Polyurea lalacewa mai jurewa fenti polyurea rufin bene
Bayanin Samfura
Abubuwan polyurea galibi sun ƙunshi abubuwan isocyanate da amines polyether. A halin yanzu albarkatun kasa na polyurea yafi kunshi MDI, polyether polyols, polyether polyamines, amine sarkar extenders, daban-daban ayyuka Additives, pigments da fillers, da kuma aiki diluents. Rubutun polyurea suna da halaye na saurin warkarwa da sauri, saurin gini mai sauri, kyakkyawan rigakafin lalata da aikin hana ruwa, kewayon zafin jiki mai faɗi, da tsari mai sauƙi. Sun dace musamman ga masana'antu daban-daban da masana'antar hakar ma'adinai, wuraren ajiye motoci, filayen wasanni, da sauransu, don rufin bene tare da buƙatu don rigakafin zamewa, lalatawa da juriya.

SIFFOFIN KIRKI
- Mafi girman juriya, juriya, tsayin sabis;
- Yana da mafi kyawun tauri fiye da bene na epoxy, ba tare da peeling ko fashewa ba:
- Matsakaicin juzu'i na saman yana da girma, yana sa ya fi juriya fiye da shimfidar epoxy.
- Samuwar fim ɗin gashi ɗaya, bushewa da sauri, gini mai sauƙi da sauri:
- Sake shafa yana da kyakkyawan mannewa kuma yana da sauƙin gyarawa.
- Ana iya zaɓar launuka da yardar kaina. Yana da kyau da haske. Ba shi da guba kuma yana da alaƙa da muhalli.
Hanyoyin gine-gine
Tsayuwar Wasanni
- 1. Magani na asali: Cire ƙura, tabon mai, ma'aunin gishiri, tsatsa, da kuma saki wakilai daga saman tushe ta hanyar sharewa da farko sannan kuma tsaftacewa. Bayan niƙa sosai, ana gudanar da tarin ƙura.
- 2. Aikace-aikacen firamare na musamman: Mirgine yin amfani da na'urar ta musamman don polyurea don rufe pores na capillary, rage lahani na sutura, da ƙara haɓaka tsakanin murfin polyurea da tushe mai tushe.
- 3. Patching tare da polyurea putty (dangane da yanayin lalacewa na tushe): Yi amfani da kayan faci na musamman don polyurea don gyarawa da daidaita matakin tushe. Bayan warkewa, yi amfani da dabaran niƙa na lantarki don yashi sosai sannan a yi amfani da injin tsabtace ruwa don tsaftacewa.
- 4. Mirgine amfani da mahimmanci na musamman don polyurea: Sake rufe farfajiyar ƙasa, da mahimmanci ƙara haɓaka tsakanin polyurea da tushe.
- 5. Fesa murfin ruwa na polyurea: Bayan gwada feshin, fesa a cikin tsari na sama zuwa kasa sannan kuma ƙasa, yana motsawa a cikin ƙaramin yanki a cikin tsarin giciye da tsayin tsayi. Matsakaicin kauri shine 1.5-2mm. Ana gama feshi a tafi daya. Ana iya samun takamaiman hanyoyi a cikin "Ƙa'idodin Rubutun Injiniyan Polyurea". Yana taka muhimmiyar rawa wajen hana ruwa, yana jure lalacewa kuma yana jurewa.
- 6. Fesa / mirgine amfani da topcoat na musamman don polyurea: Mix babban wakili da wakili na warkewa daidai gwargwado, motsawa sosai, kuma amfani da abin nadi na musamman don mirgine murfin polyurea a ko'ina akan farfajiyar murfin polyurea gaba ɗaya. Yana tsayayya da hasken ultraviolet, yana hana tsufa da canza launi.
Gidan bita
- 1. Jiyya na tushe: Niƙa kashe Layer mai iyo a kan tushe, fallasa tushen tushe mai wuya. Tabbatar cewa kafuwar ya kai darajar C25 ko sama, lebur ne kuma bushe, mara ƙura, kuma baya sake yashi. Idan akwai saƙar zuma, tarkace, fashe-fashe, da sauransu, to a yi amfani da kayan gyara don gyarawa da daidaita shi don tabbatar da dorewa.
- 2. Polyurea na farko aikace-aikace: Aiwatar da polyurea na musamman a ko'ina a kan tushe don rufe ramukan capillary a saman, inganta tsarin ƙasa, rage lahani a cikin sutura bayan fesa, da kuma ƙara haɓaka tsakanin polyurea putty da ciminti, bene na kankare. Jira har sai ya warke sosai kafin a ci gaba zuwa mataki na gaba na ginin. Idan akwai babban yanki na bayyanar farin bayan aikace-aikacen, yana buƙatar sake yin amfani da shi har sai ƙasan duka ya bayyana launin ruwan kasa.
- 3. Polyurea putty aikace-aikace: Aiwatar da matching polyurea musamman putty a ko'ina a kan tushe don ƙara lebur bene, rufe capillary pores da ba a iya gani da ido tsirara, da kuma kauce wa halin da ake ciki inda fesa da polyurea ya sa pinholes saboda capillary pores a kasa. Jira har sai ya warke sosai kafin a ci gaba zuwa mataki na gaba na ginin.
- 4. Polyurea aikace-aikace: A kan warkewar polyurea putty, yi amfani da polyurea firamare a ko'ina don inganta yadda ya kamata adhesion tsakanin fesa polyurea Layer da polyurea putty.
- 5. Fesa ginin polyurea: A cikin sa'o'i 24 bayan maganin farko, yi amfani da kayan aikin feshin ƙwararru don fesa polyurea daidai. Ya kamata fuskar bangon waya ta kasance mai santsi, ba tare da gudu ba, raƙuman ruwa, kumfa, ko fashewa; don lalacewa na gida ko ramuka, ana iya amfani da gyaran polyurea na hannu.
- 6. Polyurea topcoat aikace-aikace: Bayan polyurea surface bushewa, yi amfani da polyurea topcoat don hana tsufa, discoloration, da kuma inganta lalacewa juriya na polyurea shafi, kare polyurea shafi.
Kayan aikin hakar ma'adinai
- 1. Metal substrate, sandblasting ga tsatsa kau ya kai SA2.5 misali. A saman ba shi da ƙurar gurɓataccen gurɓataccen abu, tabon mai, da dai sauransu. Ana aiwatar da jiyya daban-daban bisa ga tushe.
- 2. Fitarwa na farko (don haɓaka mannewa na polyurea zuwa tushe).
- 3. Polyurea spraying yi (babban aikin kariya Layer. A kauri ne kullum shawarar ya kasance tsakanin 2mm da 5mm. Specific tsare-tsaren gini da aka bayar bisa ga daidai kayayyakin).
- 4. Topcoat brushing / spraying gini (anti-yellowing, UV juriya, ƙara iri-iri na launi bukatun).
