Ua cov hmoov zoo ua kom zoo yuav tsum nkag siab tias cov khoom siv thiab ua kom muaj qee yam ua tau zoo thiab cov qauv ntawv thov. Putty, tseem hu ua phab ntsa putty lossis phab ntsa nplua, yog ib qho zoo dawb xis mas hmoov siv los sau cov pob zeb plasters, qhob cov npoo av lossis daim duab. Nws lub luag haujlwm tseem ceeb yog kom du nto, sau cov kab nrib pleb thiab muab ib qho txawm tias lub hauv paus rau kev pleev xim lossis xov.
1. Cov khoom xyaw ntawm Putty Hmoov:
Binder: Binder hauv Putty hmoov feem ntau muaj cov cement dawb, gypsum lossis sib xyaw ntawm ob. Cov ntaub ntawv no muab adhesion thiab cohesion rau cov hmoov, cia nws ua raws li saum npoo thiab ua ib qho nyiaj uas muaj zog.
Fillers: Fitters xws li calcium carbonate lossis talc feem ntau ntxiv los txhim kho cov qauv thiab ntim ntawm lub putty. Cov fillers no pab txhawb rau qhov smoothness thiab ua haujlwm ntawm cov khoom.
MRIFIDIERS / AFRITITES: Ntau yam ntxiv ntxiv tuaj yeem ntxiv rau txhim kho cov khoom tshwj xeeb ntawm cov hmoov putty. Piv txwv li cov neeg muaj kev pab hais txog cellulose txhawm rau txhim kho cov dej khaws cia thiab cov txheej txheem kom yoog raws thiab cov tshuaj nplaum thiab cov tshuaj nplaum kom tiv thaiv microbial kev loj hlob.
2. Cov khoom lag luam ntawm cov hmoov putty:
Fineness: putty hmoov yuav tsum muaj cov nplua me me kom ntseeg tau cov ntawv thov du thiab tsis sib xws. Cov txiaj ntsig tseem yuav pab nrog cov nplaum zoo dua thiab txhaws cov tsis xws luag.
Adhesion: putty yuav tsum ua kom zoo rau kev sib txawv ntawm cov sib txawv xws li pob zeb ua, plaster thiab meonry. Muaj zog adhesion ua kom cov putty steadly rau saum npoo thiab yuav tsis flake lossis tev nyob rau lub sijhawm.
Kev ua haujlwm: Ua haujlwm tau zoo yog qhov tseem ceeb rau kev thov kom yooj yim thiab shaping ntawm putty. Nws yuav tsum tau yooj yim thiab yooj yim thov tsis tau yam tsis muaj kev rau siab dhau, puv cov kab nrib pleb thiab lub qhov zoo.
Shrinkage tsis kam: Putty hmoov yuav tsum tau ua kom muaj kev nyab xeeb tsawg dua thaum nws tsav los tiv thaiv kev tsim cov kab nrib pleb lossis qhov khoob hauv txheej. Low shrinkage ua kom tiav ntev ntev.
Cov dej tsis kam: Txawm hais tias stoty hmoov feem ntau siv rau cov ntawv thov sab hauv tsev, nws tseem yuav tsum muaj qee cov dej tsis kam rau cov dej noo thiab av noo yam tsis muaj kev cuam tshuam.
Lub sijhawm ziab: lub sijhawm ziab ntawm cov hmoov kom qhuav yuav tsum tsim nyog kom thiaj li pleev xim lossis ua tiav haujlwm tuaj yeem ua tiav raws sijhawm. Cov txheej txheem ziab ziab qhuav yog qhov tsim nyog rau qhov project sai sai.
Sandability: ib zaug qhuav, lub putty yuav tsum yooj yim rau xuab zeb kom muab ib tug du, tiaj tiaj rau cov duab lossis wallpaper. Kev ruaj khov pab txhawb rau cov zuag qhia tag nrho zoo thiab cov tsos.
Broach Kuj: Ib qho kev ua tau zoo steefty yuav tsum tiv taus tawg, txawm tias nyob rau hauv ib puag ncig uas yog qhov kev hloov pauv uas yuav tshwm sim.
Compatibility nrog Xim: Putty hmoov yuav tsum tau sib xws nrog ntau hom xim thiab txheej, ua kom tiav cov nplaum thiab ntev ntev ntawm lub s topcoat system.
Tsawg VOC: Volatile Organic Compound (VOC) cov pa hluav taws xob (VOC) cov pa tawm los ntawm cov hmoov ua kom muaj zog yuav tsum tsawg rau kev cuam tshuam ib puag ncig thiab ua kom huab cua hauv tsev zoo.
3. Cov Qauv Zoo thiab Kuaj:
Txhawm rau kom ntseeg tau tias cov hmoov ua kom tau zoo ua tau raws li yuav tsum tau ua tau zoo thiab cov qauv kev ua tau zoo, cov qauv tsim ua tau ua raws li kev lag luam kev lag luam thiab kev coj nruj. Kev tswj cov kev tswj hwm zoo xws li suav nrog:
Kev txheeb xyuas me me: kev tshuaj ntsuam lub txiaj ntsig ntawm cov hmoov uas siv cov qauv txheej txheem lizitical lossis sab cib tsom.
Adhesion kuaj: Ntsuam xyuas cov zog ntawm lub zog ntawm lub putty mus rau txawv substrates los ntawm kev rub mus kuaj lossis kab xev.
Shrinkage kev ntsuam xyuas: ntsuas qhov seem hloov ntawm putty thaum ziab kom txiav txim siab shrinkage tus yam ntxwv.
Cov dej tsis kam: Cov qauv yog cov kev ntsuas dej lossis cov av noo chamber kuaj kom ntsuas noo noo.
Kev Tshuaj Ntsuam Xyuas Lub Sij Hawm: Saib xyuas cov txheej txheem ziab nyob hauv cov kev tswj hwm los txiav txim lub sijhawm uas yuav tsum tau ua tiav.
Broach Resistance Xeem: Cov Puely-Coated Panels yog raug rau simulated ib puag ncig kev ntsuas kom ntsuas kev sib tsoo thiab kev tshaj tawm.
Kev Kuaj Xyuas Kev Ntsuas: Tshuaj sib xyaw nrog cov xim tha xim thiab cov xim pleev xim los ntawm kev thov lawv tshaj li putty thiab ntsuas adhesion thiab ua kom tiav zoo.
Voc Kev Ntsuam Xyuas: Qia kom lub suab nrov nrov siv hluav taws xob siv cov qauv qauv ua kom muaj kev tswj hwm raws li kev tswj hwm.
Los ntawm kev ua raws li cov qauv no thiab ua kev soj ntsuam kom zoo, cov chaw tsim khoom tuaj yeem tsim cov kev tsim kho uas tau ua tiav ntawm kev tsim kho thiab ua tiav cov ntawv thov.
Cov khoom ntawm putty hmoov yog xws li nws tau ua kom zoo rau cov tsis xws luag thiab muab cov npoo du rau kev pleev xim lossis xov. Cov tuam txhab tsim nyog yuav tsum ua tib zoo xav txog cov khoom lag luam thiab cov qauv ntawm cov khoom siv putty putty kom paub meej tias nws cov khoom lag luam uas yuav tsum muaj xws li adminage tsis kam thiab kav ntev. Los ntawm adhering rau cov qauv zoo thiab kev sim ruaj ruaj, cov hmoov zoo rau cov kws kho mob thiab cov tsev kawm ntawv.
Lub sij hawm Post: Febroo 22-2024