1. Kev tuav dej: HPMC tuaj yeem txhim kho cov dej khaws cia ntawm mortar, uas yog qhov tseem ceeb heev los tiv thaiv cov mortar los ntawm kev poob dej sai heev thaum lub sij hawm kho nyob rau hauv qhov kub thiab txias, tshwj xeeb tshaj yog nyob rau hauv qis kub ib puag ncig. Cov dej tuav tau zoo ua kom muaj dej txaus ntawm cov cement thiab txhim kho lub zog thiab kav ntev ntawm mortar.
2. Flexural zog thiab compressive zog: Nyob rau hauv qhov kub thiab txias, HPMC yuav txo tau lub flexural thiab compressive zog ntawm cement mortar specimens tom qab cement hydration vim huab cua nkag. Txawm li cas los xij, yog tias cov cement hydrated nyob rau hauv dispersion ntawm HPMC yaj nyob rau hauv dej, lub flexural thiab compressive zog ntawm cov cement mortar specimens yuav nce piv nrog cov cement hydrated ua ntej thiab ces tov nrog HPMC.
3. Kev tiv thaiv kev sib tsoo: HPMC tuaj yeem txhim kho qhov elastic modulus thiab toughness ntawm mortar, zoo txo qhov tshwm sim ntawm cov kab nrib pleb, txhim kho qhov tawg tsis kam ntawm mortar, thiab txuas ntxiv nws lub neej kev pab cuam. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog thaum huab cua hloov pauv, uas feem ntau tuaj yeem ua rau mortar tawg.
4. Alkali tsis kam thiab ruaj khov: HPMC tseem tuaj yeem tswj hwm nws qhov kev ua tau zoo hauv ib puag ncig alkaline yam tsis muaj kev puas tsuaj lossis kev ua haujlwm tsis zoo, yog li ua kom muaj txiaj ntsig ntev thiab ruaj khov ntawm cov tshuaj khib nyiab.
5. Kev ua haujlwm kub: Qhov sib ntxiv ntawm HPMC tuaj yeem tsim cov khoom sib zog thiab txo qhov hnyav. Qhov tsis zoo no feem ntau pab nrog thermal rwb thaiv tsev thiab tuaj yeem txo cov hluav taws xob conductivity ntawm cov khoom thaum tswj xyuas kwv yees li tus nqi ruaj khov thaum raug rau tib lub tshav kub flux. kub flux. Qhov tsis kam mus rau tshav kub hloov mus los ntawm lub vaj huam sib luag sib txawv nrog tus nqi ntawm HPMC ntxiv, nrog rau kev sib koom ua ke siab tshaj plaws ntawm cov khoom ntxiv uas ua rau muaj kev nce hauv thermal resistance piv rau cov khoom siv sib xyaw.
6. Fluidity thiab workability: HPMC tuaj yeem ua rau cov mortar pom zoo dua nyob rau hauv qis shear force thiab yooj yim rau kev thov thiab qib; Thaum nyob rau hauv siab shear quab yuam, lub mortar qhia ntau dua viscosity thiab tiv thaiv Sag thiab ntws. Qhov tshwj xeeb thixotropy no ua rau cov mortar smoother thaum lub sij hawm tsim kho, txo kev tsim kho nyuaj thiab kev siv zog.
7. Volume stability: Qhov sib ntxiv ntawm HPMC tuaj yeem cuam tshuam qhov ntim ruaj khov ntawm cov tshuaj khib nyiab. Nyob rau hauv tus kheej-leveling mortar, qhov sib ntxiv ntawm HPMC ua rau ntau qhov pores nyob twj ywm hauv mortar tom qab lub mortar hardens, ua rau txo qis hauv compressive zog thiab flexural zog ntawm tus kheej-leveling mortar.
HPMC muaj qhov cuam tshuam loj rau kev ua haujlwm ntawm cov tshuaj khib nyiab hauv qhov kub thiab txias. Nws tuaj yeem txhim kho cov dej tuav, tawg tsis kam, alkali tsis kam thiab thermal kev ua haujlwm ntawm cov mortar, tab sis nws kuj yuav cuam tshuam rau nws lub zog thiab ntim ruaj khov. Yog li ntawd, nyob rau hauv kev siv tswv yim, ntau npaum li cas thiab specifications ntawm HPMC yuav tsum tau xaiv kom tsim nyog raws li ib puag ncig tej yam kev mob thiab kev ua tau zoo yuav tsum tau ua kom tiav qhov zoo tshaj plaws mortar kev ua tau zoo.
Post lub sij hawm: Oct-26-2024