PTFE conveyor siv (Teflon txoj siv sia) txhim kho cov khoom noj khoom noj los ntawm plaub qhov txiaj ntsig tseem ceeb: kev ua haujlwm tsis zoo (txo cov khib nyiab thiab ua kom zoo), qhov kub siab ntev (-100 ° C txog 260 ° C ua rau ci kom khov), yooj yim tu thiab cov kab mob tsis zoo (tsis yog qhov ntxeem tau, FDA ua raws), thiab kev txuag hluav taws xob (siv lub neej qis dua). Haum rau cov khoom ci, khoom noj khov, chocolate, thiab cov khoom nplaum.