Barguna masu hana ruwa shiga na Bentonite/tabarmar da ba ta hana ruwa shiga

I. Bayanin Samfura: Girman yanki na yanki ≥ 4000g/㎡, faɗi 4-6m.

II. Halayen Aiki

Idan aka kwatanta da layukan yumbu masu tauri, yana da fa'idodi kamar ƙaramin girma, nauyi mai sauƙi, sassauci mai kyau, aiki mai kyau na yawan abu, ƙarfin yankewa mai yawa, sauƙin gini, da kuma daidaitawa don daidaitawa mara daidaituwa.

Sunan bentonite na ma'adanai shine montmorillonite. Bentonite na halitta galibi an raba shi zuwa rukuni biyu bisa ga sinadaran da ke cikinsa: tushen sodium da tushen calcium. Bentonite yana da halayyar kumburi idan aka taɓa shi da ruwa. Gabaɗaya, bentonite na tushen calcium yana faɗaɗa zuwa kusan sau uku kawai na girmansa lokacin da ya kumbura, yayin da bentonite na tushen sodium yana shan nauyinsa sau biyar a cikin ruwa, yana faɗaɗa zuwa fiye da sau 15-17 na girmansa na asali. Rufe bentonite na tushen sodium tsakanin layuka biyu na kayan geosynthetic yana ba da kariya da ƙarfafawa, yana ba GCL wani ƙarfin yanke gaba ɗaya.

III. Aikace-aikacen Samfura

Barguna masu hana ruwa shiga na Benton kayan aikin geosynthetic ne da aka tsara musamman don hana zubewa a cikin tafkuna na wucin gadi da abubuwan da ke cikin ruwa, wuraren zubar da shara, gareji na ƙarƙashin ƙasa, lambunan rufin gida, tafkuna, ma'ajiyar mai, da wuraren adana sinadarai. Sun ƙunshi bentonite mai faɗi sosai wanda aka cika tsakanin masana'anta na musamman da aka yi da geotextile da wanda ba a saka ba. Tabarmar hana ruwa shiga ta bentonite, wacce aka ƙera ta amfani da hanyar huda allura, tana samar da ƙananan wurare da yawa na zare, wanda ke hana ƙwayoyin bentonite kwarara zuwa hanya ɗaya. Da zarar ta haɗu da ruwa, tana samar da wani yanki mai kama da gel mai hana ruwa shiga cikin tabarmar, wanda hakan ke hana zubewar ruwa yadda ya kamata.