Chiyambi cha bentonite "nthaka yapadziko lonse" Bentonite ndi dongo lapadera la mchere ndi kukhuthala, kukulitsa, kutsekemera, kuyamwa madzi ndi thixotropy ndi makhalidwe ena, ntchitoyo yaphimba zipangizo zoponyera, mapepala azitsulo, zokutira mankhwala, matope obowola ndi mafakitale opepuka ...
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