Feem ntau tsim nyog rau kev txias ntau yam khoom siv granular; muaj nyob rau hauv counterflow lossis flap hom kom haum rau cov ntaub ntawv sib txawv.
Txais yuav cov qauv tso tawm ntawm lub qhov (slide valve discharge structure), ua kom muaj kev ua haujlwm du thiab ruaj khov.
Qhov kub ntawm cov pellets txias tsis tshaj qhov kub ntawm ib puag ncig ntau dua3–5°C.
Chav txias uas muaj qhov seem octagonal tshem tawm cov cheeb tsam txias tuag, ua kom txias zoo dua.
Muaj ib lub qhov rooj nkag rau sab pem hauv ntej, thiab cov qhov rai saib xyuas rau txhua plaub sab kom yooj yim saib xyuas kev ua haujlwm ntawm cov khoom siv.
Lub tshuab muaj kev ua haujlwm txias zoo kawg nkaus, siv hluav taws xob tsawg, thiab yooj yim siv, ua rau lub tshuab txias rov qab yog cov khoom zoo dua piv rau cov tshuab txias ntsug thiab kab rov tav yav dhau los.