Ọrụ dị mkpa nke Superplasticizer na kọmpụta

Ihe mgbakwunye concrete bụ ụdị kemịkalụ kemịkalụ agbakwunyere na usoro ịme ihe, na simenti, ájá na nkume bụ ihe dị mkpa akụrụngwa mejupụtara konkịtị. Ọnụ ego ngwakọta anaghị adịkarị karịa 5% nke ciment àgwà. Enwere ike kewaa ya na superplasticizer, mgbasa ozi mgbasa ozi, onye na-eme ihe ikuku, accelerator na retarder, n'ime nke superplasticizer na-akpata ihe kacha. N'ime 2017, ọ mere ya 66.61% nke ngụkọta mmepụta nke ihe admixtures, ihe na-esote onye mgbasa ozi, aza ajụjụ maka 21.55 %.

Gịnị bụ superplasticizer?

Superplasticizer bụ ihe admixture nke nwere ike ibelata mmiri a na-eji agwakọta ma na-ejigide slump nke sink.. Ọtụtụ n'ime ha bụ nke anionic surfactants, dị ka lignin sulfonate na naphthalene sulfonate formaldehyde polymer. Mgbe agbakwunyere ngwakọta ihe, ọ nwere ọrụ nke ịgbasa irighiri ciment, nke nwere ike melite arụmọrụ ya, belata oriri mmiri nke unit ma melite fluidity nke ngwakọta ihe; ma ọ bụ belata oriri ciment unit ma chekwaa ciment.

Akụkọ ihe mere eme nke Superplasticizer

N'afọ adịbeghị anya, injinia ewu aghọwo ihe na-achọsi ike na arụmọrụ nke ihe, na ike imewe nke ihe na-arị elu na elu; ụdị lignin gara aga na-ebelata ihe na-ebelata mmiri na naphthalene sulfonate ụdị mmiri na-ebelata ọnụ ọgụgụ mmiri dị ala, na arụmọrụ nke ihe owuwu ihe ndozi adịghị mma. Enweghị ike imezu ihe owuwu a chọrọ ma ọlị. Iji chekwaa ike ma belata ibu nke ụlọ ahụ, ike nke ihe eji eme ihe na-ewu ụlọ na-abawanye elu. Ihe dị elu na-arụ ọrụ dị elu chọrọ ihe mgbakwunye iji nwee ọrụ nke mbelata mmiri dị elu ma mee ka arụmọrụ siri ike dịkwuo mma.. Injinia na ihe ndị ahịa chọrọ ewepụtala ọgbọ nke atọ na-eme ka mmiri na-ebelata mmiri-polycarboxylic., ihe na-ebelata mmiri nke sitere na acid.

Ọrụ bụ isi nke superplasticizer

(1) Melite ikike ịrụ ọrụ, slump na fluidity nke ihe.

(2) Melite n'ibu Njirimara nke ihe.

(3) Chekwaa ciment ma belata ọnụ ahịa.

(4) Meziwanye ịdịte aka nke ihe.

Kedu ka superplasticizer si arụ ọrụ na kọmpụta?

Superplasticizer anaghị eji ciment emeghachi omume na kemịkal. Ọrụ nke superplasticizer na ihe bụ tumadi site na plasticizing mmetụta nke ọhụrụ agwakọta ihe mere na ihe nwere ike dịkwuo fluidity ma ọ bụ mee ka slump adịghị agbanwe agbanwe n'okpuru otu mmiri oriri.. Nwere ike ibelata mmiri-ciment ruru nke ihe.

Superplasticizers na-abụkarị anionic surfactants, lignin sulfonates, Usoro Tsai, melamine sulfonate formaldehyde condensates, wdg. A na-emepụta ihe ndị na-ahụ maka Anionic surfactants ma tinye ya n'ọrụ, na ọnụ ala dị ala na mmetụta plasticizing dị mma.

Polycarboxylate superplasticizer nwere ọtụtụ uru ọrụ arụmọrụ pụrụ iche:

(1) Obere admixture na ọnụ ọgụgụ mbelata mmiri dị elu;

(2) Ezi fluidity njigide nke ihe ngwakọta; ezigbo ndakọrịta na ciment;

(3) Mbelata nke ihe a kwadebere dị obere, nke bara uru iji meziwanye nkwụsi ike olu na ogologo oge nke ihe ahụ;

(4) Enyi na gburugburu ebe obibi na enweghị mmetọ n'oge mmepụta na ojiji, ọ bụ akwụkwọ ndụ akwụkwọ ndụ na ebe obibi enyi na enyi admixture.

Kedu ihe ga - eme ma ọ bụrụ na ị na - eji oke polycarboxylate superplasticizer?

Maka ego nke polycarboxylate superplasticizer agbakwunyere, a na-ekwukarị na a gaghị etinye ya karịa. Ma ọ bụghị ya, ihe ga-esi na ya pụta ga-adị nnọọ njọ, n'ihi na a na-ejikarị konkịtị eme ya, ya mere mmetụta na kọnkịtị ka ukwuu. Kedu ihe ọ pụtara ịgbakwụnye oke mbelata mmiri?

(1) Enwere ọtụtụ ụdị polycarboxylate superplasticizer, ụdị ọ bụla nke na-ebelata mmiri nwere akụkụ dị iche iche, ọrụ dị iche iche, na ihe ga-esi na ya pụta mgbe ịṅụbiga mmanya ókè agaghị abụ otu.

(2) Ọ bụrụ na ọ bụ polycarboxylate superplasticizer nwere naanị ọrụ na-ebelata mmiri, ngafe ga na-ebute oke slump nke sink, ma ọ bụ nkewa, ọbara ọgbụgba, na mkpirisi.

(3) Ọ bụrụ na e nwere nnukwu polycarboxylate superplasticizer nwere ikuku retarded, oke nkwụghachi azụ na oke ikuku gas ga-eme ka kọnti ahụ guzobe nwayọ nwayọ, na gas ọdịnaya ga-adị elu, na-akpata mbelata nke ike ihe.

(4) Mgbe a na-agbakwunye polycarboxylate superplasticizer nke ukwuu na kọmpụta, ihe omume nke oke slump na nkume nkewa ga-eme.

(5) Ọ bụrụ na ọnụọgụ polycarboxylate superplasticizer karịrị ego akọwapụtara, kọnkịrị ga-emekarị na-agbaji agbaji.

Polycarboxylate superplasticizer agbakwunyere nke ukwuu ga-ebute nsogbu dị ka slabs sink. Ọ bụ ezie na onye na-ebelata mmiri nwere ike wepụ akụkụ nke mmiri dị na kọmpụta ahụ ma nwee ike ịgbanwe àgwà nke ihe nke ọma, ozugbo agbakwunyere ngafe, arụmọrụ nke ihe ahụ ga-akawanye mma.

Cie-China.org bụ ndị na-eduga ụfụfụ ihe mgbakwunye na-enye ihe na-enye ihe na-emepụta ụfụfụ, superplasticizer,ụfụfụ ihe ike enhancer maka fechaa kọmpat, Ihe mgbochi CLC. Ọ bụrụ na ị na-achọ superplasticizer, biko nweere onwe gị kpọtụrụ anyị.