Na mbụ, a na-eji admixtures mee ihe naanị iji chekwaa ciment.Site na mmepe nke teknụzụ ihe owuwu, ịgbakwunye admixtures aghọwo ihe dị mkpa iji meziwanye arụmọrụ nke ihe.
Concrete admixtures na-ezo aka n'ihe ndị agbakwunyere iji melite ma na-achịkwa arụmọrụ nke kọnkịta.Ngwa nke ihe admixtures na injinia na-enweta nlebara anya na-abawanye ụba.Mgbakwunye nke admixtures na-arụ ọrụ ụfọdụ n'ịkwalite arụmọrụ nke ihe, ma nhọrọ, usoro mgbakwunye, na mgbanwe nke admixtures ga-emetụta mmepe ha nke ukwuu.
N'ihi na e nwere nnukwu arụmọrụ mmiri na-ebelata ihe ndị na-eme ka mmiri dị elu, a na-etinye ihe dị elu nke mmiri mmiri, ihe nkedo onwe ya, na ihe siri ike dị elu;N'ihi na
ọnụnọ nke thickeners, arụ ọrụ nke mmiri n'okpuru mmiri emewo ka mma.N'ihi ọnụnọ nke retarders, agbatịwo oge nhazi nke ciment, na-eme ka o kwe omume ibelata mfu mkpọda na ịgbatị oge ọrụ ihe owuwu.N'ihi ọnụnọ nke antifreeze, a na-ebelata ebe na-ekpo ọkụ nke ngwọta, ma ọ bụ nrụrụ nke kristal kristal adịghị akpata mmebi ntu oyi.
Nkwarụ n'onwe ya:
A na-ekpebi arụmọrụ nke kọnkịtị site na nha nke ciment, ájá, gravel na mmiri.Iji meziwanye arụmọrụ ụfọdụ nke ihe, enwere ike ịhazi oke nke akụrụngwa.Mana nke a na-ebutekarị mfu n'aka nke ọzọ.Dịka ọmụmaatụ, iji mee ka mmiri na-emepụta ihe na-emepụta ihe, enwere ike ịbawanye mmiri nke ejiri mee ihe, ma nke a ga-ebelata ike nke ihe.Iji mee ka ike mbụ nke kọmpụta dịkwuo mma, ọnụ ọgụgụ nke ciment nwere ike ịba ụba, ma na mgbakwunye na ọnụ ahịa na-abawanye ụba, ọ nwekwara ike ime ka mbelata na ihe na-akpụ akpụ.
Ọrụ nke ihe admixtures na-arụ ọrụ:
Iji ihe mgbakwunye ihe nwere ike zere ntụpọ ndị ahụ a kpọtụrụ aha n'elu.Na ikpe ebe e nwere obere mmetụta na ndị ọzọ Njirimara nke ihe, ojiji nke ihe admixtures nwere ike ukwuu melite a ụfọdụ ụdị arụmọrụ nke ihe.
Dịka ọmụmaatụ, ọ bụrụhaala na 0.2% na 0.3% calcium lignosulfonate na-ebelata mmiri na-agbakwunye na ihe ahụ, slump nke ihe ahụ nwere ike ịba ụba karịa ugboro abụọ n'ebughị ibu mmiri;Ọ bụrụhaala na 2% ruo 4% sodium sulfate calcium sugar (NC) mejupụtara ihe mejupụtara ya na-agbakwunye na ihe ahụ, ọ nwere ike melite ike mmalite nke ihe ahụ site na 60% ruo 70% na-enweghị ịba ụba nke ciment, ma nwee ike imeziwanye ike oge nke ihe ahụ.Ịgbakwunye mgbochi mgbawa compactor nwere ike imeziwanye mgbape mgbape, enweghị ike, na ịdịte aka nke ihe, na-eme ka ike dị ogologo oge dịkwuo mma.
Oge nzipu: Mee-29-2023