Chikwama chosefera
-
PP/PE/Nayiloni/PTFE/Chikwama chosefera chachitsulo chosapanga dzimbiri
Thumba la Sefa yamadzimadzi limagwiritsidwa ntchito kuchotsa tinthu tating'onoting'ono tomwe timakhala ndi miron pakati pa 1um ndi 200um. Makulidwe a yunifolomu, porosity yotseguka komanso mphamvu zokwanira zimatsimikizira kukhazikika kwa kusefera komanso nthawi yayitali yautumiki.