Hana ʻia ka lole i nā olonā staple polypropylene, me nā pono o ka acid a me ka alkali resistence, ke erosion resistence, kūnewa resistence, ka ikaika nui, stable size a me ka maikaʻi filtrability etc. PP + PE ʻAʻohe mea i ulana lole, class1, Disposable lāʻau lapaʻau lole: hoʻohana ʻia no ka hoʻokaʻawale maʻamau i ka lumi nānā o ka hale maʻi i waho o nā keʻena lapaʻau