Xuubka fiber-ka waxaa loo isticmaalaa sida xuubabka xudunta u ah shaandhada, daloolka 100 ~ 300nm, porosity sare iyo meel gaar ah oo gaar ah.
Samee dusha qoto dheer iyo sifeynta ganaaxa mid ka mid ah, dhexda kala saar wasakhaha cabbirka kala duwan, ka saar biraha culus sida kalsiyumka iyo ion magnesium iyo jeermiska jeermiska by-products, hagaajinaysaa tayada biyaha.