Alkali-Resistant Fiberglass Mesh: Xaiv Qhov Hnyav thiab Mesh Loj rau EIFS thiab Stucco
Ob phab ntsa stucco tuaj yeem zoo ib yam li hnub uas lub scaffold poob thiab ua txawv kiag li peb xyoos tom qab. Feem ntau qhov uas tawg tsis yog ua tsis tiav vim yog lub tsho tiav - nws ua tsis tiav vim tias lub mesh sab hauv lub tsho hauv qab sib dua rau lub substrate, lossis vim tias tsis muaj leej twg nug tias "alkali resistant" txhais li cas tiag tiag ntawm daim ntawv datasheet. Kev xaiv fiberglass mesh rau EIFS thiab stucco tsis yog hais txog kev cim tus lej khawv koob. Nws yog hais txog kev sib phim ib tus lej - qhov hnyav - thiab ib tus lej ntxiv - qhov loj ntawm mesh - rau phab ntsa pem hauv ntej ntawm koj, thiab tom qab ntawd xyuas kom meej tias lub mesh tseem yuav yog mesh tom qab kaum xyoo embedded hauv cement. Phau ntawv qhia no taug kev los ntawm qhov kev txiav txim siab ntawd, thiab tom qab ntawd nyeem cov lus qhia tseeb uas tau tshaj tawm kab los ntawm kab.
Qhov uas lub mesh ua tiag tiag hauv lub system
Hauv ob qho tib si stucco thiab EIFS sib dhos, lub mesh tau muab tso rau hauv lub tsho tiv no ntub, qhov twg nws muab kev txhawb nqa, tiv taus kev tawg, thiab tiv taus alkali rau cov txheej rendered. Qhov ntawd zoo li ib txoj haujlwm, tab sis txoj haujlwm hloov pauv nrog lub substrate.
Ntawm cov ua npuas ncauj EIFS, lub substrate yuav luag tsis muaj lub zog ntawm nws tus kheej, yog li cov txheej mesh nqa cov haujlwm tiag tiag: nws yog daim tawv nqaij uas nqus cov cua sov thiab kev cuam tshuam rau tag nrho lub cev. Ntawm cov pob zeb lossis masonry, phab ntsa twb ruaj khov lawm, thiab cov mesh txoj haujlwm nqaim mus rau kev tiv thaiv cov kab nrib pleb ntawm qhov chaw los ntawm kev tsim thiab nthuav dav - nws faib kev ntxhov siab hauv zos es tsis txhob tuav lub cev ua ke. Yog li ntawd, tib lub yob ntawm mesh ua haujlwm sib txawv heev nyob ntawm seb dab tsi nyob tom qab nws, uas yog vim li cas kev xaiv qhov hnyav pib nrog lub substrate, tsis yog daim ntawv teev npe.
Plaub lo lus nug ua ntej koj xaiv qhov hnyav
Teb cov lus nug no raws li qhov kev txiav txim thiab qhov kev xaiv qhov hnyav yuav tsis yog kev kwv yees lawm. Txhua tus kuj qhia koj tias muaj dab tsi tshwm sim thaum koj ua tsis raug.
1. Lub substrate yog dab tsi, thiab nws txav mus deb npaum li cas?Cov ntawv ua npuas ncauj, cov ntaub gypsum sheathing, cov ntoo thav duab thiab cov masonry txhua yam txav mus los sib txawv. Ntoo txav mus los ntau tshaj plaws nrog rau qhov av noo raws caij nyoog; ua npuas ncauj tsis muaj qhov tawv los sib koom lub nra. Teb nws tsis raug los ntawm kev mus sib zog dhau ntawm cov khoom siv txav mus los, thiab tawg ntawm cov seams qhov twg lub mesh laps.
2. Lub mesh puas ua haujlwm tsim kho lossis tsuas yog tiv thaiv kev tawg ntawm qhov chaw?Ntawm EIFS ua npuas ncauj nws ua haujlwm tsim kho. Ntawm masonry nws yog ib qho khoom tiv thaiv kab nrib pleb. Kev teev ntau dhau ntawm phab ntsa masonry ruaj khov tsis pab dab tsi; kev teev tsawg dhau ntawm phab ntsa EIFS yuav ua rau rov qab los.
3. Lub hauv paus thiab txheej tiav tuab npaum li cas?Yog tias koj pleev xim nyias nyias ces yuav ua rau daim ntaub nplaum tawv thiab hnyav dhau ntawm qhov chaw pleev xim ntawd. Yog pleev xim tuab dua ces yuav tsum muaj ib txheej pleev xim tuab txaus rau pleev.
4. Phab ntsa tig rau sab twg?Tsuas yog huab cua thiab kev poob qis xwb, lossis kev cuam tshuam: kev taug kev, lub laub, qhov rooj, ob meters qis dua ntawm lub khw muag khoom. Cov cheeb tsam cuam tshuam xav tau kev tsim kho hnyav dua li kev tswj hwm qhov tawg ntawm qhov chaw, tsis hais qhov chaw ntawm phab ntsa siv dab tsi.
Cov hlua khi hnyav thiab qhov chaw uas lawv haum
Nyob rau ntau lub chaw muag khoom, cov ntawv qhia luam tawm muab cov qhov hnyav sib xyaw ua ke ua cov kab zoo li no. Kho nws ua ib qho kev coj ua hauv kev lag luam es tsis yog tus qauv - thiab ib txwm lees paub qhov tseeb ntawm koj tus neeg muag khoom qhov ntau thiab tsawg:
| Pawg Suab Paj Nruag | Kev siv ib txwm muaj | Cov Lus Cim |
| ~45 g/m² | EIFS ua npuas ncauj boards nyob rau hauv cov khoom tiav zoo nkauj nyias; pobzeb/mosaic backing | txoj kab sib dua; feem ntau nyob rau hauv cov lus qhia ntawm cov neeg muab khoom rau cov haujlwm nyias nyias |
| 75–125 g/m² | kev txhawb nqa phab ntsa dav dav, cov txheej txheem txheem | qhov chaw ua haujlwm rau ntau lub tshuab sab nraud |
| 145–160 g/m² | Kev npog phab ntsa sab nraud tus qauv, cov pob zeb mortar, cov laug cam gypsum / rwb thaiv tsev | cov hlua khi siv dav tshaj plaws rau kev ua haujlwm stucco thiab render |
| Hnyav | thaj chaw cuam tshuam, ntu phab ntsa qis dua, kev txav mus los ntawm ntoo | phim rau qhov raug, tsis yog thaj chaw phab ntsa |
Ib qho lus qhia ncaj ncees txog qhov sib zog tshaj plaws: qee cov lus qhia ntawm cov neeg muag khoom pom zoo kom hnyav li ntawm 45 g / m² rau kev ua haujlwm EIFS nyias nyias. Ruifiber cov qauv luam tawm pib ntawm 75 g / m², thaum cov kab khoom nws tus kheej npog 30–600 g / m² - yog li cov lus qhia sib zog dua yog ib lo lus nug uas yuav tsum nug txog, tsis yog tus lej uas yuav tsum xav los ntawm phau ntawv teev npe.
Cov lus qhia tshwj xeeb uas tau luam tawm, nyeem kom zoo
Nov yog daim ntawv teev cov lus qhia tshwj xeeb rau Ruifiber lub fiberglass mesh uas yooj ywm, rov ua dua raws li nws yog li koj tuaj yeem pom daim ntawv qhia tseeb zoo li cas:
| Khoom No. | Mesh (hli) | Qhov hnyav (g/m²) | Kev sib zog tensile (N/20 cm) | Lub zog tensile (N/20 cm) | Kev sib xyaw ua ke | Cov ntsiab lus ntawm cov resin (>%) |
| A2.5 × 2.5-110 | 2.5 × 2.5 | 110 | 1200 | 1000 | Leno/leno | 18 |
| A2.5 × 2.5-125 | 2.5 × 2.5 | 125 | 1200 | 1400 | Leno/leno | 18 |
| A5 × 5-75 | 5 × 5 | 75 | 800 | 800 | Leno/leno | 18 |
| A5 × 5-125 | 5 × 5 | 125 | 1200 | 1300 | Leno/leno | 18 |
| A5 × 5-145 | 5 × 5 | 145 | 1400 | 1500 xyoo | Leno/leno | 18 |
| A5 × 5-160 | 4 × 4 | 160 | 1550 xyoo | 1650 xyoo | Leno/leno | 18 |
| A5 × 5-160 | 5 × 5 | 160 | 1450 xyoo | 1600 xyoo | Leno/leno | 18 |
Cov ntsiab lus tag nrho ntawmCov fiberglass mesh yooj ywm rau EIFSnplooj ntawv khoom.
Peb yam uas tsim nyog nyeem tawm ntawm lub rooj no uas qhov hnyav ib leeg xwb yuav tsis qhia koj:
Lub zog ntawm warp thiab weft tau teev tseg sib cais - thiab lawv tsis sib npaug.Hauv ntau tus qauv, qhov kev taw qhia ntawm weft nqa ntau dua li qhov warp (A2.5 × 2.5-125: 1400 vs 1200; A5 × 5-145: 1500 vs 1400). Feem ntau cov phab ntsa tsim kev ntxhov siab hauv cov kev taw qhia kwv yees tau - saum toj no thiab hauv qab qhov qhib, raws cov ces kaum - thiab yog tias koj tus qauv tawg yog qhov kev taw qhia, kev sib phim qhov kev taw qhia muaj zog dua rau qhov kev ntxhov siab siab dua yog qhov kev ua kom zoo dua, tsis yog qhov zoo ntawm daim ntawv spec.
Lub zog tensile tsis taug qab qhov hnyav linearly.Qhov dhia ntawm 75 mus rau 110 g/m² ntau dua li qhov dhia ntawm 145 mus rau 160 qhia - txheej txheej, qhov ceev ntawm cov xov thiab qhov zoo ntawm cov xov paj txhua yam ua rau tus lej hloov pauv. Ob lub mesh ntawm tib qhov hnyav tuaj yeem sib txawv ntawm lub zog, yog vim li cas koj thiaj piv cov ntaub ntawv qhia txog cov ntaub ntawv es tsis yog cov npe ntawm cov npe.
Cov ntsiab lus ntawm cov resin yog luam tawm ntawm ≥18%.Cov txheej acrylic copolymer yog qhov tiv thaiv lub iav los ntawm cov cement alkalinity, thiab qhov hnyav ntawm txheej yog qhov tseeb, qhov sib txawv - lub mesh tsis yog "coated" hauv lub ntsiab lus binary. Feem ntau cov lus qhia sib tw qhia koj kom nug cov ntaub ntawv xeem txheej yam tsis qhia tias tus lej qhia tawm zoo li cas; ≥18% los ntawm qhov hnyav yog qhov kev qhia tawm ntawd zoo li cas ntawm daim ntawv qhia tseeb.
Qhov loj ntawm cov ntxaij vab tshaus: 5 × 5 vs 2.5 × 2.5 (thiab 4 × 4 variant)
Qhov loj ntawm cov ntaub mesh - qhov qhib ntawm cov xov paj, hauv millimeters - tseem ceeb npaum li qhov hnyav, thiab lub rooj saum toj no nqa ob tsev neeg:
1.5 × 5 hliyog qhov qhib rau kev tsim kho dav dav. Nws cov cell loj dua cia lub tsho hauv qab nkag mus thiab qhib, muab kev sib txuas zoo hauv cov tsho hauv qab uas tuab. Qhov no yog qhov loj me me feem ntau hauv kev ua haujlwm sab nraud thiab stucco.
2.2.5 × 2.5 hliyog tsev neeg zoo dua. Qhov qhib nruj dua haum rau cov tsho tiv no nyias dua thiab cov xim tiav uas cov mesh yuav tsum tsis txhob xa xov - tib lub laj thawj uas thawb cov xim tiav nyias mus rau qhov hnyav dua.
3. Saib xyuas qhov ceev, tsis yog qhov loj me xwb.Nco ntsoov ob kab A5 × 5-160: ib qho yog 4 × 4 suav txhua 25 hli, lwm qhov 5 × 5 ib 25 hli - tib tsev neeg khoom nominal, tib 160 g / m² qhov hnyav, sib txawv suav cov xov paj. Yog vim li cas ob "5 × 5" meshes los ntawm cov neeg muag khoom sib txawv tuaj yeem ua txawv: suav cov xov paj txhua 25 hli (lossis ib nti) thiab piv qhov ntawd, tsis yog daim ntawv lo.
Chav: N/20 cm, N/50 mm thiab oz/yd²
Ua ntej koj muab ob daim ntawv teev cov ntaub ntawv tso ua ke, xyuas cov units - qhov no yog qhov uas kev sib piv ntawm cov neeg muab khoom hla mus tsis raug.
Lub zog tensile yog hais txog ib qho dav ntawm cov qauv. Ruifiber lub rooj hais txog newtons ib 20 cm strip (N/20 cm). Cov ntawv qhia txog kev xeem European hauv ETICS/EIFS feem ntau yog hais txog ib 50 mm (N/50 mm). Qhov tshwm sim "1200 N" ntawm 20 cm strip thiab qhov tshwm sim "1200 N" ntawm 5 cm strip yog cov qib txhawb nqa sib txawv kiag li - cov strip dav dua nqa ntau cov xov paj, yog li nws nyeem siab dua rau tib cov khoom siv. Tsis txhob piv cov lej yam tsis tau ua kom qhov dav zoo li qub.
Qhov hnyav muaj teeb meem zoo sib xws thoob plaws dej hiav txwv: cov ntaub ntawv metric siv g/m², cov ntaub ntawv hauv Tebchaws Meskas feem ntau siv ounces ib square yard (oz/yd²). Qhov kev hloov pauv yog 1 oz/yd² ≈ 33.9 g/m²:
| oz/yd² | ≈ g/m² |
| 1.3 | 45 |
| 2.2 | 75 |
| 3.2 | 110 |
| 4.3 | 145 |
| 4.7 | 160 |
Yog li thaum daim ntawv qhia txog kev lag luam hauv Tebchaws Meskas pom zoo kom siv "4.5 oz mesh", qhov ntawd yog kwv yees li 150 g/m² mesh - uas nyob hauv tib txoj kab uas peb lub rooj hu ua kev npog sab nraud txheem.
"Alkali resistant" - yuav tsum tau xyuas seb yog dab tsi tiag tiag
Txhua daim ntawv qhia txog cov ntaub ntawv hais tias tiv taus alkali. Qhov kev thov tsuas yog zoo li lub iav-thiab-txheej txheem tom qab nws: cov cement hauv cov tsho tiv no yog alkaline heev, thiab nws tawm tsam cov iav fiber tsis muaj kev tiv thaiv dhau sijhawm. Yog li ntawd, kev tiv taus alkali los ntawm kev sib xyaw ua ke ntawm hom iav thiab cov txheej polymer - uas yog vim li cas qhov kev txheeb xyuas tseem ceeb yog kev sim, tsis yog daim ntawv lo.
Thaum muab cov neeg muag khoom sib piv, nug txog:
Daim ntawv qhia txog kev kuaj alkali-aging— cov qauv mesh raug tsau rau hauv cov kua alkaline (NaOH) rau 28 hnub thiab rov kuaj dua; qhov kev khaws cia lub zog tom qab laus yog tus lej tseem ceeb. Kev khaws cia tom qab 28-hnub alkaline raug yog qhov ntsuas feem ntau hais hauv kev sim mesh European raws li EN 13496, tus qauv xeem siv rau cov iav-fiber reinforcing meshes hauv cov txheej txheem rwb thaiv tsev sab nraud. Nug daim ntawv qhia nws tus kheej, tsis yog tsuas yog "ua tau raws li EN 13496" kab.
Hom txheej thiab cov ntsiab lus— acrylic copolymer yog cov tshuaj lom neeg feem ntau; cov ntsiab lus ≥18% ntawm qhov hnyav ntawm mesh yog qib kev tshaj tawm uas koj yuav tsum xav tau ntawm daim ntawv teev cov ntaub ntawv.
Hom iav— C-iav thiab E-iav yog cov qauv tsim kho meshes; yog tias tus neeg muag khoom thov kom muaj iav tshwj xeeb, daim ntawv qhia kev xeem tseem ceeb dua.
Ib txoj cai siv tau: ob tus neeg muag khoom uas hais tib qhov hnyav thiab qhov loj ntawm cov mesh tseem tuaj yeem sib txawv heev thaum cov mesh tau siv ib xyoos hauv cement. Cov lej ntawm cov ntaub ntawv hauv lub rooj saum toj no piav qhia txog cov mesh rau hnub thawj; daim ntawv qhia txog kev laus piav qhia txog nws hauv xyoo kaum.
Zones: teb, cuam tshuam, ces kaum
Ib qho kev qhia tshwj xeeb ntawm phab ntsa feem ntau sib xyaw cov hom mesh es tsis txhob xaiv ib qho: cov mesh hnyav ib txwm hla thaj chaw ntawm phab ntsa, cov mesh hnyav uas xav tias yuav muaj kev cuam tshuam - cov ntu phab ntsa qis dua ze ntawm txoj kev taug kev, nyob ib puag ncig qhov rooj, cov khw muag khoom lag luam - thiab cov ces kaum uas tau tsim ua ntej ntawm txhua lub ces kaum sab nraud, vim tias cov ces kaum tawg thiab tawg ntau dua li cov ntu tiaj tus. Kev sib xyaw yog kev coj ua ib txwm muaj, tsis yog kev txiav txim siab tsis meej; kev teev ntau dhau ntawm tag nrho phab ntsa kom phim nws thaj chaw muaj kev pheej hmoo siab tshaj plaws yog qhov pov tseg ib txwm muaj.
Cov Lus Nug Feem Ntau
Kuv puas siv tau ib lub qhov hnyav rau tag nrho phab ntsa?
Koj ua tau, tab sis feem ntau nws yog qhov kev lag luam tsis raug. Siv koj qhov hnyav uas twb muaj lawm hla thaj teb thiab nce mus rau thaj chaw cuam tshuam thiab ces kaum; thaj teb ntawm phab ntsa masonry ruaj khov tsis xav tau kev tsim kho zoo ib yam li lub 'meter' hauv qab ntawm lub khw.
Kuv xav tau ntau npaum li cas ntawm kev sib tshooj ntawm cov ntu mesh?
Feem ntau, yuav tsum muaj tsawg kawg yog ob peb ntiv tes sib tshooj ntawm cov seams, uas muab tso rau hauv lub tsho tiv no zoo li lwm cov mesh, yog li ntawd qhov kev txhawb nqa tseem nyob thoob plaws qhov sib koom ua ke. Ua raws li koj lub system cov lus qhia qhov twg muaj ib qho.
Ob tus neeg muag khoom hais tib qhov hnyav thiab qhov loj ntawm daim ntaub - kuv yuav piv li cas?
Thov nug txog daim ntawv qhia txog kev laus ntawm alkali thiab cov lus qhia txog txheej txheej es tsis txhob muab tus nqi sib piv rau ib yob. gsm tib yam thiab qhov qhib tib yam tseem tuaj yeem txhais tau tias lub zog khaws cia sib txawv hauv cov cement - cov ntaub ntawv laus yog qhov sib txawv ntawm lawv.
Qhia nws rau ntawm phab ntsa, tsis yog daim ntawv teev khoom
Qhov hnyav ua raws li kev txav mus los thiab kev cuam tshuam ntawm cov substrate; qhov loj ntawm cov mesh ua raws li qhov tuab ntawm cov txheej; cov lej zog ua raws li cov ntaub ntawv teev cia uas tau teeb tsa rau hauv chav tsev; thiab kev tiv thaiv alkali ua raws li daim ntawv qhia kev sim, tsis yog daim ntawv lo.Xauj Ruifer cov khoom fiberglass reinforcementkom pom tag nrho cov mesh ntau yam - cov qauv luam tawm los ntawm 75 txog 160 g / m², nrog rau cov kab khoom npog 30–600 g / m² - thiab xa RFQ uas teev koj lub substrate, txheej tuab thiab thaj chaw cuam tshuam kom cov lus hais rov qab los phim rau phab ntsa.
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