Gypsum yog cov khoom siv yooj yim thiab yoog raws, nrog rau cov khoom siv tau yooj yim, thiab vim qhov no, nws yog dav siv hauv kev tsim, duab puab thiab txawm nyob hauv cov qauv sab hauv. Nws tsis yog qhov nyuaj ua lub plaster daim duab ntawm ib hom duab yog tias koj txawj siv thev naus laus zis ntawm kev tsim cov ntawv luam tawm thiab tshem tawm plaster daim ntawv los ntawm lawv. Yog tias koj xav ua daim duab ntawm tus tsiaj, txig nws rau cov kem, tom qab faib cov duab ua los ntawm cov av nplaum ua cov qauv ib ntus rau lawv.
Cov Lus Qhia
Kauj ruam 1
Cim cov av nplaum duab ua txoj hauv kev nrog lub hau ntawm rab riam, kos duab faib cov kab - txoj kab nruab nrab ntawm nraub qaum thiab sab plab, sab pem hauv ntej thiab nraub qaum ntawm caj npab, nrog rau qhov ntu ntawm lub cev. Thaum daim duab tau muab faib ua cov chaw sib cais, cais lawv cov tshuab ntxig - lo ib daim hlab ntawm daim nyias nyias los yog tooj dag ntawv ci raws li qhov nkhaus ntawm cov kab kos. Cov kab txaij yuav tsum yog 5x7 cm ntawm qhov loj thiab haum ua snugly ua ke.
Kauj ruam 2
Dilute lub kua plaster raws li cov lus qhia, thiab tom qab ntawd sau cov chaw hauv ntu - los ntawm qhov loj mus rau me me, hauv qab mus rau sab saum toj. Thaum tag nrho cov duab yog sau nrog thawj txheej ntawm gypsum 1 cm tuab, tos rau thawj txheej kom qhuav, thiab tom qab ntawd sau daim duab nrog ib txheej thib ob, diluted ntau tuab.
Kauj ruam 3
Xuab zeb cov npoo ntawm cov hlaws dai ntawm txhua tus tib neeg ntawm plaster los txiav txim seb qhov twg cov hlau txuas ntawm qhov me me yog thiab siv lwm lub tsho tiv no, ntxiv cov duab nrog cov hlau dua yog tias nws loj thiab hnyav. Tos kom txog thaum txhua txheej ntawm plaster tau tawv tawv tag thiab tom qab ntawd tshem cov hlau ntu.
Kauj ruam 4
Disassemble qhov seem ntawm daim duab los ntawm ntxig rau spatula lossis wedges rau hauv qhov khoob nruab nrab ntawm cov sau khib, thiab tom qab ntawd disassemble qhov seem ntawm daim duab. Txheeb xyuas cov puab sab hauv ntawm cov pwm yas rau cov voids thiab qhov, thiab yog tias muaj, txheej lawv nrog kua plaster, tom qab xuab zeb.
Kauj ruam 5
Ntxuav cov pwm ntawm cov plua plav thiab av, kho nrog nitro kua roj vanish los ua kom cov pwm tsis tuaj yeem, thiab tom qab ntawd txheej lub pwm los ntawm sab hauv nrog cov roj nplua nyeem tshwj xeeb uas yuav tsim cov yeeb yaj kiab roj uas ua kom yooj yim cais lub ntsej muag los ntawm cov pwm.
Kauj Ruam 6
Tam sim no koj tuaj yeem sib sau ua ke pwm thiab hliv plaster rau hauv nws kom tau txais kev ua tiav lawm uas tag nrho cov pwm uas koj coj lub siab.
