Hydroxypropylmethylcellulose (HPMC) yog ntau yam polymer siv nyob rau hauv ntau yam kev lag luam, nrog rau kev tsim kho kev lag luam. Hauv tshuab blasted mortars, HPMC ua ntau yam haujlwm tseem ceeb uas pab txhim kho kev ua haujlwm tag nrho, ua haujlwm tau zoo thiab ua haujlwm ntev ntawm cov tshuaj khib.
1. Taw qhia rau Hydroxypropyl Methylcellulose (HPMC):
Hydroxypropyl methylcellulose yog cellulose ether tau los ntawm ntuj polymer cellulose los ntawm kev hloov kho tshuaj lom neeg. Nws yog feem ntau siv los ua cov thickener thiab stabilizer nyob rau hauv ntau yam kev siv vim nws cov dej tuav, zaj duab xis-tsim thiab cov khoom nplaum.
2. Kev ua tau zoo cuam tshuam nrog HPMC thiab tshuab pov tseg mortar:
Kev tuav dej:
HPMC muaj cov khoom tuav dej siab uas pab tiv thaiv kom tsis txhob poob dej ntawm cov tshuaj khib nyiab. Qhov no yog qhov tseem ceeb tshwj xeeb tshaj yog nyob rau hauv kev siv tshuab blasting, qhov uas tswj kom raug zoo sib xws thiab ua haujlwm tau zoo yog qhov tseem ceeb rau kev thov kom raug.
Thickening thiab rheology hloov kho:
HPMC ua raws li cov thickener thiab cuam tshuam rau cov khoom rheological ntawm mortar. Qhov no yog ib qho tseem ceeb heev rau lub tshuab sandblasting vim nws xyuas kom meej tias cov mortar adheres kom zoo rau saum npoo thiab tuav lub thickness yuav tsum tau.
Txhim kho adhesion:
HPMC txhim kho adhesion los ntawm kev muab cov kua nplaum thiab cov tshuaj sib tov sib xyaw. Qhov no yog qhov tseem ceeb hauv kev siv tshuab sandblasting, qhov twg cov mortar yuav tsum tau ua raws li cov chaw sib txawv, suav nrog kev siv ntsug thiab siv nyiaj siv ua haujlwm.
Teem sijhawm tswj:
Los ntawm kev hloov kho lub sijhawm teeb tsa ntawm lub mortar, HPMC tuaj yeem tswj cov txheej txheem tsim kho zoo dua. Qhov no yog ib qho tseem ceeb rau lub tshuab blasting kom ntseeg tau tias cov mortar teeb ntawm qhov zoo tshaj plaws kom tau raws li cov kev thov tshwj xeeb.
3. Cov txiaj ntsig ntawm kev siv HPMC hauv tshuab polished mortar:
Enhanced processability:
HPMC txhim kho kev ua haujlwm ntawm cov mortar, ua kom yooj yim rau kev tswj thiab siv cov cuab yeej siv tshuab blasting. Qhov no ua rau kom muaj txiaj ntsig thiab kev tsim khoom thaum lub sijhawm tsim kho.
Txo Sagging thiab Collapse:
Lub thixotropic xwm ntawm HPMC pab tiv thaiv mortar sagging thiab slumping, uas yog tshwj xeeb tshaj yog ib qho tseem ceeb nyob rau hauv ntsug thiab overhead daim ntaub ntawv uas tswj qhov yuav tsum tau thickness yog nyuaj.
Txhim kho durability:
Cov khoom nplaum ntawm HPMC ua rau lub zog tag nrho ntawm cov tshuaj khib. Nws tsim ib daim ntawv cog lus muaj zog nrog lub substrate, txhim khu kev ua haujlwm ntev ntawm cov mortar.
Kev ua tau zoo sib xws:
Kev siv HPMC ua kom muaj kev sib xyaw ua ke thiab sib xyaw mortar, ua rau muaj kev kwv yees ntau dua thiab txhim khu kev qha thaum lub tshuab blasting. Qhov kev sib xws no yog qhov tseem ceeb rau kev ua tiav qhov xav tau tiav thiab kev ua haujlwm ncaj ncees.
4. Cov lus qhia thiab kev ceev faj ntawm daim ntawv thov:
Hybrid tsim:
Kev tsim nyog ntawm HPMC rau hauv cov tshuaj khib nyiab yog qhov tseem ceeb. Qhov no suav nrog kev ua kom zoo tshaj qhov sib xyaw tsim kom ua tiav cov khoom xav tau, suav nrog kev ua haujlwm, adhesion thiab teeb tsa lub sijhawm tswj.
Device compatibility:
Cov cuab yeej siv tshuab blasting yuav tsum sib haum nrog cov mortars uas muaj HPMC. Cov cuab yeej tshwj xeeb yuav tsum tau ua kom zoo ib yam thiab siv tau zoo.
QC:
Kev tswj xyuas kev tswj xyuas zoo yuav tsum tau coj los saib xyuas kev ua haujlwm ntawm HPMC hauv tshuab blast mortars. Qhov no tuaj yeem suav nrog kev ntsuas qhov sib xws, kev ruaj khov thiab lwm yam khoom muaj feem cuam tshuam.
5.Cov kev tshawb fawb thiab cov dab neeg ua tiav:
Tshawb nrhiav lub neej piv txwv ntawm kev ua tiav ntawm HPMC hauv tshuab-blasted mortars. Qhia txog cov haujlwm tshwj xeeb, cov teeb meem uas tau ntsib, thiab qhov kev siv HPMC tau pab txhawb txoj haujlwm ua tiav.
6. Yav tom ntej tiam sis thiab innovation:
Kev tshawb fawb tsis tu ncua thiab muaj peev xwm txhim kho yav tom ntej ntsig txog kev siv HPMC hauv tshuab-blasted mortar tau tham. Qhov no yuav suav nrog cov qauv tshiab, cov yam ntxwv ua tau zoo dua qub, lossis lwm cov ntaub ntawv uas muaj qhov zoo sib xws.
Post lub sij hawm: Jan-10-2024