Cov saum npoo ntawm zaj duab xis yas yuav tsum yog tiaj thiab du, tsis muaj wrinkles lossis tsuas yog ob peb lub ntsej muag, tsis muaj npuas, tsis muaj npuas, pinholes thiab tawg. Cov txheej txhuas aluminium aluminium zaj duab xis yuav tsum tau sib xyaw, tsis muaj qhov pom tseeb ci iab, yin thiab yaj thiab yaj. Tsis tas li ntawd, nto saum npoo ntawm zaj duab xis yuav tsum tau huv, dawb ntawm hmoov av thiab roj. Qhov dav, thickness thiab sib txawv ntawm zaj duab xis yas yuav tsum tau sib txawv, nrog kev faib tawm me me hauv kab rov tav thiab kev sib cav sib ceg. Ib qho ntxiv, cov tuab ntawm cov aluminium txheej ntawm aluminium aluminium zaj duab xis yuav tsum tau raws li cov cai.
Rau pob tshab yas zaj duab xis, nws lub teeb kev hloov pauv yog qhov tseem ceeb, feem ntau saum toj no 92%. Rau Opaque yas zaj duab xis, xws li dawb zaj duab xis, siab dawb thiab zoo opacity yuav tsum muaj. Tsis tas li ntawd, cov yeeb yaj kiab yas yuav tsum muaj cov ntsej muag zoo. Cov khoom siv yas ntawm cov yeeb yaj kiab yas suav nrog lub zog tensile, cuam tshuam lub zog aluminium txheej tom qab no aluminium txheej yuav tsum tau ua raws li qhov yuav tsum tau ua.
Cov zaj duab yas yas yuav tsum muaj qee qhov seem pom muaj kev ruaj khov, tab sis kuj tseem cuam tshuam nrog cov khoom siv hluav taws xob, thiab tsis yog muaj teeb meem thiab lwm yam teeb meem, cuam tshuam rau cov khoom lag luam zoo thiab ntau dua. Cov yeeb yaj kiab yas nthuav tawm cov number cas, cov nplaum thiab qee yam kev daws teeb meem thaum lub tshuab luam ntawv thiab kev lamination, uas yog txhua yam tshuaj lom neeg. Yog li no, zaj duab xis yas yuav tsum muaj qee cov tshuaj tiv thaiv rau cov tshuaj pleev xim nws cov neeg tuaj sib tiv thaiv uas tsis muaj kev cuam tshuam los ntawm lawv.
