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Ụbọchị nbipute:4,Dec,2023

Gịnị bụ àgwà nkeNgwakọta ndị dabere na PCE?

Njirimara na-ebelata mmiri dị elu:dabere na PCE admixtures nyere aka belata mmiri site n'ikwe ka kọnkịtị nọgide na-arụ ọrụ ya ma na-ebelata oriri mmiri. A na-eme nke a site n'iji simenti dị elu dị elu na ihe ndị ọzọ na-emepụta ihe na-eme ka ọ bụrụ ihe mgbagwoju anya.

PCE superplasticizers na-ejikarị na njikere mix ngwa ngwa ebe elu arụmọrụ na anwụ ngwa ngwa chọrọ.

Nguzogide dị elu: Njirimara ndị na-eguzogide nke admixture na-enyere ihe ahụ aka iguzogide ọgụ sulfate, mmebi-mebie na alkali-silica mmeghachi omume.

Nlekọta Slump: Dị ka ihe na-ebelata mmiri dị irè,PCE admixture nwere ike inye aka belata ọdịnaya mmiri achọrọ iji nweta slump nyere site n'ịkwalite arụmọrụ nke ngwakọta ihe. A na-enwetakarị nke a site n'ibelata oke mmiri-ciment na ịba ụba nkesa nha. Ya mere, nke a na-enyere aka igbochi oke mmiri na-agbapụta n'oge usoro ngwakọta, nke nwere ike iduga mfu slump.

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Uru nkeNgwakọta PCE dabere:

Arụ ọrụ emelitere:dabere na PCE admixtures nye ndị ọzọ ịrụ ọrụ nke ọma ihe ngwakọta na elu ike na accelerated workability na-enweghị imebi ntọala Njirimara. Ọ na-eme ka arụ ọrụ nke kọmpụta ọhụrụ na-arụ ọrụ, na-eme ka ọ dịkwuo mfe ịgbapụta na ebe.

 Na-ebelata permeability: Admixtures nwere ike ibelata permeability nke ihe, si otú ibelata ihe ize ndụ nke mmiri penetrating n'ime ihe.

 Ngwakọta ihe ndị dị elu dị elu: Admixtures dabere na Perchlorethylene na-ebute ngwakọta kọmpụta mara mma yana hydration ciment ka mma na ihe ịwụsa. Nke a na-eme ka ike na mma nke ihe ahụ dịkwuo mma.

 Belata mbelata: Mgbakwụnye ihe ndị nwere ihe nwere ike ibelata mbelata nke ihe, nke na-enyere aka belata ihe egwu nke mgbawa na mmebi ndị ọzọ. Ndị a admixtures na-enye ihe ngwakọta na esịtidem curing usoro. Ọnụnọ nke polycarboxylate ethers na-enye ohere ka admixture banye ma na-ejigide mmiri n'ime ngwakọta ihe.

 Mmecha emelitere:dabere na PCE admixtures nwere ike imezi njedebe nke ihe, na-eme ka ọ dị nro, na-eme ka ọ dịkwuo mma ma na-enwekwa elu na-agbanwe agbanwe. Ngwunye nke ọma na-enyere aka mee ka ịdịte aka nke elu ihe dị elu. Ngwakọta a na-enyekwa nhazi ngwakọta otu ma na-ebelata ọchịchọ nke mgbawa shrinkage. Tụkwasị na nke ahụ, ọ nwere ike inye aka belata mmịnye mmiri ma kwụsị ịcha mmiri.

 


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  • Oge nzipu: Dec-04-2023