Zolumikizira Zapamwamba za Konkriti ndi Zomatira za Polyurethane
Nyumba za konkriti zimakula ndi kufupika nthawi zonse chifukwa cha kusinthasintha kwa kutentha, kusintha kwa chinyezi, kuchuluka kwa magalimoto, ndi kuyenda kwa kapangidwe kake. Popanda malo olumikizirana okonzedwa bwino, miyala ya konkriti imasweka pamapeto pake, zomwe zimapangitsa kuti madzi alowe, dzimbiri la zitsulo zolimbitsa, komanso kuwonongeka kwa kapangidwe kake kokwera mtengo.
Chotsekera cha polyurethane chogwira ntchito bwino kwambiri cha malo olumikizirana a konkire ndi chimodzi mwa njira zothandiza kwambiri zotetezera malo olumikizirana pamene mukusunga kusinthasintha pansi pa kayendedwe ka mphamvu.
Buku lotsogolera lusoli likufotokoza zonse zomwe mainjiniya, makontrakitala, ogulitsa, ndi oyang'anira mapulojekiti ayenera kudziwa zokhudza kusankha ndi kugwiritsa ntchito zomatira za polyurethane pa malo olumikizirana konkire, kuphatikizapo njira zoyikira, kuthekera kosuntha, njira zochiritsira, kulephera kofala, ndi njira zabwino zosamalira.
Kaya mukutseka misewu ikuluikulu, malo osungiramo katundu, malo oimika magalimoto, ma eyapoti, pansi pa mafakitale, kapena nyumba zamalonda, bukuli likuthandizani kupeza malo olimba komanso osalowa madzi omwe amakhala kwa zaka zambiri.
Chifukwa Chake Zosindikizira za Polyurethane Ndi Muyezo Wagolide wa Zolumikizira Zokulitsa Konkire
Zolumikizira za konkriti zimafuna zambiri kuposa kungodzaza mpata.
Chosindikizira chiyenera nthawi imodzi:
• Zimalola kukula ndi kuchepa kwa minofu
• Pewani kukhudzana ndi UV
• Kupirira magalimoto ambiri
• Pewani kulowa kwa madzi
• Sungani kusinthasintha kwa zaka zambiri
• Kugwirizana kwambiri ndi konkriti
Poyerekeza ndi zinthu zambiri zotsekera, polyurethane imapereka mgwirizano wabwino kwambiri pakati pa kusinthasintha, kumatira, kukana kukwawa, ndi mphamvu ya makina.
Ubwino Waukulu
1. Kutha Kuyenda Bwino Kwambiri
Nyumba za konkriti sizimakhala zosasunthika.
Kusintha kwa kutentha kwa nyengo kungayambitse kuyenda kuyambira mamilimita angapo mpaka masentimita.
Akatswiri otsekerera polyurethane nthawi zambiri amapereka:
• ±25% mphamvu yosuntha
• Magiredi apamwamba akufika ±35%
• Ma formula olemera kwambiri ofika ± 50%
Kutanuka kumeneku kumalola chosindikizira kuyamwa kayendedwe popanda kung'ambika kapena kusweka.
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2.Kumamatira kwapadera ku Konkire
Mosiyana ndi zinthu zina zotsekera zomwe zimafuna kukonzedwa bwino pamwamba, polyurethane imalumikizana ndi konkire yokonzedwa bwino.
Kumangirira bwino kumathandiza kupewa:
• Kukweza m'mphepete
• Kusamuka kwa madzi
• Kulephera kwa zomatira
• Kulekana kwa mafupa
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3. Mphamvu Yapamwamba Kwambiri ya Makina
Malo olumikizirana nthawi zambiri amakhala ndi izi:
• Magalimoto ambiri a forklift
• Magalimoto akuluakulu
• Kutumiza katundu mu ndege
• Magalimoto a anthu oyenda pansi
• Kugwedezeka kwa makina a mafakitale
Mphamvu yayikulu ya polyurethane komanso kukana kung'ambika kwa zinthu zimapangitsa kuti ikhale yoyenera kwambiri m'malo ovuta awa.
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4. Chitetezo Chosalowa Madzi
Zotsekera za PU zoyikidwa bwino zimapanga chotchinga chosatha chosalowa madzi chomwe chimateteza:
• Kulimbitsa chitsulo
• Maziko
• Zipinda zapansi
• Nyumba zoimika magalimoto
• Milatho
• Malo opangira mafakitale
Kuletsa kulowa kwa chinyezi kumawonjezera nthawi yogwira ntchito ya konkriti.
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5. Kukana Kwabwino Kwambiri Kokhala ndi Kumva Kuwala
Poyerekeza ndi zinthu zambiri zotsekera silicone, polyurethane nthawi zambiri imagwira ntchito bwino ikagwiritsidwa ntchito ndi makina.
Izi zimapangitsa kuti ikhale yoyenera kwambiri pa:
• Pansi pa fakitale
• Kutsegula malo osungiramo katundu
• Misewu yonyamukira ndege ku eyapoti
• Misewu ikuluikulu
• Malo okonzera zinthu
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Mapulogalamu Odziwika
Zomatira zolumikizira za konkriti za polyurethane zimagwiritsidwa ntchito kwambiri mu:
• Malo olumikizira pansi pa mafakitale
• Malo olumikizirana ndi konkire
• Malo olumikizirana misewu yayikulu
• Misewu ya taxi ku eyapoti
• Pansi pa nyumba yosungiramo katundu
• Magaraji oimika magalimoto
• Ma deski a mlatho
• Malo olowera m'mbali mwa msewu
• Malo oyeretsera madzi
• Ma slab a nyumba zamalonda
• Malo okonzera zinthu
• Maofesi a fakitale
Momwe Mungasankhire Chotsekera Choyenera cha Polyurethane
Si polyurethane sealant iliyonse yoyenera ntchito iliyonse.
Kusankha kuyenera kuganizira zinthu zingapo zaukadaulo.
1. Kuyenda Mogwirizana
Dziwani momwe mungayendere musanasankhe chosindikizira.
Malangizo onse:
| Mtundu Wolumikizana | Kutha Kuyenda Koyenera |
| Malo olumikizira pansi mkati | ± 25% |
| Misewu yakunja | ± 35% |
| Malo olowera ndege ndi mlatho | ± 50% |
2. Kuchuluka kwa Magalimoto
Pa ntchito zolemera, choyamba muyenera kusankha:
• Mphamvu yolimba kwambiri
• Kulimba kwa High Shore A
• Kukana bwino kwambiri kukanda
• Kulimba mtima polimbana ndi misozi
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3. Kukumana ndi Nyengo
Ntchito zakunja zimafuna kukana bwino:
• Kuwala kwa UV
• Mvula
• Kuzizira ndi kusungunula
• Kutentha kwambiri
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4. Kuthamanga kwa Machiritso
Zotsekera zoziziritsa msanga zimathandiza kufupikitsa nthawi ya ntchito.
Makhalidwe wamba:
• Kupangika kwa khungu: Mphindi 60–120
• Kuchira kwathunthu: pafupifupi 3–4 mm pa maola 24
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5. Kugwiritsa Ntchito Molunjika Kapena Molunjika
Sankhani:
Polyurethane yosagwa
Yoyenera:
• Malo olumikizirana olunjika
• Malo olumikizira khoma
• Mawonekedwe akunja
• Konkire yokonzedwa kale
Polyurethane yodziyimira yokha
Yoyenera:
• Malo olumikizira msewu wopingasa
• Pansi pa mafakitale
• Misewu
• Misewu yonyamukira ndege ku eyapoti
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Buku Lotsogolera Gawo ndi Gawo: Kugwiritsa Ntchito Polyurethane Sealant Moyenera
Kukhazikitsa bwino kumatsimikiza magwiridwe antchito a nthawi yayitali kuposa sealant yokha.
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Gawo 1. Yang'anani Cholumikizira
Musanayike:
✔ Chotsani chosindikizira chakale
✔ Konzani m'mbali mwa malo olumikizirana mafupa omwe awonongeka
✔ Tsimikizani kukula kwa malo olumikizirana
✔ Onetsetsani kuti substrate ndi yolimba
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Gawo 2. Kukonzekera pamwamba
Tsukani bwino pamalopo.
Chotsani:
• Fumbi
• Kuyika simenti
• Mafuta
• Mafuta
• Tinthu tosakhazikika
• Chinyezi
Konkire iyenera kukhala youma musanaike.
Kukonzekera bwino pamwamba pa chinthuchi ndi chifukwa chachikulu chomwe chimapangitsa kuti sealant isagwire bwino ntchito.
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Gawo 3. Ikani Ndodo Yothandizira
Ndodo za backer zimagwira ntchito zingapo zofunika:
• Imalamulira kuya kwa sealant
• Zimaletsa kumatirira mbali zitatu
• Amachepetsa kugwiritsa ntchito zinthu
• Zimathandiza kuti mafupa azisinthasintha
Chiŵerengero chovomerezeka cha m'lifupi ndi kuya nthawi zambiri chimakhala 2:1.
Chitsanzo:
M'lifupi mwa malo olumikizirana: 20 mm
Kuzama kwa sealant: 10 mm
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Gawo 4. Ikani Primer (Ngati Pakufunika)
Konkireti yokhala ndi mabowo ambiri ingafunike pulayimale yoyenera.
Primer imakula bwino:
• Kumatira
• Kukhalitsa kwa nthawi yayitali
• Kukana chinyezi
Nthawi zonse tsatirani malangizo a wopanga.
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Gawo 5. Ikani Polyurethane Sealant
Kugwiritsa ntchito mfuti yaukadaulo yolumikizira:
• Ikani mphamvu yopitilira
• Pewani matumba opumira mpweya
• Dzazani bwino cholumikiziracho
• Pewani kupangika kwa malo opanda kanthu
Sungani liwiro lokhazikika la kugwiritsa ntchito.
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Gawo 6. Chida Cholumikizira
Konzani nthawi yomweyo chosindikiziracho.
Kugwiritsa ntchito bwino zipangizo:
• Zimathandiza kuti maonekedwe azioneka bwino
• Amachotsa mpweya wotsekeredwa
• Zimathandiza kuti nthaka ikhudze bwino
• Zimapanga mawonekedwe ofanana a mafupa
Chida chisanayambe kupangika khungu.
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Gawo 7. Lolani Kuchiritsa Koyenera
Tetezani mafupa atsopano ku:
• Mvula
• Fumbi
• Magalimoto ambiri
• Kukhudza kwa makina
Matenda ochiritsira:
Kutentha:5–35°C
Chinyezi Chocheperako:40–70%
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Zolakwa Zofala Zokhazikitsa—ndi Momwe Mungapewere
Cholakwika 1: Kuyika pa Konkire Yonyowa
Chinyezi chimakumana ndi polyurethane chemistry.
Zotsatira zake ndi izi:
• Kupanga thovu
• Kusagwira bwino ntchito
• Kusakonza bwino
Onetsetsani kuti nthaka youma nthawi zonse.
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Cholakwika 2: Kuzama Kolakwika kwa Malumikizidwe
Mafupa ozama kwambiri:
• Zinyalala
• Kuonjezera kupsinjika kwa mkati
• Chepetsani kusinthasintha
Ndodo za kumbuyo zimathandiza kusunga mawonekedwe oyenera.
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Cholakwika Chachitatu: Kumamatira Mbali Zitatu
Chotsekera chiyenera kumangiriridwa ku makoma awiri olumikizirana.Kulumikizana ndi pansi pa cholumikizira kumalepheretsa kuyenda ndipo kumayambitsa kulephera msanga.
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Cholakwika 4: Kuyeretsa Koyipa
Fumbi limachepetsa kwambiri kumamatira.Tsukani nthawi zonse musanagwiritse ntchito.
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Cholakwika 5: Kugwiritsa Ntchito Panthawi ya Mvula
Mvula imayambitsa chinyezi mu polyurethane yosakonzedwa.
Zotsatira zake:
• Zolakwika pamwamba
• Kutupa kwa matuza
• Kuchepa kwa mphamvu ya mgwirizano
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Chifukwa Chake Polyurethane Sealants Bubble
Kupangika kwa thovu ndi vuto lofala kwambiri m'munda.Kumvetsa chemistry kumathandiza kupewa izi.Polyurethane imachiritsa mwa kuchitapo kanthu ndi chinyezi cha mlengalenga.Kunyowa kwambiri kumapangitsa kuti mpweya wa carbon dioxide upangidwe mofulumira.Gasi amatsekeredwa mkati mwa chotsekera.
Chotsatira:
• Matumphu
• Mabowo a Pinhole
• Malo opanda kanthu mkati
Zifukwa zazikulu ndi izi:
• Ma substrates onyowa
• Chinyezi chambiri
• Ntchito zokhuthala
• Kugwa mvula
• Kusungirako kosayenera
Kupewa
• Sungani makatiriji otsekedwa mpaka mutagwiritsa ntchito
• Pakani pa konkire youma yokha
• Pewani mvula
• Tsatirani miyeso yoyenera ya malo olumikizirana
• Gwiritsani ntchito zinthu zatsopano musanathe ntchito.
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Magawo Aukadaulo Ovomerezeka a Zolumikizira za Konkire Zoyenda Kwambiri
| Chizindikiro | Mtengo Wovomerezeka | Ubwino wa Uinjiniya |
| Kutha Kuyenda | ± 25% mpaka ± 50% | Amathandizira kukulitsa ndi kufupika kwa kutentha |
| Nthawi ya Khungu | Mphindi 60–120 | Zimapereka nthawi yokwanira yogwiritsira ntchito zida |
| Mlingo Wochiritsa | 3–4 mm/maola 24 | Ndondomeko yomanga yodziwikiratu |
| Kulimba kwamakokedwe | ≥1.2 MPa | Imakana magalimoto ambiri |
| Kutalika pa nthawi yopuma | ≥600% | Kusinthasintha kwabwino kwambiri |
| Kulimba kwa Mphepete mwa Nyanja | 25–40 | Kusinthasintha bwino komanso kulimba |
| Kumatira | Zabwino Kwambiri pa Konkriti | Kuchita bwino kosalowa madzi kwa nthawi yayitali |
| Kukana kwa UV | Zabwino | Kulimba kwakunja |
| Kutentha kwa Utumiki | -40°C mpaka +90°C | Yoyenera nyengo yoipa kwambiri |
| Zomwe zili mu VOC | Zochepa | Kapangidwe kosamalira chilengedwe |
Kukonza ndi Kuyang'anira
Ngakhale kuti zotsekera za polyurethane zimakhala ndi moyo wautali, kuyang'aniridwa nthawi ndi nthawi ndikofunikira.
Chongani chaka chilichonse cha:
• Kusweka
• Kulekanitsa m'mphepete
• Kuwonongeka kwa makina
• Kuukira kwa mankhwala
• Kuwonongeka kwambiri
Kukonza mwachangu kumathandiza kuti madzi asafike ku konkire.
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Polyurethane vs Silicone pa Zolumikizira Zokulitsa Konkire
| Katundu | Polyurethane | Silikoni |
| Kumatira kwa Konkire | Zabwino kwambiri | Zabwino |
| Kukana Kumva Kuwawa | Zabwino kwambiri | Wocheperako |
| Kupaka utoto | Inde | No |
| Magalimoto Ambiri | Zabwino kwambiri | Zochepa |
| Kubwezeretsa Kotanuka | Zabwino kwambiri | Zabwino kwambiri |
| Kukana kwa UV | Zabwino kwambiri | Zabwino kwambiri |
| Mphamvu ya Makina | Pamwamba | Pakatikati |
Pa njira zoyendera panjira, pansi pa mafakitale, m'nyumba zosungiramo katundu, misewu ikuluikulu, ndi malo olumikizirana ndege, polyurethane nthawi zambiri ndiye njira yabwino kwambiri yopangira uinjiniya chifukwa cha magwiridwe antchito ake apamwamba kwambiri.
Malangizo a Akatswiri Ochokera kwa Akatswiri a Makampani
Akatswiri odziwa bwino ntchito nthawi zonse amatsatira njira zabwino izi:
• Pangani malo olumikizirana musanasankhe zomangira.
• Luso loyenderana ndi kayendedwe ka kapangidwe kake komwe kakuyembekezeka.
• Musamaleke kukonzekera pamwamba.
• Nthawi zonse gwiritsani ntchito ndodo zolumikizira kumbuyo polumikiza mafupa akuya.
• Chidacho chikangogwiritsidwa ntchito nthawi yomweyo.
• Tetezani mafupa atsopano pamene akuchira.
• Sungani makatiriji pamalo ozizira komanso ouma.
• Tsatirani malangizo okhazikitsa makina opangira.
N’chifukwa Chiyani Muyenera Kusankha Zomatira za SIWAY Polyurethane?
Makampani opanga zinthu a SIWAYZomangira za polyurethane zogwira ntchito bwino kwambiri zomwe zimapangidwa kuti zigwiritsidwe ntchito pa zomangamanga komanso zamalonda.
Ubwino waukulu ndi monga:
• Kumamatira bwino kwambiri ku konkire, miyala yomangira, chitsulo, ndi aluminiyamu
• Kutha kuyenda bwino kwa mafupa olumikizana
• Kutupa kwapadera komanso kukana nyengo
• Kutulutsa ndi kugwiritsa ntchito zida mosavuta
• Utumiki wautali pakakhala ntchito yovuta
• Imapezeka m'njira ziwiri zosagwa komanso zodzikweza.
• Kupanga zilembo za OEM ndi zachinsinsi kulipo
• Ubwino wokhazikika wothandizidwa ndi makina okhwima opangira ndi owongolera khalidwe
Kaya ntchito yanu ikuphatikizapo pansi pa mafakitale, misewu ya ndege, misewu ikuluikulu, milatho, kapena nyumba zamalonda, zomatira za SIWAY polyurethane zimapangidwa kuti zipereke chitetezo chodalirika cha madzi komanso chitetezo cha nthawi yayitali.
Mankhwala Ovomerezeka:SV811FC Polyurethane Construction Sealant- Yabwino kwambiri polumikiza konkire woyimirira ndi wopingasa, zomwe zimapangitsa kuti ikhale yolimba, yolimba, komanso yolimba kwambiri pa nyengo.
Zofanana:SV313 Sealant Yodziyimira Yokha ya Polyurethane- Yopangidwira makamaka malo olumikizirana opingasa m'misewu, ma eyapoti, milatho, ndi pansi pa mafakitale.
Maulalo Amkati Omwe Akulimbikitsidwa
•Tsamba la Zamalonda la SV811FC Polyurethane Construction Sealant
•Tsamba la Zamalonda la SV313 Self-Leveling Polyurethane Sealant
•Buku Loyerekeza la Polyurethane Sealant vs Silicone Sealant
•Buku Lonse Logulira Zomangira Zomangira
• Buku Lotsogolera pa Kupanga Konkire Yowonjezera Ma Joint
Kusankhachosindikizira cha polyurethane chakumanjandi sitepe yoyamba yokha yopezera dmalo olumikizira konkriti otha kupumula.Kapangidwe koyenera ka malumikizano, kukonzekera bwino malo, njira zoyenera zoyikira, komanso kutsatira zofunikira pakukonza ndikofunika kwambiri kuti ntchito iyende bwino kwa nthawi yayitali.
Mwa kuphatikiza chosindikizira cha polyurethane chapamwamba kwambiri ndi njira zabwino kwambiri zamakampani, mainjiniya ndi makontrakitala amatha kuchepetsa kwambiri ndalama zokonzera, kupewa kulowa kwa madzi, ndikuwonjezera moyo wa ntchito ya zomangamanga za konkire. Pa ntchito zomanga zovuta, mayankho mongaSIWAY SV811FC ndi SV313 Self-Leveling Polyurethane Sealantkupereka kusinthasintha, kumamatira, ndi kulimba komwe kumafunika kuti titeteze malo olumikizirana pansi pa zochitika zenizeni pamene tikuthandizira kudalirika kwa kapangidwe kake kwa nthawi yayitali komanso magwiridwe antchito osalowa madzi.
Q1: Kodi polyurethane sealant ingagwiritsidwe ntchito mwachindunji pa konkire?
A: Inde. Konkire yokonzedwa bwino imapereka kumatirira kwabwino kwambiri. Ma substrates okhala ndi mabowo ambiri angafunike pulasitala kuti awonjezere mgwirizano wa nthawi yayitali.
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Q2: Kodi polyurethane sealant imakhala nthawi yayitali bwanji m'malo olumikizira konkire?
Yankho: Zikayikidwa bwino ndikusamalidwa bwino, zotsekera za polyurethane zapamwamba nthawi zambiri zimakhala zaka 10-20 za ntchito, kutengera kuchuluka kwa magalimoto, kapangidwe ka zolumikizira, ndi momwe zinthu zilili.
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Q3: Kodi polyurethane ndi yabwino kuposa silicone pa malo olumikizirana?
A: Pa ntchito zolemera za konkriti monga mipanda, pansi pa mafakitale, milatho, ndi malo oimika magalimoto, polyurethane nthawi zambiri imapereka kukanikiza kwabwino, kukana kukwawa, komanso mphamvu yamakina. Silicone ikadali chisankho chabwino kwambiri pomwe kukana kwakukulu kwa UV kapena kuletsa nyengo kuchokera ku galasi kupita ku galasi ndiye chinthu chofunikira kwambiri.
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Q4: Kodi polyurethane sealant ingapakidwe utoto?
A: Inde. Zomatira zambiri za polyurethane zimatha kupakidwa utoto pambuyo pozipaka bwino, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito pakupanga ndi kukongoletsa konkriti.
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Q5: N’chifukwa chiyani ndodo ya kumbuyo ndi yofunika?
Yankho: Ndodo yolumikizira kumbuyo imayang'anira kuya kwa sealant, imaletsa kumamatira mbali zitatu, imapangitsa kuti mafupa azisinthasintha, imachepetsa kugwiritsa ntchito zinthu, ndipo imathandiza kuonetsetsa kuti sealant ili ndi mawonekedwe oyenera.
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Q6: Kodi malo olumikizirana angakumane ndi magalimoto nthawi yayitali bwanji?
A: Izi zimadalira kapangidwe ka sealant, kukula kwa zimfundo, ndi momwe zinthu zilili. Kawirikawiri, zimfundo ziyenera kutetezedwa mpaka sealant itachira mokwanira malinga ndi malangizo a wopanga.
Nthawi yotumizira: Ogasiti-07-2026