Lub npe mineralogical ntawm bentonite yog montmorillonite, thiab ntuj bentonite feem ntau muab faib ua sodium thiab calcium raws li tshuaj muaj pes tsawg leeg.Bentonite muaj cov khoom ntawm o nrog dej.Feem ntau, thaum calcium bentonite nthuav dav, nws qhov nthuav dav tsuas yog li 3 npaug ntawm nws tus kheej ntim.Thaum sodium bentonite nthuav dav, nws yog li 15 npaug ntawm nws lub ntim thiab tuaj yeem nqus tau 6 npaug ntawm nws qhov hnyav.Dej, lub siab ceev colloid tsim los ntawm xws li nthuav bentonite muaj cov cuab yeej ntawm repelling dej.Siv cov cuab yeej no, sodium bentonite yog siv los ua cov khoom siv dej tsis zoo.Txhawm rau kom yooj yim rau kev tsim kho thiab kev thauj mus los, bentonite raug kaw hauv nruab nrab ntawm ob txheej ntawm cov khoom siv geosynthetic los tiv thaiv thiab ntxiv dag zog rau GCL bentonite waterproof pam nrog ib qho tag nrho tensile thiab puncture zog.
Post lub sij hawm: Sep-28-2022