Majoini Ekuwedzera Konkriti Ane Zvisimbiso zvePolyurethane
Zvivako zvekongiri zvinoramba zvichikura uye zvichidzikira nekuda kwekuchinja-chinja kwetembiricha, kuchinja kwehunyoro, kuwanda kwemotokari, uye kufamba kwechivako. Kana pasina majoini ekuwedzera akagadzirwa zvakanaka, maslab ekongiri anozopedzisira atsemuka, zvichiita kuti mvura ipinde, ngura yesimbi inosimbisa, uye kukuvara kwechivako kunodhura.
Chivharo chepolyurethane chinoshanda zvakanaka chekubatanidza kongiri ndeimwe yemhinduro dzinoshanda kwazvo dzekudzivirira kubatana kwekuwedzera uku uchichengetedza kuchinjika pasi pekufamba kwakasimba.
Gwaro iri rinotsanangura zvese zvinodiwa nemainjiniya, makondirakiti, vagovanisi, uye vatariri vemapurojekiti nezvekusarudza nekushandisa polyurethane sealants pakubatanidza kongiri, kusanganisira matekiniki ekuisa, kugona kufambisa, mashandiro ekugadzirisa, kutadza kunowanzoitika, uye nzira dzakanakisisa dzekugadzirisa.
Ungave uchivhara migwagwa mikuru, matura, magaraji ekupaka mota, nhandare dzendege, pasi pemaindasitiri, kana zvivakwa zvemabhizinesi, gwaro iri richakubatsira kuwana nzvimbo dzakasimba uye dzisingapindi mvura dzinogara kwemakore.
Nei Zvisimbiso zvePolyurethane Zviri Muyero weGoridhe weKuwedzera kweKonkrete
Majoini ekongiri anoda zvakawanda kupfuura kungozadza mukaha.
Sealant inofanira panguva imwe chete:
• Inobatsira pakukura nekudzika kwemuviri
• Ramba kusviba neUV
• Kutsungirira motokari dzakawanda
• Kudzivirira kupinda kwemvura
• Chengetedza kutwasuka kwemakore
• Batana zvakasimba nesimbi dzekongiri
Zvichienzaniswa nezvimwe zvinhu zvinovhara jira zvechinyakare, polyurethane inopa chiyero chakanaka pakati pekuchinjika, kunamira, kuramba kukwesha, uye simba remuchina.
Zvakanakira Zvikuru
1. Kugona Kufamba Kwakanaka Kwazvo
Zvivako zvekongiri hazvimbofi zvakamira.
Kuchinja kwekushisa kwemwaka kunogona kukonzera kufamba kubva pamamirimita akati wandei kusvika pamasendimita.
Nyanzvi dze polyurethane sealants dzinowanzo kupa:
• Kukwanisa kufamba ±25%
• Magiredhi epamusoro anosvika ±35%
• Mafomula anorema anosvika ±50%
Kupfava uku kunoita kuti chivharo chikwanise kunyudza kufamba kwacho pasina kubvaruka kana kubvaruka.
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2.Kunamatira kuConcrete kunoshamisa
Kusiyana nezvimwe zvinovhara zvinoda kugadziriswa zvine simba pamusoro, polyurethane inosunga nemakemikari kune kongiri yakagadzirwa zvakanaka.
Kunamira kwakanaka kunobatsira kudzivirira:
• Kusimudza mucheto
• Kutama kwemvura
• Kukundikana kunamira
• Kuparadzaniswa kwemajoini
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3. Simba reMichina Rakanaka Zvikuru
Majoini ekuvaka anowanzo sangana ne:
• Kufamba kweforklift
• Marori makuru
• Kutakura zvinhu mundege
• Kufamba kwevanhu vanofamba netsoka
• Kudedera kwemichina yeindasitiri
Simba guru rekudhonza uye kuramba kubvaruka kwepolyurethane zvinoita kuti ive yakakodzera zvakanyanya munzvimbo idzi dzinoda simba.
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4.Dziviriro Inodzivirira Mvura
Zvivharo zvePU zvakaiswa nemazvo zvinogadzira chipingamupinyi chisingapindi mvura chinodzivirira:
• Simbi inosimbisa simba
• Nheyo
• Dzimba dzepasi
• Zvivako zvekupaka mota
• Mabhiriji
• Zvivako zvemaindasitiri
Kudzivirira kupinda kwehunyoro kunowedzera hupenyu hwebasa rekongiri zvakanyanya.
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5. Kuramba kweAbrasion kwakanaka kwazvo
Zvichienzaniswa nezvimwe zvinhu zvinovhara mapurasitiki zvesilicone, polyurethane inowanzoita zviri nani kana yapfekwa nekanika.
Izvi zvinoita kuti ive yakakodzera zvakanyanya kune:
• Mafurati efekitori
• Madhoku ekurodha
• Nzira dzekumhanya dzendege
• Migwagwa mikuru
• Nzvimbo dzekutakura zvinhu
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Maitiro Akajairika
Zvivharo zve polyurethane concrete zvinoshandiswa zvakanyanya mu:
• Nzvimbo dzekuwedzera pasi dzemaindasitiri
• Nzvimbo dzekubatanidza nzira dzekongiri
• Nzvimbo dzekuwedzera migwagwa mikuru
• Migwagwa yekutakura vanhu panhandare yendege
• Mafurati ekuchengetera zvinhu
• Magaraji ekupaka mota
• Madhiri emabhiriji
• Nzvimbo dzekufamba netsoka
• Nzvimbo dzekuchenesa mvura
• Matombo ekuvaka ekutengeserana
• Nzvimbo dzekutakura zvinhu
• Misangano yefekitori
Maitiro Ekusarudza Polyurethane Sealant Yakakodzera
Haasi ese ma polyurethane sealant akakodzera mapurojekiti ese.
Kusarudzwa kunofanirwa kufunga nezvezvinhu zvakasiyana-siyana zveinjiniya.
1. Kufamba pamwe chete
Sarudza mafambiro anotarisirwa usati wasarudza chinovhara.
Zvinokurudzirwa zvakajairika:
| Rudzi rweMajoini | Kukwanisa Kufamba Kunokurudzirwa |
| Majoini emukati mepasi | ±25% |
| Nzira dzekunze | ±35% |
| Nzvimbo dzeNhandare yendege nebhiriji | ±50% |
2. Mutoro weMotokari
Kune mashandisirwo anorema, tanga nekutanga:
• Simba guru rekudhonza
• Kuomarara kweHigh Shore A
• Kudzivirira kukuru kwekukuvara
• Kudzivirira misodzi zvakasimba
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3. Kuonekwa Kwemamiriro Ekunze
Mapurojekiti ekunze anoda kuramba kwakanaka ku:
• Mwaranzi yeUV
• Mvura
• Kuomesa nekunyungudutsa nechando
• Kupisa kwakanyanya
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4. Kukurumidza Kurapa
Zvivharo zvinokurumidza kupora zvinobatsira kupfupisa purogiramu yepurojekiti.
Maitiro akajairika:
• Kuumbwa kweganda: maminetsi 60–120
• Kuporeswa kwakakwana: anenge 3–4 mm pamaawa makumi maviri nemana
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5. Kushandiswa Kwakatwasuka kana Kwakatwasuka
Sarudza:
Polyurethane isina kudonha
Yakakodzera:
• Majoini akamira
• Majoini emadziro
• Mahwindo epamberi
• Konkriti yakagadzirwa kare
Polyurethane inoyera yega
Yakakodzera:
• Nzvimbo dzakatwasuka dzekufamba netsoka
• Mafurati emaindasitiri
• Migwagwa
• Nzira dzekumhanya dzendege
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Gwaro reNhanho neNhanho: Kushandisa Polyurethane Sealant Zvakakodzera
Kuiswa kwakakodzera kunosarudza kushanda kwenguva refu kupfuura chivharo chacho.
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Danho 1. Ongorora Joint
Usati waisa:
✔ Bvisa chisimbiso chekare
✔ Gadzirisa mipendero yemajoini yakakuvara
✔ Simbisa saizi yemajoini
✔ Iva nechokwadi chekuti substrate yakasimba
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Danho rechipiri. Kugadzirira pamusoro
Chenesa nzvimbo dzacho zvakanaka.
Bvisa:
• Guruva
• Kuisa simende
• Oiri
• Girazi
• Zvidimbu zvisina kusimba
• Hunyoro
Konkriti inofanira kuoma isati yaiswa.
Kusagadzirira zvakanaka pamusoro pechinhu ichi ndicho chiri kukonzera kutadza kushanda zvakanaka kwechisimbiso.
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Danho 3. Isa Backer Rod
Tsvimbo dzemusana dzinoita mabasa akakosha:
• Inodzora kudzika kwechisimbiso
• Inodzivirira kunamira kwemativi matatu
• Inoderedza kushandiswa kwezvinhu
• Inovandudza kuchinjika kwemajoini
Chiyero chinokurudzirwa chehupamhi-kusvika pakadzika chinowanzova 2:1.
Muenzaniso:
Upamhi hwejoini: 20 mm
Kudzika kwechisimbiso: 10 mm
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Danho rechina. Shandisa Primer (Kana zvichidikanwa)
Konkriti ine maburi akawanda ingada primer inoenderana nayo.
Primer inovandudza:
• Kunamira
• Kugara kwenguva refu
• Kusanyorova
Gara uchitevera zvinokurudzirwa nemugadziri.
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Danho rechishanu. Isa Polyurethane Sealant
Kushandisa pfuti yehunyanzvi yekubata caulking:
• Isa kudzvanya nguva dzose
• Dzivisa mapombi emhepo
• Zadza pfundo racho zvizere
• Dzivisa kuumbwa kwechinhu chisina chinhu
Chengetedza kumhanya kwekushandisa kwacho nguva dzose.
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Danho 6. Shandisa Chishandiso Chejoini
Gadzirisa chisimbiso pakarepo.
Zvishandiso zvakakodzera:
• Inovandudza chitarisiko
• Inobvisa mhepo yakavharirwa
• Inosimudzira kubata kwe substrate
• Inogadzira majoini akafanana
Chishandiso chisati chatanga kugadzirwa ganda.
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Danho rechinomwe. Bvumira Kuporeswa Kwakakodzera
Dzivirira majoini matsva kubva ku:
• Mvura
• Guruva
• Mota dzakawanda
• Kukanganiswa kwemakemikari
Mamiriro ezvinhu akajairika ekurapa:
Tembiricha:5–35°C
Hunyoro:40–70%
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Zvikanganiso Zvakajairika Zvekuisa—uye Maitiro Ekudzivisa
Chikanganiso 1: Kuisa paWet Concrete
Hunyoro hunosangana nemakemikari epolyurethane.
Migumisiro inosanganisira:
• Kuumbwa kwemabhurumu
• Kusabatana zvakanaka
• Kusakwana kwekupora
Nguva dzose iva nechokwadi chekuti substrate yacho yakaoma.
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Chikanganiso 2: Kudzika Kwakashata Kwemajoini
Majoini akadzika zvakanyanya:
• Marara
• Kuwedzera kushushikana mukati
• Deredza kuchinjika
Matavi emusana anobatsira kuchengetedza geometry yakakodzera.
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Chikanganiso 3: Kunamatira Kune Mativi Matatu
Chisimbiso chinofanira kusungirirwa pamadziro maviri chete.Kubatana nepasi pejointi kunoderedza kufamba uye kunokonzera kutadza kushanda zvakanaka nguva isati yakwana.
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Chikanganiso chechina: Kusachenesa Zvakanaka
Guruva rinoderedza zvakanyanya kunamira.Gara uchichenesa nguva dzose usati waisa.
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Chikanganiso 5: Kunyorera Munguva Yemvura
Mvura inonaya inounza hunyoro mu polyurethane isina kucheneswa.
Mhedzisiro:
• Zvikanganiso pamusoro
• Kuputika kwematumbu
• Simba rekubatana rakaderera
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Nei Polyurethane Sealants Bubble
Kuumbwa kwemabhurumu inyaya inowanzo itika mumunda.Kunzwisisa kemesitiri kunobatsira kudzivirira izvi.Polyurethane inoporesa nekuita zvinoenderana nehunyoro hwemhepo.Hunyoro hwakawanda hunokonzera kuburitswa kwekabhoni dhayiokisaidhi nekukurumidza.Gasi rinovharirwa mukati mechivharo.
Mhedzisiro yacho:
• Mabhurumu
• Maburi ePinholes
• Nzvimbo dzisina chinhu mukati
Zvikonzero zvikuru zvinosanganisira:
• Zvigadziko zvakanyorova
• Hunyoro hwakawanda
• Mashandisirwo akakora
• Kunaya kwemvura
• Kuchengetera zvinhu zvisina kunaka
Kudzivirira
• Chengeta makatriji akavharwa kusvika ashandiswa
• Isa pakongiri yakaoma chete
• Dzivisa kunaya kwemvura
• Tevedzera zviyero zvemajoini zvinokurudzirwa
• Shandisa zvinhu zvitsva usati wapedza basa
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Zvinokurudzirwa zveTekiniki zveMajoini eKonkriti Anofamba Nesimba Rakawanda
| Paramita | Kukosha Kunokurudzirwa | Kubatsirwa Kweinjiniya |
| Kukwanisa Kufamba | ±25% kusvika ±50% | Inobata kuwedzera kwekupisa uye kudzikira |
| Nguva yeganda | Maminetsi 60–120 | Inopa nguva yakakwana yekushandisa maturusi |
| Mwero weKurapa | 3–4 mm/maawa makumi maviri nemana | Purogiramu yekuvaka inofanotaurwa |
| Simba reKusimba | ≥1.2 MPa | Inodzivirira vanhu vakawanda kupinda mumotokari |
| Kureba paKuzorora | ≥600% | Kuchinjika kwakanaka kwazvo |
| Kuoma kweGungwa | 25–40 | Kugadzikana kwakaringana uye kugara kwenguva refu |
| Kunamatira | Yakanaka kwazvo paConcrete | Kushanda kwenguva refu kwemvura |
| Kuramba UV | Kugona | Kugara kwenguva refu kwekunze |
| Tembiricha Yebasa | -40°C kusvika +90°C | Yakakodzera mamiriro ekunze akaipisisa |
| Zviri MuVOC | Zvakaderera | Kuvakwa kwakanaka zvakatipoteredza |
Kugadzirisa uye Kuongorora
Kunyange zvazvo polyurethane sealants ichigara kwenguva refu, zvinokurudzirwa kuti uongorore nguva nenguva.
Tarisa gore rega rega kuti uone kana:
• Kutsemuka
• Kupatsanurwa kwemucheto
• Kukuvara kwemuchina
• Kurwiswa nemakemikari
• Kupfeka zvakanyanya
Kugadziriswa nekukurumidza kunodzivirira mvura kuti isasvike pakongiri.
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Polyurethane vs Silicone yekuwedzera majoini ekongiri
| Pfuma | Polyurethane | Silicone |
| Kunamira kwekongiri | Zvakanakisa | Kugona |
| Kuramba Kuora | Zvakanakisa | Zviri pakati nepakati |
| Kupenda | Ehe | No |
| Mota Dzakawanda | Zvakanakisa | Zvishoma |
| Kupora Kwakareruka | Zvakanakisa | Zvakanakisa |
| Kuramba UV | Kugona chose | Zvakanakisa |
| Simba reMichina | Yakakwirira | Pakati nepakati |
Panyaya dzemigwagwa, pasi pemaindasitiri, matura, migwagwa mikuru, uye nzvimbo dzinosangana nendege, polyurethane ndiyo nzira inonyanya kufarirwa yeinjiniya nekuda kwekushanda kwayo kwepamusoro-soro kwemakanika.
Mazano Ehunyanzvi Kubva Kunyanzvi dzeMaindasitiri
Vakontrakita vane ruzivo vanogara vachitevera nzira idzi dzakanakisisa:
• Gadzira majoini usati wasarudza zvinonamira.
• Kukwanisa kufamba nemafambiro emuviri anotarisirwa.
• Usambofa wakarega kugadzira pamusoro pechinhu.
• Shandisa zvimiti zvemusana nguva dzose pakubatanidza majoini akadzika.
• Chishandiso chichangobva kushandiswa.
• Dzivirira majoini matsva panguva yekupora.
• Chengeta makatiriji munzvimbo inotonhorera uye yakaoma.
• Tevedzera mirairo yekuisa chigadzirwa.
Sei Uchifanira Kusarudza SIWAY Polyurethane Sealants?
Vagadziri veSIWAYzvivharo zvepolyurethane zvekuvaka zvinoshanda zvakanyanya zvakagadzirwa kuti zvishandiswe muzvivakwa zvinoda simba uye mumabhizinesi.
Zvakanakira zvikuru zvinosanganisira:
• Kunamira zvakanaka pakongiri, masonry, simbi, uye aruminiyamu
• Kukwanisa kufamba kwakanyanya kwemajoini anochinja-chinja
• Kukweshana kwakanyanya uye kuramba mamiriro ekunze
• Kuburitsa uye kushandisa maturusi zviri nyore
• Nguva refu yebasa pasi pemamiriro ezvinhu akaoma
• Inowanikwa mumhando dzisingatsvedzereki uye dzinozvienzanisa.
• Kugadzirwa kweOEM nemazita epachivande kuripo
• Hunhu hunogara huripo hunotsigirwa nemaitiro ekugadzira akasimba uye ekudzora hunhu
Kunyangwe chirongwa chako chinosanganisira pasi remaindasitiri, nzira dzendege, migwagwa mikuru, mabhiriji, kana zvivakwa zvemabhizinesi, SIWAY polyurethane sealants dzakagadzirirwa kupa dziviriro yemvura yakavimbika uye dziviriro yenguva refu yekubatana.
Chigadzirwa Chinokurudzirwa:Chisimbiso chekuvaka cheSV811FC Polyurethane- Yakanakira majoini ekuwedzera kongiri akamira uye akatwasuka, zvichipa kusimba kwakanyanya, kunamira kwakasimba, uye kudzivirira mamiriro ekunze zvakanyanya.
Chigadzirwa Chakafanana:SV313 Chisimbiso chePolyurethane Chinozvienzanisa- Yakagadzirirwa zvakananga nzvimbo dzakatwasuka dzekuwedzera mumigwagwa, nhandare dzendege, mabhiriji, uye pasi pemaindasitiri.
Zvinongedzo Zvemukati Zvinokurudzirwa
•Peji rechigadzirwa cheSV811FC Polyurethane Construction Sealant
•Peji rechigadzirwa cheSV313 Self-Leveling Polyurethane Sealant
•Gwaro rekuenzanisa Polyurethane Sealant vs Silicone Sealant
•Gwaro Rekutenga Rizere reSealant Yekuvaka
• Gwaro rekugadzira majoini ekuwedzera kongiri
Kusarudzachisimbiso chepolyurethane chekurudyindiyo nhanho yekutanga yekuzadzisa dmajoini ekuwedzera kongiri anogona kusimba.Kugadzira majoini nemazvo, kugadzirira pamusoro zvine hungwaru, nzira dzekuisa nemazvo, uye kutevedzera zvinodiwa pakugadzirisa majoini zvakakoshawo kuti pave nekushanda kwenguva refu.
Nekubatanidza chivharo chepolyurethane chemhando yepamusoro nemaitiro akanakisa eindasitiri, mainjiniya nevanoita mabasa ekugadzira vanogona kuderedza zvakanyanya mari yekugadzirisa, kudzivirira kupinda kwemvura, uye kuwedzera hupenyu hwebasa rezvivakwa zvekongiri. Kune mapurojekiti ekuvaka anoda mari yakawanda, mhinduro dzakadai seSIWAY SV811FC uye SV313 Self-Leveling Polyurethane Sealantinopa mukana wekuchinjika, kunamira, uye kugara kwenguva refu kunodiwa kuchengetedza majoini ekuwedzera mumamiriro ezvinhu chaiwo ukuwo ichitsigira kuvimbika kwenguva refu kwechivakwa uye kushanda kwemvura.
Mubvunzo 1: Ko polyurethane sealant inogona kuiswa zvakananga pakongiri here?
A: Hongu. Konkriti yakagadzirwa zvakanaka inoita kuti ibatane zvakanaka. Ma substrate ane maburi akawanda anogona kuda primer kuti irambe yakasimba kwenguva refu.
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Mubvunzo wechipiri: Polyurethane sealant inogara kwenguva yakareba sei mumajoini ekongiri?
A: Kana zvikaiswa uye zvakachengetedzwa nemazvo, zvinovhara polyurethane zvemhando yepamusoro zvinowanzo shanda kwemakore 10-20, zvichienderana nehuwandu hwemotokari, dhizaini yemajoini, uye mamiriro ekunze.
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Mubvunzo wechitatu: Polyurethane iri nani pane silicone here pakuwedzera majoini?
A: Pakushandisa kongiri inorema senge nzira dzekufamba nadzo, pasi pemaindasitiri, mabhiriji, uye zvivakwa zvekupaka, polyurethane inowanzo kupa kunamira kwakanyanya, kuramba kukwesha, uye simba remakanika. Silicone inoramba iri sarudzo yakanaka apo kuramba kwakanyanya kweUV kana kudzivirira mamiriro ekunze kubva pagirazi kuenda kugirazi ndiko kunodiwa zvikuru.
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Q4: Ko polyurethane sealant inogona kupendwa here?
A: Ehe. Zvivharo zvakawanda zvepolyurethane zvinopendwa mushure mekunatswa zvizere, zvichiita kuti zvikodzere kushandiswa mukuvaka uye mukushongedza kongiri.
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Mubvunzo 5: Sei tsvimbo yekutsigira ichikosha?
A: Tsvimbo yemusana inodzora kudzika kwechisimbiso, inodzivirira kunamira kwemativi matatu, inovandudza kuchinjika kwemajoini, inoderedza kushandiswa kwezvinhu, uye inobatsira kuona chimiro chechisimbiso chakagadzirwa zvakanaka.
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Mubvunzo wechitanhatu: Joint inogona kubatwa nemotokari kwenguva yakareba sei?
A: Izvi zvinoenderana nekugadzirwa kwechisimbiso, saizi yemajoini, uye mamiriro ekunze. Kazhinji, majoini anofanira kuramba akachengetedzwa kusvika chisimbiso chapora zvizere zvichienderana nezvinodiwa nemugadziri.
Nguva yekutumira: Nyamavhuvhu-07-2026