Halayen pumice mai aman wuta (basalt) da kuma kaddarorin zahiri na kayan tace dutsen mai aman wuta.

Bayyanar da siffa: Babu ɓangarorin kaifi, ƙarancin juriya ga kwararar ruwa, ba sauƙin toshewa ba, ruwa da iska da aka rarraba daidai gwargwado, ƙasa mara kyau, saurin rataye fim ɗin sauri, da ƙarancin ƙarancin rarrabuwar fim ɗin microbial yayin maimaita ruwa.
Porosity: Dutsen dutsen mai aman wuta a dabi'ance salon salula ne kuma mai kauri, yana mai da su mafi kyawun yanayin girma ga al'ummomin ƙananan ƙwayoyin cuta.
Ƙarfin injina: Dangane da sashin kula da ingancin ingancin ƙasa, yana da 5.08Mpa, wanda aka tabbatar yana jure tasirin hydraulic shear na ƙarfi daban-daban kuma yana da tsawon rayuwar sabis fiye da sauran kayan tacewa.
Density: Matsakaicin yawa, mai sauƙin dakatarwa yayin wanke-wanke baya ba tare da ɗigon abu ba, wanda zai iya adana kuzari da rage yawan amfani.
Kwanciyar sinadarai na halitta: Dutsen dutsen mai tacewa abu ne mai juriya lalata, rashin aiki, kuma baya shiga cikin halayen biochemical na biofilm a cikin muhalli.

Wutar Lantarki da Ruwan Sama: Fuskar dutsen dutsen biofilter yana da ingantaccen caji, wanda ke daɗaɗawa ga ƙayyadaddun ci gaban ƙananan ƙwayoyin cuta.Yana da karfi hydrophilicity, babban adadin biofilm haɗe, da sauri sauri.

Dangane da tasiri akan ayyukan biofilm: A matsayin mai ɗaukar hoto, kafofin watsa labarai na dutsen dutsen mai ƙarfi ba shi da lahani kuma ba shi da wani tasiri mai hanawa akan ƙayyadaddun ƙwayoyin cuta, kuma aikin ya tabbatar da cewa ba ya shafar ayyukan ƙwayoyin cuta.
Halayen hydraulic na kayan tace dutsen mai aman wuta.

Kuɗin mara amfani: Matsakaicin ƙarancin ciki da waje yana kusa da 40%, wanda ke da ƙarancin juriya ga ruwa.A lokaci guda, idan aka kwatanta da irin kayan tacewa, adadin da ake buƙata na kayan tace ya ragu, kuma ana iya cimma burin tacewa.
Specific surface area: Tare da babban yanki na musamman, babban porosity, da inertness, yana da amfani ga hulɗar da ci gaban ƙwayoyin cuta, yana riƙe da ƙananan ƙwayoyin cuta, da kuma sauƙaƙe tsarin canja wurin taro na oxygen, abubuwan gina jiki, da sharar gida da aka haifar a lokacin ƙananan ƙwayoyin cuta. metabolism.

Tace siffar kayan abu da tsarin kwararar ruwa: Saboda gaskiyar cewa kayan tace dutsen dutsen halittu ba ɓangarorin da ba su da nuni kuma suna da girman pore fiye da barbashi yumbu, suna da ƙarancin juriya ga kwararar ruwa da adana kuzari yayin amfani da su.
Siffofinsa sune cewa yana da pores da yawa, nauyi mai sauƙi, ƙarfin ƙarfi, rufi, ɗaukar sauti, rigakafin wuta, juriya na acid da alkali, juriya na lalata, kuma ba shi da gurɓatacce kuma ba shi da rediyo.Yana da manufa kore na halitta, abokantaka da muhalli da makamashi-ceton albarkatun kasa.