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Ulwazi oluSisiseko lweMpahla ekrwada yeConcrete – Imixube (III)
Umhla wokuThumela: 27, Jun, 2022 4. IiRetarder Retarders zohlulwe ngokwezinto eziphilayo eziphinda-phinda izinto eziphilayo kunye ne-inorganic retarders. Uninzi lweeretarders eziphilayo zinefuthe lokunciphisa amanzi, ngoko ke zibizwa ngokuba yi-retarders kunye nabanciphisi bamanzi. Okwangoku, sisebenzisa ngokubanzi i-organic retarders. I-Orga...Funda ngokugqithisileyo -
Ulwazi oluSisiseko lweMathiriyeli ekrwada yeConcrete – Imixube(II)
Umhla wokuThumela: 20, Jun, 2022 3. Indlela yokusebenza yee-superplasticizers Inkqubo ye-arhente yokunciphisa amanzi ukuphucula ukumanzi komxube wekhonkrithi ikakhulu ibandakanya isiphumo sokuchithachitha kunye nesiphumo sokuthambisa. I-arhente yokunciphisa amanzi eneneni i-surfactant, isiphelo esinye ...Funda ngokugqithisileyo -
Ulwazi oluSisiseko lweMathiriyeli ekrwada yeConcrete – Imixube (I)
Umhla wokuThumela: 13, Jun, 2022 Ii-Admixtures zibhekisa kudidi lwezixhobo ezinokuphucula ngempumelelo enye okanye ngaphezulu kweepropathi zekonkrithi. Umxholo wayo ngokubanzi ubala kuphela ngaphantsi kwe-5% yomxholo we-samente, kodwa unokuphucula kakhulu ukusebenza, amandla, i-durabi...Funda ngokugqithisileyo -
Ukusebenza kweConcrete Admixture kwiSicelo
Umhla wokuThumela: 6, Jun,2022 Ekuqaleni, umxube wawusetyenziselwa ukugcina isamente kuphela. Ngophuhliso lobugcisa bokwakha, i-admixture ibe ngumlinganiselo oyintloko wokuphucula ukusebenza kwekhonkrithi. Ndiyabulela kwi-superplasticizers, i-concrete ephezulu, i-self-compacting concrete, i-concrete ephezulu yamandla isetyenziswa ...Funda ngokugqithisileyo -
Ezinye iingxaki ekusetyenzisweni kwePolycarboxylate Superplasticizer(IV)
Ukuhambelana kwepolycarboxylate superplasticizer kunye nezinye ii-admixtures zepolycarboxylate superplasticizer kunye ne-superplasticizers ezininzi azinakuxutywa kwaye zidityaniswe nakweyiphi na indawo efana ne-naphthalene kunye ne-aliphatic superplasticizers. Umzekelo, isiphumo esibi ekugcinweni kwe-plastic slump kukuba ...Funda ngokugqithisileyo -
Ezinye iingxaki ekusetyenzisweni kwePolycarboxylate Superplasticizer(III)
Umthamo kunye nokusetyenziswa kwamanzi kwepolycarboxylate superplasticizer: Ipolycarboxylate superplasticizer ineempawu zedosi ephantsi kunye nokwehliswa okuphezulu kwamanzi. Xa i-dosage yi-0.15-0.3%, izinga lokunciphisa amanzi lingafikelela kwi-18-40%. Nangona kunjalo, xa umlinganiselo wamanzi ukuya kwi-binder encinci (ngaphantsi kwe-0.4), ...Funda ngokugqithisileyo -
Ezinye iingxaki ekusetyenzisweni kwePolycarboxylate Superplasticizer(II)
Impembelelo yodaka lwesanti kwi-polycarboxylate superplasticizer ihlala ibulala, ebonakala ngakumbi kunochungechunge lwe-naphthalene kunye ne-aliphatic superplasticizers. Xa umthamo wodaka usanda, ukusebenza kwe-conc...Funda ngokugqithisileyo -
Ezinye iingxaki ekusetyenzisweni kwePolycarboxylate
I-Superplasticizer (I) Umhla wokuThumela: 9, Meyi, 2022 (一) Ukulungelelaniswa kwe-polycarboxylate superplasticizer kunye nezixhobo ze-cementitious: Ekusebenzeni, kufunyenwe ukuba i-Polycarboxylate Superplasticizer ineengxaki ezicacileyo zokuguquguquka kwiisamente ezahlukeneyo kunye neentlobo ezahlukeneyo ze-admixtures zamaminerali, a. ..Funda ngokugqithisileyo -
Ukutywinwa kweConcrete kunye noLwakhiwo lweArhente eNyangayo lufuna ukongeza isinciphisi samanzi?
Umhla wokuThumela: 5, Meyi, 2022 Xa i-samente ixutywe namanzi, ngenxa yokutsalana phakathi kweemolekyuli zesamente, ukungqubana kwentshukumo ye-thermal yamasuntswana esamente kwisisombululo, iintlawulo ezichaseneyo zeeminerali zesamente ngexesha lenkqubo yokuhambisa amanzi, kunye ne...Funda ngokugqithisileyo -
Ukutywinwa kweConcrete kunye noLwakhiwo lweArhente eNyangayo lufuna ukongeza isinciphisi samanzi?
Xa isamente ixutywe namanzi, ngenxa yokutsalana phakathi kweemolekyuli zesamente, ukungqubana kwentshukumo ye-thermal yamasuntswana esamente kwisisombululo, imirhumo echaseneyo yeeminerali zesamente ngexesha lenkqubo ye-hydration, kunye nombutho othile we-t. .Funda ngokugqithisileyo -
Ukuhambelana kweAdmixtures kunye nezinye izinto ezikrwada zeConcrete
Umhla wokuThumela: 26, Apr, 2022 Iziphumo zomgangatho wesanti eyenziwe ngumatshini kunye nokulungelelaniswa kwe-admixture kumgangatho wekhonkrithi Ilitye elingumama kunye nobugcisa bokuvelisa isanti eyenziwe ngomatshini kwimimandla eyahlukeneyo yahluke kakhulu. Izinga lokufunxa kwamanzi kwisanti eyenziwe ngomatshini lichaphazela ilahleko yokudilika kwekhonkrithi ukuya...Funda ngokugqithisileyo -
Ukujongana neeMeko zokusiNgqongileyo xa uFaka iiToppings zeConcrete(III)
Imozulu ebandayo Phantsi kweemeko zemozulu ezibandayo, kugxininiswa ekuthinteleni ukukhula komkhenkce kwaye kulawulwe amaqondo obushushu akwindawo ethile ngexesha lokunyanga ukukhuthaza ukukhula kwamandla. Ukulawula ubushushu besiseko se-slab ngexesha lokubekwa kunye nokunyangwa kwe-slab ephezulu kunokuba ngowona mba ucelomngeni ...Funda ngokugqithisileyo
