Video: Dab tsi mortar kuv yuav tsum siv rau repointing?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Hom O mortar , los yog txiv qaub mortar , ua softer mortar nrog lub zog qis compressive ntawm 350 psi, yog qhov zoo tshaj plaws rau rov ua dua rau ntau yam. Thawj yog vim li cas hom O mortar yog qhov softer dua cov cib qub, thiab nws tso cai rau cov cib zeb nthuav lossis cog lus los ntawm kev hloov pauv kub lossis kev ntxhov siab.
Hais txog qhov no, dab tsi yog qhov zoo tshaj plaws mortar mix rau taw?
Ib qho kev sib xyaw zoo rau cov cement-based mortar yuav yog ib feem cement ntxiv rau ib feem txiv qaub rau rau ntu muag muag xuab zeb . Ntxiv hydrated txiv qaub rau dej mus rau creamy sib xws thiab tom qab ntawd siv cov ntse, tsis yog mos, xuab zeb tuaj yeem ua kom muaj tseeb txiv qaub mortar, haum rau softer thiab laus brickwork. Sib tov lub mortar heev.
Qhov thib ob, kuv xav tau mortar ntau npaum li cas rau taw tes? Ib qho raug mortar mix rau Ncua sij hawm Lub hom phiaj, siv rau hauv ib cheeb tsam uas muaj huab cua ib txwm muaj, yuav suav nrog 1 feem Portland Cement, 1 feem txiv qaub thiab 5½ seem Xuab zeb.
Ntawm no, kuv puas yuav tsum siv txiv qaub mortar rau taw?
Txiv qaub tshuaj muaj zoo waterproofing Kuj cov dej nyob rau hauv lub mortar yuav raug rau khov. Tag nrho cov no yuav txhais tau tias koj mortar , dhau sij hawm, yuav crumble. Txiv qaub tshuaj txo cov dej no kom tsawg thiab txo cov kev pheej hmoo ntawm crumbling. Yog li koj tus tshiab txiv qaub taw yuav kav ntev dua los ntawm cov teebmeem ntawm cov dej noo.
Koj puas tuaj yeem rov taw qhia cov txiv qaub mortar nrog cement?
Txiv qaub tshuaj , tshwj xeeb tshaj yog putty txiv qaub mortars tau ua mos thiab friable nrog hnub nyoog tab sis qhov no ua tsis tas txhais lawv tsis ua haujlwm. Hmoov tsis zoo, dhau 150 xyoo dhau los lossis ntau dua, Portland cement raws mortars tau nquag siv rau rov ua dua cov pob qij txha uas tau sau ua ntej txiv qaub mortar.
Pom zoo:
Dab tsi sib tov kuv yuav tsum siv rau txoj kev ua vaj tse?
Kev sib xyaw ua ke rau txoj kev Cov pob zeb sib xyaw rau txoj kev yog 1 feem pob zeb rau 4 qhov sib xyaw ua ke (10mm max) lossis 1 feem pob zeb, 2 qhov chaw xuab zeb, 3 qhov sib xyaw ua ke (10mm max). Yog li 20 meter (65 ko taw) txoj kev, 90cm (3 ko taw) dav thiab 75 hli qhov tob yuav muab: 20 x 0.9 x 0.075 = 1.35 cubic meters
Kuv yuav tsum tau ua cov cement ntau npaum li cas Kuv yuav tsum tau ntim 5 nkas loos thoob?
Teb: Yog tias koj yuav siv cov cement ncaj ib lub hnab 80 lb., 2/3 ntawm ib lub cubic ko taw, yuav sau koj lub thoob tsib nkas loos, nrog qee qhov seem vim tam sim no. Ib lub thoob tsib nkas loos tuaj yeem tuav tau. 45 cubic feet ntawm pob zeb thaum tov nrog dej. Nyuaj hais. 1 hnab ntawm 80 lb. txaus los sau koj lub thoob
Thaum twg kuv yuav tsum siv nematodes rau kuv lub vaj?
Nematodes yuav tsum tau siv thaum sawv ntxov lossis yav tsaus ntuj thaum av kub yog 42 ° F - 95 ° F. Cov txiaj ntsig nematodes tseem muaj txiaj ntsig txog 95 ° F, tab sis tsis muaj kab mob cab ntxiv lawm saum toj no
Thaum twg kuv yuav tsum siv potash rau kuv cov nyom?
Siv cov tshuaj potash tsuas yog tias koj tau ua fertilizing koj cov nyom nrog nitrogen-raws li chiv thoob plaws hauv lub xyoo. Yog tias koj tau thov tsawg kawg ib nrab ntawm cov poov tshuaj ntau npaum li nitrogen nrog rau txhua qhov pub mis, ntxiv cov poov tshuaj los ntawm potash tsis xav tau rau lub caij ntuj no
Kuv yuav tsum hnav dab tsi rau kuv qhov kev xam phaj tus neeg caij dav hlau Delta?
Ib lub tsho nrog lub tsho thiab tiab lossis slacks yog qhov zoo tshaj plaws. Yog tias koj hnav tiab yuav tsum tsis txhob nruj dhau los yog luv heev. Cov xim xaiv yog xiav, dub, grey, lossis xim av. Blouses yuav tsum yog paj rwb los yog txhob lo lo ntxhuav nyob rau hauv ib tug nruab nrab xim nrog lub tes tsho ntev thiab yuav tsum haum haum (tsis nruj heev) los yog heev distracting vim lub suab nrov