Nhazi na ngwa nke akọrọ ntụ ntụ ngwa agha admixture

Ngwakọta kemịkalụ maka ngwa agha na kọmpat nwere ma myirịta na ọdịiche. Nke a bụ n'ihi na eji ngwa ngwa na kọnkịtị dị iche iche eme ihe. A na-ejikarị ihe ndị e ji emepụta ihe eme ihe, ebe ngwa agha na-abụkarị ihe mmechi na njikọta. Enwere ike ekewa ngwakọta kemịkalụ ngwa ngwa site na ngwakọta kemịkalụ yana iji ọrụ arụ ọrụ bụ isi.

Nhazi site na ihe mejupụtara kemịkalụ

(1) Ihe mgbakwunye nnu nnu inorganic: dị ka onye na-ahụ maka ike mmalite, onye na-egbochi friza, ngwa ngwa, ihe mgbasawanye, onye na-agba agba, onye na-ekpuchi mmiri, wdg;

(2) Polymer surfactants: Ụdị admixture a bụ tumadi surfactants, dị ka plasticizers / mmiri reducers, shrinkage reducers, defoamers, ikuku-entraining agents, emulsifiers, wdg;

(3) Resin polymers: dị ka polymer emulsions, redispersible polymer powders, cellulose ethers, mmiri-soluble polymer ihe, wdg;

Nkewa site na isi ọrụ

(1) Admixtures iji melite arụmọrụ arụ ọrụ (ihe ndị rheological) nke ngwa agha ọhụrụ, gụnyere plasticizers (ndị na-ebelata mmiri), ihe ndị na-emepụta ikuku, ndị na-ejigide mmiri, na tackifiers (viscosity regulators);

(2) Admixtures maka ịhazigharị oge ntọala na ịrụsi ọrụ ike nke ngwa agha, gụnyere retarders, super retarders, accelerators, first ike agents, wdg;

(3) Admixtures iji kwalite ịdịte aka nke ngwa agha, ihe ndị na-eme ka ikuku, ndị na-ekpuchi mmiri, ndị na-emechi nchara, fungicides, ndị na-emechi mmeghachi omume alkali;

(4) Admixtures, mgbasawanye mgbasa ozi na shrinkage reducers iji melite olu nkwụsi ike nke ngwa agha;

(5) Admixtures iji melite n'ibu Njirimara nke ngwa agha, polymer emulsion, redispersible polymer ntụ ntụ, cellulose ether, wdg;

(6) Ngwakọta, agba agba, ihe ịchọ mma elu, na ihe na-egbuke egbuke iji meziwanye ihe ịchọ mma nke ngwa agha;

(7) Admixtures maka owuwu n'okpuru ọnọdụ pụrụ iche, antifreeze, ngwa ngwa ngwa ngwa na-eme onwe ya, wdg;

(8) Ndị ọzọ, dị ka fungicides, eriri, wdg;

Njirimara na ojiji nke kemịkalụ admixtures maka akọrọ ntụ ntụ ngwa agha

Ihe dị mkpa dị n'etiti ngwa ngwa na ihe ndị siri ike bụ na a na-eji ngwa agha eme ihe dị ka ihe mgbochi na ihe eji eme ihe, na ọ na-abụkarị ihe nhazi nke dị mkpa mgbe a na-eji ya eme ihe, ebe a na-ejikarị kọnkịtị eme ihe dị ka ihe nhazi, ego ya dịkwa ukwuu. Ya mere, ihe ndị chọrọ maka workability nke azụmahịa ihe owuwu bụ tumadi kwụsie ike, fluidity na fluidity njigide ikike. Ihe ndị bụ isi a chọrọ maka iji ngwa agha bụ ezigbo njide mmiri, njikọta na thixotropy.