Bentonite bụ ala ịnweta ala, isi ihe mejupụtara ya bụ mineral ụrọ dabere na montmorillonite.Ọ bụ ntụ mgbawa ugwu na-emepụta site na mgbawa ugwu mgbawa, a na-emepụta nkwụnye ego bentonite mgbe okpomọkụ, nrụgide na oge metamorphic gasịrị.A na-ekewakarị ụdị bentonite na bentonite nke dabere na sodium na bentonite nke calcium.N'ime ha, bentonite nke nwere sodium dị elu nwere njirimara atọ: ọzịza dị elu, nkwụsị mmiri dị ala na ọrụ ọgwụgwọ onwe ya, n'ihi ya, a na-eji ya n'ọtụtụ ebe dị iche iche na-egbochi seepage.
Ụrọ bentonite na-enweghị mmiri na nke na-adịghị mma kwesịrị ekwesị maka mgbochi mgbochi mmiri mmiri, mmiri mmiri mmiri n'akụkụ mmiri, ihe mgbochi mmiri nke ọdọ mmiri, ụgbọ okporo ígwè ọrụ ụgbọ okporo ígwè na-egbochi mmiri na ntọala ntọala na mgbochi nke ụlọ dị iche iche.
arụmọrụ ngwaahịa:
(1) Mgbasawanye dị elu: bentonite na-agbasa ma ọ dịkarịa ala ugboro 12 mgbe emechara mmiri, na-eru 25 ugboro ASTM D5890.
(2) Mbelata mmiri dị ala: Mkpesa mmiri bụ naanị 5 X 10-9cm / s, nke dabara ọkọlọtọ ASTM D 5887.
(3) Ọrụ ọgwụgwọ onwe onye: bentonite ga-aghọ gel mgbe a na-ekpuchi ya na mmiri, ma nwee ike mejupụta oghere na oghere.Usoro mgbakwụnye bụ ndakọrịta ozugbo na ya mere ọ na-eguzogide nkwụsị ala na-enweghị isi.Ọ nwere nnukwu ọnụ ahịa arụmọrụ yana enwere ike iji ya mee ihe n'ọtụtụ ọrụ mgbochi mmiri na mgbochi seepage.
The waterproof, impermeable pụrụ iche bentonite nke Hebei Yiheng Technology Co., Ltd. emejuputa atumatu mba ọkọlọtọ nke ndị mmadụ Republic of China GB/T 20973--2007 na manufactures.