HPMC (Hydroxypolyl Metyp Selee) shine kayan polymer na polymer wanda aka saba amfani dashi a cikin kayan gini, musamman a cikin kayan gini da kayan haɗin gypsum. Yana da kyawawan kayan aiki na ruwa, m, riƙewar rayar ruwa da kadarorin ruwa, don haka ana amfani da foda a cikin turmi, paily foda, tayal m da sauran kayan.
1. Sanadin shrinkage da fatattaka kayan gini
A lokacin aiwatar da aiki, kayan gini sau da yawa suna narkewa a cikin girma saboda halayen sunadarai, waɗanda ke canzawa a cikin abubuwan da suka dace da yanayin ƙasa. Manyan nau'ikan shrinkage sun hada da:
Filastik shrinkage: Lokacin da kayan ciminti bai taurare ba tukuna, faɗakarwar saboda saurin ruwa na ruwa.
Dry shrinkage: Bayan Abincin, an fallasa shi ga iska mai tsawo, kuma ruwan ya bushe a hankali, yana haifar da yanayin girma.
Zazzabi shrinkage: Canza canjin ya haifar da canje-canje na zazzabi, musamman a cikin yanayi tare da babban bambanci na zazzabi tsakanin rana da rana.
Autogenous Shrinkage: A lokacin aiwatar da hydration tsari, da na ciki girma saboda yawan ruwa ta hydration dauki.
Wadannan matattara suna haifar da yawan juriya a cikin kayan, daga ƙarshe yana haifar da microcracks ko fasa, daga ciki, wanda ke shafar ƙwazo da kayan aikin ginin. Don kauce wa wannan sabon abu, ƙari ana buƙatar inganta haɓaka kayan, da HPMC na ɗaya daga cikinsu.
2. Hanyar aiki na HPMC
HPMC tana taka muhimmiyar rawa wajen rage shrinkage da fashewar kayan gini, wanda aka samu ne ta hanyar waɗannan hanyoyin:
Riƙen ruwa: HPMC yana da ƙarfin riƙewar ruwa mai ƙarfi kuma yana iya samar da fim ɗin riƙe ruwa a cikin turmi ko perty foda don rage yawan ruwa na ruwa. Tun lokacin da saurin ruwa na ruwa a cikin kayan zai haifar da shrinkage phiscc na iya rage ragewar hydrage da kyau, ta inganta cikakken hydring wanda ya haifar da Ruwa na ruwa yayin aikin bushewa. Bugu da kari, HPMC na iya inganta aikin kayan a ƙarƙashin yanayin rigar da bushe kuma rage lalacewa ta hanyar asarar ruwa.
Thickening da karfafa sakamako: hpmc wani mai kauri ne wanda zai iya ƙara daidaito da kuma danko na turmi da haɓaka haɓakawa gabaɗaya na kayan. A yayin aiwatar da ginin, idan kayan ya yi bakin ciki, yana da sauƙin narkewa ko sag, sakamakon farfajiyar ƙasa ko ma cracks. Ta amfani da HPMC, turmi na iya kula da danko da ya dace, inganta ƙarfin da farfajiya na kayan bayan gini, da kuma rage yiwuwar fashewa. Bugu da kari, HPMC na iya haɓaka karfi na kayan da haɓaka ƙarfin juriya.
Inganta sassauci na kayan: Kwayoyin HPMC na iya taka rawa cikin haɓaka sassauci ko kayan tushen gypsum, saboda haka kayan ya fi ƙarfin rikice-rikice. Tun da yake kayan gini galibi ana tilasta su ne zuwa gazawar damuwa a ƙarƙashin canje-canje na yanayi mai sauƙi da lodi, sassauci mafi kyau kuma a ƙara jingina na waje kuma a guji fatattircin waje kuma ya guji fatattircin waje kuma a guji fatattircin waje kuma ya guji fatattircin waje kuma ya guji fatattir ɗin waje kuma ya guji fatattircin waje kuma ya guji fatattir ɗin waje kuma ya guji fatattir ɗin waje kuma ya guji fatattircin waje kuma ya guji fatattircin waje kuma ya guji fatalwa na waje kuma ya guji fatalwa na waje kuma ka guji fatattircin waje kuma ka guji fatattircin waje kuma ka guji fatattircin waje kuma ka guji fatattry.
Gudanar da ciminti hydration da kudi: A cikin kayan ciminti na ciminti, saurin hydration dauki kai tsaye yana shafar wasan kwaikwayon na kayan. Idan hydration dauki yana da sauri, damuwa a cikin kayan ba za a iya saki cikin lokaci ba, sakamakon shi ne a cikin fasa. HPMC na iya rage rage yawan hydration ta hanyar riƙewar ta ruwa da samuwar fim, kuma don haka guji siminti daga rasa ruwa da sauri da fatattaka yayin aiwatar da kayan abu.
Inganta aikin gini: HPMC na iya inganta aikin ginin kayan gini, galibi ya bayyana a cikin kyakkyawan rai, riƙewar ruwa da kuma rage girman kayan da ba a haifar da shi ba. Zai iya yin turmi, pavy foda, da sauransu ya zama mafi sauƙin yaduwa da matakin lokacin gini, haɓaka haɗarin abubuwan da ba a lalata da shi.
3. Aikace-aikacen HPMC a takamaiman kayan gini
Tile Advesive: HPMC na iya inganta aikin anti-slic-slicy na Tiles, kuma a rage fale-finai a lokacin shigarwa, da kuma rage zubar da fina-finai, da kuma rage lalacewa ta hanyar damuwa ko fashewa. Bugu da kari, da lokacin rokuwar ruwa da kuma sakamakon riƙewar ruwa na HPMC kuma yana ba da damar ƙaddamar da buɗe don ci gaba da buɗe lokaci bayan aiki, inganta ingancin gini, da rage fasa da ba a daidaita ba.
Perty foda: A cikin putty foda, a cikin riƙe dukiyar riƙewa na HPMC na iya hana Putty daga rasa ruwa da sauri yayin fashewa da asarar ruwa. A lokaci guda, tasirin tasirin HPMC na iya inganta aikin damfara, yana sauƙaƙa yin amfani a ko'ina a cikin bango, da rage fasahar da ba a sansu ba.
Turmi: ƙara hpmc zuwa turmi yana iya inganta aikinta aiki, sanya turmi mai laushi yayin gini, rage rarrabuwa da kuma daidaitawa da adredion na turmi. A lokaci guda, sakamakon riƙewar ruwa na HPMC na iya sa ruwan ya bushe sannu a hankali yayin aiwatar da tsarin turmi, guje wa shrinkage da fashewa da aka haifar ta farkon ruwa lalacewa.
4. GWAMNATI don amfani da HPMC
Ikon Satsuwa: Adadin HPMC ya kara tasiri kai tsaye ga tasirin sa, kuma yawanci ana bukatar gyara bisa ga rabo daga kayan aikin da kuma takamaiman aikin aikace-aikacen. Wuce haddi HPMC zai haifar da kayan don suna da daidaitaccen daidaito, yana shafar aikin gini; Duk da yake bai isa HPMC ba zai iya kunna rawar da ke riƙe da ruwa da thickening kamar yadda ya kamata.
Yi amfani da wasu ƙari: Yawancin lokaci ana amfani da hpmc a hade tare da wasu abubuwan sunadarai (kamar masu maye gurbin ruwa, filayen iska, da sauransu) don cimma sakamako mafi kyau. Lokacin amfani, ya zama dole don la'akari da hulɗa na ƙari daban-daban don gujewa tasiri ga tasiri akan ayyukan kayan.
A matsayin muhimmin ginin mai mahimmanci, HPMC yana da tasiri mai tasiri a rage shrinkage da fatattaka kayan gini. Yana da kyau rage fasa lalacewa ta hanyar asarar ruwa da kuma taro mai damuwa ta hanyar inganta riƙewar ruwa, thickening, sassauci na kayan aiki da inganta cocin hydration. Amfani da HPMC ba kawai inganta aikin aikin ba ne, amma kuma mika rayuwar sabis na tsarin ginin kuma rage farashin tabbatarwa daga baya. Tare da ci gaba na ci gaba na samar da fasahar kayan gini, aikace-aikacen HPMC a cikin filin ginin zai kasance mafi yawan zurfafa kuma zurfin ciki.
Lokaci: Satumba 21-2024