Aerated Concrete rudzi rwehuwandu hwekodhi rakagadzirwa nemhando dzose dzezvinhu zvakasikwa zvakasikwa zvinounza zvikomborero zvikuru uye zviri nani kushanda nesimba. Mukutanga kwegore ra1914, veSweden vakawana musanganiswa we simenti, lime, mvura nejecha, sekungogara kwekrete asi kuwedzera aluminium powder. Iyi nyaya yekupedzisira inopa Autoclaved Aerated Precast Concrete kuwedzera zvinhu.
Maitiro Aerated Concrete Anoitwa
Aerated Concrete inonzi lightweight pre-cast concrete ine mhepo inobhururuka mukati memashoko acho kuti iite zvinhu zvakaderera zvisinganyatsooneki muvheni ye autoclave.
Iyo inogadzirika zvikuru iyo inogona kudurwa nemasara emasona uye inogona kukonzerwa nyore nyore. Nemhaka yehutsika hwayo, krete inofanira kuongororwa simba rekugadzirisa, unhu hwomumhepo, uwandu hwehuwandu hwekuedza, uye shrinkage test. Ikrete inogona kushandiswa pamadziro, pasi, padenga remapuranga, mabheji, uye mashizha.
The Properties of Aerated Concrete
Aerated konkiti inogadzirisa midzi yakasimba yakajeka yakabatanidzwa pamwechete nekumatira uye yakasimbiswa nesimbi kuti iwedzere simba. AAC ine zvinhu zvinoshamisa zvakanyanyisa zvekudzivirira uye inopa hutano hwakanaka hwekusvinura uye nekuda kwechikonzero chakadaro, inoshandiswa mukuvakwa kwepamusoro-gorosi. Iyo precast yakachengetedza aerated krete makoronga emakona mashomanana makuru-mashoma makanda emakona akabatanidzwa, ayo aifanira kuiswa achishandiswa soro-bhedha matope. Zvivako zvakanyanyogadzirirwa zvichachengetedzwa kusinganzwisisiki zvakananga kumhepo kuburikidza nekugadzira micheka.
Aerated Concrete Benefits uye Applications
Zvimwe zvezvikomborero zvauchawana paunenge uchishandisa autoclaved aerated krete ndei:
- Kunyatsodzivirirwa kunotyisa, anenge 1.25 pamasendimita. Iyo inotungisa conductivity yeAAC inosvika 6 kusvika ku7,5% iyo inowanikwa konkrete, ichiita kuti iwane simba-inoshanda.
- AAC inenge iine simba shoma rinodhura nokuti ine simba rinopisa rinopikisa.
- Zvakanaka kuchenesa mafungiro uye acoustic insulation.
- Aerated concrete inopa moto uye kusagadzikana kwenguva refu.
- AAC inogadzirwa nenzira dzakasiyana-siyana uye hukuru.
- AAC inovhara doro uye inosunungura simba pane nguva.
- Ikrete yakagadziriswa inodzokorora zvakare.
- Nzira yekufambisa inogona kuderedzwa kuisa magetsi uye kupinza mabhomba.
- Zvikuru zvakanyanya zvisinganzwisisiki zvidhinha zvakagadzirirwa zvakagadzirwa seCUU.
- Kutumira uye kugadzirisa zvimwe zvekugadzirisa kudarika nguva dzose konkrete kana CMU.
- Pane mapepa anowanikwa muhupamhi hwemasendimita 8 kusvika ku12 masendimita, 24-inch in width, uye yakareba kusvika mamita makumi maviri.
- Mabheji anouya 24 ", 32", uye 48 "masendimita masendimita, kubva pakati mana kusvika ku 16 masendimita akareba, uye masendimita masere akareba.
Autoclaved Aerated Concrete Drawbacks
Aerated konkrete sezvimwe zvimwe zvinhu zvine zvimwe zvisingabatsiri:
- Kubatana muhutano uye ruvara zvingave zvakaoma kuwana.
- Rusvingo rusina kupera rwekunze rinofanira kuvharwa nekunze kwekunze kwekudzivirira kuti vasapfeka uye vanyarare.
- Kana akaiswa munzvimbo dzakakwirira dzemvura, mukati inogumisa nechepasi mhepo inokonzera kupera uye kunze kunopera nekukwirira kwepamusoro kunokurudzirwa.
Aerated Concrete Material Cost
Autoclaved aerated concrete masvingo akaiswa sezvo CMU inogona kutenga madhora 3.50 mu 8 "x 8" x 24 ", zvichienderana nekuoma kweprojekti. Mari yevashandi inogona kunge yakaderera nokuti zviri nyore kuisa uye zviri nyore kubata.
Izvi zvinogona kuchinja kubva kunharaunda kusvika kune imwe nzvimbo zvichienderana nebasa rebasa uye zvido zvekuvakwa.
Kuvaka Amatare Kubvumwa kweKrete yakagadzirwa
Aerated konkrete yakagamuchirwa nemitemo yakawanda yekuvaka uye mitemo yenyika dzakadai se:
ASTM C1386 (Precast Autoclaved Aerated Concrete Wall Construction Units)
ASTM C 1452 (Standard Specification for Reinforced Autoclaved Aerated Concrete Elements)
ACI 523.5R, iyo inotungamirira kushandisa autoclaved aerated concrete pane
Nzira yekugadzira Aerated Concrete
Krete yakagadziriswa inogona kuiswa nyore nyore nechetete-dhe uye inogona kupedzwa nyore nepende, pombi, kuvhara, kana kushandiswa. Autoclaved aerated concrete inogona kupedzerwa mukati mekunze nekuisa, matombo, pevara, kuputika kana kuruboshwe kuruvara.
Concrete Kuenzanisa
| Properties | Aerated Concrete | Traditional Concrete |
| Kuwandisa (PCF) | 25-50 | 80-150 |
| Compressive Strength (PSI) | 360 - 1090 | 1000 - 10000 |
| Moto Rating (hrs) | ≤ 8 | ≤ 6 |
| Kufambisa Kwemhepo (Btuin / ft2-hr-F) | 0.75 - 1.20 | 6.0 - 10 |