Ua li cas koj sib tov thiab ncuav qhob ntawm tes?

2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17

Sib tov pob zeb ntawm tes los ntawm nchuav pob zeb nyob rau hauv ib lub lauj kaub tais diav thiab maj mam ntxiv dej, sib tov nrog agarden hoe kom txog thaum txoj cai sib xws. Hnav hnab looj tes thiab daim npog qhov ncauj los tiv thaiv kev puas tsuaj ntawm daim tawv nqaij, ntsws lossis ob lub qhov muag, nrog kev tawm tswv yim los ntawm tus kws kos duab toj roob hauv pes hauv video dawb ntawm no pob zeb.

Ua li no, ua li cas koj ua pob zeb?

Rau ua pob zeb Txawm li cas los xij uas yuav ua rau lub ntim loj heev uas ua rau koj sib tov hauv pob zeb lossis xuab zeb lossis crushed cib. Proportions yog ib qho kev sib cav tsis sib haum tab sis cov mis ntawm 1 feem cement, 2 qhov chaw xuab zeb thiab 3 qhov gravel los ntawm ntim yog qhov zoo pib. Sib tov cov khoom xyaw qhuav ua ntej thiab maj mam ntxiv dej.

Yuav ua li cas yog cov pob zeb ntub dej heev? Thaum twg muaj ib yam nkaus dej ntau hauv pob zeb , muaj ntau dua shrinkage nrog muaj peev xwm rau ntau qhov tawg thiab txo compressive zog. Raws li txoj cai dav dav, txhua nti ntxiv ntawm kev poob qis qis zog los ntawm kwv yees li 500 psi.

Ntawm no, koj puas tuaj yeem sib tov cement yam tsis muaj xuab zeb?

Sib tov Pob zeb Tsis muaj Xuab zeb Thaum xuab zeb yog cov feem ntau aggregate siv los tsim pob zeb, koj ua tau kuj sib tov cement nrog gravel, crushed pob zeb los yog tej daim ntawm cov qub pob zeb. Tus nqi dej koj mix hauv yuav nyob ntawm cov khoom sib sau, tab sis koj ' yuav xav tau qhov chaw nruab nrab ntawm 15 mus rau 20 feem pua ntawm cov dej.

Qhov txawv ntawm pob zeb thiab cement yog dab tsi?

Txawm tias cov ntsiab lus cement thiab pob zeb feem ntau yog siv sib hloov, cement isactually ib qho khoom xyaw ntawm pob zeb . Pob zeb yog kev sib xyaw ntawm aggregates thiab muab tshuaj txhuam. Cov sib tov yog xuab zeb thiab gravelor crushed pob zeb; cov tshuaj yog dej thiab portland cement.