Kodi bentonite ndi chiyani?

Bentonite ndi mchere wadongo womwe umapangidwa makamaka ndi montmorillonite, mtundu wa mchere wa smectite. Amapangidwa kuchokera ku nyengo ya phulusa lamapiri ndi matope ena ophulika, ndipo amapezeka m'madera omwe ali ndi mapiri ophulika kwambiri. Bentonite imagwiritsidwa ntchito kwambiri m'mafakitale osiyanasiyana, kuphatikizapo zomangamanga, ulimi, ndi kubowola, chifukwa cha katundu wake wapadera.

Bentonite ili ndi mawonekedwe osanjikiza, okhala ndi zigawo zokhala ndi mapepala a silicon ndi ma aluminium oxide omwe amalumikizidwa wina ndi mnzake ndi maatomu okosijeni. Zigawozo zimagwiridwa ndi mphamvu za van der Waals, zomwe zimakhala zofooka, zomwe zimalola madzi ndi mamolekyu ena ang'onoang'ono kulowa pakati pa zigawozo. Izi zimapereka bentonite mphamvu yake yotupa ndi kuyamwa madzi, zomwe zimapangitsa kuti zikhale zothandiza pazinthu zosiyanasiyana.

Chimodzi mwazinthu zomwe zimagwiritsidwa ntchito kwambiri ndi bentonite ndi ngati madzi akubowola mumakampani amafuta ndi gasi. Bentonite amawonjezedwa pobowola matope kuti apititse patsogolo kukhuthala kwawo komanso kuyimitsidwa, kuthandiza kunyamula zodula pobowola kuchokera pachitsime ndikuletsa kugwa kwa makoma a borehole. Bentonite imathandizanso kuwongolera kutayika kwamadzimadzi, kupewa kutaya matope obowola mu mapangidwe a porous.

Bentonite imagwiritsidwanso ntchito pomanga ngati chigawo cha grouts, matope, ndi konkire. Ikhoza kupititsa patsogolo ntchito ndi kuyenda kwa zipangizozi, komanso kuwonjezera mphamvu ndi kulimba. M'malo okhazikika a nthaka, bentonite ingagwiritsidwe ntchito kukonza zinthu za dothi ladothi, kuteteza kutupa kwakukulu ndi kuchepa chifukwa cha kusintha kwa chinyezi.

Mu ulimi, bentonite imagwiritsidwa ntchito ngati kusintha kwa dothi kuti nthaka ikhale yabwino komanso kusunga madzi. Itha kugwiritsidwanso ntchito kumveketsa bwino ndikukhazikitsa mavinyo, timadziti, ndi zakudya zina ndi zakumwa.

Ntchito zina za bentonite zimaphatikizapo zinyalala zamphaka, zodzoladzola, ndi mankhwala. Bentonite yapezeka kuti ili ndi antibacterial ndi antifungal properties, zomwe zimapangitsa kuti zikhale zothandiza pa ntchito zosiyanasiyana zachipatala.

Ngakhale kuti amagwiritsa ntchito zambiri, bentonite ikhoza kukhala ndi zotsatira zoipa pa chilengedwe ngati sichisamalidwa bwino. Kugwiritsa ntchito kwambiri bentonite pakubowola madzi kungayambitse kutsekeka kwa mapangidwe, pomwe kutaya zinyalala zomwe zili ndi bentonite kungayambitse kuipitsidwa kwa nthaka ndi madzi apansi. Kusamalira mosamala kugwiritsa ntchito bentonite ndikofunikira kuti muchepetse zovuta izi.