Tare da saurin bunƙasa masana'antar busasshen turmi a China, ana iya haɓaka aikace-aikacen manne tayal ɗin yumbu gaba ɗaya. To, waɗanne matsaloli ne za su bayyana a aikace aikace na manne tayal ɗin yumbu? A yau, taimaka muku amsa dalla-dalla!
A, me yasa ake amfani da manne na tayal?
1) Yanzu kasuwar tayal ɗin yumbu, tubalin yana ƙara girma da girma
Manyan tayal (kamar 800×800) suna da sauƙin lanƙwasawa. Haɗin tayal na gargajiya gabaɗaya ba ya la'akari da lanƙwasawa, kuma lanƙwasawar tayal da nauyinsa zai rage ƙarfin haɗin sosai.
A halin yanzu, idan ana liƙa tayal ɗin yumbu gabaɗaya ana shafa shi da abin ɗaure turmi na siminti a bayan tayal ɗin yumbu, sannan a matse shi a bango, ana daidaita tayal ɗin yumbu ta amfani da guduma ta roba, saboda yankin tayal ɗin yumbu yana da girma sosai, yana da wuya a kawar da duk iskar da ke cikin layin turmi na siminti, don haka yana da sauƙin samar da ganga mara komai, haɗin ba shi da ƙarfi;
2) A kasuwa, yawan shan ruwa daga bulo mai amfani da yawa yana da ƙasa kaɗan (≤0.2%)
Fuskar tana da santsi, saurin bibulous ya yi ƙasa da tayal ɗin yumbu, haɓakar haɗin gwiwa ta fi wahala, manne na tayal ɗin yumbu na gargajiya ba zai iya cika buƙatun ba, wato tayal ɗin yumbu da ake sayarwa a kasuwa a yanzu da tayal ɗin yumbu a baya sun haifar da babban canji, kuma manne da muke amfani da shi da hanyar gini na gargajiya ne kamar da.
Na biyu, bambanci tsakanin amfani da wakilin nuni da kuma alamar siminti ta fari
1) A cikin dogon aikin cike gidajen haɗin gwiwa, ƙungiyoyi da yawa na ado suna amfani da siminti don cike gidajen haɗin gwiwa.
2) Damar simintin farin ba ta da ƙarfi. Da farko, yana jin daɗi, amma bayan lokaci mai tsawo, za a sami tsagewa da tsagewa tsakanin saman da gefen tayal ɗin yumbu.
3) Akwai kuma canjin launi a wurare masu danshi, (gashi baƙi da kore) kuma siminti yana sha ruwa. Har yanzu yana iya tsotse wasu abubuwa masu datti don su bayyana a cikin tayal ɗin yumbu a ciki, yana haifar da canza launi. A lokaci guda, yana da sauƙin dafa alkali.
Uku, yadda ake magance yawan nutsewa cikin tayal ɗin yumbu?
A yi amfani da manne na tayal na yumbu a matsayin mai walƙiya akai-akai, ba sai an jiƙa ruwa akai-akai ba, amma wahalar gini na faruwa ne bayan an jiƙa ruwa. Idan an jiƙa ruwa da yawa ba tare da kulawa ba, to a busar da shi, sannan a yi shi.
Hudu, tubali da aka raba, tubalin da aka daɗe ana amfani da shi bayan an gama cikawa, maganin gurɓata muhalli
1) Yana da wahalar tsaftacewa, ƙirar ya kamata ta yi la'akari da amfani da wakilin launi iri ɗaya, ya kamata a ɗauki matakan kariya na ƙwararru kafin a yi amfani da ƙugiya, ya dace a yi amfani da ƙugiya busasshiya, sannan a yi amfani da kayan aiki na musamman don zamewa;
2) A lokacin gini, bayan an gama shafa man shafawa, a goge man shafawa da ke saman da goga mai tauri cikin awanni 2, sannan a tsaftace saman da goga na yau da kullun;
3) Ga saman da aka gurbata ta hanyar sinadarin cikawa, ana iya tsaftace shi da sinadarin acid mai rauni sannan a tsaftace shi da ruwa bayan kwana 10 na busasshiyar na'urar cikawa ta haɗin gwiwa, ba tare da ragowar ba.
Na biyar, nutsar da manne na tayal da daskarewa da narkewar lalacewa
1) Zaizayar ruwan sabo, idan ruwa ya shiga, Ca(oH)2 zai narke, wanda zai sa tsarin ya yi laushi a hankali har ma ya lalace;
2) kumburin polymer, koda kuwa wasu polymers sun bushe suka shiga fim, sannan ruwa zai sha faɗaɗar ruwa;
3) Tashin hankali tsakanin fuska: bayan turmi ya sha ruwa, ruwa zai canza tashin hankali tsakanin fuska na bangon capillary na ciki kuma ya shafi ƙarfin fuska;
4) Bayan danshi ya kumbura da bushewa, ƙarar za ta faɗaɗa ta kuma ta yi ƙarfi, wanda hakan zai haifar da gazawar damuwa.
Lura: Ruwan da ke cikin turmi zai daskare ya kuma faɗaɗa lokacin da yake ƙasa da wurin daskarewa (haɗin faɗaɗa kankara 9%). Idan ƙarfin faɗaɗa ya wuce ƙarfin haɗin turmi, lalacewar daskarewa da narkewa zai faru.
Shin man shafawa na Six, 801 da man shafawa na iya maye gurbin man shafawa na latex da za a iya sake rabawa?
Ba za a iya ba, 801 a bayyane yake cewa yana inganta tasirin jima'i na gini, ga aikin bayan an taurare manne na tayal na yumbu, ya zama mai jure wa ruwa musamman, jima'i da daskarewa-narkewa ba shi da inganci.
Bakwai, ana iya amfani da manne tayal na yumbu don ƙugiya
Ba shi da kyau, saboda duka aikin index ɗin ya bambanta, manne na tayal na yumbu yana tambaya game da jima'i, wakilin caulking yana tambaya game da sassauci, hydrophobicity da yaƙi da alkalinity, ana iya cimma syncretic guda 2 a kasuwa a halin yanzu, don rage farashi.
Takwas, foda roba na tayal yumbu da rawar HPMC
Foda ta roba – tana inganta daidaito da santsi na tsarin a yanayin hadawa da ruwa. Saboda halayen polymer, haɗin kayan da aka haɗa da ruwa yana inganta sosai kuma yana ba da babbar gudummawa ga iya aiki. Bayan bushewa, ana samar da ƙarfin manne na Layer mai santsi da mai yawa, kuma tasirin haɗin yashi da dutse da porosity yana inganta. Dangane da tabbatar da adadin ƙari, haɗin zai iya zama mai wadataccen fim ɗin da aka haɗa, don haka manne tayal ɗin yumbu yana da ɗan sassauci, rage modulus na roba, da kuma sha ruwa har zuwa babban matakin damuwa na lalacewar zafi. Daga baya, kamar nutsewa cikin ruwa kuma yana iya samun hana ruwa, zafin buffer, nakasar abu ba ta daidaita ba (haɗin nakasar tayal na 6 × 10-6/℃, haɗaɗɗen nakasar siminti na 10 × 10-6/℃) da sauran damuwa, suna inganta juriya ga yanayi.
HPMC– yana samar da ingantaccen riƙe ruwa da kuma iya ginawa don turmi sabo, musamman don yankin jika. Domin tabbatar da santsi na aikin ruwa zai iya hana shigar ruwa mai yawa da kuma fitar da ruwa daga saman ƙasa. Saboda iskar da ke shiga (1900g/L—-1400g/L PO 400 yashi 600 HPMC 2), yawan manne na tayal yana raguwa, kayan suna adanawa kuma an rage ƙarfin madaurin roba na jikin turmi mai tauri.
Tara, ji yumbu tayal manne ba zai iya ginawa ba yadda ake yi?
1) manne na tayal an gyara shi da busasshen turmi na gauraya, hada shi da ruwa, idan aka kwatanta da turmi na siminti na gargajiya zai yi manne, ma'aikatan gini suna da lokacin daidaitawa;
2) Idan manne mai kyau na yumbu tare da haɗa ruwa ya bayyana a cikin tsarin amfani da busasshen ƙarfi ba za a iya gina shi ba, galibi saboda lokacin da yake tsaye yana da tsayi sosai, ya kamata a haramta shi.
Goma. Dalilan bambancin launi na mai rufewa
1) Bambancin launi na kayan da kanta;
2) Adadin ruwa mara daidaituwa da aka ƙara;
3) Mummunan yanayi bayan gini;
4) Canje-canje a hanyoyin gini.
Wani kuma, yawan ruwan saman da ake sha ya yi yawa, ruwan da ba shi da daidaito wanda sinadarin tsaftace acid mai zurfi na gida ke haifarwa shi ma yana da matsalolin da ke sama.
Goma sha ɗaya, me yasa tayal ɗin gilashi ya bayyana ƙaramin fashewa
Saboda gilashin tayal ɗin ya yi siriri sosai, yi amfani da manne mai tauri na tayal ɗin yumbu don mannewa, bayan bushewa, ƙara girmansa, ma'ana yana jan fashewar glaze don samar da shi, ba da shawarar amfani da samfurin manne mai sassauƙa na tayal ɗin yumbu.
12, me yasa za a iya matse tayal ɗin yumbu bayan an manne shi da glaze mai karyewa?
Ba a bar dinki ba lokacin da aka gina shi, tayal ɗin yumbu yana shafar zafi, canjin raguwar sanyi, yana haifar da tsagewar siffar kunkuru mai tsayi.
Goma sha uku, ginin manne na tayal bayan 2-3D har yanzu babu ƙarfi, danna laushi da hannu, me yasa?
1) Ƙananan zafin jiki, babu matakan kariya, da wahalar taurarewa ta al'ada;
2) Gine-gine ya yi kauri sosai, ruwan ciki mai taurare saman yana da babban tasirin nade harsashi;
3) Yawan shan ruwa na tushen ya yi ƙasa sosai;
4) Girman tubalin ya yi yawa.
14, bayan amfani da wakili na tayal ɗin yumbu na yau da kullun don manne tubali, tsawon lokacin da ƙarfin zai yi ƙarfi
Yawanci ana buƙatar awanni 24 don samun damar taurare, ƙarancin zafin jiki ko rashin isasshen iska zai ƙaru daidai gwargwado.
Goma sha biyar, girka dutse watanni 6 bayan fashewa, dalilin
1) Tsarin saman tushe;
2) Faɗaɗawa;
3) Nakasar matsi;
4) lahani na ciki na dutse (launi na halitta, fashe-fashe), abin da ke faruwa kaɗan ne kawai;
5) nauyin maki ko tasirin gida na saman tayal;
6) manne na tayal yana da tauri;
7) Ba a kula da tsagewar da haɗin gwiwa a kan simintin baya ba yadda ya kamata.
Drum ko faɗuwar tayal ɗin yumbu goma sha shida, babu komai a ciki
1) manne na tayal bai dace ba;
2) Tsarin tushe mai tauri bai cika buƙatun shigarwa ba, kuma akwai nakasa (kamar bangon sassauƙa mai haske);
3) Ba a tsaftace bayan tubalin ba (ƙura ko abin da ke fitar da iska);
4) Ba a shafa manyan tubalan a bayan gida ba;
5) adadin manne na tayal bai isa ba;
6) Domin saman tushe ya yi saurin girgiza, bayan an yi amfani da guduma ta roba, sai a buga da ƙarfi sosai, wanda hakan zai shafi ƙarshen tubalin bisa ga ƙarshen shigarwar, wanda hakan zai sa a kwance haɗin;
7) Rashin daidaiton saman tushe da kuma kauri daban-daban na manne na tayal ɗin yumbu yana haifar da raguwar ƙanƙanta bayan bushewa;
8) Manna bayan lokacin buɗewa;
9) Sauyin muhalli;
10) Ba a saita haɗin gwiwa na faɗaɗawa bisa ga buƙatun ba, wanda ke haifar da damuwa ta ciki;
11) sanya tubalin a kan kafet ɗin faɗaɗa saman tushe;
12) Girgizawa da girgizar waje yayin gyarawa.
A. Siminti abu ne mai amfani da ruwa. Ƙarfinsa mai ƙarfi, ƙarfinsa na roba da juriyar ruwa sun sanya shi muhimmin ɓangare na kayan gini na gini. Dalili kuwa shine tsarin aikin haɗin gwiwa shine turmi na siminti zai iya shiga cikin ramuka kafin a fara saitawa, ya zama ruwan da ke kewaye da shi da kuma taurare shi, sannan ya taka rawar da aka sanya a cikin ramin maɓalli, don ya haɗa kayan rufewa da kayan tushe.
Manne-manne da ke sama suna da wani alaƙa da tubalin yumbu (15-30%), amma bisa ga al'adar EN12004 ta yau da kullun don 14d + 14d 70℃ + 1D, tasirinsu zai ɓace. Musamman a yau mutane suna amfani da tubalin yumbu (1-5%) da tubalin iri ɗaya (0.1%) tasirin anga na inji ba zai iya taka rawa mai tasiri ba.
B, siminti da manne mai tushe 108 yana cikin sake wargaza foda mai latex. Mutanen samfuran canji ba su fahimci cikakken bayani ba, tare da babban modulus na roba, ba zai iya kawar da damuwar ciki da lalacewar tayal ɗin yumbu da substrate ke haifarwa saboda matsewa, zafin jiki da sauran abubuwa ba. Ba a saki damuwa ta ciki ba, yana haifar da tayal ɗin yumbu ya tashi a ƙarshe, ya yi kama da busasshe. (Kamar yadda aka nuna a cikin yanayin da ke sama)
A taƙaice, ga tsarin rufin waje mai matakai da yawa wanda ya ƙunshi kayayyaki daban-daban (EIFS\ babban mold da aka gina a ciki, da sauransu), kamar amfani da kayan ado na tubali, don tabbatar da amincinsa, ya kamata ya mai da hankali kan daidaita modulus na roba tsakanin kayan aiki daban-daban, sassaucin manne na tsakiya, da kuma ikon shiga tsarin, don rage ko kawar da damuwa ta ciki. Aiki ya tabbatar da cewa ɗaukar ƙa'idar "biyayya" ya fi garanti fiye da kawai bin hanyar "juriya" ta ƙarfin haɗin gwiwa mai ƙarfi.
Tsarin hada manne na tayal na yumbu (siminti) na sha bakwai
Ciyarwa: ƙara ruwa kafin ciyarwa
Juyawa: za a fara juya kayan da aka ƙara a cikin ruwan daidai gwargwado, a bar su na tsawon minti 5-10, a sa su girma sosai, sannan a juya na tsawon minti 2-3, ana amfani da su.
Layer na goma sha takwas, mai hana ruwa don manna tayal na yumbu
Kayayyakin da ke hana ruwa shiga daban-daban suna shafar ƙarfin mannewar tayal ɗin yumbu. Idan aka yi amfani da kayan hana ruwa shiga cikin ruwa na polyurethane, tubalin zai iya faɗuwa a ƙarshen lokaci saboda rashin jituwa da kayan.
Lokacin Saƙo: Afrilu-28-2024