Ụbọchị nbipute: 01, Nov, 2021

Concrete Ịgwakọta ọdụ na nkwadebe nke ihe, enweghị ike ime na-enweghị atọ bekee, mkpokọta, ntụ ntụ na mmiri mmiri material.The isi mgwa ihe na mmiri mmiri ihe onwunwe bụ mmiri na mgbakwunye, ha na-abụghị nhọrọ akụkụ, si onwe ha onwe ha na-atụ unit pụrụ ịhụ, Nke a bụ isi akụkụ nke ihe ngwakọta mkpa.Na ojiji nke mmiri mbenata gị n'ụlọnga na admixture bụ na ihe dị mkpa ọnọdụ, otú ihe bụ isi mmiri mbenata gị n'ụlọnga?Gịnị bụ àgwà?

Nke mbụ, ka anyị kwuo maka ihe na-eme ka mmiri na-ebelata mmiri a na-ejikarị eme ihe:sodiumnaphthalenesulfonateonye na-ebelata mmiri na-arụ ọrụ nke ọma,polycarboxylic acidelu arụmọrụ mmiri mbenata gị n'ụlọnga naonye na-ebelata mmiri lignin.

Sodiumnaphthalenesulfonate onye na-ebelata mmiri nke ọma: nke a na ụdị mmiri mbenata gị n'ụlọnga bụ chemical njikọ nke na-abụghị ikuku ụdị oru oma mmiri mbenata gị n'ụlọnga, ka ciment ahụ nwere ike dispersing mmetụta, na nhazi nke eruba ihe, na n'oge ike, elu ike chọrọ nke nkedo-na-n'ọnọdụ ihe na tupu ewu, ojiji nke mmiri mbenata gị n'ụlọnga nwere nnọọ mma effect.Can imeziwanye ọrụ nke onye ọ bụla akụkụ nke ihe comprehensively.The ihe ngwakọta nke a ụdị mmiri mbenata gị n'ụlọnga na ọtụtụ-eji Bridges, DAMS, ọdụ ụgbọ mmiri na docks, tunnels. , ọkụ eletrik, nchekwa mmiri na ọrụ owuwu obodo na ihe nchekwa eke.

Polycarboxylicseluplasticizer elu arụmọrụ mmiri mbenata gị n'ụlọnga: nke a bụ ọhụrụ ụdị mmiri mbenata gị n'ụlọnga, mara dị ka "ezigbo" elu arụmọrụ ihe admixture, nwere ike agwakọta na a dịgasị iche iche nke admixtures n'ime multi-functional admixtures, dị ka mgbapụta gị n'ụlọnga, mmalite ike gị n'ụlọnga, onye na-ahụ maka mgbochi anya, coagulant. Ọnụego mbelata mmiri nke 1%polycarboxylic acid superplasticizerbụ 35%, na mmalite ike na-abawanye site na ihe karịrị 50%.Ọ bụ karịsịa adabara elu ada uyi ihe.

Lignosulphonate eji dị ka ihe mmiri mbenata gị n'ụlọnga na 0.2-0.3%, nwere ike ibelata ihe Ịgwakọta mmiri oriri 10% -12%, belata mmiri-ciment ruru, zọpụta ciment banyere 10%, melite ihe ọrụ ike, fluidity na permeability eguzogide, melite ihe ike na compactness, na mmalite ike mmetụta, mkpụmkpụ mwube oge, melite compressive ike. N'otu oge ahụ belata ihe slump ọnwụ.

Olee ụdị admixture, dị ka ndị ahịa nke injinia kwesịrị ịrụpụta, anyị n'ozuzu na-ekwu na engineering ihe Ịgwakọta ọdụ nwere mma adaptability, ukwuu n'ihi na oke nke admixture bụ nso na oru ngo, nke a bụ ya mere e nwere nnukwu oru ngo ga-. ka itinye ego na-ewu nke nnukwu Ịgwakọta ọdụ na-adịghị ozugbo ịzụta azụmahịa concrete.For ihe atụ, ndị dị elu-ọsọ ụgbọ okporo ígwè Ịgwakọta osisi na-pụrụiche e mere maka elu-ọsọ ụgbọ okporo ígwè oru ngo.