PVA grades. Cov no tso cai rau peb kom nyob hauv lub xov tooj nrog PVA technology tshiab tshaj plaws uas peb tuaj yeem, hauv qab no, muab peb cov neeg siv khoom cov khoom zoo nkauj.

Peb muaj kev txhawj xeeb txog peb cov neeg siv khoom kom lawv ua tiav thiab yog li ntawd peb muab tsis tsuas yog cov khoom zoo tab sis kuj yog kev pabcuam zoo. Nrog kev qhia ua tus kws tshaj lij, sijhawm zoo hauv kev xa khoom, thiab kev txhawb nqa kom pab, peb nrog peb cov neeg siv khoom hauv txoj kev ua tiav lawv cov hom phiaj nrog peb PVA adhesives.