Gypsum plaster

Hauv cov khoom siv ua lag luam, gypsum plaster yog qhov chaw tshwj xeeb. Nws tso cai rau koj kom coj tau txawm tias feem ntau tsis txaus siab mus rau lub xeev uas zoo tshaj plaws nyob rau hauv luv luv li ib lub sijhawm. Los ntawm txoj kev, gypsum plaster vim nws cov qauv ntxeem ntxoo muaj theem siab ntawm agression, uas yog, "coupling" ntawm cov ntaub ntawv. Yog li ntawd yog tias koj npog nws nrog cov phab ntsa hauv chav dej, koj tuaj yeem tsis txhawj txog li cas cov pobzeb yuav plaster plaster plaster - nws yuav lo ua ke yog tsis tightly, ces yeej nruj heev.

No cov ntaub ntawv universal muaj lwm indispensable zoo - nws yog hygroscopic theej, uas yog, nws tau nqus dej ntau dhau lawm. Yog li ntawd, rau cov chav nyob rau hauv uas high humidity yog ua tau, rau nws - qhov chaw heev.

Universal gypsum plaster

Muaj ntau ntau hom nyob rau hauv kev ua lag luam, ntawm cov Knauf gypsum plaster Rotband yog nrov heev. Nws ntse ua ke zoo German zoo thiab muaj peev xwm hloov tau mus rau lwm yam mob txawv. Raws li twb tau hais lawm, nws tsis hnov ​​siab qis, zoo li cov phab ntsa uas tsis sib haum xeeb, qab nthab thiab lwm qhov chaw. Nws sib npaug zoo rau ntawm kev ua vaj tse, ntxhib cement plaster , cib, txawm hais tias ib txheej tuab heev tau ua ntawv thov kom tshem tawm tsis sib haum xeeb. Nws tuaj yeem tau them nrog cov ntaub nplaum polystyrene, uas feem ntau sov lub phab ntsa, ob leeg sab nraud thiab hauv chav.

Lawm, ntau tus xav ua dab tsi yog qhov zoo ntawm no universal gypsum plaster. Los ntawm cov cement-sand li niaj zaus sib tov, uas "nyob rau hauv lub qub hnub" yog tseem siv los ntawm ib co masters, nws muaj xws li zoo:

Yuav kom qhib muaj gypsum plaster, tsuas yog dilute nws nrog dej thiab sib tov nrog ib qho kev tov khoom. Los ntawm txoj kev, ntxiv rau universal plaster ntawm gypsum-raws li knauf, lawv muab cov mixtures rau lub tshuab daim ntawv thov, pib, zoo li rau feem ntau ceev leveling ntawm cov hniav (kubband). Txawm tias qhov sib txawv ntawm qhov kev sau ntawv no, lawv txhua tus koom ua ke zoo thiab zoo tsim nyog.

Gypsum plaster Thermal

Lwm indisputable thawj coj ntawm plaster mixtures raws ntawm gypsum - Teplon los ntawm cov khw Lavxias teb sab. Ntawm nws cov ntau yam zoo, nws yog ib qhov tsim nyog yuav tau nco ntsoov lub ntsiab lus - nws muaj peev xwm kom kom sov. Thiab lub npe ntawm cov ntaub ntawv hais lus rau nws tus kheej. Cov nyhuv yog ua tiav vim cov ntawv ntim hauv nws ntawm cov volcanic pob zeb - perlite. Nws muab qhov sib xyaw tsis tsuas yog lub zog, tab sis kuj ua rau nws yooj yim. Yog li ntawd, koj tsis tuaj yeem ntshai, yog tias tsim nyog, yuav siv nws rau hauv ib txheej tuab: nws yuav qhuav sai sai thiab tawm tsis muaj kab nro los yog tsis zoo nyob ntawm qhov chaw. Dawb cov plaster hauv plab (qee qhov sib txawv hauv cov xim) yuav tsum muaj cov kab ntawv no tsis tas yuav muaj txheej txheem ntxiv - koj tuaj yeem pib ua kom cov hnab yas los yog xim. Thaum siv hauv chav da dej thiab chav ua mov, nws yuav tsum tau hnav thiab ua tib zoo tu nrog cov nqaws dej, tsis tas muab dej ntws tuaj rau nws, vim tias perlite tau nce hygroscopicity.