Qhuav hmoov mortar yog ib tug semi-tiav mortar ua los ntawm raw cov ntaub ntawv nyob rau hauv lub Hoobkas los ntawm raug batching thiab uniform mixing. Nws tsuas yog siv tau los ntawm kev ntxiv dej thiab nplawm ntawm qhov chaw tsim kho. Vim muaj ntau yam ntawm cov hmoov qhuav mortar, nws yog dav siv. Ib qho ntawm nws cov yam ntxwv loj tshaj plaws yog tias nws cov txheej nyias nyias ua lub luag haujlwm ntawm kev sib txuas, kho kom zoo nkauj, tiv thaiv thiab cushioning. Piv txwv li, lub mortar nrog lub ntsiab kev sib txuas ua haujlwm feem ntau suav nrog cov tshuaj txhuam hniav, mortar rau phab ntsa thiab pem teb vuas, taw tes mortar, anchoring mortar, thiab lwm yam.; lub mortar nrog cov nyhuv tseem ceeb ntawm kev kho kom zoo nkauj feem ntau suav nrog ntau yam plastering mortars, putty rau sab hauv thiab sab nrauv phab ntsa, thiab xim zoo nkauj mortar. lwm.; waterproof mortar, ntau yam corrosion-resistant mortars, av self-leveling mortar, hnav-resistant mortar, thermal rwb thaiv tsev mortar, suab-absorbing mortar, kho mortar, mildew-proof mortar, shielding mortar, thiab lwm yam yog siv rau kev tiv thaiv. Yog li ntawd, nws muaj pes tsawg leeg yog qhov nyuaj, thiab nws feem ntau yog tsim los ntawm cov khoom siv cementing, muab tub lim, ntxhia admixture, pigment, admixture thiab lwm yam ntaub ntawv.
1. Binder
Feem ntau siv cov khoom siv cementing rau qhuav mix mortar yog: Portland cement, Portland cement zoo tib yam, siab alumina cement, calcium silicate cement, ntuj gypsum, txiv qaub, silica fume thiab cov khoom sib tov. Portland cement (feem ntau hom I) los yog Portland dawb cement yog lub ntsiab binders. Qee cov cement tshwj xeeb feem ntau yuav tsum tau nyob rau hauv pem teb mortar. Tus nqi ntawm binder tso nyiaj rau 20% ~ 40% ntawm cov khoom sib tov qhuav.
2. Filler
Lub ntsiab fillers ntawm qhuav hmoov mortar yog: daj xuab zeb, quartz xuab zeb, limestone, dolomite, nthuav perlite, thiab lwm yam. Cov fillers yog crushed, qhuav, thiab ces sieved rau hauv peb hom: ntxhib, nruab nrab, thiab nplua. Qhov loj me yog: coarse muab tub lim 4mm-2mm, nruab nrab muab tub lim 2mm-0.1mm, thiab nplua muab tub lim hauv qab 0.1mm. Rau cov khoom uas muaj me me me me, cov hmoov pob zeb zoo thiab cov limestone sorted yuav tsum tau siv los ua ib pawg. Ordinary qhuav hmoov mortar yuav siv tsis tau tsuas yog crushed limestone, tab sis kuj qhuav thiab soj ntsuam xuab zeb raws li aggregate. Yog tias cov xuab zeb zoo txaus los siv rau hauv cov khoom siv qib siab, nws yuav tsum ua kom tau raws li qhov yuav tsum tau ua rau kev tsim cov khoom sib xyaw qhuav. Tus yuam sij rau kev tsim cov hmoov qhuav mortar nrog txhim khu kev qha zoo yog nyob rau hauv qhov kev paub ntawm qhov loj me ntawm cov khoom siv raw thiab qhov tseeb ntawm kev pub mis, uas tau pom nyob rau hauv cov kab ntau lawm ntawm cov hmoov qhuav mortar.
3. Mineral admixtures
Cov ntxhia admixtures ntawm qhuav hmoov mortar yog tsuas yog: industrial by-products, industrial pov tseg thiab tej yam ntuj tso ores, xws li: slag, ya tshauv, volcanic tshauv, nplua silica hmoov, thiab lwm yam. Cov tshuaj muaj pes tsawg leeg ntawm cov admixtures no mas silicon muaj calcium oxide. Aluminium hydrochloride muaj kev ua haujlwm siab thiab hydraulic hardness.
4. Kev sib xyaw ua ke
Lub admixture yog qhov txuas tseem ceeb ntawm cov hmoov qhuav mortar, hom thiab kom muaj nuj nqis ntawm cov khoom sib xyaw thiab kev hloov pauv ntawm cov khoom sib xyaw muaj feem xyuam rau qhov zoo thiab kev ua haujlwm ntawm cov hmoov qhuav mortar. Txhawm rau kom ua haujlwm tau zoo thiab kev sib koom ua ke ntawm cov hmoov qhuav mortar, txhim kho qhov tawg ntawm cov mortar, txo cov permeability, thiab ua kom cov mortar tsis yooj yim los ntshav thiab cais, txhawm rau txhim kho kev tsim kho ntawm cov hmoov qhuav mortar thiab txo cov nqi tsim khoom. Xws li polymer roj hmab hmoov, ntoo fiber ntau, hydroxymethyl cellulose ether, hydroxypropyl methyl cellulose, hloov polypropylene fiber, PVA fiber ntau thiab ntau yam dej txo cov neeg ua haujlwm.
Post lub sij hawm: Apr-26-2024