Nnọọ dị oke egwu silica fume maka sinima ciment: a na-agbakwunye Microsilica na ciment eji na-ewu ụlọ mgbe ochie iji mee ka ike ya na ihe ndị ọzọ mee ka ike ya dịkwuo ike. Iji mee ka ojiji nke silica fum ka mma karie microsened ciment, otutu ndi nyocha ulo nke silica fume na ihe ha ga-eji nweta ihe omumu zuru ezu, nyocha Gụnyere mmiri ciment, silica na-agwakọta ego, na-adọrọ mmasị, na nhọrọ nke ihe ọkụ na-agba agba na ntinye nke oke ciment dị oke ọnụ, Ohaneze gafere oke, nke silica fume na ciment ciment na ihe nlere anya ihe a ga-ebelata. Dị ka Gappoo rụtụrụ aka, mgbe ọ dị afọ 3D ma ọ bụ 7D nke ciment nke na-erughị 0.45, 0.40) na-ebelata, Ọ bụ ezie na ụdị nke ngwa agha nwere iji silica mee ya na mmiri-ciment ka ọ dị ka 0.45 ma ọ bụ 0.50 ruo; Agbanyeghị, na afọ iri abụọ na asatọ ma ọ bụ 90d nke ciment ciment, ụdị ngwa agha nwere nhicha mmiri na mmiri mmiri na-erughị 0.35, 0.40 na 0.50, na-abawanye; Ma mgbe ọ dị afọ 28d ma ọ bụ 90d, ngwa agha na mmiri mmiri na-erughị 0.35, 0.40 na 0.50 belata. Ngwongwo osisi silica fum-nwere ihe dị ka otu ike; Ọ bụ ezie na ụdị ngwa agha nwere ihe na-eme silica fume (n'agbanyeghị silica fem) na mmiri ciment dị ka 0.45 dị ala; Mgbe mmiri ciment ahụ hà nhata 0.50 na silica fume na-etinye aka na ya karịrị 27.5%, ndị silica fume nwere mmetụta dị ukwuu na ike mmepe nke ngwa agha.
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